diff options
Diffstat (limited to 'examples/opengl/legacy')
47 files changed, 0 insertions, 4980 deletions
diff --git a/examples/opengl/legacy/README b/examples/opengl/legacy/README deleted file mode 100644 index 8d6cbdef2a..0000000000 --- a/examples/opengl/legacy/README +++ /dev/null @@ -1,4 +0,0 @@ -This directory contains legacy examples that use the fixed pipeline -and thus are not compatible with OpenGL ES 2.0+ and the core profile of -OpenGL 3.0+. They also rely on the Qt OpenGL module (e.g. QGLWidget) which -is not advisable in new application. diff --git a/examples/opengl/legacy/framebufferobject2/cubelogo.png b/examples/opengl/legacy/framebufferobject2/cubelogo.png Binary files differdeleted file mode 100644 index 2ccbede774..0000000000 --- a/examples/opengl/legacy/framebufferobject2/cubelogo.png +++ /dev/null diff --git a/examples/opengl/legacy/framebufferobject2/framebufferobject2.pro b/examples/opengl/legacy/framebufferobject2/framebufferobject2.pro deleted file mode 100644 index 3f2578bc1f..0000000000 --- a/examples/opengl/legacy/framebufferobject2/framebufferobject2.pro +++ /dev/null @@ -1,11 +0,0 @@ -HEADERS += glwidget.h -SOURCES += glwidget.cpp main.cpp -RESOURCES += framebufferobject2.qrc - -QT += opengl widgets - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/framebufferobject2 -INSTALLS += target - -qtConfig(opengles.|angle|dynamicgl): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/framebufferobject2/framebufferobject2.qrc b/examples/opengl/legacy/framebufferobject2/framebufferobject2.qrc deleted file mode 100644 index 9fc1a56a1a..0000000000 --- a/examples/opengl/legacy/framebufferobject2/framebufferobject2.qrc +++ /dev/null @@ -1,5 +0,0 @@ -<!DOCTYPE RCC><RCC version="1.0"> -<qresource prefix="/res"> - <file>cubelogo.png</file> -</qresource> -</RCC> diff --git a/examples/opengl/legacy/framebufferobject2/glwidget.cpp b/examples/opengl/legacy/framebufferobject2/glwidget.cpp deleted file mode 100644 index f14d31aff6..0000000000 --- a/examples/opengl/legacy/framebufferobject2/glwidget.cpp +++ /dev/null @@ -1,257 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" -#include <QtGui/QImage> -#include <qmath.h> - -static GLint cubeArray[][3] = { - {0, 0, 0}, {0, 1, 0}, {1, 1, 0}, {1, 0, 0}, - {0, 0, 1}, {1, 0, 1}, {1, 1, 1}, {0, 1, 1}, - {0, 0, 0}, {1, 0, 0}, {1, 0, 1}, {0, 0, 1}, - {0, 1, 0}, {0, 1, 1}, {1, 1, 1}, {1, 1, 0}, - {0, 1, 0}, {0, 0, 0}, {0, 0, 1}, {0, 1, 1}, - {1, 0, 0}, {1, 1, 0}, {1, 1, 1}, {1, 0, 1} -}; - -static GLint cubeTextureArray[][2] = { - {0, 0}, {1, 0}, {1, 1}, {0, 1}, - {0, 0}, {0, 1}, {1, 1}, {1, 0}, - {0, 0}, {1, 0}, {1, 1}, {0, 1}, - {1, 0}, {0, 0}, {0, 1}, {1, 1}, - {0, 0}, {1, 0}, {1, 1}, {0, 1}, - {1, 0}, {0, 0}, {0, 1}, {1, 1} -}; - -static GLint faceArray[][2] = { - {1, -1}, {1, 1}, {-1, 1}, {-1, -1} -}; - -static GLubyte colorArray[][4] = { - {102, 176, 54, 255}, - {81, 141, 41, 255}, - {62, 108, 32, 255}, - {45, 79, 23, 255} -}; - -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) -{ - // create the framebuffer object - make sure to have a current - // context before creating it - makeCurrent(); - fbo = new QGLFramebufferObject(512, 512); - timerId = startTimer(20); - setWindowTitle(tr("OpenGL framebuffer objects 2")); -} - -GLWidget::~GLWidget() -{ - glDeleteLists(pbufferList, 1); - delete fbo; -} - -void GLWidget::initializeGL() -{ - glMatrixMode(GL_MODELVIEW); - - glEnable(GL_CULL_FACE); - - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_TEXTURE_COORD_ARRAY); - glVertexPointer(3, GL_INT, 0, cubeArray); - glTexCoordPointer(2, GL_INT, 0, cubeTextureArray); - glColorPointer(4, GL_UNSIGNED_BYTE, 0, colorArray); - - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glEnable(GL_BLEND); - glEnable(GL_TEXTURE_2D); - glEnable(GL_DEPTH_TEST); - - glClearColor(1.0f, 1.0f, 1.0f, 1.0f); - pbufferList = glGenLists(1); - glNewList(pbufferList, GL_COMPILE); - { - glClear(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT); - - // draw cube background - glPushMatrix(); - glLoadIdentity(); - glTranslatef(0.5f, 0.5f, -2.0f); - glDisable(GL_TEXTURE_2D); - glEnableClientState(GL_COLOR_ARRAY); - glVertexPointer(2, GL_INT, 0, faceArray); - glDrawArrays(GL_QUADS, 0, 4); - glVertexPointer(3, GL_INT, 0, cubeArray); - glDisableClientState(GL_COLOR_ARRAY); - glEnable(GL_TEXTURE_2D); - glPopMatrix(); - - // draw cube - glTranslatef(0.5f, 0.5f, 0.5f); - glRotatef(3.0f, 1.0f, 1.0f, 1.0f); - glTranslatef(-0.5f, -0.5f, -0.5f); - glColor4f(0.9f, 0.9f, 0.9f, 1.0f); - glDrawArrays(GL_QUADS, 0, 24); - - glPushMatrix(); // this state is popped back in the paintGL() function - } - glEndList(); - - for (int i = 0; i < 3; ++i) { - yOffs[i] = 0.0f; - xInc[i] = 0.005f; - rot[i] = 0.0f; - } - xOffs[0]= 0.0f; - xOffs[1]= 0.5f; - xOffs[2]= 1.0f; - - cubeTexture = bindTexture(QImage(":res/cubelogo.png")); - - glPushMatrix(); // push to avoid stack underflow in the first paintGL() call -} - -void GLWidget::resizeGL(int w, int h) -{ - glViewport(0, 0, w, h); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - float aspect = w/(float)(h ? h : 1); - glFrustum(-aspect, aspect, -1, 1, 10, 100); - glTranslatef(-0.5f, -0.5f, -0.5f); - glTranslatef(0.0f, 0.0f, -15.0f); -} - -void GLWidget::paintGL() -{ - glPopMatrix(); // pop the matrix pushed in the pbuffer list - - // push the projection matrix and the entire GL state before - // doing any rendering into our framebuffer object - glPushAttrib(GL_ALL_ATTRIB_BITS); - glMatrixMode(GL_PROJECTION); - glPushMatrix(); - - glViewport(0, 0, fbo->size().width(), fbo->size().height()); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-1, 1, -1, 1, -99, 99); - glTranslatef(-0.5f, -0.5f, 0.0f); - glMatrixMode(GL_MODELVIEW); - - // render to the framebuffer object - fbo->bind(); - glBindTexture(GL_TEXTURE_2D, cubeTexture); - glCallList(pbufferList); - fbo->release(); - - // pop the projection matrix and GL state back for rendering - // to the actual widget - glPopAttrib(); - glMatrixMode(GL_PROJECTION); - glPopMatrix(); - - glBindTexture(GL_TEXTURE_2D, fbo->texture()); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - // draw the background - glMatrixMode(GL_MODELVIEW); - glPushMatrix(); - glLoadIdentity(); - glMatrixMode(GL_PROJECTION); - glPushMatrix(); - glLoadIdentity(); - - glVertexPointer(2, GL_INT, 0, faceArray); - glTranslatef(-1.2f, -0.8f, 0.0f); - glScalef(0.2f, 0.2f, 0.2f); - for (int y = 0; y < 5; ++y) { - for (int x = 0; x < 5; ++x) { - glTranslatef(2.0f, 0, 0); - glColor4f(0.8f, 0.8f, 0.8f, 1.0f); - glDrawArrays(GL_QUADS, 0, 4); - } - glTranslatef(-10.0f, 2.0f, 0); - } - glVertexPointer(3, GL_INT, 0, cubeArray); - - glPopMatrix(); - glMatrixMode(GL_MODELVIEW); - - // draw the bouncing cubes - drawCube(0, 0.0f, 1.5f, 2.5f, 1.5f); - drawCube(1, 1.0f, 2.0f, 2.5f, 2.0f); - drawCube(2, 2.0f, 3.5f, 2.5f, 2.5f); - glPopMatrix(); -} - -void GLWidget::drawCube(int i, GLfloat z, GLfloat rotation, GLfloat jmp, GLfloat amp) -{ - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslatef(xOffs[i], yOffs[i], z); - glTranslatef(0.5f, 0.5f, 0.5f); - GLfloat scale = 0.75 + i*(0.25f/2); - glScalef(scale, scale, scale); - glRotatef(rot[i], 1.0f, 1.0f, 1.0f); - glTranslatef(-0.5f, -0.5f, -0.5f); - - glColor4f(1.0f, 1.0f, 1.0f, 0.8f); - glDrawArrays(GL_QUADS, 0, 24); - - if (xOffs[i] > 1.0f || xOffs[i] < -1.0f) { - xInc[i] = -xInc[i]; - xOffs[i] = xOffs[i] > 1.0f ? 1.0f : -1.0f; - } - xOffs[i] += xInc[i]; - yOffs[i] = qAbs(cos((-GLfloat(M_PI) * jmp) * xOffs[i]) * amp) - 1; - rot[i] += rotation; -} diff --git a/examples/opengl/legacy/framebufferobject2/glwidget.h b/examples/opengl/legacy/framebufferobject2/glwidget.h deleted file mode 100644 index d3e4aa5af5..0000000000 --- a/examples/opengl/legacy/framebufferobject2/glwidget.h +++ /dev/null @@ -1,75 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtOpenGL> - -class GLWidget : public QGLWidget -{ -public: - GLWidget(QWidget *parent); - ~GLWidget(); - void initializeGL() override; - void resizeGL(int w, int h) override; - void paintGL() override; - void timerEvent(QTimerEvent *) override { update(); } - void mousePressEvent(QMouseEvent *) override { killTimer(timerId); } - void mouseReleaseEvent(QMouseEvent *) override { timerId = startTimer(20); } - - void drawCube(int i, GLfloat z, GLfloat ri, GLfloat jmp, GLfloat amp); - -private: - GLfloat rot[3], xOffs[3], yOffs[3], xInc[3]; - GLuint pbufferList; - GLuint cubeTexture; - int timerId; - - QGLFramebufferObject *fbo; -}; - diff --git a/examples/opengl/legacy/framebufferobject2/main.cpp b/examples/opengl/legacy/framebufferobject2/main.cpp deleted file mode 100644 index ae7447c2a5..0000000000 --- a/examples/opengl/legacy/framebufferobject2/main.cpp +++ /dev/null @@ -1,71 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets/QApplication> -#include <QtWidgets/QMessageBox> -#include "glwidget.h" - -int main(int argc, char **argv) -{ - Q_INIT_RESOURCE(framebufferobject2); - - QApplication a(argc, argv); - if (!QGLFormat::hasOpenGL() || !QGLFramebufferObject::hasOpenGLFramebufferObjects()) { - QMessageBox::information(0, "OpenGL framebuffer objects 2", - "This system does not support OpenGL/framebuffer objects."); - return -1; - } - - GLWidget widget(0); - widget.resize(640, 480); - widget.show(); - return a.exec(); -} - diff --git a/examples/opengl/legacy/grabber/glwidget.cpp b/examples/opengl/legacy/grabber/glwidget.cpp deleted file mode 100644 index 6be4d30597..0000000000 --- a/examples/opengl/legacy/grabber/glwidget.cpp +++ /dev/null @@ -1,286 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" - -#include <QMouseEvent> -#include <QTimer> -#include <qmath.h> - -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(parent) -{ - gear1 = 0; - gear2 = 0; - gear3 = 0; - xRot = 0; - yRot = 0; - zRot = 0; - gear1Rot = 0; - - QTimer *timer = new QTimer(this); - connect(timer, SIGNAL(timeout()), this, SLOT(advanceGears())); - timer->start(20); -} - -GLWidget::~GLWidget() -{ - makeCurrent(); - glDeleteLists(gear1, 1); - glDeleteLists(gear2, 1); - glDeleteLists(gear3, 1); -} - -void GLWidget::setXRotation(int angle) -{ - normalizeAngle(&angle); - if (angle != xRot) { - xRot = angle; - emit xRotationChanged(angle); - updateGL(); - } -} - -void GLWidget::setYRotation(int angle) -{ - normalizeAngle(&angle); - if (angle != yRot) { - yRot = angle; - emit yRotationChanged(angle); - updateGL(); - } -} - -void GLWidget::setZRotation(int angle) -{ - normalizeAngle(&angle); - if (angle != zRot) { - zRot = angle; - emit zRotationChanged(angle); - updateGL(); - } -} - -void GLWidget::initializeGL() -{ - static const GLfloat lightPos[4] = { 5.0f, 5.0f, 10.0f, 1.0f }; - static const GLfloat reflectance1[4] = { 0.8f, 0.1f, 0.0f, 1.0f }; - static const GLfloat reflectance2[4] = { 0.0f, 0.8f, 0.2f, 1.0f }; - static const GLfloat reflectance3[4] = { 0.2f, 0.2f, 1.0f, 1.0f }; - - glLightfv(GL_LIGHT0, GL_POSITION, lightPos); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_DEPTH_TEST); - - gear1 = makeGear(reflectance1, 1.0, 4.0, 1.0, 0.7, 20); - gear2 = makeGear(reflectance2, 0.5, 2.0, 2.0, 0.7, 10); - gear3 = makeGear(reflectance3, 1.3, 2.0, 0.5, 0.7, 10); - - glEnable(GL_NORMALIZE); - glClearColor(0.0f, 0.0f, 0.0f, 1.0f); -} - -void GLWidget::paintGL() -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glPushMatrix(); - glRotated(xRot / 16.0, 1.0, 0.0, 0.0); - glRotated(yRot / 16.0, 0.0, 1.0, 0.0); - glRotated(zRot / 16.0, 0.0, 0.0, 1.0); - - drawGear(gear1, -3.0, -2.0, 0.0, gear1Rot / 16.0); - drawGear(gear2, +3.1, -2.0, 0.0, -2.0 * (gear1Rot / 16.0) - 9.0); - - glRotated(+90.0, 1.0, 0.0, 0.0); - drawGear(gear3, -3.1, -1.8, -2.2, +2.0 * (gear1Rot / 16.0) - 2.0); - - glPopMatrix(); -} - -void GLWidget::resizeGL(int width, int height) -{ - int side = qMin(width, height); - glViewport((width - side) / 2, (height - side) / 2, side, side); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-1.0, +1.0, -1.0, 1.0, 5.0, 60.0); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glTranslated(0.0, 0.0, -40.0); -} - -void GLWidget::mousePressEvent(QMouseEvent *event) -{ - lastPos = event->pos(); -} - -void GLWidget::mouseMoveEvent(QMouseEvent *event) -{ - int dx = event->x() - lastPos.x(); - int dy = event->y() - lastPos.y(); - - if (event->buttons() & Qt::LeftButton) { - setXRotation(xRot + 8 * dy); - setYRotation(yRot + 8 * dx); - } else if (event->buttons() & Qt::RightButton) { - setXRotation(xRot + 8 * dy); - setZRotation(zRot + 8 * dx); - } - lastPos = event->pos(); -} - -void GLWidget::advanceGears() -{ - gear1Rot += 2 * 16; - updateGL(); -} - -GLuint GLWidget::makeGear(const GLfloat *reflectance, GLdouble innerRadius, - GLdouble outerRadius, GLdouble thickness, - GLdouble toothSize, GLint toothCount) -{ - GLuint list = glGenLists(1); - glNewList(list, GL_COMPILE); - glMaterialfv(GL_FRONT, GL_AMBIENT_AND_DIFFUSE, reflectance); - - GLdouble r0 = innerRadius; - GLdouble r1 = outerRadius - toothSize / 2.0; - GLdouble r2 = outerRadius + toothSize / 2.0; - GLdouble toothAngle = 2 * M_PI / toothCount; - GLdouble delta = toothAngle / 4.0; - GLdouble z = thickness / 2.0; - - glShadeModel(GL_FLAT); - - for (int i = 0; i < 2; ++i) { - GLdouble sign = (i == 0) ? +1.0 : -1.0; - - glNormal3d(0.0, 0.0, sign); - - glBegin(GL_QUAD_STRIP); - for (int j = 0; j <= toothCount; ++j) { - GLdouble angle = j * toothAngle; - glVertex3d(r0 * cos(angle), r0 * sin(angle), sign * z); - glVertex3d(r1 * cos(angle), r1 * sin(angle), sign * z); - glVertex3d(r0 * cos(angle), r0 * sin(angle), sign * z); - glVertex3d(r1 * cos(angle + 3 * delta), r1 * sin(angle + 3 * delta), sign * z); - } - glEnd(); - - glBegin(GL_QUADS); - for (int j = 0; j < toothCount; ++j) { - GLdouble angle = j * toothAngle; - glVertex3d(r1 * cos(angle), r1 * sin(angle), sign * z); - glVertex3d(r2 * cos(angle + delta), r2 * sin(angle + delta), sign * z); - glVertex3d(r2 * cos(angle + 2 * delta), r2 * sin(angle + 2 * delta), sign * z); - glVertex3d(r1 * cos(angle + 3 * delta), r1 * sin(angle + 3 * delta), sign * z); - } - glEnd(); - } - - glBegin(GL_QUAD_STRIP); - for (int i = 0; i < toothCount; ++i) { - for (int j = 0; j < 2; ++j) { - GLdouble angle = (i + j / 2.0) * toothAngle; - GLdouble s1 = r1; - GLdouble s2 = r2; - if (j == 1) - qSwap(s1, s2); - - glNormal3d(cos(angle), sin(angle), 0.0); - glVertex3d(s1 * cos(angle), s1 * sin(angle), +z); - glVertex3d(s1 * cos(angle), s1 * sin(angle), -z); - - glNormal3d(s2 * sin(angle + delta) - s1 * sin(angle), - s1 * cos(angle) - s2 * cos(angle + delta), 0.0); - glVertex3d(s2 * cos(angle + delta), s2 * sin(angle + delta), +z); - glVertex3d(s2 * cos(angle + delta), s2 * sin(angle + delta), -z); - } - } - glVertex3d(r1, 0.0, +z); - glVertex3d(r1, 0.0, -z); - glEnd(); - - glShadeModel(GL_SMOOTH); - - glBegin(GL_QUAD_STRIP); - for (int i = 0; i <= toothCount; ++i) { - GLdouble angle = i * toothAngle; - glNormal3d(-cos(angle), -sin(angle), 0.0); - glVertex3d(r0 * cos(angle), r0 * sin(angle), +z); - glVertex3d(r0 * cos(angle), r0 * sin(angle), -z); - } - glEnd(); - - glEndList(); - - return list; -} - -void GLWidget::drawGear(GLuint gear, GLdouble dx, GLdouble dy, GLdouble dz, - GLdouble angle) -{ - glPushMatrix(); - glTranslated(dx, dy, dz); - glRotated(angle, 0.0, 0.0, 1.0); - glCallList(gear); - glPopMatrix(); -} - -void GLWidget::normalizeAngle(int *angle) -{ - while (*angle < 0) - *angle += 360 * 16; - while (*angle > 360 * 16) - *angle -= 360 * 16; -} diff --git a/examples/opengl/legacy/grabber/glwidget.h b/examples/opengl/legacy/grabber/glwidget.h deleted file mode 100644 index 67020b0ada..0000000000 --- a/examples/opengl/legacy/grabber/glwidget.h +++ /dev/null @@ -1,107 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef GLWIDGET_H -#define GLWIDGET_H - -#include <QGLWidget> - -class GLWidget : public QGLWidget -{ - Q_OBJECT - -public: - GLWidget(QWidget *parent = 0); - ~GLWidget(); - - int xRotation() const { return xRot; } - int yRotation() const { return yRot; } - int zRotation() const { return zRot; } - -public slots: - void setXRotation(int angle); - void setYRotation(int angle); - void setZRotation(int angle); - -signals: - void xRotationChanged(int angle); - void yRotationChanged(int angle); - void zRotationChanged(int angle); - -protected: - void initializeGL() override; - void paintGL() override; - void resizeGL(int width, int height) override; - void mousePressEvent(QMouseEvent *event) override; - void mouseMoveEvent(QMouseEvent *event) override; - -private slots: - void advanceGears(); - -private: - GLuint makeGear(const GLfloat *reflectance, GLdouble innerRadius, - GLdouble outerRadius, GLdouble thickness, - GLdouble toothSize, GLint toothCount); - void drawGear(GLuint gear, GLdouble dx, GLdouble dy, GLdouble dz, - GLdouble angle); - void normalizeAngle(int *angle); - - GLuint gear1; - GLuint gear2; - GLuint gear3; - int xRot; - int yRot; - int zRot; - int gear1Rot; - - QPoint lastPos; -}; - -#endif // GLWIDGET_H diff --git a/examples/opengl/legacy/grabber/grabber.pro b/examples/opengl/legacy/grabber/grabber.pro deleted file mode 100644 index 88c03f1c5e..0000000000 --- a/examples/opengl/legacy/grabber/grabber.pro +++ /dev/null @@ -1,12 +0,0 @@ -HEADERS = glwidget.h \ - mainwindow.h -SOURCES = glwidget.cpp \ - main.cpp \ - mainwindow.cpp -QT += opengl widgets - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/grabber -INSTALLS += target - -qtConfig(opengles.|angle|dynamicgl): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/grabber/main.cpp b/examples/opengl/legacy/grabber/main.cpp deleted file mode 100644 index e02118b078..0000000000 --- a/examples/opengl/legacy/grabber/main.cpp +++ /dev/null @@ -1,61 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "mainwindow.h" - -#include <QApplication> - -int main(int argc, char *argv[]) -{ - QApplication app(argc, argv); - MainWindow window; - window.show(); - return app.exec(); -} diff --git a/examples/opengl/legacy/grabber/mainwindow.cpp b/examples/opengl/legacy/grabber/mainwindow.cpp deleted file mode 100644 index 6ea6a28051..0000000000 --- a/examples/opengl/legacy/grabber/mainwindow.cpp +++ /dev/null @@ -1,216 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" -#include "mainwindow.h" - -#include <QtWidgets> - -MainWindow::MainWindow() -{ - centralWidget = new QWidget; - setCentralWidget(centralWidget); - - glWidget = new GLWidget; - pixmapLabel = new QLabel; - - glWidgetArea = new QScrollArea; - glWidgetArea->setWidget(glWidget); - glWidgetArea->setWidgetResizable(true); - glWidgetArea->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff); - glWidgetArea->setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff); - glWidgetArea->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored); - glWidgetArea->setMinimumSize(50, 50); - - pixmapLabelArea = new QScrollArea; - pixmapLabelArea->setWidget(pixmapLabel); - pixmapLabelArea->setSizePolicy(QSizePolicy::Ignored, QSizePolicy::Ignored); - pixmapLabelArea->setMinimumSize(50, 50); - - xSlider = createSlider(SIGNAL(xRotationChanged(int)), - SLOT(setXRotation(int))); - ySlider = createSlider(SIGNAL(yRotationChanged(int)), - SLOT(setYRotation(int))); - zSlider = createSlider(SIGNAL(zRotationChanged(int)), - SLOT(setZRotation(int))); - - createActions(); - createMenus(); - - QGridLayout *centralLayout = new QGridLayout; - centralLayout->addWidget(glWidgetArea, 0, 0); - centralLayout->addWidget(pixmapLabelArea, 0, 1); - centralLayout->addWidget(xSlider, 1, 0, 1, 2); - centralLayout->addWidget(ySlider, 2, 0, 1, 2); - centralLayout->addWidget(zSlider, 3, 0, 1, 2); - centralWidget->setLayout(centralLayout); - - xSlider->setValue(15 * 16); - ySlider->setValue(345 * 16); - zSlider->setValue(0 * 16); - - setWindowTitle(tr("Grabber")); - resize(400, 300); -} - -void MainWindow::renderIntoPixmap() -{ - QSize size = getSize(); - if (size.isValid()) { - QPixmap pixmap = glWidget->renderPixmap(size.width(), size.height()); - setPixmap(pixmap); - } -} - -void MainWindow::grabFrameBuffer() -{ - QImage image = glWidget->grabFrameBuffer(); - setPixmap(QPixmap::fromImage(image)); -} - -void MainWindow::clearPixmap() -{ - setPixmap(QPixmap()); -} - -void MainWindow::about() -{ - QMessageBox::about(this, tr("About Grabber"), - tr("The <b>Grabber</b> example demonstrates two approaches for " - "rendering OpenGL into a Qt pixmap.")); -} - -void MainWindow::createActions() -{ - renderIntoPixmapAct = new QAction(tr("&Render into Pixmap..."), this); - renderIntoPixmapAct->setShortcut(tr("Ctrl+R")); - connect(renderIntoPixmapAct, SIGNAL(triggered()), - this, SLOT(renderIntoPixmap())); - - grabFrameBufferAct = new QAction(tr("&Grab Frame Buffer"), this); - grabFrameBufferAct->setShortcut(tr("Ctrl+G")); - connect(grabFrameBufferAct, SIGNAL(triggered()), - this, SLOT(grabFrameBuffer())); - - clearPixmapAct = new QAction(tr("&Clear Pixmap"), this); - clearPixmapAct->setShortcut(tr("Ctrl+L")); - connect(clearPixmapAct, SIGNAL(triggered()), this, SLOT(clearPixmap())); - - exitAct = new QAction(tr("E&xit"), this); - exitAct->setShortcuts(QKeySequence::Quit); - connect(exitAct, SIGNAL(triggered()), this, SLOT(close())); - - aboutAct = new QAction(tr("&About"), this); - connect(aboutAct, SIGNAL(triggered()), this, SLOT(about())); - - aboutQtAct = new QAction(tr("About &Qt"), this); - connect(aboutQtAct, SIGNAL(triggered()), qApp, SLOT(aboutQt())); -} - -void MainWindow::createMenus() -{ - fileMenu = menuBar()->addMenu(tr("&File")); - fileMenu->addAction(renderIntoPixmapAct); - fileMenu->addAction(grabFrameBufferAct); - fileMenu->addAction(clearPixmapAct); - fileMenu->addSeparator(); - fileMenu->addAction(exitAct); - - helpMenu = menuBar()->addMenu(tr("&Help")); - helpMenu->addAction(aboutAct); - helpMenu->addAction(aboutQtAct); -} - -QSlider *MainWindow::createSlider(const char *changedSignal, - const char *setterSlot) -{ - QSlider *slider = new QSlider(Qt::Horizontal); - slider->setRange(0, 360 * 16); - slider->setSingleStep(16); - slider->setPageStep(15 * 16); - slider->setTickInterval(15 * 16); - slider->setTickPosition(QSlider::TicksRight); - connect(slider, SIGNAL(valueChanged(int)), glWidget, setterSlot); - connect(glWidget, changedSignal, slider, SLOT(setValue(int))); - return slider; -} - -void MainWindow::setPixmap(const QPixmap &pixmap) -{ - pixmapLabel->setPixmap(pixmap); - QSize size = pixmap.size() / pixmap.devicePixelRatio(); - if (size - QSize(1, 0) == pixmapLabelArea->maximumViewportSize()) - size -= QSize(1, 0); - pixmapLabel->resize(size); -} - -QSize MainWindow::getSize() -{ - bool ok; - QString text = QInputDialog::getText(this, tr("Grabber"), - tr("Enter pixmap size:"), - QLineEdit::Normal, - tr("%1 x %2").arg(glWidget->width()) - .arg(glWidget->height()), - &ok); - if (!ok) - return QSize(); - - QRegularExpression regExp(tr("^([0-9]+) *x *([0-9]+)$")); - QRegularExpressionMatch match = regExp.match(text); - if (match.hasMatch()) { - int width = match.captured(1).toInt(); - int height = match.captured(2).toInt(); - if (width > 0 && width < 2048 && height > 0 && height < 2048) - return QSize(width, height); - } - - return glWidget->size(); -} diff --git a/examples/opengl/legacy/grabber/mainwindow.h b/examples/opengl/legacy/grabber/mainwindow.h deleted file mode 100644 index 2d699784dd..0000000000 --- a/examples/opengl/legacy/grabber/mainwindow.h +++ /dev/null @@ -1,104 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef MAINWINDOW_H -#define MAINWINDOW_H - -#include <QMainWindow> - -QT_BEGIN_NAMESPACE -class QLabel; -class QMenu; -class QScrollArea; -class QSlider; -QT_END_NAMESPACE - -class GLWidget; - -class MainWindow : public QMainWindow -{ - Q_OBJECT - -public: - MainWindow(); - -private slots: - void renderIntoPixmap(); - void grabFrameBuffer(); - void clearPixmap(); - void about(); - -private: - void createActions(); - void createMenus(); - QSlider *createSlider(const char *changedSignal, const char *setterSlot); - void setPixmap(const QPixmap &pixmap); - QSize getSize(); - - QWidget *centralWidget; - QScrollArea *glWidgetArea; - QScrollArea *pixmapLabelArea; - GLWidget *glWidget; - QLabel *pixmapLabel; - QSlider *xSlider; - QSlider *ySlider; - QSlider *zSlider; - - QMenu *fileMenu; - QMenu *helpMenu; - QAction *grabFrameBufferAct; - QAction *renderIntoPixmapAct; - QAction *clearPixmapAct; - QAction *exitAct; - QAction *aboutAct; - QAction *aboutQtAct; -}; - -#endif // MAINWINDOW_H diff --git a/examples/opengl/legacy/hellogl/glwidget.cpp b/examples/opengl/legacy/hellogl/glwidget.cpp deleted file mode 100644 index 059a9bb96d..0000000000 --- a/examples/opengl/legacy/hellogl/glwidget.cpp +++ /dev/null @@ -1,207 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets> -#include <QtOpenGL> - -#include <math.h> - -#include "glwidget.h" -#include "qtlogo.h" - -#ifndef GL_MULTISAMPLE -#define GL_MULTISAMPLE 0x809D -#endif - -//! [0] -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) -{ - logo = 0; - xRot = 0; - yRot = 0; - zRot = 0; - - qtGreen = QColor::fromCmykF(0.40, 0.0, 1.0, 0.0); - qtPurple = QColor::fromCmykF(0.39, 0.39, 0.0, 0.0); -} -//! [0] - -//! [1] -GLWidget::~GLWidget() -{ -} -//! [1] - -//! [2] -QSize GLWidget::minimumSizeHint() const -{ - return QSize(50, 50); -} -//! [2] - -//! [3] -QSize GLWidget::sizeHint() const -//! [3] //! [4] -{ - return QSize(400, 400); -} -//! [4] - -static void qNormalizeAngle(int &angle) -{ - while (angle < 0) - angle += 360 * 16; - while (angle > 360 * 16) - angle -= 360 * 16; -} - -//! [5] -void GLWidget::setXRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != xRot) { - xRot = angle; - emit xRotationChanged(angle); - update(); - } -} -//! [5] - -void GLWidget::setYRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != yRot) { - yRot = angle; - emit yRotationChanged(angle); - update(); - } -} - -void GLWidget::setZRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != zRot) { - zRot = angle; - emit zRotationChanged(angle); - update(); - } -} - -//! [6] -void GLWidget::initializeGL() -{ - initializeOpenGLFunctions(); - - qglClearColor(qtPurple.darker()); - - logo = new QtLogo(this, 64); - logo->setColor(qtGreen.darker()); - - glEnable(GL_DEPTH_TEST); - glEnable(GL_CULL_FACE); - glShadeModel(GL_SMOOTH); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_MULTISAMPLE); - static GLfloat lightPosition[4] = { 0.5, 5.0, 7.0, 1.0 }; - glLightfv(GL_LIGHT0, GL_POSITION, lightPosition); -} -//! [6] - -//! [7] -void GLWidget::paintGL() -{ - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -10.0); - glRotatef(xRot / 16.0, 1.0, 0.0, 0.0); - glRotatef(yRot / 16.0, 0.0, 1.0, 0.0); - glRotatef(zRot / 16.0, 0.0, 0.0, 1.0); - logo->draw(static_cast<QOpenGLFunctions_1_1 *>(this)); -} -//! [7] - -//! [8] -void GLWidget::resizeGL(int width, int height) -{ - int side = qMin(width, height); - glViewport((width - side) / 2, (height - side) / 2, side, side); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-0.5, +0.5, -0.5, +0.5, 4.0, 15.0); - glMatrixMode(GL_MODELVIEW); -} -//! [8] - -//! [9] -void GLWidget::mousePressEvent(QMouseEvent *event) -{ - lastPos = event->pos(); -} -//! [9] - -//! [10] -void GLWidget::mouseMoveEvent(QMouseEvent *event) -{ - int dx = event->x() - lastPos.x(); - int dy = event->y() - lastPos.y(); - - if (event->buttons() & Qt::LeftButton) { - setXRotation(xRot + 8 * dy); - setYRotation(yRot + 8 * dx); - } else if (event->buttons() & Qt::RightButton) { - setXRotation(xRot + 8 * dy); - setZRotation(zRot + 8 * dx); - } - lastPos = event->pos(); -} -//! [10] diff --git a/examples/opengl/legacy/hellogl/glwidget.h b/examples/opengl/legacy/hellogl/glwidget.h deleted file mode 100644 index 8154d7405c..0000000000 --- a/examples/opengl/legacy/hellogl/glwidget.h +++ /dev/null @@ -1,105 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef GLWIDGET_H -#define GLWIDGET_H - -#include <QGLWidget> -#include <QOpenGLFunctions_1_1> - -class QtLogo; - -//! [0] -class GLWidget : public QGLWidget, public QOpenGLFunctions_1_1 -{ - Q_OBJECT - -public: - GLWidget(QWidget *parent = 0); - ~GLWidget(); - - QSize minimumSizeHint() const override; - QSize sizeHint() const override; -//! [0] - -//! [1] -public slots: - void setXRotation(int angle); - void setYRotation(int angle); - void setZRotation(int angle); - -signals: - void xRotationChanged(int angle); - void yRotationChanged(int angle); - void zRotationChanged(int angle); -//! [1] - -//! [2] -protected: - void initializeGL() override; - void paintGL() override; - void resizeGL(int width, int height) override; - void mousePressEvent(QMouseEvent *event) override; - void mouseMoveEvent(QMouseEvent *event) override; -//! [2] - -//! [3] -private: - QtLogo *logo; - int xRot; - int yRot; - int zRot; - QPoint lastPos; - QColor qtGreen; - QColor qtPurple; -}; -//! [3] - -#endif diff --git a/examples/opengl/legacy/hellogl/hellogl.pro b/examples/opengl/legacy/hellogl/hellogl.pro deleted file mode 100644 index c6e926c245..0000000000 --- a/examples/opengl/legacy/hellogl/hellogl.pro +++ /dev/null @@ -1,17 +0,0 @@ -VPATH += ../shared -INCLUDEPATH += ../shared - -HEADERS = glwidget.h \ - window.h \ - qtlogo.h -SOURCES = glwidget.cpp \ - main.cpp \ - window.cpp \ - qtlogo.cpp -QT += opengl widgets - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/hellogl -INSTALLS += target - -qtConfig(opengles.|angle): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/hellogl/main.cpp b/examples/opengl/legacy/hellogl/main.cpp deleted file mode 100644 index 13581c8fb2..0000000000 --- a/examples/opengl/legacy/hellogl/main.cpp +++ /dev/null @@ -1,69 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QApplication> -#include <QDesktopWidget> - -#include "window.h" - -int main(int argc, char *argv[]) -{ - QApplication app(argc, argv); - Window window; - window.resize(window.sizeHint()); - int desktopArea = QApplication::desktop()->width() * - QApplication::desktop()->height(); - int widgetArea = window.width() * window.height(); - if (((float)widgetArea / (float)desktopArea) < 0.75f) - window.show(); - else - window.showMaximized(); - return app.exec(); -} diff --git a/examples/opengl/legacy/hellogl/window.cpp b/examples/opengl/legacy/hellogl/window.cpp deleted file mode 100644 index 58863909e0..0000000000 --- a/examples/opengl/legacy/hellogl/window.cpp +++ /dev/null @@ -1,107 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets> - -#include "glwidget.h" -#include "window.h" - -//! [0] -Window::Window() -{ - glWidget = new GLWidget; - - xSlider = createSlider(); - ySlider = createSlider(); - zSlider = createSlider(); - - connect(xSlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setXRotation(int))); - connect(glWidget, SIGNAL(xRotationChanged(int)), xSlider, SLOT(setValue(int))); - connect(ySlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setYRotation(int))); - connect(glWidget, SIGNAL(yRotationChanged(int)), ySlider, SLOT(setValue(int))); - connect(zSlider, SIGNAL(valueChanged(int)), glWidget, SLOT(setZRotation(int))); - connect(glWidget, SIGNAL(zRotationChanged(int)), zSlider, SLOT(setValue(int))); -//! [0] - -//! [1] - QHBoxLayout *mainLayout = new QHBoxLayout; - mainLayout->addWidget(glWidget); - mainLayout->addWidget(xSlider); - mainLayout->addWidget(ySlider); - mainLayout->addWidget(zSlider); - setLayout(mainLayout); - - xSlider->setValue(15 * 16); - ySlider->setValue(345 * 16); - zSlider->setValue(0 * 16); - setWindowTitle(tr("Hello GL")); -} -//! [1] - -//! [2] -QSlider *Window::createSlider() -{ - QSlider *slider = new QSlider(Qt::Vertical); - slider->setRange(0, 360 * 16); - slider->setSingleStep(16); - slider->setPageStep(15 * 16); - slider->setTickInterval(15 * 16); - slider->setTickPosition(QSlider::TicksRight); - return slider; -} -//! [2] - -void Window::keyPressEvent(QKeyEvent *e) -{ - if (e->key() == Qt::Key_Escape) - close(); - else - QWidget::keyPressEvent(e); -} diff --git a/examples/opengl/legacy/hellogl/window.h b/examples/opengl/legacy/hellogl/window.h deleted file mode 100644 index 04e83694a4..0000000000 --- a/examples/opengl/legacy/hellogl/window.h +++ /dev/null @@ -1,82 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef WINDOW_H -#define WINDOW_H - -#include <QWidget> - -QT_BEGIN_NAMESPACE -class QSlider; -QT_END_NAMESPACE -//! [0] -class GLWidget; - -class Window : public QWidget -{ - Q_OBJECT - -public: - Window(); - -protected: - void keyPressEvent(QKeyEvent *event) override; - -private: - QSlider *createSlider(); - - GLWidget *glWidget; - QSlider *xSlider; - QSlider *ySlider; - QSlider *zSlider; -}; -//! [0] - -#endif diff --git a/examples/opengl/legacy/legacy.pro b/examples/opengl/legacy/legacy.pro deleted file mode 100644 index 1398332c11..0000000000 --- a/examples/opengl/legacy/legacy.pro +++ /dev/null @@ -1,16 +0,0 @@ -requires(qtHaveModule(opengl)) - -TEMPLATE = subdirs - -!qtConfig(dynamicgl):!qtConfig(opengles2) { - # legacy desktop-only examples, no dynamic GL support - SUBDIRS = \ - grabber \ - hellogl \ - overpainting \ - pbuffers \ - framebufferobject2 \ - samplebuffers -} - -EXAMPLE_FILES = shared diff --git a/examples/opengl/legacy/overpainting/bubble.cpp b/examples/opengl/legacy/overpainting/bubble.cpp deleted file mode 100644 index 352e359cf9..0000000000 --- a/examples/opengl/legacy/overpainting/bubble.cpp +++ /dev/null @@ -1,122 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "bubble.h" - -#include <QRandomGenerator> - -Bubble::Bubble(const QPointF &position, qreal radius, const QPointF &velocity) - : position(position), vel(velocity), radius(radius) -{ - innerColor = randomColor(); - outerColor = randomColor(); - updateBrush(); -} - -void Bubble::updateBrush() -{ - QRadialGradient gradient(QPointF(radius, radius), radius, - QPointF(radius*0.5, radius*0.5)); - - gradient.setColorAt(0, QColor(255, 255, 255, 255)); - gradient.setColorAt(0.25, innerColor); - gradient.setColorAt(1, outerColor); - brush = QBrush(gradient); -} - -void Bubble::drawBubble(QPainter *painter) -{ - painter->save(); - painter->translate(position.x() - radius, position.y() - radius); - painter->setBrush(brush); - painter->drawEllipse(0, 0, int(2*radius), int(2*radius)); - painter->restore(); -} - -QColor Bubble::randomColor() -{ - int red = int(205 + QRandomGenerator::global()->bounded(50)); - int green = int(205 + QRandomGenerator::global()->bounded(50)); - int blue = int(205 + QRandomGenerator::global()->bounded(50)); - int alpha = int(91 + QRandomGenerator::global()->bounded(100)); - - return QColor(red, green, blue, alpha); -} - -void Bubble::move(const QRect &bbox) -{ - position += vel; - qreal leftOverflow = position.x() - radius - bbox.left(); - qreal rightOverflow = position.x() + radius - bbox.right(); - qreal topOverflow = position.y() - radius - bbox.top(); - qreal bottomOverflow = position.y() + radius - bbox.bottom(); - - if (leftOverflow < 0.0) { - position.setX(position.x() - 2 * leftOverflow); - vel.setX(-vel.x()); - } else if (rightOverflow > 0.0) { - position.setX(position.x() - 2 * rightOverflow); - vel.setX(-vel.x()); - } - - if (topOverflow < 0.0) { - position.setY(position.y() - 2 * topOverflow); - vel.setY(-vel.y()); - } else if (bottomOverflow > 0.0) { - position.setY(position.y() - 2 * bottomOverflow); - vel.setY(-vel.y()); - } -} - -QRectF Bubble::rect() -{ - return QRectF(position.x() - radius, position.y() - radius, - 2 * radius, 2 * radius); -} diff --git a/examples/opengl/legacy/overpainting/bubble.h b/examples/opengl/legacy/overpainting/bubble.h deleted file mode 100644 index bd63e0437f..0000000000 --- a/examples/opengl/legacy/overpainting/bubble.h +++ /dev/null @@ -1,77 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef BUBBLE_H -#define BUBBLE_H - -#include <QPainter> - -class Bubble -{ -public: - Bubble(const QPointF &position, qreal radius, const QPointF &velocity); - - void drawBubble(QPainter *painter); - void updateBrush(); - void move(const QRect &bbox); - QRectF rect(); - -private: - QColor randomColor(); - - QBrush brush; - QPointF position; - QPointF vel; - qreal radius; - QColor innerColor; - QColor outerColor; -}; - -#endif // BUBBLE_H diff --git a/examples/opengl/legacy/overpainting/glwidget.cpp b/examples/opengl/legacy/overpainting/glwidget.cpp deleted file mode 100644 index c4558ce785..0000000000 --- a/examples/opengl/legacy/overpainting/glwidget.cpp +++ /dev/null @@ -1,293 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "bubble.h" -#include "qtlogo.h" -#include "glwidget.h" - -#include <QMouseEvent> -#include <QRandomGenerator> -#include <QTime> - -#include <math.h> -#include <stdlib.h> - -#ifndef GL_MULTISAMPLE -#define GL_MULTISAMPLE 0x809D -#endif - -//! [0] -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) -{ - QTime midnight(0, 0, 0); - - logo = 0; - xRot = 0; - yRot = 0; - zRot = 0; - - qtGreen = QColor::fromCmykF(0.40, 0.0, 1.0, 0.0); - qtPurple = QColor::fromCmykF(0.39, 0.39, 0.0, 0.0); - - animationTimer.setSingleShot(false); - connect(&animationTimer, SIGNAL(timeout()), this, SLOT(animate())); - animationTimer.start(25); - - setAutoFillBackground(false); - setMinimumSize(200, 200); - setWindowTitle(tr("Overpainting a Scene")); -} -//! [0] - -//! [1] -GLWidget::~GLWidget() -{ -} -//! [1] - -static void qNormalizeAngle(int &angle) -{ - while (angle < 0) - angle += 360 * 16; - while (angle > 360 * 16) - angle -= 360 * 16; -} - -void GLWidget::setXRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != xRot) - xRot = angle; -} - -void GLWidget::setYRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != yRot) - yRot = angle; -} - -void GLWidget::setZRotation(int angle) -{ - qNormalizeAngle(angle); - if (angle != zRot) - zRot = angle; -} - -//! [2] -void GLWidget::initializeGL() -{ - initializeOpenGLFunctions(); - - glEnable(GL_MULTISAMPLE); - - logo = new QtLogo(this); - logo->setColor(qtGreen.darker()); -} -//! [2] - -void GLWidget::mousePressEvent(QMouseEvent *event) -{ - lastPos = event->pos(); -} - -void GLWidget::mouseMoveEvent(QMouseEvent *event) -{ - int dx = event->x() - lastPos.x(); - int dy = event->y() - lastPos.y(); - - if (event->buttons() & Qt::LeftButton) { - setXRotation(xRot + 8 * dy); - setYRotation(yRot + 8 * dx); - } else if (event->buttons() & Qt::RightButton) { - setXRotation(xRot + 8 * dy); - setZRotation(zRot + 8 * dx); - } - lastPos = event->pos(); -} - -void GLWidget::paintEvent(QPaintEvent *event) -{ - makeCurrent(); -//! [4] - glMatrixMode(GL_MODELVIEW); - glPushMatrix(); -//! [4] - -//! [6] - qglClearColor(qtPurple.darker()); - glShadeModel(GL_SMOOTH); - glEnable(GL_DEPTH_TEST); - glEnable(GL_CULL_FACE); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - glEnable(GL_MULTISAMPLE); - static GLfloat lightPosition[4] = { 0.5, 5.0, 7.0, 1.0 }; - glLightfv(GL_LIGHT0, GL_POSITION, lightPosition); - - qreal pixelRatio = devicePixelRatio(); - setupViewport(width() * pixelRatio, height() * pixelRatio); -//! [6] - -//! [7] - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glLoadIdentity(); - glTranslatef(0.0, 0.0, -10.0); - glRotatef(xRot / 16.0, 1.0, 0.0, 0.0); - glRotatef(yRot / 16.0, 0.0, 1.0, 0.0); - glRotatef(zRot / 16.0, 0.0, 0.0, 1.0); - - logo->draw(static_cast<QOpenGLFunctions_1_1 *>(this)); -//! [7] - -//! [8] - glShadeModel(GL_FLAT); - glDisable(GL_CULL_FACE); - glDisable(GL_DEPTH_TEST); - glDisable(GL_LIGHTING); - - glMatrixMode(GL_MODELVIEW); - glPopMatrix(); -//! [8] - -//! [10] - QPainter painter(this); - painter.setRenderHint(QPainter::Antialiasing); - for (Bubble *bubble : qAsConst(bubbles)) { - if (bubble->rect().intersects(event->rect())) - bubble->drawBubble(&painter); - } - drawInstructions(&painter); - painter.end(); -} -//! [10] - -//! [11] -void GLWidget::resizeGL(int width, int height) -{ - qreal pixelRatio = devicePixelRatio(); - setupViewport(width*pixelRatio, height*pixelRatio); -} -//! [11] - -//! [12] -void GLWidget::showEvent(QShowEvent *event) -{ - Q_UNUSED(event); - createBubbles(20 - bubbles.count()); -} -//! [12] - -QSize GLWidget::sizeHint() const -{ - return QSize(400, 400); -} - -void GLWidget::createBubbles(int number) -{ - for (int i = 0; i < number; ++i) { - QPointF position(width()*(0.1 + QRandomGenerator::global()->bounded(0.8)), - height()*(0.1 + QRandomGenerator::global()->bounded(0.8))); - qreal radius = qMin(width(), height())*(0.0125 + QRandomGenerator::global()->bounded(0.0875)); - QPointF velocity(width()*0.0125*(-0.5 + QRandomGenerator::global()->bounded(1.0)), - height()*0.0125*(-0.5 + QRandomGenerator::global()->bounded(1.0))); - - bubbles.append(new Bubble(position, radius, velocity)); - } -} - -//! [13] -void GLWidget::animate() -{ - for (Bubble *bubble : qAsConst(bubbles)) - bubble->move(rect()); - update(); -} -//! [13] - -//! [14] -void GLWidget::setupViewport(int width, int height) -{ - int side = qMin(width, height); - glViewport((width - side) / 2, (height - side) / 2, side, side); - - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); -#ifdef QT_OPENGL_ES - glOrthof(-0.5, +0.5, -0.5, 0.5, 4.0, 15.0); -#else - glOrtho(-0.5, +0.5, -0.5, 0.5, 4.0, 15.0); -#endif - glMatrixMode(GL_MODELVIEW); -} -//! [14] - -//! [15] -void GLWidget::drawInstructions(QPainter *painter) -{ - QString text = tr("Click and drag with the left mouse button " - "to rotate the Qt logo."); - QFontMetrics metrics = QFontMetrics(font()); - int border = qMax(4, metrics.leading()); - - QRect rect = metrics.boundingRect(0, 0, width() - 2*border, int(height()*0.125), - Qt::AlignCenter | Qt::TextWordWrap, text); - painter->setRenderHint(QPainter::TextAntialiasing); - painter->fillRect(QRect(0, 0, width(), rect.height() + 2*border), - QColor(0, 0, 0, 127)); - painter->setPen(Qt::white); - painter->fillRect(QRect(0, 0, width(), rect.height() + 2*border), - QColor(0, 0, 0, 127)); - painter->drawText((width() - rect.width())/2, border, - rect.width(), rect.height(), - Qt::AlignCenter | Qt::TextWordWrap, text); -} -//! [15] diff --git a/examples/opengl/legacy/overpainting/glwidget.h b/examples/opengl/legacy/overpainting/glwidget.h deleted file mode 100644 index e5ea539f6d..0000000000 --- a/examples/opengl/legacy/overpainting/glwidget.h +++ /dev/null @@ -1,114 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef GLWIDGET_H -#define GLWIDGET_H - -#include <QGLWidget> -#include <QOpenGLFunctions_1_1> -#include <QTimer> - -class Bubble; -class QtLogo; - -//! [0] -class GLWidget : public QGLWidget, public QOpenGLFunctions_1_1 -{ - Q_OBJECT - -public: - GLWidget(QWidget *parent = 0); - ~GLWidget(); -//! [0] - - QSize sizeHint() const override; - int xRotation() const { return xRot; } - int yRotation() const { return yRot; } - int zRotation() const { return zRot; } - -public slots: - void setXRotation(int angle); - void setYRotation(int angle); - void setZRotation(int angle); - -//! [1] -protected: - void initializeGL() override; - void paintEvent(QPaintEvent *event) override; - void resizeGL(int width, int height) override; - void mousePressEvent(QMouseEvent *event) override; - void mouseMoveEvent(QMouseEvent *event) override; - void showEvent(QShowEvent *event) override; - -private slots: - void animate(); - -private: - void createBubbles(int number); - void drawInstructions(QPainter *painter); -//! [1] - void setupViewport(int width, int height); - - QColor qtGreen; - QColor qtPurple; - - GLuint object; - int xRot; - int yRot; - int zRot; - QPoint lastPos; -//! [4] - QtLogo *logo; - QList<Bubble*> bubbles; - QTimer animationTimer; -//! [4] -}; - -#endif // GLWIDGET_H diff --git a/examples/opengl/legacy/overpainting/main.cpp b/examples/opengl/legacy/overpainting/main.cpp deleted file mode 100644 index c5f0f2e3f7..0000000000 --- a/examples/opengl/legacy/overpainting/main.cpp +++ /dev/null @@ -1,61 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" - -#include <QApplication> - -int main(int argc, char *argv[]) -{ - QApplication app(argc, argv); - GLWidget window; - window.show(); - return app.exec(); -} diff --git a/examples/opengl/legacy/overpainting/overpainting.pro b/examples/opengl/legacy/overpainting/overpainting.pro deleted file mode 100644 index 17213a6079..0000000000 --- a/examples/opengl/legacy/overpainting/overpainting.pro +++ /dev/null @@ -1,19 +0,0 @@ -QT += opengl widgets - -VPATH += ../shared -INCLUDEPATH += ../shared - -HEADERS = bubble.h \ - glwidget.h \ - qtlogo.h - -SOURCES = bubble.cpp \ - glwidget.cpp \ - main.cpp \ - qtlogo.cpp - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/overpainting -INSTALLS += target - -qtConfig(opengles.|angle): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/pbuffers/cube.cpp b/examples/opengl/legacy/pbuffers/cube.cpp deleted file mode 100644 index f598741ec3..0000000000 --- a/examples/opengl/legacy/pbuffers/cube.cpp +++ /dev/null @@ -1,338 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "cube.h" -#include "glwidget.h" - -#include <QtGui/QImage> -#include <QtCore/QPropertyAnimation> - -static const qreal speeds[] = { 3.8f, 4.4f, 5.6f }; -static const qreal amplitudes[] = { 2.0f, 2.5f, 3.0f }; - -static inline void qSetColor(float colorVec[], QColor c) -{ - colorVec[0] = c.redF(); - colorVec[1] = c.greenF(); - colorVec[2] = c.blueF(); - colorVec[3] = c.alphaF(); -} - -int Geometry::append(const QVector3D &a, const QVector3D &n, const QVector2D &t) -{ - int v = vertices.count(); - vertices.append(a); - normals.append(n); - texCoords.append(t); - faces.append(v); - colors.append(QVector4D(0.6f, 0.6f, 0.6f, 1.0f)); - return v; -} - -void Geometry::addQuad(const QVector3D &a, const QVector3D &b, - const QVector3D &c, const QVector3D &d, - const QVector<QVector2D> &tex) -{ - QVector3D norm = QVector3D::normal(a, b, c); - // append first triangle - int aref = append(a, norm, tex[0]); - append(b, norm, tex[1]); - int cref = append(c, norm, tex[2]); - // append second triangle - faces.append(aref); - faces.append(cref); - append(d, norm, tex[3]); -} - -void Geometry::loadArrays() const -{ - glEnableClientState(GL_VERTEX_ARRAY); - glEnableClientState(GL_NORMAL_ARRAY); - glEnableClientState(GL_TEXTURE_COORD_ARRAY); - glEnableClientState(GL_COLOR_ARRAY); - glVertexPointer(3, GL_FLOAT, 0, vertices.constData()); - glNormalPointer(GL_FLOAT, 0, normals.constData()); - glTexCoordPointer(2, GL_FLOAT, 0, texCoords.constData()); - glColorPointer(4, GL_FLOAT, 0, colors.constData()); -} - -void Geometry::setColors(int start, GLfloat colorArray[4][4]) -{ - int off = faces[start]; - for (int i = 0; i < 4; ++i) - colors[i + off] = QVector4D(colorArray[i][0], - colorArray[i][1], - colorArray[i][2], - colorArray[i][3]); -} - -Tile::Tile(const QVector3D &loc) - : location(loc) - , start(0) - , count(0) - , useFlatColor(false) - , geom(0) -{ - qSetColor(faceColor, QColor(Qt::darkGray)); -} - -void Tile::setColors(GLfloat colorArray[4][4]) -{ - useFlatColor = true; - geom->setColors(start, colorArray); -} - -void Tile::draw() const -{ - QMatrix4x4 mat; - mat.translate(location); - mat.rotate(orientation); - glMatrixMode(GL_MODELVIEW); - glPushMatrix(); - glMultMatrixf(mat.constData()); - glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, faceColor); - glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, geom->indices() + start); - glPopMatrix(); -} - -TileBuilder::TileBuilder(Geometry *g, qreal depth, qreal size) - : verts(4) - , tex(4) - , start(g->count()) - , count(0) - , geom(g) -{ - // front face - make a square with bottom-left at origin - verts[br].setX(size); - verts[tr].setX(size); - verts[tr].setY(size); - verts[tl].setY(size); - - // these vert numbers are good for the tex-coords - for (int i = 0; i < 4; ++i) - tex[i] = verts[i].toVector2D(); - - // now move verts half cube width across so cube is centered on origin - for (int i = 0; i < 4; ++i) - verts[i] -= QVector3D(size / 2.0f, size / 2.0f, -depth); - - // add the front face - g->addQuad(verts[bl], verts[br], verts[tr], verts[tl], tex); - - count = g->count() - start; -} - -void TileBuilder::initialize(Tile *tile) const -{ - tile->start = start; - tile->count = count; - tile->geom = geom; - qSetColor(tile->faceColor, color); -} - -Tile *TileBuilder::newTile(const QVector3D &loc) const -{ - Tile *tile = new Tile(loc); - initialize(tile); - return tile; -} - -Cube::Cube(const QVector3D &loc) - : Tile(loc) - , rot(0.0f) - , r(0) - , animGroup(0) -{ -} - -Cube::~Cube() -{ -} - -void Cube::setAltitude(qreal a) -{ - if (location.y() != a) - { - location.setY(a); - emit changed(); - } -} - -void Cube::setRange(qreal r) -{ - if (location.x() != r) - { - location.setX(r); - emit changed(); - } -} - -void Cube::setRotation(qreal r) -{ - if (r != rot) - { - orientation = QQuaternion::fromAxisAndAngle(QVector3D(1.0f, 1.0f, 1.0f), r); - emit changed(); - } -} - -void Cube::removeBounce() -{ - delete animGroup; - animGroup = 0; - delete r; - r = 0; -} - -void Cube::startAnimation() -{ - if (r) - { - r->start(); - r->setCurrentTime(startx); - } - if (animGroup) - animGroup->start(); - if (rtn) - rtn->start(); -} - -void Cube::setAnimationPaused(bool paused) -{ - if (paused) - { - if (r) - r->pause(); - if (animGroup) - animGroup->pause(); - if (rtn) - rtn->pause(); - } - else - { - if (r) - r->resume(); - if (animGroup) - animGroup->resume(); - if (rtn) - rtn->resume(); - } -} - -CubeBuilder::CubeBuilder(Geometry *g, qreal depth, qreal size) - : TileBuilder(g, depth) - , ix(0) -{ - for (int i = 0; i < 4; ++i) - verts[i].setZ(size / 2.0f); - // back face - "extrude" verts down - QVector<QVector3D> back(verts); - for (int i = 0; i < 4; ++i) - back[i].setZ(-size / 2.0f); - - // add the back face - g->addQuad(back[br], back[bl], back[tl], back[tr], tex); - - // add the sides - g->addQuad(back[bl], back[br], verts[br], verts[bl], tex); - g->addQuad(back[br], back[tr], verts[tr], verts[br], tex); - g->addQuad(back[tr], back[tl], verts[tl], verts[tr], tex); - g->addQuad(back[tl], back[bl], verts[bl], verts[tl], tex); - - count = g->count() - start; -} - -Cube *CubeBuilder::newCube(const QVector3D &loc) const -{ - Cube *c = new Cube(loc); - initialize(c); - qreal d = 4000.0f; - qreal d3 = d / 3.0f; - // Animate movement from left to right - c->r = new QPropertyAnimation(c, "range"); - c->r->setStartValue(-1.3f); - c->r->setEndValue(1.3f); - c->startx = ix * d3 * 3.0f; - c->r->setDuration(d * 4.0f); - c->r->setLoopCount(-1); - c->r->setEasingCurve(QEasingCurve(QEasingCurve::CosineCurve)); - - c->animGroup = new QSequentialAnimationGroup(c); - - // Animate movement from bottom to top - QPropertyAnimation *a_up = new QPropertyAnimation(c, "altitude", c->animGroup); - a_up->setEndValue(loc.y()); - a_up->setStartValue(loc.y() + amplitudes[ix]); - a_up->setDuration(d / speeds[ix]); - a_up->setLoopCount(1); - a_up->setEasingCurve(QEasingCurve(QEasingCurve::InQuad)); - - // Animate movement from top to bottom - QPropertyAnimation *a_down = new QPropertyAnimation(c, "altitude", c->animGroup); - a_down->setEndValue(loc.y() + amplitudes[ix]); - a_down->setStartValue(loc.y()); - a_down->setDuration(d / speeds[ix]); - a_down->setLoopCount(1); - a_down->setEasingCurve(QEasingCurve(QEasingCurve::OutQuad)); - - c->animGroup->addAnimation(a_up); - c->animGroup->addAnimation(a_down); - c->animGroup->setLoopCount(-1); - - // Animate rotation - c->rtn = new QPropertyAnimation(c, "rotation"); - c->rtn->setStartValue(c->rot); - c->rtn->setEndValue(359.0f); - c->rtn->setDuration(d * 2.0f); - c->rtn->setLoopCount(-1); - c->rtn->setDuration(d / 2); - ix = (ix + 1) % 3; - return c; -} diff --git a/examples/opengl/legacy/pbuffers/cube.h b/examples/opengl/legacy/pbuffers/cube.h deleted file mode 100644 index 17cac2decd..0000000000 --- a/examples/opengl/legacy/pbuffers/cube.h +++ /dev/null @@ -1,159 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef CUBE_H -#define CUBE_H - -#include <QtOpenGL/qgl.h> -#include <QtCore/qvector.h> -#include <QtCore/qsequentialanimationgroup.h> -#include <QtGui/qmatrix4x4.h> -#include <QtGui/qvector3d.h> -#include <QtGui/qvector2d.h> - -QT_BEGIN_NAMESPACE -class QPropertyAnimation; -QT_END_NAMESPACE - -class Geometry -{ -public: - void loadArrays() const; - void addQuad(const QVector3D &a, const QVector3D &b, - const QVector3D &c, const QVector3D &d, - const QVector<QVector2D> &tex); - void setColors(int start, GLfloat colors[4][4]); - const GLushort *indices() const { return faces.constData(); } - int count() const { return faces.count(); } -private: - QVector<GLushort> faces; - QVector<QVector3D> vertices; - QVector<QVector3D> normals; - QVector<QVector2D> texCoords; - QVector<QVector4D> colors; - int append(const QVector3D &a, const QVector3D &n, const QVector2D &t); - void addTri(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &n); - friend class Tile; -}; - -class Tile -{ -public: - void draw() const; - void setColors(GLfloat[4][4]); -protected: - Tile(const QVector3D &loc = QVector3D()); - QVector3D location; - QQuaternion orientation; -private: - int start; - int count; - bool useFlatColor; - GLfloat faceColor[4]; - Geometry *geom; - friend class TileBuilder; -}; - -class TileBuilder -{ -public: - enum { bl, br, tr, tl }; - explicit TileBuilder(Geometry *, qreal depth = 0.0f, qreal size = 1.0f); - Tile *newTile(const QVector3D &loc = QVector3D()) const; - void setColor(QColor c) { color = c; } -protected: - void initialize(Tile *) const; - QVector<QVector3D> verts; - QVector<QVector2D> tex; - int start; - int count; - Geometry *geom; - QColor color; -}; - -class Cube : public QObject, public Tile -{ - Q_OBJECT - Q_PROPERTY(qreal range READ range WRITE setRange) - Q_PROPERTY(qreal altitude READ altitude WRITE setAltitude) - Q_PROPERTY(qreal rotation READ rotation WRITE setRotation) -public: - Cube(const QVector3D &loc = QVector3D()); - ~Cube(); - qreal range() { return location.x(); } - void setRange(qreal r); - qreal altitude() { return location.y(); } - void setAltitude(qreal a); - qreal rotation() { return rot; } - void setRotation(qreal r); - void removeBounce(); - void startAnimation(); - void setAnimationPaused(bool paused); -signals: - void changed(); -private: - qreal rot; - QPropertyAnimation *r; - QPropertyAnimation *rtn; - QSequentialAnimationGroup *animGroup; - qreal startx; - friend class CubeBuilder; -}; - -class CubeBuilder : public TileBuilder -{ -public: - explicit CubeBuilder(Geometry *, qreal depth = 0.0f, qreal size = 1.0f); - Cube *newCube(const QVector3D &loc = QVector3D()) const; -private: - mutable int ix; -}; - -#endif // CUBE_H diff --git a/examples/opengl/legacy/pbuffers/cubelogo.png b/examples/opengl/legacy/pbuffers/cubelogo.png Binary files differdeleted file mode 100644 index 2ccbede774..0000000000 --- a/examples/opengl/legacy/pbuffers/cubelogo.png +++ /dev/null diff --git a/examples/opengl/legacy/pbuffers/glwidget.cpp b/examples/opengl/legacy/pbuffers/glwidget.cpp deleted file mode 100644 index 5763436d5e..0000000000 --- a/examples/opengl/legacy/pbuffers/glwidget.cpp +++ /dev/null @@ -1,256 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" -#include <math.h> - -#include "cube.h" - -#include <QGLPixelBuffer> - -#ifndef GL_MULTISAMPLE -#define GL_MULTISAMPLE 0x809D -#endif - -static GLfloat colorArray[][4] = { - {0.243f, 0.423f, 0.125f, 1.0f}, - {0.176f, 0.31f, 0.09f, 1.0f}, - {0.4f, 0.69f, 0.212f, 1.0f}, - {0.317f, 0.553f, 0.161f, 1.0f} -}; - -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) - , geom(0) - , cube(0) -{ - // create the pbuffer - QGLFormat pbufferFormat = format(); - pbufferFormat.setSampleBuffers(false); - pbuffer = new QGLPixelBuffer(QSize(512, 512), pbufferFormat, this); - setWindowTitle(tr("OpenGL pbuffers")); - initializeGeometry(); -} - -GLWidget::~GLWidget() -{ - pbuffer->releaseFromDynamicTexture(); - glDeleteTextures(1, &dynamicTexture); - delete pbuffer; - - qDeleteAll(cubes); - qDeleteAll(tiles); - delete cube; -} - -void GLWidget::initializeGL() -{ - initCommon(); - glShadeModel(GL_SMOOTH); - glEnable(GL_LIGHTING); - glEnable(GL_LIGHT0); - static GLfloat lightPosition[4] = { 0.5, 5.0, 7.0, 1.0 }; - glLightfv(GL_LIGHT0, GL_POSITION, lightPosition); - initPbuffer(); - cube->startAnimation(); - connect(cube, SIGNAL(changed()), this, SLOT(update())); - for (int i = 0; i < 3; ++i) - { - cubes[i]->startAnimation(); - connect(cubes[i], SIGNAL(changed()), this, SLOT(update())); - } -} - -void GLWidget::paintGL() -{ - pbuffer->makeCurrent(); - drawPbuffer(); - // On direct render platforms, drawing onto the pbuffer context above - // automatically updates the dynamic texture. For cases where rendering - // directly to a texture is not supported, explicitly copy. - if (!hasDynamicTextureUpdate) - pbuffer->updateDynamicTexture(dynamicTexture); - makeCurrent(); - - // Use the pbuffer as a texture to render the scene - glBindTexture(GL_TEXTURE_2D, dynamicTexture); - - // set up to render the scene - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glLoadIdentity(); - glTranslatef(0.0f, 0.0f, -10.0f); - - // draw the background - glPushMatrix(); - glScalef(aspect, 1.0f, 1.0f); - for (int i = 0; i < tiles.count(); ++i) - tiles[i]->draw(); - glPopMatrix(); - - // draw the bouncing cubes - for (int i = 0; i < cubes.count(); ++i) - cubes[i]->draw(); -} - -void GLWidget::initializeGeometry() -{ - geom = new Geometry(); - CubeBuilder cBuilder(geom, 0.5); - cBuilder.setColor(QColor(255, 255, 255, 212)); - // build the 3 bouncing, spinning cubes - for (int i = 3; i > 0; --i) - cubes.append(cBuilder.newCube(QVector3D((float)(i-1), -1.5f, 5 - i))); - - // build the spinning cube which goes in the dynamic texture - cube = cBuilder.newCube(); - cube->removeBounce(); - - // build the background tiles - TileBuilder tBuilder(geom); - tBuilder.setColor(QColor(Qt::white)); - for (int c = -2; c <= +2; ++c) - for (int r = -2; r <= +2; ++r) - tiles.append(tBuilder.newTile(QVector3D(c, r, 0))); - - // graded backdrop for the pbuffer scene - TileBuilder bBuilder(geom, 0.0f, 2.0f); - bBuilder.setColor(QColor(102, 176, 54, 210)); - backdrop = bBuilder.newTile(QVector3D(0.0f, 0.0f, -1.5f)); - backdrop->setColors(colorArray); -} - -void GLWidget::initCommon() -{ - qglClearColor(QColor(Qt::darkGray)); - - glEnable(GL_DEPTH_TEST); - glEnable(GL_CULL_FACE); - glEnable(GL_MULTISAMPLE); - - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - glEnable(GL_BLEND); - - glEnable(GL_TEXTURE_2D); - - geom->loadArrays(); -} - -void GLWidget::perspectiveProjection() -{ - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); -#ifdef QT_OPENGL_ES - glFrustumf(-aspect, +aspect, -1.0, +1.0, 4.0, 15.0); -#else - glFrustum(-aspect, +aspect, -1.0, +1.0, 4.0, 15.0); -#endif - glMatrixMode(GL_MODELVIEW); -} - -void GLWidget::orthographicProjection() -{ - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); -#ifdef QT_OPENGL_ES - glOrthof(-1.0, +1.0, -1.0, +1.0, -90.0, +90.0); -#else - glOrtho(-1.0, +1.0, -1.0, +1.0, -90.0, +90.0); -#endif - glMatrixMode(GL_MODELVIEW); -} - -void GLWidget::resizeGL(int width, int height) -{ - glViewport(0, 0, width * devicePixelRatio(), height * devicePixelRatio()); - aspect = (qreal)width / (qreal)(height ? height : 1); - perspectiveProjection(); -} - -void GLWidget::drawPbuffer() -{ - orthographicProjection(); - - glClearColor(0.0f, 0.0f, 0.0f, 1.0f); - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glDisable(GL_TEXTURE_2D); - backdrop->draw(); - glEnable(GL_TEXTURE_2D); - - glBindTexture(GL_TEXTURE_2D, cubeTexture); - glDisable(GL_CULL_FACE); - cube->draw(); - glEnable(GL_CULL_FACE); - - glFlush(); -} - -void GLWidget::initPbuffer() -{ - pbuffer->makeCurrent(); - - cubeTexture = bindTexture(QImage(":res/cubelogo.png")); - - initCommon(); - - // generate a texture that has the same size/format as the pbuffer - dynamicTexture = pbuffer->generateDynamicTexture(); - - // bind the dynamic texture to the pbuffer - this is a no-op under X11 - hasDynamicTextureUpdate = pbuffer->bindToDynamicTexture(dynamicTexture); - makeCurrent(); -} - -void GLWidget::setAnimationPaused(bool enable) -{ - cube->setAnimationPaused(enable); - for (int i = 0; i < 3; ++i) - cubes[i]->setAnimationPaused(enable); -} diff --git a/examples/opengl/legacy/pbuffers/glwidget.h b/examples/opengl/legacy/pbuffers/glwidget.h deleted file mode 100644 index 397329c428..0000000000 --- a/examples/opengl/legacy/pbuffers/glwidget.h +++ /dev/null @@ -1,99 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef GLWIDGET_H -#define GLWIDGET_H - -#include <QGLWidget> - -class Geometry; -class Cube; -class Tile; -QT_BEGIN_NAMESPACE -class QGLPixelBuffer; -QT_END_NAMESPACE - -class GLWidget : public QGLWidget -{ -public: - GLWidget(QWidget *parent = 0); - ~GLWidget(); - -protected: - void initializeGL() override; - void paintGL() override; - void resizeGL(int width, int height) override; - void mousePressEvent(QMouseEvent *) override { setAnimationPaused(true); } - void mouseReleaseEvent(QMouseEvent *) override { setAnimationPaused(false); } - -private: - void initializeGeometry(); - void initPbuffer(); - void initCommon(); - void perspectiveProjection(); - void orthographicProjection(); - void drawPbuffer(); - void setAnimationPaused(bool enable); - - qreal aspect; - GLuint dynamicTexture; - GLuint cubeTexture; - bool hasDynamicTextureUpdate; - QGLPixelBuffer *pbuffer; - Geometry *geom; - Cube *cube; - Tile *backdrop; - QList<Cube *> cubes; - QList<Tile *> tiles; - -}; -//! [3] - -#endif diff --git a/examples/opengl/legacy/pbuffers/main.cpp b/examples/opengl/legacy/pbuffers/main.cpp deleted file mode 100644 index 157f450b75..0000000000 --- a/examples/opengl/legacy/pbuffers/main.cpp +++ /dev/null @@ -1,75 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets/QApplication> -#include <QtWidgets/QMessageBox> -#include <QtOpenGL/QGLPixelBuffer> - -#include "glwidget.h" - -int main(int argc, char **argv) -{ - Q_INIT_RESOURCE(pbuffers); - - QApplication a(argc, argv); - GLWidget widget(0); - widget.resize(640, 480); - widget.makeCurrent(); - - if (!QGLFormat::hasOpenGL() || !QGLPixelBuffer::hasOpenGLPbuffers()) { - QMessageBox::information(0, "OpenGL pbuffers", - "This system does not support OpenGL/pbuffers."); - return -1; - } - - widget.show(); - return a.exec(); -} - diff --git a/examples/opengl/legacy/pbuffers/pbuffers.pro b/examples/opengl/legacy/pbuffers/pbuffers.pro deleted file mode 100644 index 7572ba3583..0000000000 --- a/examples/opengl/legacy/pbuffers/pbuffers.pro +++ /dev/null @@ -1,13 +0,0 @@ -HEADERS += glwidget.h \ - cube.h -SOURCES += glwidget.cpp \ - main.cpp \ - cube.cpp -RESOURCES += pbuffers.qrc -QT += opengl widgets - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/pbuffers -INSTALLS += target - -qtConfig(opengles.|angle|dynamicgl): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/pbuffers/pbuffers.qrc b/examples/opengl/legacy/pbuffers/pbuffers.qrc deleted file mode 100644 index 9fc1a56a1a..0000000000 --- a/examples/opengl/legacy/pbuffers/pbuffers.qrc +++ /dev/null @@ -1,5 +0,0 @@ -<!DOCTYPE RCC><RCC version="1.0"> -<qresource prefix="/res"> - <file>cubelogo.png</file> -</qresource> -</RCC> diff --git a/examples/opengl/legacy/pbuffers2/bubbles.svg b/examples/opengl/legacy/pbuffers2/bubbles.svg deleted file mode 100644 index 51730124a2..0000000000 --- a/examples/opengl/legacy/pbuffers2/bubbles.svg +++ /dev/null @@ -1,215 +0,0 @@ -<?xml version="1.0" standalone="no"?> -<!DOCTYPE svg PUBLIC "-//W3C//DTD SVG 1.0//EN" "http://www.w3.org/TR/2001/REC-SVG-20010904/DTD/svg10.dtd"> -<svg width="20cm" height="15cm" viewBox="0 0 800 600" - xmlns="http://www.w3.org/2000/svg" - xmlns:xlink="http://www.w3.org/1999/xlink/" - baseProfile="tiny" version="1.2"> - <title>Spheres</title> - <desc>Semi-transparent bubbles on a colored background.</desc> - <defs> - <!-- Create radial gradients for each bubble. --> - <radialGradient id="blueBubble" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" stop-opacity="1" /> - <stop offset="25%" stop-color="#cdcdff" stop-opacity=".65" /> - <stop offset="100%" stop-color="#cdaacd" stop-opacity=".75" /> - </radialGradient> - <radialGradient id="redBubble" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" stop-opacity="1" /> - <stop offset="25%" stop-color="#ffcdcd" stop-opacity=".65" /> - <stop offset="100%" stop-color="#bbbb99" stop-opacity=".75" /> - </radialGradient> - <radialGradient id="greenBubble" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" stop-opacity="1" /> - <stop offset="25%" stop-color="#cdffcd" stop-opacity=".65" /> - <stop offset="100%" stop-color="#99aaaa" stop-opacity=".75" /> - </radialGradient> - <radialGradient id="yellowBubble" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" stop-opacity="1" /> - <stop offset="25%" stop-color="#ffffcd" stop-opacity=".65" /> - <stop offset="100%" stop-color="#bbbbaa" stop-opacity=".75" /> - </radialGradient> - <radialGradient id="background" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="400" fx="250" fy="250"> - <stop offset="0%" stop-color="#ffffee" /> - <stop offset="100%" stop-color="#ccccaa" /> - </radialGradient> - <linearGradient id="surface" gradientUnits="userSpaceOnUse" - x1="-100" y1="200" x2="400" y2="200"> - <stop offset="0%" stop-color="#ffffcc" /> - <stop offset="100%" stop-color="#bbbb88" /> - </linearGradient> - - <!-- Create radial gradients for each circle to make them look like - spheres. --> - <radialGradient id="blueSphere" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" /> - <stop offset="75%" stop-color="blue" /> - <stop offset="100%" stop-color="#222244" /> - </radialGradient> - <radialGradient id="redSphere" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" /> - <stop offset="75%" stop-color="red" /> - <stop offset="100%" stop-color="#442222" /> - </radialGradient> - <radialGradient id="greenSphere" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" /> - <stop offset="75%" stop-color="green" /> - <stop offset="100%" stop-color="#113311" /> - </radialGradient> - <radialGradient id="yellowSphere" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="-50"> - <stop offset="0%" stop-color="white" /> - <stop offset="75%" stop-color="yellow" /> - <stop offset="100%" stop-color="#444422" /> - </radialGradient> - <radialGradient id="shadowGrad" gradientUnits="userSpaceOnUse" - cx="0" cy="0" r="100" fx="-50" fy="50"> - <stop offset="0%" stop-color="black" stop-opacity="1.0" /> - <stop offset="100%" stop-color="black" stop-opacity="0.0" /> - </radialGradient> - - <!-- Define a shadow for each sphere. --> - <circle id="shadow" fill="url(#shadowGrad)" cx="0" cy="0" r="100" /> - <g id="bubble"> - <circle fill="black" cx="0" cy="0" r="50" /> - <circle fill="#a6ce39" cx="0" cy="0" r="33" /> - <path fill="black" d="M 37,50 L 50,37 L 12,-1 L 22,-11 L 10,-24 L -24,10 - L -11,22 L -1,12 Z" /> - <circle cx="0" cy="0" r="100" /> - </g> - </defs> - <g> - <rect fill="url(#background)" x="0" y="0" width="800" height="600" /> - </g> - - <g transform="translate(200,700)"> - <use xlink:href="#bubble" fill="url(#blueBubble)" /> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="1s" dur="10s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(315,700)"> - <g transform="scale(0.5,0.5)"> - <use xlink:href="#bubble" fill="url(#redBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="3s" dur="7s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(80,700)"> - <g transform="scale(0.65,0.65)"> - <use xlink:href="#bubble" fill="url(#greenBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="5s" dur="9s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(255,700)"> - <g transform="scale(0.3,0.3)"> - <use xlink:href="#bubble" fill="url(#yellowBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="2s" dur="6s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(565,700)"> - <g transform="scale(0.4,0.4)"> - <use xlink:href="#bubble" fill="url(#blueBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="4s" dur="8s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(715,700)"> - <g transform="scale(0.6,0.6)"> - <use xlink:href="#bubble" fill="url(#redBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="1s" dur="4s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(645,700)"> - <g transform="scale(0.375,0.375)"> - <use xlink:href="#bubble" fill="url(#greenBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="0s" dur="11s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(555,700)"> - <g transform="scale(0.9,0.9)"> - <use xlink:href="#bubble" fill="url(#yellowBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="3s" dur="7.5s" fill="freeze" repeatCount="indefinite" /> - </g> - - <g transform="translate(360,700)"> - <g transform="scale(0.5,0.5)"> - <use xlink:href="#bubble" fill="url(#blueBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="3s" dur="6s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(215,700)"> - <g transform="scale(0.45,0.45)"> - <use xlink:href="#bubble" fill="url(#redBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="5.5s" dur="7s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(420,700)"> - <g transform="scale(0.75,0.75)"> - <use xlink:href="#bubble" fill="url(#greenBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="1s" dur="9s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(815,700)"> - <g transform="scale(0.6,0.6)"> - <use xlink:href="#bubble" fill="url(#yellowBubble)" /> - </g> - <animateTransform attributeName="transform" type="translate" additive="sum" - values="0,0; 0,-800" begin="2s" dur="9.5s" fill="freeze" repeatCount="indefinite" /> - </g> - - <g transform="translate(225,375)" > - <g transform="scale(1.0,0.5)" > - <path d="M 0 0 L 350 0 L 450 450 L -100 450 z" - fill="url(#surface)" stroke="none" /> - </g> - </g> - <g transform="translate(200,0)" > - <g transform="translate(200,490) scale(2.0,1.0) rotate(45)" > - <rect fill="#a6ce39" x="-69" y="-69" width="138" height="138" /> - <circle fill="black" cx="0" cy="0" r="50" /> - <circle fill="#a6ce39" cx="0" cy="0" r="33" /> - <path fill="black" d="M 37,50 L 50,37 L 12,-1 L 22,-11 L 10,-24 L -24,10 - L -11,22 L -1,12 Z" /> - <animateTransform attributeName="transform" type="rotate" additive="sum" values="0; 360" - begin="0s" dur="10s" fill="freeze" repeatCount="indefinite" /> - </g> - <g transform="translate(200,375)"> - <use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" /> - <circle fill="url(#blueSphere)" cx="0" cy="0" r="100" /> - </g> - <g transform="translate(315,440)"> - <g transform="scale(0.5,0.5)"> - <use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" /> - <circle fill="url(#redSphere)" cx="0" cy="0" r="100" /> - </g> - </g> - <g transform="translate(80,475)"> - <g transform="scale(0.65,0.65)"> - <use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" /> - <circle fill="url(#greenSphere)" cx="0" cy="0" r="100" /> - </g> - </g> - <g transform="translate(255,525)"> - <g transform="scale(0.3,0.3)"> - <use xlink:href="#shadow" transform="translate(25,55) scale(1.0,0.5)" /> - <circle fill="url(#yellowSphere)" cx="0" cy="0" r="100" /> - </g> - </g> - </g> -</svg> diff --git a/examples/opengl/legacy/pbuffers2/designer.png b/examples/opengl/legacy/pbuffers2/designer.png Binary files differdeleted file mode 100644 index 4f32d57496..0000000000 --- a/examples/opengl/legacy/pbuffers2/designer.png +++ /dev/null diff --git a/examples/opengl/legacy/pbuffers2/glwidget.cpp b/examples/opengl/legacy/pbuffers2/glwidget.cpp deleted file mode 100644 index c710d03cab..0000000000 --- a/examples/opengl/legacy/pbuffers2/glwidget.cpp +++ /dev/null @@ -1,328 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtGui/QImage> -#include <qmath.h> -#include "glwidget.h" - -#ifndef GL_MULTISAMPLE -#define GL_MULTISAMPLE 0x809D -#endif - -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) -{ - setWindowTitle(tr("OpenGL pbuffers 2")); - - pbuffer = new QGLPixelBuffer(1024, 1024, format(), this); - - rot_x = rot_y = rot_z = 0.0f; - scale = 0.1f; - anim = new QTimeLine(750, this); - anim->setUpdateInterval(20); - connect(anim, SIGNAL(valueChanged(qreal)), SLOT(animate(qreal))); - connect(anim, SIGNAL(finished()), SLOT(animFinished())); - - svg_renderer = new QSvgRenderer(QLatin1String(":/res/bubbles.svg"), this); - connect(svg_renderer, SIGNAL(repaintNeeded()), this, SLOT(draw())); - - logo = QImage(":/res/designer.png"); - logo = logo.convertToFormat(QImage::Format_ARGB32); - - makeCurrent(); // need a current context to create the display list - tile_list = glGenLists(1); - glNewList(tile_list, GL_COMPILE); - glBegin(GL_QUADS); - { - glTexCoord2f(0.0f, 0.0f); glVertex3f(-1.0f, -1.0f, 1.0f); - glTexCoord2f(1.0f, 0.0f); glVertex3f( 1.0f, -1.0f, 1.0f); - glTexCoord2f(1.0f, 1.0f); glVertex3f( 1.0f, 1.0f, 1.0f); - glTexCoord2f(0.0f, 1.0f); glVertex3f(-1.0f, 1.0f, 1.0f); - - glTexCoord2f(1.0f, 0.0f); glVertex3f(-1.0f, -1.0f, -1.0f); - glTexCoord2f(1.0f, 1.0f); glVertex3f(-1.0f, 1.0f, -1.0f); - glTexCoord2f(0.0f, 1.0f); glVertex3f( 1.0f, 1.0f, -1.0f); - glTexCoord2f(0.0f, 0.0f); glVertex3f( 1.0f, -1.0f, -1.0f); - - glTexCoord2f(0.0f, 1.0f); glVertex3f(-1.0f, 1.0f, -1.0f); - glTexCoord2f(0.0f, 0.0f); glVertex3f(-1.0f, 1.0f, 1.0f); - glTexCoord2f(1.0f, 0.0f); glVertex3f( 1.0f, 1.0f, 1.0f); - glTexCoord2f(1.0f, 1.0f); glVertex3f( 1.0f, 1.0f, -1.0f); - - glTexCoord2f(1.0f, 1.0f); glVertex3f(-1.0f, -1.0f, -1.0f); - glTexCoord2f(0.0f, 1.0f); glVertex3f( 1.0f, -1.0f, -1.0f); - glTexCoord2f(0.0f, 0.0f); glVertex3f( 1.0f, -1.0f, 1.0f); - glTexCoord2f(1.0f, 0.0f); glVertex3f(-1.0f, -1.0f, 1.0f); - - glTexCoord2f(1.0f, 0.0f); glVertex3f( 1.0f, -1.0f, -1.0f); - glTexCoord2f(1.0f, 1.0f); glVertex3f( 1.0f, 1.0f, -1.0f); - glTexCoord2f(0.0f, 1.0f); glVertex3f( 1.0f, 1.0f, 1.0f); - glTexCoord2f(0.0f, 0.0f); glVertex3f( 1.0f, -1.0f, 1.0f); - - glTexCoord2f(0.0f, 0.0f); glVertex3f(-1.0f, -1.0f, -1.0f); - glTexCoord2f(1.0f, 0.0f); glVertex3f(-1.0f, -1.0f, 1.0f); - glTexCoord2f(1.0f, 1.0f); glVertex3f(-1.0f, 1.0f, 1.0f); - glTexCoord2f(0.0f, 1.0f); glVertex3f(-1.0f, 1.0f, -1.0f); -} - glEnd(); - glEndList(); - - wave = new GLfloat[logo.width()*logo.height()]; - memset(wave, 0, logo.width()*logo.height()); - startTimer(30); // wave timer - - pbuffer->makeCurrent(); - dynamicTexture = pbuffer->generateDynamicTexture(); - - // bind the dynamic texture to the pbuffer - this is a no-op under X11 - hasDynamicTextureUpdate = pbuffer->bindToDynamicTexture(dynamicTexture); -} - -GLWidget::~GLWidget() -{ - delete[] wave; - glDeleteLists(tile_list, 1); - pbuffer->releaseFromDynamicTexture(); - glDeleteTextures(1, &dynamicTexture); - delete pbuffer; -} - -void GLWidget::paintEvent(QPaintEvent *) -{ - draw(); -} - -void GLWidget::draw() -{ - QPainter p(this); // used for text overlay - - // save the GL state set for QPainter - p.beginNativePainting(); - saveGLState(); - - // render the 'bubbles.svg' file into our pbuffer - QPainter pbuffer_painter(pbuffer); - svg_renderer->render(&pbuffer_painter); - pbuffer_painter.end(); - glFlush(); - - if (!hasDynamicTextureUpdate) - pbuffer->updateDynamicTexture(dynamicTexture); - - makeCurrent(); - // draw into the GL widget - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glFrustum(-1, 1, -1, 1, 10, 100); - glTranslatef(0.0f, 0.0f, -15.0f); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glViewport(0, 0, width() * devicePixelRatio(), height() * devicePixelRatio()); - - glBindTexture(GL_TEXTURE_2D, dynamicTexture); - glEnable(GL_TEXTURE_2D); - glEnable(GL_MULTISAMPLE); - glEnable(GL_CULL_FACE); - glEnable(GL_BLEND); - glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); - - // draw background - glPushMatrix(); - glScalef(1.7f, 1.7f, 1.7f); - glColor4f(1.0f, 1.0f, 1.0f, 1.0f); - glCallList(tile_list); - glPopMatrix(); - - const int w = logo.width(); - const int h = logo.height(); - - glRotatef(rot_x, 1.0f, 0.0f, 0.0f); - glRotatef(rot_y, 0.0f, 1.0f, 0.0f); - glRotatef(rot_z, 0.0f, 0.0f, 1.0f); - glScalef(scale/w, scale/w, scale/w); - - glDepthFunc(GL_LESS); - glEnable(GL_DEPTH_TEST); - - // draw the Qt icon - glTranslatef(-w+1, -h+1, 0.0f); - for (int y=h-1; y>=0; --y) { - uint *p = (uint*) logo.scanLine(y); - uint *end = p + w; - int x = 0; - while (p < end) { - glColor4ub(qRed(*p), qGreen(*p), qBlue(*p), uchar(qAlpha(*p)*.9)); - glTranslatef(0.0f, 0.0f, wave[y*w+x]); - if (qAlpha(*p) > 128) - glCallList(tile_list); - glTranslatef(0.0f, 0.0f, -wave[y*w+x]); - glTranslatef(2.0f, 0.0f, 0.0f); - ++x; - ++p; - } - glTranslatef(-w*2.0f, 2.0f, 0.0f); - } - - // restore the GL state that QPainter expects - restoreGLState(); - p.endNativePainting(); - - // draw the overlayed text using QPainter - p.setPen(QColor(197, 197, 197, 157)); - p.setBrush(QColor(197, 197, 197, 127)); - p.drawRect(QRect(0, 0, width(), 50)); - p.setPen(Qt::black); - p.setBrush(Qt::NoBrush); - const QString str1(tr("A simple OpenGL pbuffer example.")); - const QString str2(tr("Use the mouse wheel to zoom, press buttons and move mouse to rotate, double-click to flip.")); - QFontMetrics fm(p.font()); - p.drawText(width()/2 - fm.width(str1)/2, 20, str1); - p.drawText(width()/2 - fm.width(str2)/2, 20 + fm.lineSpacing(), str2); -} - -void GLWidget::mousePressEvent(QMouseEvent *e) -{ - anchor = e->pos(); -} - -void GLWidget::mouseMoveEvent(QMouseEvent *e) -{ - QPoint diff = e->pos() - anchor; - if (e->buttons() & Qt::LeftButton) { - rot_x += diff.y()/5.0f; - rot_y += diff.x()/5.0f; - } else if (e->buttons() & Qt::RightButton) { - rot_z += diff.x()/5.0f; - } - - anchor = e->pos(); - draw(); -} - -void GLWidget::wheelEvent(QWheelEvent *e) -{ - e->delta() > 0 ? scale += scale*0.1f : scale -= scale*0.1f; - draw(); -} - -void GLWidget::mouseDoubleClickEvent(QMouseEvent *) -{ - anim->start(); -} - -void GLWidget::animate(qreal val) -{ - rot_y = val * 180; - draw(); -} - -void GLWidget::animFinished() -{ - if (anim->direction() == QTimeLine::Forward) - anim->setDirection(QTimeLine::Backward); - else - anim->setDirection(QTimeLine::Forward); -} - -void GLWidget::saveGLState() -{ - glPushAttrib(GL_ALL_ATTRIB_BITS); - glMatrixMode(GL_PROJECTION); - glPushMatrix(); - glMatrixMode(GL_MODELVIEW); - glPushMatrix(); -} - -void GLWidget::restoreGLState() -{ - glMatrixMode(GL_PROJECTION); - glPopMatrix(); - glMatrixMode(GL_MODELVIEW); - glPopMatrix(); - glPopAttrib(); -} - -void GLWidget::timerEvent(QTimerEvent *) -{ - if (QApplication::mouseButtons() != 0) - return; - - static bool scale_in = true; - - if (scale_in && scale > 35.0f) - scale_in = false; - else if (!scale_in && scale < .5f) - scale_in = true; - - scale *= scale_in ? 1.01f : 0.99f; - rot_z += 0.3f; - rot_x += 0.1f; - - static float wt = 0.0; - wt += 0.1f; - - const int width = logo.width(); - const int dx = width >> 1, dy = dx; // disturbance point - const float v = -4; // wave speed - const float W = .3f; - const int AMP = 5; - - for (int i = 0; i < width; ++i) { - for (int j = 0; j < width; ++j) { - const float s = hypot(j - dx, i - dy); - const double raw = AMP * sin(2 * M_PI * W * (wt + s / v)); - if (s != 0) - wave[i * width + j] = raw / (0.2 * (s + 2)); - else - wave[i * width + j] = raw; - } - } -} diff --git a/examples/opengl/legacy/pbuffers2/glwidget.h b/examples/opengl/legacy/pbuffers2/glwidget.h deleted file mode 100644 index 2889754ce4..0000000000 --- a/examples/opengl/legacy/pbuffers2/glwidget.h +++ /dev/null @@ -1,94 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtOpenGL> -#include <QImage> -#include <QTimeLine> -#include <QSvgRenderer> - -class GLWidget : public QGLWidget -{ - Q_OBJECT - -public: - GLWidget(QWidget *parent); - ~GLWidget(); - - void saveGLState(); - void restoreGLState(); - - void paintEvent(QPaintEvent *); - void mousePressEvent(QMouseEvent *); - void mouseDoubleClickEvent(QMouseEvent *); - void mouseMoveEvent(QMouseEvent *); - void timerEvent(QTimerEvent *); - void wheelEvent(QWheelEvent *); - -public slots: - void animate(qreal); - void animFinished(); - void draw(); - -private: - QPoint anchor; - float scale; - float rot_x, rot_y, rot_z; - GLuint tile_list; - GLfloat *wave; - bool hasDynamicTextureUpdate; - - QImage logo; - QTimeLine *anim; - QSvgRenderer *svg_renderer; - - GLuint dynamicTexture; - QGLPixelBuffer *pbuffer; -}; - diff --git a/examples/opengl/legacy/pbuffers2/main.cpp b/examples/opengl/legacy/pbuffers2/main.cpp deleted file mode 100644 index 03da7ab545..0000000000 --- a/examples/opengl/legacy/pbuffers2/main.cpp +++ /dev/null @@ -1,71 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets/QApplication> -#include <QtWidgets/QMessageBox> -#include "glwidget.h" - -int main(int argc, char **argv) -{ - Q_INIT_RESOURCE(pbuffers2); - - QApplication a(argc, argv); - GLWidget widget(0); - widget.resize(640, 480); - widget.makeCurrent(); - if (!QGLFormat::hasOpenGL() || !QGLPixelBuffer::hasOpenGLPbuffers()) { - QMessageBox::information(0, "OpenGL pbuffers 2", - "This system does not support OpenGL/pbuffers."); - return -1; - } - widget.show(); - return a.exec(); -} - diff --git a/examples/opengl/legacy/pbuffers2/pbuffers2.pro b/examples/opengl/legacy/pbuffers2/pbuffers2.pro deleted file mode 100644 index f1baae3931..0000000000 --- a/examples/opengl/legacy/pbuffers2/pbuffers2.pro +++ /dev/null @@ -1,11 +0,0 @@ -QT += opengl svg widgets - -HEADERS += glwidget.h -SOURCES += glwidget.cpp main.cpp -RESOURCES += pbuffers2.qrc - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/pbuffers2 -INSTALLS += target - -qtConfig(opengles.|angle|dynamicgl): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/pbuffers2/pbuffers2.qrc b/examples/opengl/legacy/pbuffers2/pbuffers2.qrc deleted file mode 100644 index 986f1ca385..0000000000 --- a/examples/opengl/legacy/pbuffers2/pbuffers2.qrc +++ /dev/null @@ -1,6 +0,0 @@ -<!DOCTYPE RCC><RCC version="1.0"> -<qresource prefix="/res"> - <file>bubbles.svg</file> - <file>designer.png</file> -</qresource> -</RCC> diff --git a/examples/opengl/legacy/samplebuffers/glwidget.cpp b/examples/opengl/legacy/samplebuffers/glwidget.cpp deleted file mode 100644 index da30de4d55..0000000000 --- a/examples/opengl/legacy/samplebuffers/glwidget.cpp +++ /dev/null @@ -1,174 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "glwidget.h" -#include <qmath.h> - -#ifndef GL_MULTISAMPLE -#define GL_MULTISAMPLE 0x809D -#endif - -GLWidget::GLWidget(QWidget *parent) - : QGLWidget(QGLFormat(QGL::SampleBuffers), parent) -{ - startTimer(40); - setWindowTitle(tr("Sample Buffers")); -} - -void GLWidget::initializeGL() -{ - glMatrixMode(GL_PROJECTION); - glLoadIdentity(); - glOrtho(-.5, .5, .5, -.5, -1000, 1000); - glMatrixMode(GL_MODELVIEW); - glLoadIdentity(); - glClearColor(1.0f, 1.0f, 1.0f, 1.0f); - - makeObject(); -} - -void GLWidget::resizeGL(int w, int h) -{ - glViewport(0, 0, w, h); -} - -void GLWidget::paintGL() -{ - static float rot = 0.0; - glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); - - glMatrixMode(GL_MODELVIEW); - glPushMatrix(); - glEnable(GL_MULTISAMPLE); - glTranslatef(-0.25f, -0.10f, 0.0f); - glScalef(0.75f, 1.15f, 0.0f); - glRotatef(rot, 0.0f, 0.f, 1.0f); - glCallList(list); - glPopMatrix(); - - glPushMatrix(); - glDisable(GL_MULTISAMPLE); - glTranslatef(0.25f, -0.10f, 0.0f); - glScalef(0.75f, 1.15f, 0.0f); - glRotatef(rot, 0.0f, 0.0f, 1.0f); - glCallList(list); - glPopMatrix(); - - rot += 0.2f; - - qglColor(Qt::black); - renderText(-0.35, 0.4, 0.0, "Multisampling enabled"); - renderText(0.15, 0.4, 0.0, "Multisampling disabled"); -} - -void GLWidget::timerEvent(QTimerEvent *) -{ - update(); -} - -void GLWidget::makeObject() -{ - QColor qtGreen(QColor::fromCmykF(0.40, 0.0, 1.0, 0.0)); - const int NumSectors = 15; - GLdouble x1 = +0.06; - GLdouble y1 = -0.14; - GLdouble x2 = +0.14; - GLdouble y2 = -0.06; - GLdouble x3 = +0.08; - GLdouble y3 = +0.00; - GLdouble x4 = +0.30; - GLdouble y4 = +0.22; - - list = glGenLists(1); - glNewList(list, GL_COMPILE); - { - const double sectorAngle = 2 * M_PI / NumSectors; - for (int i = 0; i < NumSectors; ++i) { - double angle = i * sectorAngle; - GLdouble x5 = 0.30 * sin(angle); - GLdouble y5 = 0.30 * cos(angle); - GLdouble x6 = 0.20 * sin(angle); - GLdouble y6 = 0.20 * cos(angle); - - angle += sectorAngle; - GLdouble x7 = 0.20 * sin(angle); - GLdouble y7 = 0.20 * cos(angle); - GLdouble x8 = 0.30 * sin(angle); - GLdouble y8 = 0.30 * cos(angle); - - qglColor(qtGreen); - quad(GL_QUADS, x5, y5, x6, y6, x7, y7, x8, y8); - qglColor(Qt::black); - quad(GL_LINE_LOOP, x5, y5, x6, y6, x7, y7, x8, y8); - } - - qglColor(qtGreen); - quad(GL_QUADS, x1, y1, x2, y2, y2, x2, y1, x1); - quad(GL_QUADS, x3, y3, x4, y4, y4, x4, y3, x3); - - qglColor(Qt::black); - quad(GL_LINE_LOOP, x1, y1, x2, y2, y2, x2, y1, x1); - quad(GL_LINE_LOOP, x3, y3, x4, y4, y4, x4, y3, x3); - } - glEndList(); -} - -void GLWidget::quad(GLenum primitive, GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2, - GLdouble x3, GLdouble y3, GLdouble x4, GLdouble y4) -{ - glBegin(primitive); - { - glVertex2d(x1, y1); - glVertex2d(x2, y2); - glVertex2d(x3, y3); - glVertex2d(x4, y4); - } - glEnd(); -} diff --git a/examples/opengl/legacy/samplebuffers/glwidget.h b/examples/opengl/legacy/samplebuffers/glwidget.h deleted file mode 100644 index f02f0835ef..0000000000 --- a/examples/opengl/legacy/samplebuffers/glwidget.h +++ /dev/null @@ -1,71 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtOpenGL> - -class GLWidget : public QGLWidget -{ -public: - GLWidget(QWidget *parent); - -protected: - void initializeGL() override; - void resizeGL(int w, int h) override; - void paintGL() override; - void timerEvent(QTimerEvent *) override; - - void makeObject(); - void quad(GLenum primitive, GLdouble x1, GLdouble y1, GLdouble x2, GLdouble y2, - GLdouble x3, GLdouble y3, GLdouble x4, GLdouble y4); - -private: - GLuint list; -}; - diff --git a/examples/opengl/legacy/samplebuffers/main.cpp b/examples/opengl/legacy/samplebuffers/main.cpp deleted file mode 100644 index 216dff1fda..0000000000 --- a/examples/opengl/legacy/samplebuffers/main.cpp +++ /dev/null @@ -1,81 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <QtWidgets/QApplication> -#include <QtWidgets/QMessageBox> -#include "glwidget.h" - -int main(int argc, char **argv) -{ - QApplication a(argc, argv); - - QGLFormat f = QGLFormat::defaultFormat(); - f.setSampleBuffers(true); - QGLFormat::setDefaultFormat(f); - if (!QGLFormat::hasOpenGL()) { - QMessageBox::information(0, "OpenGL samplebuffers", - "This system does not support OpenGL."); - return 0; - } - - GLWidget widget(0); - - if (!widget.format().sampleBuffers()) { - QMessageBox::information(0, "OpenGL samplebuffers", - "This system does not have sample buffer support."); - return 0; - } - - widget.resize(640, 480); - widget.show(); - - return a.exec(); -} - diff --git a/examples/opengl/legacy/samplebuffers/samplebuffers.pro b/examples/opengl/legacy/samplebuffers/samplebuffers.pro deleted file mode 100644 index aca56f8df8..0000000000 --- a/examples/opengl/legacy/samplebuffers/samplebuffers.pro +++ /dev/null @@ -1,10 +0,0 @@ -HEADERS += glwidget.h -SOURCES += glwidget.cpp main.cpp - -QT += opengl widgets - -# install -target.path = $$[QT_INSTALL_EXAMPLES]/opengl/legacy/samplebuffers -INSTALLS += target - -qtConfig(opengles.|angle|dynamicgl): error("This example requires Qt to be configured with -opengl desktop") diff --git a/examples/opengl/legacy/shared/qtlogo.cpp b/examples/opengl/legacy/shared/qtlogo.cpp deleted file mode 100644 index 9ad274ce09..0000000000 --- a/examples/opengl/legacy/shared/qtlogo.cpp +++ /dev/null @@ -1,398 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qtlogo.h" - -#include <QGLWidget> -#include <QMatrix4x4> -#include <QVector3D> -#include <QOpenGLFunctions_1_1> - -#include <qmath.h> - -static const qreal tee_height = 0.311126; -static const qreal cross_width = 0.25; -static const qreal bar_thickness = 0.113137; -static const qreal logo_depth = 0.10; - -//! [0] -struct Geometry -{ - QVector<GLushort> faces; - QVector<QVector3D> vertices; - QVector<QVector3D> normals; - void appendSmooth(const QVector3D &a, const QVector3D &n, int from); - void appendFaceted(const QVector3D &a, const QVector3D &n); - void finalize(); - void loadArrays(QOpenGLFunctions_1_1 *functions) const; -}; -//! [0] - -//! [1] -class Patch -{ -public: - enum Smoothing { Faceted, Smooth }; - Patch(Geometry *); - void setSmoothing(Smoothing s) { sm = s; } - void translate(const QVector3D &t); - void rotate(qreal deg, QVector3D axis); - void draw(QOpenGLFunctions_1_1 *functions) const; - void addTri(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &n); - void addQuad(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &d); - - GLushort start; - GLushort count; - GLushort initv; - - GLfloat faceColor[4]; - QMatrix4x4 mat; - Smoothing sm; - Geometry *geom; -}; -//! [1] - -static inline void qSetColor(float colorVec[], QColor c) -{ - colorVec[0] = c.redF(); - colorVec[1] = c.greenF(); - colorVec[2] = c.blueF(); - colorVec[3] = c.alphaF(); -} - -void Geometry::loadArrays(QOpenGLFunctions_1_1 *functions) const -{ - functions->glVertexPointer(3, GL_FLOAT, 0, vertices.constData()); - functions->glNormalPointer(GL_FLOAT, 0, normals.constData()); -} - -void Geometry::finalize() -{ - // TODO: add vertex buffer uploading here - - // Finish smoothing normals by ensuring accumulated normals are returned - // to length 1.0. - for (int i = 0; i < normals.count(); ++i) - normals[i].normalize(); -} - -void Geometry::appendSmooth(const QVector3D &a, const QVector3D &n, int from) -{ - // Smooth normals are achieved by averaging the normals for faces meeting - // at a point. First find the point in geometry already generated - // (working backwards, since most often the points shared are between faces - // recently added). - int v = vertices.count() - 1; - for ( ; v >= from; --v) - if (qFuzzyCompare(vertices[v], a)) - break; - - if (v < from) { - // The vertex was not found so add it as a new one, and initialize - // its corresponding normal - v = vertices.count(); - vertices.append(a); - normals.append(n); - } else { - // Vert found, accumulate normals into corresponding normal slot. - // Must call finalize once finished accumulating normals - normals[v] += n; - } - - // In both cases (found or not) reference the vertex via its index - faces.append(v); -} - -void Geometry::appendFaceted(const QVector3D &a, const QVector3D &n) -{ - // Faceted normals are achieved by duplicating the vertex for every - // normal, so that faces meeting at a vertex get a sharp edge. - int v = vertices.count(); - vertices.append(a); - normals.append(n); - faces.append(v); -} - -Patch::Patch(Geometry *g) - : start(g->faces.count()) - , count(0) - , initv(g->vertices.count()) - , sm(Patch::Smooth) - , geom(g) -{ - qSetColor(faceColor, QColor(Qt::darkGray)); -} - -void Patch::rotate(qreal deg, QVector3D axis) -{ - mat.rotate(deg, axis); -} - -void Patch::translate(const QVector3D &t) -{ - mat.translate(t); -} - -//! [2] -void Patch::draw(QOpenGLFunctions_1_1 *functions) const -{ - functions->glPushMatrix(); - functions->glMultMatrixf(mat.constData()); - functions->glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, faceColor); - - const GLushort *indices = geom->faces.constData(); - functions->glDrawElements(GL_TRIANGLES, count, GL_UNSIGNED_SHORT, indices + start); - functions->glPopMatrix(); -} -//! [2] - -void Patch::addTri(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &n) -{ - QVector3D norm = n.isNull() ? QVector3D::normal(a, b, c) : n; - - if (sm == Smooth) { - geom->appendSmooth(a, norm, initv); - geom->appendSmooth(b, norm, initv); - geom->appendSmooth(c, norm, initv); - } else { - geom->appendFaceted(a, norm); - geom->appendFaceted(b, norm); - geom->appendFaceted(c, norm); - } - - count += 3; -} - -void Patch::addQuad(const QVector3D &a, const QVector3D &b, const QVector3D &c, const QVector3D &d) -{ - QVector3D norm = QVector3D::normal(a, b, c); - - if (sm == Smooth) { - addTri(a, b, c, norm); - addTri(a, c, d, norm); - } else { - // If faceted share the two common vertices - addTri(a, b, c, norm); - int k = geom->vertices.count(); - geom->appendSmooth(a, norm, k); - geom->appendSmooth(c, norm, k); - geom->appendFaceted(d, norm); - count += 3; - } -} - -static inline QVector<QVector3D> extrude(const QVector<QVector3D> &vertices, qreal depth) -{ - QVector<QVector3D> extr = vertices; - for (int v = 0; v < extr.count(); ++v) - extr[v].setZ(extr[v].z() - depth); - return extr; -} - -class Rectoid -{ -public: - void translate(const QVector3D &t) - { - for (int i = 0; i < parts.count(); ++i) - parts[i]->translate(t); - } - - void rotate(qreal deg, QVector3D axis) - { - for (int i = 0; i < parts.count(); ++i) - parts[i]->rotate(deg, axis); - } - - // No special Rectoid destructor - the parts are fetched out of this member - // variable, and destroyed by the new owner - QList<Patch *> parts; -}; - -class RectPrism : public Rectoid -{ -public: - RectPrism(Geometry *g, qreal width, qreal height, qreal depth); -}; - -RectPrism::RectPrism(Geometry *g, qreal width, qreal height, qreal depth) -{ - enum { bl, br, tr, tl }; - Patch *fb = new Patch(g); - fb->setSmoothing(Patch::Faceted); - - // front face - QVector<QVector3D> r(4); - r[br].setX(width); - r[tr].setX(width); - r[tr].setY(height); - r[tl].setY(height); - QVector3D adjToCenter(-width / 2.0, -height / 2.0, depth / 2.0); - for (int i = 0; i < 4; ++i) - r[i] += adjToCenter; - fb->addQuad(r[bl], r[br], r[tr], r[tl]); - - // back face - QVector<QVector3D> s = extrude(r, depth); - fb->addQuad(s[tl], s[tr], s[br], s[bl]); - - // side faces - Patch *sides = new Patch(g); - sides->setSmoothing(Patch::Faceted); - sides->addQuad(s[bl], s[br], r[br], r[bl]); - sides->addQuad(s[br], s[tr], r[tr], r[br]); - sides->addQuad(s[tr], s[tl], r[tl], r[tr]); - sides->addQuad(s[tl], s[bl], r[bl], r[tl]); - - parts << fb << sides; -} - -class RectTorus : public Rectoid -{ -public: - RectTorus(Geometry *g, qreal iRad, qreal oRad, qreal depth, int numSectors); -}; - -RectTorus::RectTorus(Geometry *g, qreal iRad, qreal oRad, qreal depth, int k) -{ - QVector<QVector3D> inside; - QVector<QVector3D> outside; - for (int i = 0; i < k; ++i) { - qreal angle = (i * 2 * M_PI) / k; - inside << QVector3D(iRad * qSin(angle), iRad * qCos(angle), depth / 2.0); - outside << QVector3D(oRad * qSin(angle), oRad * qCos(angle), depth / 2.0); - } - inside << QVector3D(0.0, iRad, 0.0); - outside << QVector3D(0.0, oRad, 0.0); - QVector<QVector3D> in_back = extrude(inside, depth); - QVector<QVector3D> out_back = extrude(outside, depth); - - // Create front, back and sides as separate patches so that smooth normals - // are generated for the curving sides, but a faceted edge is created between - // sides and front/back - Patch *front = new Patch(g); - for (int i = 0; i < k; ++i) - front->addQuad(outside[i], inside[i], - inside[(i + 1) % k], outside[(i + 1) % k]); - Patch *back = new Patch(g); - for (int i = 0; i < k; ++i) - back->addQuad(in_back[i], out_back[i], - out_back[(i + 1) % k], in_back[(i + 1) % k]); - Patch *is = new Patch(g); - for (int i = 0; i < k; ++i) - is->addQuad(in_back[i], in_back[(i + 1) % k], - inside[(i + 1) % k], inside[i]); - Patch *os = new Patch(g); - for (int i = 0; i < k; ++i) - os->addQuad(out_back[(i + 1) % k], out_back[i], - outside[i], outside[(i + 1) % k]); - parts << front << back << is << os; -} - -QtLogo::QtLogo(QObject *parent, int divisions, qreal scale) - : QObject(parent) - , geom(new Geometry()) -{ - buildGeometry(divisions, scale); -} - -QtLogo::~QtLogo() -{ - qDeleteAll(parts); - delete geom; -} - -void QtLogo::setColor(QColor c) -{ - for (int i = 0; i < parts.count(); ++i) - qSetColor(parts[i]->faceColor, c); -} - -//! [3] -void QtLogo::buildGeometry(int divisions, qreal scale) -{ - qreal cw = cross_width * scale; - qreal bt = bar_thickness * scale; - qreal ld = logo_depth * scale; - qreal th = tee_height *scale; - - RectPrism cross(geom, cw, bt, ld); - RectPrism stem(geom, bt, th, ld); - - QVector3D z(0.0, 0.0, 1.0); - cross.rotate(45.0, z); - stem.rotate(45.0, z); - - qreal stem_downshift = (th + bt) / 2.0; - stem.translate(QVector3D(0.0, -stem_downshift, 0.0)); - - RectTorus body(geom, 0.20, 0.30, 0.1, divisions); - - parts << stem.parts << cross.parts << body.parts; - - geom->finalize(); -} -//! [3] - -//! [4] -void QtLogo::draw(QOpenGLFunctions_1_1 *functions) const -{ - geom->loadArrays(functions); - - functions->glEnableClientState(GL_VERTEX_ARRAY); - functions->glEnableClientState(GL_NORMAL_ARRAY); - - for (int i = 0; i < parts.count(); ++i) - parts[i]->draw(functions); - - functions->glDisableClientState(GL_VERTEX_ARRAY); - functions->glDisableClientState(GL_NORMAL_ARRAY); -} -//! [4] diff --git a/examples/opengl/legacy/shared/qtlogo.h b/examples/opengl/legacy/shared/qtlogo.h deleted file mode 100644 index ed2d7d750d..0000000000 --- a/examples/opengl/legacy/shared/qtlogo.h +++ /dev/null @@ -1,78 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** BSD License Usage -** Alternatively, you may use this file under the terms of the BSD license -** as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QTLOGO_H -#define QTLOGO_H - -#include <QObject> -#include <QColor> - -QT_FORWARD_DECLARE_CLASS(QOpenGLFunctions_1_1) - -class Patch; -struct Geometry; - -//! [0] -class QtLogo : public QObject -{ -public: - explicit QtLogo(QObject *parent, int d = 64, qreal s = 1.0); - ~QtLogo(); - void setColor(QColor c); - void draw(QOpenGLFunctions_1_1 *functions) const; -private: - void buildGeometry(int d, qreal s); - - QList<Patch *> parts; - Geometry *geom; -}; -//! [0] - -#endif // QTLOGO_H |
