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Diffstat (limited to 'examples/opengl/legacy/pbuffers/cube.cpp')
| -rw-r--r-- | examples/opengl/legacy/pbuffers/cube.cpp | 338 |
1 files changed, 0 insertions, 338 deletions
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; -} |