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Diffstat (limited to 'examples/qt3d/builder/builder.cpp')
| -rw-r--r-- | examples/qt3d/builder/builder.cpp | 192 |
1 files changed, 0 insertions, 192 deletions
diff --git a/examples/qt3d/builder/builder.cpp b/examples/qt3d/builder/builder.cpp deleted file mode 100644 index 3628b4d4..00000000 --- a/examples/qt3d/builder/builder.cpp +++ /dev/null @@ -1,192 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtQuick3D examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** 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 Nokia Corporation and its Subsidiary(-ies) 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 "builder.h" -#include "qglbuilder.h" -#include "qglmaterialcollection.h" -#include "qgltexture2d.h" -#include "qglmaterial.h" -#include "qglscenenode.h" -#include "qgllightmodel.h" - -#include <QtGui/qmatrix4x4.h> - -#include <QtCore/qmath.h> - -BuilderView::BuilderView(QWidget *parent) - : QGLView(parent) - , canScene(new QGLSceneNode(this)) -{ - //! [0] - QGLSceneNode *can = buildGeometry(); - canScene->addNode(can); - { - // rotate the can around so its label shows; and down - // so the base is facing down - QMatrix4x4 mat; - QQuaternion q1 = QQuaternion::fromAxisAndAngle(1.0f, 0.0f, 0.0f, 270.0f); - QQuaternion q2 = QQuaternion::fromAxisAndAngle(0.0f, 1.0f, 0.0f, 100.0f); - mat.rotate(q2 * q1); - can->setLocalTransform(mat); - } - - // display a copy of the can to the left - QGLSceneNode *node = new QGLSceneNode(canScene); - node->addNode(can); - { - QMatrix4x4 mat; - mat.translate(-2.0f, 0.0f, -2.0f); - node->setLocalTransform(mat); - } - - // display a copy of the can to the right - node = new QGLSceneNode(canScene); - node->addNode(can); - { - QMatrix4x4 mat; - mat.translate(2.0f, 0.0f, -2.0f); - node->setLocalTransform(mat); - } - //! [0] - - // rotate the whole scene about x-axis so that - // can tops are visible when scene is first displayed - { - QMatrix4x4 mat; - mat.rotate(1.0f, 0.0f, 0.0f, -30.0f); - canScene->setLocalTransform(mat); - } -} - -BuilderView::~BuilderView() -{ - delete canScene; -} - -void BuilderView::initializeGL(QGLPainter *painter) -{ - QGLLightParameters *light0 = new QGLLightParameters(this); - light0->setAmbientColor(Qt::white); - light0->setDiffuseColor(Qt::white); - light0->setDirection(QVector3D(0.0f, 0.2f, 2.0f)); - painter->setMainLight(light0); - QGLLightModel *model = new QGLLightModel(this); - model->setAmbientSceneColor(Qt::white); - painter->setLightModel(model); -} - -//! [1] -void BuilderView::paintGL(QGLPainter *painter) -{ - canScene->draw(painter); -} -//! [1] - -QGLSceneNode *BuilderView::buildGeometry() -{ - //! [2] - QGLBuilder builder; - QGLSceneNode *root = builder.sceneNode(); - - QGLMaterial *mat = new QGLMaterial; - mat->setAmbientColor(Qt::lightGray); - mat->setDiffuseColor(Qt::lightGray); - QUrl url; - url.setPath(QLatin1String(":/images/qt-soup.png")); - url.setScheme(QLatin1String("file")); - mat->setTextureUrl(url); - int canMat = root->palette()->addMaterial(mat); - root->setMaterialIndex(canMat); - root->setEffect(QGL::LitMaterial); - //! [2] - - // size data for can - const qreal canRadius = 1.0f; - const qreal canHeight = 2.5f; - const int numSlices = 32; - - QGeometryData canRim; - QVector3D canExtrudeVec(0.0f, 0.0f, -canHeight); - - // do the math for the defining points - for (int i = 0; i < numSlices; ++i) - { - qreal angle = (qreal(i) * 2.0 * M_PI) / numSlices; - canRim.appendVertex(QVector3D(canRadius * qCos(angle), - canRadius * qSin(angle), - canHeight / 2.0f)); - } - - //! [3] - // create the flat top lid of the can - builder.newSection(); - builder.currentNode()->setObjectName(QLatin1String("CanTop")); - QGeometryData top; - top.appendVertex(canRim.center()); - top.appendVertexArray(canRim.vertices()); - builder.addTriangulatedFace(top); - - // create the sides of the can - builder.newSection(); - builder.currentNode()->setObjectName(QLatin1String("CanSides")); - builder.currentNode()->setMaterialIndex(canMat); - builder.currentNode()->setEffect(QGL::LitModulateTexture2D); - QGeometryData canTop = canRim; - canTop.detach(); - canTop.appendVertex(canTop.vertex(0)); // doubled vert for texture seam - canTop.generateTextureCoordinates(); // generate x texture coords - QGeometryData canBase = canTop.translated(canExtrudeVec); // base has tex.y == 0 - for (int i = 0; i < canTop.count(); ++i) - canTop.texCoord(i).setY(1.0); // top has tex.y == 1 - builder.addQuadsInterleaved(canTop, canBase); - - // create the flat bottom lid of the can - builder.newSection(); - builder.currentNode()->setObjectName(QLatin1String("CanBottom")); - builder.currentNode()->setEffect(QGL::LitMaterial); - QGeometryData rimReversed = canRim.translated(canExtrudeVec).reversed(); - QGeometryData canBottom; - canBottom.appendVertex(rimReversed.center()); - canBottom.appendVertexArray(rimReversed.vertices()); - builder.addTriangulatedFace(canBottom); - - return builder.finalizedSceneNode(); - //! [3] -} |