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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the 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."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef GLWIDGET_H
+#define GLWIDGET_H
+
+#include <QGLWidget>
+#include <QtGui/qvector3d.h>
+#include <QtGui/qmatrix4x4.h>
+#include <QtOpenGL/qglshaderprogram.h>
+#include <QTime>
+#include <QVector>
+
+class Bubble;
+class GLWidget : public QGLWidget {
+
+ Q_OBJECT
+public:
+ GLWidget(QWidget *parent = 0);
+ ~GLWidget();
+public slots:
+ void setScaling(int scale);
+ void setLogo();
+ void setTexture();
+ void showBubbles(bool);
+protected:
+ void paintGL ();
+ void initializeGL ();
+private:
+ GLuint m_uiTexture;
+ qreal m_fAngle;
+ qreal m_fScale;
+ bool m_showBubbles;
+ void paintTexturedCube();
+ void paintQtLogo();
+ void createGeometry();
+ void createBubbles(int number);
+ void quad(qreal x1, qreal y1, qreal x2, qreal y2, qreal x3, qreal y3, qreal x4, qreal y4);
+ void extrude(qreal x1, qreal y1, qreal x2, qreal y2);
+ QVector<QVector3D> vertices;
+ QVector<QVector3D> normals;
+ bool qtLogo;
+ QList<Bubble*> bubbles;
+ int frames;
+ QTime time;
+ QGLShaderProgram program1;
+ QGLShaderProgram program2;
+ int vertexAttr1;
+ int normalAttr1;
+ int matrixUniform1;
+ int vertexAttr2;
+ int normalAttr2;
+ int texCoordAttr2;
+ int matrixUniform2;
+ int textureUniform2;
+};
+#endif