mirror of https://github.com/qt/qtbase.git
88 lines
2.8 KiB
C
88 lines
2.8 KiB
C
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/****************************************************************************
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**
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** Copyright (C) 2015 The Qt Company Ltd.
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** Contact: http://www.qt.io/licensing/
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of The Qt Company Ltd nor the names of its
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** contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef GLWIDGET_H
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#define GLWIDGET_H
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#include <QOpenGLWidget>
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#include <QMatrix4x4>
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#include <QVector3D>
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#include "../hellogl2/logo.h"
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class QOpenGLTexture;
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class QOpenGLShaderProgram;
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class QOpenGLBuffer;
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class QOpenGLVertexArrayObject;
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class GLWidget : public QOpenGLWidget
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{
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Q_OBJECT
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Q_PROPERTY(float z READ z WRITE setZ)
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public:
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GLWidget();
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~GLWidget();
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void initializeGL();
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void resizeGL(int w, int h);
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void paintGL();
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float z() const { return m_eye.z(); }
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void setZ(float v);
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private:
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QOpenGLTexture *m_texture;
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QOpenGLShaderProgram *m_program;
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QOpenGLBuffer *m_vbo;
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QOpenGLVertexArrayObject *m_vao;
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Logo m_logo;
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int m_projMatrixLoc;
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int m_camMatrixLoc;
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int m_worldMatrixLoc;
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int m_lightPosLoc;
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QMatrix4x4 m_proj;
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QMatrix4x4 m_world;
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QVector3D m_eye;
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QVector3D m_target;
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bool m_uniformsDirty;
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};
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#endif
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