40a54bf565
Examples should demonstrate best practice, and we can use the keyword directly nowadays. Change-Id: I1f122e5caceca17290757ffbaf3d660e7daa9ae4 Reviewed-by: Topi Reiniö <topi.reinio@theqtcompany.com>
115 lines
3.8 KiB
C++
115 lines
3.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2016 The Qt Company Ltd.
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** Contact: https://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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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and The Qt Company. For licensing terms
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** and conditions see https://www.qt.io/terms-conditions. For further
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** information use the contact form at https://www.qt.io/contact-us.
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**
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** BSD License Usage
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** Alternatively, you may use this file under the terms of the BSD license
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** 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 <QOpenGLFunctions>
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#include <QOpenGLVertexArrayObject>
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#include <QOpenGLBuffer>
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#include <QMatrix4x4>
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#include "logo.h"
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QT_FORWARD_DECLARE_CLASS(QOpenGLShaderProgram)
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class GLWidget : public QOpenGLWidget, protected QOpenGLFunctions
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{
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Q_OBJECT
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public:
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GLWidget(QWidget *parent = 0);
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~GLWidget();
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QSize minimumSizeHint() const override;
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QSize sizeHint() const override;
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public slots:
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void setXRotation(int angle);
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void setYRotation(int angle);
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void setZRotation(int angle);
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void cleanup();
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signals:
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void xRotationChanged(int angle);
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void yRotationChanged(int angle);
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void zRotationChanged(int angle);
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protected:
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void initializeGL() override;
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void paintGL() override;
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void resizeGL(int width, int height) override;
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void mousePressEvent(QMouseEvent *event) override;
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void mouseMoveEvent(QMouseEvent *event) override;
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private:
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void setupVertexAttribs();
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bool m_core;
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int m_xRot;
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int m_yRot;
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int m_zRot;
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QPoint m_lastPos;
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Logo m_logo;
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QOpenGLVertexArrayObject m_vao;
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QOpenGLBuffer m_logoVbo;
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QOpenGLShaderProgram *m_program;
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int m_projMatrixLoc;
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int m_mvMatrixLoc;
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int m_normalMatrixLoc;
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int m_lightPosLoc;
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QMatrix4x4 m_proj;
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QMatrix4x4 m_camera;
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QMatrix4x4 m_world;
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bool m_transparent;
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};
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#endif
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