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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef RENDERWINDOW_H
#define RENDERWINDOW_H
#include <QWindow>
#include <QOpenGLVertexArrayObject>
#include <QOpenGLBuffer>
QT_FORWARD_DECLARE_CLASS(QOpenGLContext)
QT_FORWARD_DECLARE_CLASS(QOpenGLShaderProgram)
class RenderWindow : public QWindow
{
Q_OBJECT
public:
RenderWindow(const QSurfaceFormat &format);
QOpenGLContext *context() { return m_context; }
void exposeEvent(QExposeEvent *) override;
void setForceGLSL110(bool enable) { m_forceGLSL110 = enable; }
signals:
void ready();
void error(const QString &msg);
protected:
bool event(QEvent *ev) override;
private slots:
void render();
private:
void init();
void setupVertexAttribs();
QOpenGLContext *m_context;
bool m_initialized;
bool m_forceGLSL110;
QOpenGLShaderProgram *m_program;
int m_posAttr, m_colAttr, m_matrixUniform;
QOpenGLVertexArrayObject m_vao;
QOpenGLBuffer m_vbo;
float m_angle;
};
#endif // RENDERWINDOW_H
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