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#include <QWindow>
#include <QtGui/qopengl.h>
#include <QtGui/qopenglshaderprogram.h>
#include <QColor>
#include <QTime>
class QOpenGLContext;
class Renderer : public QObject
{
Q_OBJECT
public:
Renderer(const QSurfaceFormat &format, Renderer *share = 0);
QSurfaceFormat format() const { return m_format; }
public slots:
void render(QSurface *surface, const QColor &color, const QSize &viewSize);
private:
void initialize();
qreal m_fAngle;
bool m_showBubbles;
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;
int vertexAttr;
int normalAttr;
int matrixUniform;
int colorUniform;
bool m_initialized;
QSurfaceFormat m_format;
QOpenGLContext *m_context;
QOpenGLShaderProgram *m_program;
};
class HelloWindow : public QWindow
{
Q_OBJECT
public:
HelloWindow(Renderer *renderer);
void updateColor();
signals:
void needRender(QSurface *surface, const QColor &color, const QSize &viewSize);
private slots:
void render();
private:
void mousePressEvent(QMouseEvent *);
int m_colorIndex;
QColor m_color;
Renderer *m_renderer;
};
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