qt5base-lts/examples/opengl/hellowindow/hellowindow.h
Lucie Gérard 05fc3aef53 Use SPDX license identifiers
Replace the current license disclaimer in files by
a SPDX-License-Identifier.
Files that have to be modified by hand are modified.
License files are organized under LICENSES directory.

Task-number: QTBUG-67283
Change-Id: Id880c92784c40f3bbde861c0d93f58151c18b9f1
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>
Reviewed-by: Jörg Bornemann <joerg.bornemann@qt.io>
2022-05-16 16:37:38 +02:00

73 lines
1.7 KiB
C++

// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#include <QWindow>
#include <QColor>
#include <QMutex>
#include <QOpenGLShaderProgram>
#include <QOpenGLBuffer>
#include <QSharedPointer>
#include <QTimer>
class HelloWindow;
class Renderer : public QObject
{
Q_OBJECT
public:
explicit Renderer(const QSurfaceFormat &format, Renderer *share = nullptr,
QScreen *screen = nullptr);
QSurfaceFormat format() const { return m_format; }
public slots:
void render(HelloWindow *surface, qreal angle, const QColor &color);
signals:
void requestUpdate();
private:
void initialize();
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);
QList<QVector3D> vertices;
QList<QVector3D> normals;
int vertexAttr;
int normalAttr;
int matrixUniform;
int colorUniform;
bool m_initialized;
QSurfaceFormat m_format;
QOpenGLContext *m_context;
QOpenGLShaderProgram *m_program;
QOpenGLBuffer m_vbo;
QColor m_backgroundColor;
};
class HelloWindow : public QWindow
{
public:
explicit HelloWindow(const QSharedPointer<Renderer> &renderer, QScreen *screen = nullptr);
QColor color() const;
void updateColor();
protected:
bool event(QEvent *ev) override;
void exposeEvent(QExposeEvent *event) override;
void mousePressEvent(QMouseEvent *) override;
void render();
private:
int m_colorIndex;
QColor m_color;
const QSharedPointer<Renderer> m_renderer;
};