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39
40#ifndef QGLXINTEGRATION_H
41#define QGLXINTEGRATION_H
42
43#include "qxcbwindow.h"
44#include "qxcbscreen.h"
45
46#include <qpa/qplatformopenglcontext.h>
47#include <qpa/qplatformoffscreensurface.h>
48#include <QtGui/QSurfaceFormat>
49
50#include <QtCore/QMutex>
51
52#include <GL/glx.h>
53
54QT_BEGIN_NAMESPACE
55
56class QGLXContext : public QPlatformOpenGLContext
57{
58public:
59 QGLXContext(QXcbScreen *screen, const QSurfaceFormat &format, QPlatformOpenGLContext *share,
60 const QVariant &nativeHandle);
61 ~QGLXContext();
62
63 bool makeCurrent(QPlatformSurface *surface) override;
64 void doneCurrent() override;
65 void swapBuffers(QPlatformSurface *surface) override;
66 QFunctionPointer getProcAddress(const char *procName) override;
67
68 QSurfaceFormat format() const override;
69 bool isSharing() const override;
70 bool isValid() const override;
71
72 GLXContext glxContext() const { return m_context; }
73 GLXFBConfig glxConfig() const { return m_config; }
74
75 QVariant nativeHandle() const;
76
77 static bool supportsThreading();
78 static void queryDummyContext();
79
80private:
81 void init(QXcbScreen *screen, QPlatformOpenGLContext *share);
82 void init(QXcbScreen *screen, QPlatformOpenGLContext *share, const QVariant &nativeHandle);
83
84 Display *m_display;
85 GLXFBConfig m_config;
86 GLXContext m_context;
87 GLXContext m_shareContext;
88 QSurfaceFormat m_format;
89 bool m_isPBufferCurrent;
90 bool m_ownsContext;
91 GLenum (APIENTRY * m_getGraphicsResetStatus)();
92 bool m_lost;
93 static bool m_queriedDummyContext;
94 static bool m_supportsThreading;
95};
96
97
98class QGLXPbuffer : public QPlatformOffscreenSurface
99{
100public:
101 explicit QGLXPbuffer(QOffscreenSurface *offscreenSurface);
102 ~QGLXPbuffer();
103
104 QSurfaceFormat format() const override { return m_format; }
105 bool isValid() const override { return m_pbuffer != 0; }
106
107 GLXPbuffer pbuffer() const { return m_pbuffer; }
108
109private:
110 QXcbScreen *m_screen;
111 QSurfaceFormat m_format;
112 Display *m_display;
113 GLXPbuffer m_pbuffer;
114};
115
116QT_END_NAMESPACE
117
118#endif
119

source code of qtbase/src/plugins/platforms/xcb/gl_integrations/xcb_glx/qglxintegration.h