| 1 | // Copyright (C) 2016 The Qt Company Ltd. |
|---|---|
| 2 | // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only |
| 3 | |
| 4 | #pragma once |
| 5 | |
| 6 | #include "qxcbwindow.h" |
| 7 | #include "qxcbscreen.h" |
| 8 | |
| 9 | #include <qpa/qplatformopenglcontext.h> |
| 10 | #include <qpa/qplatformoffscreensurface.h> |
| 11 | #include <QtGui/QSurfaceFormat> |
| 12 | |
| 13 | #include <QtCore/QMutex> |
| 14 | |
| 15 | #include <GL/glx.h> |
| 16 | |
| 17 | QT_BEGIN_NAMESPACE |
| 18 | |
| 19 | class QGLXContext : public QPlatformOpenGLContext, |
| 20 | public QNativeInterface::QGLXContext |
| 21 | { |
| 22 | public: |
| 23 | QGLXContext(Display *display, QXcbScreen *screen, const QSurfaceFormat &format, QPlatformOpenGLContext *share); |
| 24 | QGLXContext(Display *display, GLXContext context, void *visualInfo, QPlatformOpenGLContext *share); |
| 25 | ~QGLXContext(); |
| 26 | |
| 27 | bool makeCurrent(QPlatformSurface *surface) override; |
| 28 | void doneCurrent() override; |
| 29 | void swapBuffers(QPlatformSurface *surface) override; |
| 30 | QFunctionPointer getProcAddress(const char *procName) override; |
| 31 | |
| 32 | QSurfaceFormat format() const override; |
| 33 | bool isSharing() const override; |
| 34 | bool isValid() const override; |
| 35 | |
| 36 | GLXContext nativeContext() const override { return glxContext(); } |
| 37 | |
| 38 | GLXContext glxContext() const { return m_context; } |
| 39 | GLXFBConfig glxConfig() const { return m_config; } |
| 40 | |
| 41 | static bool supportsThreading(); |
| 42 | static void queryDummyContext(); |
| 43 | |
| 44 | private: |
| 45 | Display *m_display = nullptr; |
| 46 | GLXFBConfig m_config = nullptr; |
| 47 | GLXContext m_context = nullptr; |
| 48 | GLXContext m_shareContext = nullptr; |
| 49 | QSurfaceFormat m_format; |
| 50 | bool m_isPBufferCurrent = false; |
| 51 | bool m_ownsContext = false; |
| 52 | GLenum (APIENTRY * m_getGraphicsResetStatus)() = nullptr; |
| 53 | bool m_lost = false; |
| 54 | static bool m_queriedDummyContext; |
| 55 | static bool m_supportsThreading; |
| 56 | }; |
| 57 | |
| 58 | |
| 59 | class QGLXPbuffer : public QPlatformOffscreenSurface |
| 60 | { |
| 61 | public: |
| 62 | explicit QGLXPbuffer(QOffscreenSurface *offscreenSurface); |
| 63 | ~QGLXPbuffer(); |
| 64 | |
| 65 | QSurfaceFormat format() const override { return m_format; } |
| 66 | bool isValid() const override { return m_pbuffer != 0; } |
| 67 | |
| 68 | GLXPbuffer pbuffer() const { return m_pbuffer; } |
| 69 | |
| 70 | private: |
| 71 | QXcbScreen *m_screen; |
| 72 | QSurfaceFormat m_format; |
| 73 | Display *m_display; |
| 74 | GLXPbuffer m_pbuffer; |
| 75 | }; |
| 76 | |
| 77 | QT_END_NAMESPACE |
| 78 |