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