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| |
| #ifndef QEGLPLATFORMCONTEXT_H |
| #define QEGLPLATFORMCONTEXT_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtCore/qtextstream.h> |
| #include <qpa/qplatformwindow.h> |
| #include <qpa/qplatformopenglcontext.h> |
| #include <QtCore/QVariant> |
| #include <QtEglSupport/private/qt_egl_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QEGLPlatformContext : public QPlatformOpenGLContext |
| { |
| public: |
| enum Flag { |
| NoSurfaceless = 0x01 |
| }; |
| Q_DECLARE_FLAGS(Flags, Flag) |
| |
| QEGLPlatformContext(const QSurfaceFormat &format, QPlatformOpenGLContext *share, EGLDisplay display, |
| EGLConfig *config = nullptr, const QVariant &nativeHandle = QVariant(), |
| Flags flags = { }); |
| ~QEGLPlatformContext(); |
| |
| void initialize() override; |
| bool makeCurrent(QPlatformSurface *surface) override; |
| void doneCurrent() override; |
| void swapBuffers(QPlatformSurface *surface) override; |
| QFunctionPointer getProcAddress(const char *procName) override; |
| |
| QSurfaceFormat format() const override; |
| bool isSharing() const override { return m_shareContext != EGL_NO_CONTEXT; } |
| bool isValid() const override { return m_eglContext != EGL_NO_CONTEXT; } |
| |
| EGLContext eglContext() const; |
| EGLDisplay eglDisplay() const; |
| EGLConfig eglConfig() const; |
| |
| protected: |
| virtual EGLSurface eglSurfaceForPlatformSurface(QPlatformSurface *surface) = 0; |
| virtual EGLSurface createTemporaryOffscreenSurface(); |
| virtual void destroyTemporaryOffscreenSurface(EGLSurface surface); |
| virtual void runGLChecks(); |
| |
| private: |
| void init(const QSurfaceFormat &format, QPlatformOpenGLContext *share); |
| void adopt(const QVariant &nativeHandle, QPlatformOpenGLContext *share); |
| void updateFormatFromGL(); |
| |
| EGLContext m_eglContext; |
| EGLContext m_shareContext; |
| EGLDisplay m_eglDisplay; |
| EGLConfig m_eglConfig; |
| QSurfaceFormat m_format; |
| EGLenum m_api; |
| int m_swapInterval; |
| bool m_swapIntervalEnvChecked; |
| int m_swapIntervalFromEnv; |
| Flags m_flags; |
| bool m_ownsContext; |
| QVector<EGLint> m_contextAttrs; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QEGLPlatformContext::Flags) |
| |
| QT_END_NAMESPACE |
| |
| #endif //QEGLPLATFORMCONTEXT_H |