| /* |
| * Copyright (C) 2012 Igalia S.L. |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free |
| * Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| * Boston, MA 02110-1301 USA |
| */ |
| |
| #pragma once |
| |
| #if USE(EGL) |
| |
| #include "GLContext.h" |
| |
| #if PLATFORM(X11) |
| #include "XUniqueResource.h" |
| #endif |
| |
| #if PLATFORM(WAYLAND) |
| #include "WlUniquePtr.h" |
| struct wl_egl_window; |
| #endif |
| |
| #if USE(WPE_RENDERER) |
| struct wpe_renderer_backend_egl_offscreen_target; |
| #endif |
| |
| typedef void *EGLConfig; |
| typedef void *EGLContext; |
| typedef void *EGLDisplay; |
| typedef void *EGLSurface; |
| |
| namespace WebCore { |
| |
| class GLContextEGL final : public GLContext { |
| WTF_MAKE_NONCOPYABLE(GLContextEGL); |
| public: |
| static std::unique_ptr<GLContextEGL> createContext(GLNativeWindowType, PlatformDisplay&); |
| static std::unique_ptr<GLContextEGL> createSharingContext(PlatformDisplay&); |
| |
| static const char* errorString(int statusCode); |
| static const char* lastErrorString(); |
| |
| virtual ~GLContextEGL(); |
| |
| private: |
| static EGLContext createContextForEGLVersion(PlatformDisplay&, EGLConfig, EGLContext); |
| |
| bool makeContextCurrent() override; |
| void swapBuffers() override; |
| void waitNative() override; |
| bool canRenderToDefaultFramebuffer() override; |
| IntSize defaultFrameBufferSize() override; |
| void swapInterval(int) override; |
| #if USE(CAIRO) |
| cairo_device_t* cairoDevice() override; |
| #endif |
| bool isEGLContext() const override { return true; } |
| |
| #if ENABLE(GRAPHICS_CONTEXT_3D) |
| PlatformGraphicsContext3D platformContext() override; |
| #endif |
| |
| enum EGLSurfaceType { PbufferSurface, WindowSurface, PixmapSurface, Surfaceless }; |
| |
| GLContextEGL(PlatformDisplay&, EGLContext, EGLSurface, EGLSurfaceType); |
| #if PLATFORM(X11) |
| GLContextEGL(PlatformDisplay&, EGLContext, EGLSurface, XUniquePixmap&&); |
| #endif |
| #if PLATFORM(WAYLAND) |
| GLContextEGL(PlatformDisplay&, EGLContext, EGLSurface, WlUniquePtr<struct wl_surface>&&, struct wl_egl_window*); |
| void destroyWaylandWindow(); |
| #endif |
| #if USE(WPE_RENDERER) |
| GLContextEGL(PlatformDisplay&, EGLContext, EGLSurface, struct wpe_renderer_backend_egl_offscreen_target*); |
| void destroyWPETarget(); |
| #endif |
| |
| static std::unique_ptr<GLContextEGL> createWindowContext(GLNativeWindowType, PlatformDisplay&, EGLContext sharingContext = nullptr); |
| static std::unique_ptr<GLContextEGL> createPbufferContext(PlatformDisplay&, EGLContext sharingContext = nullptr); |
| static std::unique_ptr<GLContextEGL> createSurfacelessContext(PlatformDisplay&, EGLContext sharingContext = nullptr); |
| #if PLATFORM(X11) |
| static std::unique_ptr<GLContextEGL> createPixmapContext(PlatformDisplay&, EGLContext sharingContext = nullptr); |
| static EGLSurface createWindowSurfaceX11(EGLDisplay, EGLConfig, GLNativeWindowType); |
| #endif |
| #if PLATFORM(WAYLAND) |
| static std::unique_ptr<GLContextEGL> createWaylandContext(PlatformDisplay&, EGLContext sharingContext = nullptr); |
| static EGLSurface createWindowSurfaceWayland(EGLDisplay, EGLConfig, GLNativeWindowType); |
| #endif |
| #if USE(WPE_RENDERER) |
| static std::unique_ptr<GLContextEGL> createWPEContext(PlatformDisplay&, EGLContext sharingContext = nullptr); |
| static EGLSurface createWindowSurfaceWPE(EGLDisplay, EGLConfig, GLNativeWindowType); |
| #endif |
| |
| static bool getEGLConfig(EGLDisplay, EGLConfig*, EGLSurfaceType); |
| |
| EGLContext m_context { nullptr }; |
| EGLSurface m_surface { nullptr }; |
| EGLSurfaceType m_type; |
| #if PLATFORM(X11) |
| XUniquePixmap m_pixmap; |
| #endif |
| #if PLATFORM(WAYLAND) |
| WlUniquePtr<struct wl_surface> m_wlSurface; |
| struct wl_egl_window* m_wlWindow { nullptr }; |
| #endif |
| #if USE(WPE_RENDERER) |
| struct wpe_renderer_backend_egl_offscreen_target* m_wpeTarget { nullptr }; |
| #endif |
| #if USE(CAIRO) |
| cairo_device_t* m_cairoDevice { nullptr }; |
| #endif |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // USE(EGL) |