michael@0: 
michael@0: /*
michael@0:  * Copyright 2011 Google Inc.
michael@0:  *
michael@0:  * Use of this source code is governed by a BSD-style license that can be
michael@0:  * found in the LICENSE file.
michael@0:  */
michael@0: #ifndef SkNativeGLContext_DEFINED
michael@0: #define SkNativeGLContext_DEFINED
michael@0: 
michael@0: #include "SkGLContextHelper.h"
michael@0: 
michael@0: #if defined(SK_BUILD_FOR_MAC)
michael@0:     #include <OpenGL/OpenGL.h>
michael@0: #elif defined(SK_BUILD_FOR_ANDROID) || defined(SK_BUILD_FOR_NACL)
michael@0:     #include <GLES2/gl2.h>
michael@0:     #include <EGL/egl.h>
michael@0: #elif defined(SK_BUILD_FOR_UNIX)
michael@0:     #include <X11/Xlib.h>
michael@0:     #include <GL/glx.h>
michael@0: #elif defined(SK_BUILD_FOR_WIN32)
michael@0:     #include <windows.h>
michael@0:     #include <GL/GL.h>
michael@0: #endif
michael@0: 
michael@0: class SkNativeGLContext : public SkGLContextHelper {
michael@0: public:
michael@0:     SkNativeGLContext();
michael@0: 
michael@0:     virtual ~SkNativeGLContext();
michael@0: 
michael@0:     virtual void makeCurrent() const SK_OVERRIDE;
michael@0:     virtual void swapBuffers() const SK_OVERRIDE;
michael@0: 
michael@0:     class AutoContextRestore {
michael@0:     public:
michael@0:         AutoContextRestore();
michael@0:         ~AutoContextRestore();
michael@0: 
michael@0:     private:
michael@0:     #if defined(SK_BUILD_FOR_MAC)
michael@0:         CGLContextObj fOldCGLContext;
michael@0:     #elif defined(SK_BUILD_FOR_ANDROID) || defined(SK_BUILD_FOR_NACL)
michael@0:         EGLContext fOldEGLContext;
michael@0:         EGLDisplay fOldDisplay;
michael@0:         EGLSurface fOldSurface;
michael@0:     #elif defined(SK_BUILD_FOR_UNIX)
michael@0:         GLXContext fOldGLXContext;
michael@0:         Display* fOldDisplay;
michael@0:         GLXDrawable fOldDrawable;
michael@0:     #elif defined(SK_BUILD_FOR_WIN32)
michael@0:         HDC fOldHDC;
michael@0:         HGLRC fOldHGLRC;
michael@0: 
michael@0:     #elif defined(SK_BUILD_FOR_IOS)
michael@0:         void* fEAGLContext;
michael@0:     #endif
michael@0:     };
michael@0: 
michael@0: protected:
michael@0:     virtual const GrGLInterface* createGLContext() SK_OVERRIDE;
michael@0:     virtual void destroyGLContext() SK_OVERRIDE;
michael@0: 
michael@0: private:
michael@0: #if defined(SK_BUILD_FOR_MAC)
michael@0:     CGLContextObj fContext;
michael@0: #elif defined(SK_BUILD_FOR_ANDROID) || defined(SK_BUILD_FOR_NACL)
michael@0:     EGLContext fContext;
michael@0:     EGLDisplay fDisplay;
michael@0:     EGLSurface fSurface;
michael@0: #elif defined(SK_BUILD_FOR_UNIX)
michael@0:     GLXContext fContext;
michael@0:     Display* fDisplay;
michael@0:     Pixmap fPixmap;
michael@0:     GLXPixmap fGlxPixmap;
michael@0: #elif defined(SK_BUILD_FOR_WIN32)
michael@0:     HWND fWindow;
michael@0:     HDC fDeviceContext;
michael@0:     HGLRC fGlRenderContext;
michael@0:     static ATOM gWC;
michael@0: #elif defined(SK_BUILD_FOR_IOS)
michael@0:     void* fEAGLContext;
michael@0: #endif
michael@0: };
michael@0: 
michael@0: #endif