michael@0: //
michael@0: // Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
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: 
michael@0: // Display.h: Defines the egl::Display class, representing the abstract
michael@0: // display on which graphics are drawn. Implements EGLDisplay.
michael@0: // [EGL 1.4] section 2.1.2 page 3.
michael@0: 
michael@0: #ifndef LIBEGL_DISPLAY_H_
michael@0: #define LIBEGL_DISPLAY_H_
michael@0: 
michael@0: #include "common/system.h"
michael@0: 
michael@0: #include <set>
michael@0: #include <vector>
michael@0: 
michael@0: #include "libEGL/Config.h"
michael@0: 
michael@0: namespace gl
michael@0: {
michael@0: class Context;
michael@0: }
michael@0: 
michael@0: namespace egl
michael@0: {
michael@0: class Surface;
michael@0: 
michael@0: class Display
michael@0: {
michael@0:   public:
michael@0:     ~Display();
michael@0: 
michael@0:     bool initialize();
michael@0:     void terminate();
michael@0: 
michael@0:     static egl::Display *getDisplay(EGLNativeDisplayType displayId);
michael@0: 
michael@0:     bool getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig);
michael@0:     bool getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value);
michael@0: 
michael@0:     EGLSurface createWindowSurface(HWND window, EGLConfig config, const EGLint *attribList);
michael@0:     EGLSurface createOffscreenSurface(EGLConfig config, HANDLE shareHandle, const EGLint *attribList);
michael@0:     EGLContext createContext(EGLConfig configHandle, const gl::Context *shareContext, bool notifyResets, bool robustAccess);
michael@0: 
michael@0:     void destroySurface(egl::Surface *surface);
michael@0:     void destroyContext(gl::Context *context);
michael@0: 
michael@0:     bool isInitialized() const;
michael@0:     bool isValidConfig(EGLConfig config);
michael@0:     bool isValidContext(gl::Context *context);
michael@0:     bool isValidSurface(egl::Surface *surface);
michael@0:     bool hasExistingWindowSurface(HWND window);
michael@0: 
michael@0:     rx::Renderer *getRenderer() { return mRenderer; };
michael@0: 
michael@0:     // exported methods must be virtual
michael@0:     virtual void notifyDeviceLost();
michael@0:     virtual void recreateSwapChains();
michael@0: 
michael@0:     const char *getExtensionString() const;
michael@0:     const char *getVendorString() const;
michael@0: 
michael@0:   private:
michael@0:     DISALLOW_COPY_AND_ASSIGN(Display);
michael@0: 
michael@0:     Display(EGLNativeDisplayType displayId, HDC deviceContext);
michael@0: 
michael@0:     bool restoreLostDevice();
michael@0: 
michael@0:     EGLNativeDisplayType mDisplayId;
michael@0:     const HDC mDc;
michael@0: 
michael@0:     bool mSoftwareDevice;
michael@0:     
michael@0:     typedef std::set<Surface*> SurfaceSet;
michael@0:     SurfaceSet mSurfaceSet;
michael@0: 
michael@0:     ConfigSet mConfigSet;
michael@0: 
michael@0:     typedef std::set<gl::Context*> ContextSet;
michael@0:     ContextSet mContextSet;
michael@0: 
michael@0:     rx::Renderer *mRenderer;
michael@0: 
michael@0:     void initExtensionString();
michael@0:     void initVendorString();
michael@0:     std::string mExtensionString;
michael@0:     std::string mVendorString;
michael@0: };
michael@0: }
michael@0: 
michael@0: #endif   // LIBEGL_DISPLAY_H_