kc3-lang/angle/src/libANGLE/Display.h

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• Author : Geoff Lang
  Date : 2014-12-11 11:37:35
  Hash : 40856813
  Message : Add EGL extensions structs. BUG=angle:658 Change-Id: Iffb26caf16416313abc114ba779e6311f2c00848 Reviewed-on: https://chromium-review.googlesource.com/234760 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Brandon Jones <bajones@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• src/libANGLE/Display.h

• //
  // Copyright (c) 2002-2013 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  // Display.h: Defines the egl::Display class, representing the abstract
  // display on which graphics are drawn. Implements EGLDisplay.
  // [EGL 1.4] section 2.1.2 page 3.
  
  #ifndef LIBANGLE_DISPLAY_H_
  #define LIBANGLE_DISPLAY_H_
  
  #include <set>
  #include <vector>
  
  #include "libANGLE/Error.h"
  #include "libANGLE/Config.h"
  #include "libANGLE/AttributeMap.h"
  
  namespace gl
  {
  class Context;
  }
  
  namespace rx
  {
  class DisplayImpl;
  }
  
  namespace egl
  {
  class Surface;
  
  class Display final
  {
    public:
      ~Display();
  
      Error initialize();
      void terminate();
  
      static egl::Display *getDisplay(EGLNativeDisplayType displayId, const AttributeMap &attribMap);
  
      static const ClientExtensions &getClientExtensions();
      static const std::string &getClientExtensionString();
  
      bool getConfigs(EGLConfig *configs, const EGLint *attribList, EGLint configSize, EGLint *numConfig);
      bool getConfigAttrib(EGLConfig config, EGLint attribute, EGLint *value);
  
      Error createWindowSurface(EGLNativeWindowType window, EGLConfig config, const EGLint *attribList, EGLSurface *outSurface);
      Error createOffscreenSurface(EGLConfig config, EGLClientBuffer shareHandle, const EGLint *attribList, EGLSurface *outSurface);
      Error createContext(EGLConfig configHandle, EGLint clientVersion, const gl::Context *shareContext, bool notifyResets,
                          bool robustAccess, EGLContext *outContext);
  
      void destroySurface(egl::Surface *surface);
      void destroyContext(gl::Context *context);
  
      bool isInitialized() const;
      bool isValidConfig(EGLConfig config);
      bool isValidContext(gl::Context *context);
      bool isValidSurface(egl::Surface *surface);
      bool hasExistingWindowSurface(EGLNativeWindowType window);
      bool isValidNativeWindow(EGLNativeWindowType window) const;
      bool isValidNativeDisplay(EGLNativeDisplayType display) const;
  
      rx::Renderer *getRenderer() { return mRenderer; };
  
      void notifyDeviceLost();
  
      const DisplayExtensions &getExtensions() const;
      const std::string &getExtensionString() const;
      const std::string &getVendorString() const;
  
    private:
      DISALLOW_COPY_AND_ASSIGN(Display);
  
      Display(EGLNativeDisplayType displayId);
  
      void setAttributes(const AttributeMap &attribMap);
  
      Error restoreLostDevice();
  
      void initDisplayExtensions();
      void initVendorString();
  
      rx::DisplayImpl *mImplementation;
  
      EGLNativeDisplayType mDisplayId;
      AttributeMap mAttributeMap;
  
      ConfigSet mConfigSet;
  
      typedef std::set<gl::Context*> ContextSet;
      ContextSet mContextSet;
  
      rx::Renderer *mRenderer;
  
      DisplayExtensions mDisplayExtensions;
      std::string mDisplayExtensionString;
  
      std::string mVendorString;
  };
  
  }
  
  #endif   // LIBANGLE_DISPLAY_H_