kc3-lang/angle/src/libGLESv2/renderer/SwapChain.h

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• Author : Cooper Partin
  Date : 2014-09-23 10:25:02
  Hash : eeb1f537
  Message : Added SurfaceHost to enable additional hosts and abstract access for EGLNativeWindowType. Change-Id: I590b52925c6b9127d08eaf0e5ba2a0bde30505c3 Reviewed-on: https://chromium-review.googlesource.com/219488 Reviewed-by: Geoff Lang <geofflang@chromium.org> Tested-by: Geoff Lang <geofflang@chromium.org>

• src/libGLESv2/renderer/SwapChain.h

• //
  // Copyright (c) 2012 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.
  //
  
  // SwapChain.h: Defines a back-end specific class that hides the details of the
  // implementation-specific swapchain.
  
  #ifndef LIBGLESV2_RENDERER_SWAPCHAIN_H_
  #define LIBGLESV2_RENDERER_SWAPCHAIN_H_
  
  #include "common/angleutils.h"
  #include "common/NativeWindow.h"
  #include "common/platform.h"
  
  #include <GLES2/gl2.h>
  #include <EGL/egl.h>
  
  #if !defined(ANGLE_FORCE_VSYNC_OFF)
  #define ANGLE_FORCE_VSYNC_OFF 0
  #endif
  
  namespace rx
  {
  
  class SwapChain
  {
    public:
      SwapChain(rx::NativeWindow nativeWindow, HANDLE shareHandle, GLenum backBufferFormat, GLenum depthBufferFormat)
          : mNativeWindow(nativeWindow), mShareHandle(shareHandle), mBackBufferFormat(backBufferFormat), mDepthBufferFormat(depthBufferFormat)
      {
      }
  
      virtual ~SwapChain() {};
  
      virtual EGLint resize(EGLint backbufferWidth, EGLint backbufferSize) = 0;
      virtual EGLint reset(EGLint backbufferWidth, EGLint backbufferHeight, EGLint swapInterval) = 0;
      virtual EGLint swapRect(EGLint x, EGLint y, EGLint width, EGLint height) = 0;
      virtual void recreate() = 0;
  
      virtual HANDLE getShareHandle() {return mShareHandle;};
  
    protected:
      rx::NativeWindow mNativeWindow;  // Handler for the Window that the surface is created for.
      const GLenum mBackBufferFormat;
      const GLenum mDepthBufferFormat;
  
      HANDLE mShareHandle;
  };
  
  }
  #endif // LIBGLESV2_RENDERER_SWAPCHAIN_H_