kc3-lang/angle/src/common/NativeWindow.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/common/NativeWindow.h

• //
  // Copyright (c) 2002-2014 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.
  //
  
  // NativeWindow.h: Defines NativeWindow, a class for managing and
  // performing operations on an EGLNativeWindowType.
  // It is used for HWND (Desktop Windows) and IInspectable objects
  //(Windows Store Applications).
  
  #ifndef COMMON_NATIVEWINDOW_H_
  #define COMMON_NATIVEWINDOW_H_
  
  #include <EGL/eglplatform.h>
  #include "common/debug.h"
  #include "common/platform.h"
  
  // DXGISwapChain and DXGIFactory are typedef'd to specific required
  // types. The HWND NativeWindow implementation requires IDXGISwapChain
  // and IDXGIFactory and the Windows Store NativeWindow
  // implementation requires IDXGISwapChain1 and IDXGIFactory2.
  typedef IDXGISwapChain DXGISwapChain;
  typedef IDXGIFactory DXGIFactory;
  
  namespace rx
  {
  class NativeWindow
  {
    public:
      explicit NativeWindow(EGLNativeWindowType window);
  
      // The HWND NativeWindow implementation can benefit
      // by having inline versions of these methods to
      // reduce the calling overhead.
      inline bool initialize() { return true; }
      inline bool getClientRect(LPRECT rect) { return GetClientRect(mWindow, rect) == TRUE; }
      inline bool isIconic() { return IsIconic(mWindow) == TRUE; }
  
      HRESULT createSwapChain(ID3D11Device* device, DXGIFactory* factory,
                              DXGI_FORMAT format, UINT width, UINT height,
                              DXGISwapChain** swapChain);
  
      inline EGLNativeWindowType getNativeWindow() const { return mWindow; }
  
    private:
      EGLNativeWindowType mWindow;
  };
  }
  
  bool isValidEGLNativeWindowType(EGLNativeWindowType window);
  
  #endif // COMMON_NATIVEWINDOW_H_