kc3-lang/angle/src/common/win32/NativeWindow.cpp

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• Hash : eeb1f537
  Author :
  Date : 2014-09-23T10:25:02
  

  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>
  

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• src/common/win32/NativeWindow.cpp

• //
  // 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.cpp: Handler for managing HWND native window types.
  
  #include "common/NativeWindow.h"
  #include "common/debug.h"
  
  bool isValidEGLNativeWindowType(EGLNativeWindowType window)
  {
      return (IsWindow(window) == TRUE);
  }
  
  namespace rx
  {
  NativeWindow::NativeWindow(EGLNativeWindowType window) : mWindow(window)
  {
  }
  
  HRESULT NativeWindow::createSwapChain(ID3D11Device* device, DXGIFactory* factory,
                                        DXGI_FORMAT format, unsigned int width, unsigned int height,
                                        DXGISwapChain** swapChain)
  {
      if (device == NULL || factory == NULL || swapChain == NULL || width == 0 || height == 0)
      {
          return E_INVALIDARG;
      }
  
      DXGI_SWAP_CHAIN_DESC swapChainDesc = { 0 };
      swapChainDesc.BufferCount = 1;
      swapChainDesc.BufferDesc.Format = format;
      swapChainDesc.BufferDesc.Width = width;
      swapChainDesc.BufferDesc.Height = height;
      swapChainDesc.BufferDesc.Scaling = DXGI_MODE_SCALING_UNSPECIFIED;
      swapChainDesc.BufferDesc.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
      swapChainDesc.BufferDesc.RefreshRate.Numerator = 0;
      swapChainDesc.BufferDesc.RefreshRate.Denominator = 1;
      swapChainDesc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT | DXGI_USAGE_BACK_BUFFER;
      swapChainDesc.Flags = 0;
      swapChainDesc.OutputWindow = mWindow;
      swapChainDesc.SampleDesc.Count = 1;
      swapChainDesc.SampleDesc.Quality = 0;
      swapChainDesc.Windowed = TRUE;
      swapChainDesc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
  
      return factory->CreateSwapChain(device, &swapChainDesc, swapChain);
  }
  };

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