kc3-lang/angle/src/libGLESv2/renderer/d3d/d3d11/renderer11_utils.h

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• Hash : c0b9ef4b
  Author :
  Date : 2014-07-02T10:02:37
  

  Split Caps into Caps, Extensions and TextureFormatCaps.
  
  Context now holds it's own Caps, Extensions and TextureFormat caps so that it
  can modify them based on client version or work-arounds.
  
  BUG=angle:658
  
  Change-Id: Id71b6c89b7aa36e1f3dc42b0e4720eaed1851fb9
  Reviewed-on: https://chromium-review.googlesource.com/206480
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Tested-by: Geoff Lang <geofflang@chromium.org>
  

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• src/libGLESv2/renderer/d3d/d3d11/renderer11_utils.h

• //
  // Copyright (c) 2012-2014 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.
  //
  
  // renderer11_utils.h: Conversion functions and other utility routines
  // specific to the D3D11 renderer.
  
  #ifndef LIBGLESV2_RENDERER_RENDERER11_UTILS_H
  #define LIBGLESV2_RENDERER_RENDERER11_UTILS_H
  
  #include "libGLESv2/angletypes.h"
  #include "libGLESv2/Caps.h"
  
  namespace rx
  {
  
  namespace gl_d3d11
  {
  
  D3D11_BLEND ConvertBlendFunc(GLenum glBlend, bool isAlpha);
  D3D11_BLEND_OP ConvertBlendOp(GLenum glBlendOp);
  UINT8 ConvertColorMask(bool maskRed, bool maskGreen, bool maskBlue, bool maskAlpha);
  
  D3D11_CULL_MODE ConvertCullMode(bool cullEnabled, GLenum cullMode);
  
  D3D11_COMPARISON_FUNC ConvertComparison(GLenum comparison);
  D3D11_DEPTH_WRITE_MASK ConvertDepthMask(bool depthWriteEnabled);
  UINT8 ConvertStencilMask(GLuint stencilmask);
  D3D11_STENCIL_OP ConvertStencilOp(GLenum stencilOp);
  
  D3D11_FILTER ConvertFilter(GLenum minFilter, GLenum magFilter, float maxAnisotropy, GLenum comparisonMode);
  D3D11_TEXTURE_ADDRESS_MODE ConvertTextureWrap(GLenum wrap);
  
  D3D11_QUERY ConvertQueryType(GLenum queryType);
  
  }
  
  namespace d3d11_gl
  {
  
  void GenerateCaps(ID3D11Device *device, gl::Caps *caps, gl::TextureCapsMap *textureCapsMap, gl::Extensions *extensions);
  
  }
  
  namespace d3d11
  {
  
  void GenerateInitialTextureData(GLint internalFormat, GLuint width, GLuint height, GLuint depth,
                                  GLuint mipLevels, std::vector<D3D11_SUBRESOURCE_DATA> *outSubresourceData,
                                  std::vector< std::vector<BYTE> > *outData);
  
  struct PositionTexCoordVertex
  {
      float x, y;
      float u, v;
  };
  void SetPositionTexCoordVertex(PositionTexCoordVertex* vertex, float x, float y, float u, float v);
  
  struct PositionLayerTexCoord3DVertex
  {
      float x, y;
      unsigned int l;
      float u, v, s;
  };
  void SetPositionLayerTexCoord3DVertex(PositionLayerTexCoord3DVertex* vertex, float x, float y,
                                        unsigned int layer, float u, float v, float s);
  
  template <typename T>
  struct PositionDepthColorVertex
  {
      float x, y, z;
      T r, g, b, a;
  };
  
  template <typename T>
  void SetPositionDepthColorVertex(PositionDepthColorVertex<T>* vertex, float x, float y, float z,
                                   const gl::Color<T> &color)
  {
      vertex->x = x;
      vertex->y = y;
      vertex->z = z;
      vertex->r = color.red;
      vertex->g = color.green;
      vertex->b = color.blue;
      vertex->a = color.alpha;
  }
  
  HRESULT SetDebugName(ID3D11DeviceChild *resource, const char *name);
  
  template <typename outType>
  outType* DynamicCastComObject(IUnknown* object)
  {
      outType *outObject = NULL;
      HRESULT result = object->QueryInterface(__uuidof(outType), reinterpret_cast<void**>(&outObject));
      if (SUCCEEDED(result))
      {
          return outObject;
      }
      else
      {
          SafeRelease(outObject);
          return NULL;
      }
  }
  
  inline bool isDeviceLostError(HRESULT errorCode)
  {
      switch (errorCode)
      {
        case DXGI_ERROR_DEVICE_HUNG:
        case DXGI_ERROR_DEVICE_REMOVED:
        case DXGI_ERROR_DEVICE_RESET:
        case DXGI_ERROR_DRIVER_INTERNAL_ERROR:
        case DXGI_ERROR_NOT_CURRENTLY_AVAILABLE:
          return true;
        default:
          return false;
      }
  }
  
  template <unsigned int N>
  inline ID3D11VertexShader *CompileVS(ID3D11Device *device, const BYTE (&byteCode)[N], const char *name)
  {
      ID3D11VertexShader *vs = NULL;
      HRESULT result = device->CreateVertexShader(byteCode, N, NULL, &vs);
      UNUSED_ASSERTION_VARIABLE(result);
      ASSERT(SUCCEEDED(result));
      SetDebugName(vs, name);
      return vs;
  }
  
  template <unsigned int N>
  inline ID3D11GeometryShader *CompileGS(ID3D11Device *device, const BYTE (&byteCode)[N], const char *name)
  {
      ID3D11GeometryShader *gs = NULL;
      HRESULT result = device->CreateGeometryShader(byteCode, N, NULL, &gs);
      UNUSED_ASSERTION_VARIABLE(result);
      ASSERT(SUCCEEDED(result));
      SetDebugName(gs, name);
      return gs;
  }
  
  template <unsigned int N>
  inline ID3D11PixelShader *CompilePS(ID3D11Device *device, const BYTE (&byteCode)[N], const char *name)
  {
      ID3D11PixelShader *ps = NULL;
      HRESULT result = device->CreatePixelShader(byteCode, N, NULL, &ps);
      UNUSED_ASSERTION_VARIABLE(result);
      ASSERT(SUCCEEDED(result));
      SetDebugName(ps, name);
      return ps;
  }
  
  // Copy data to small D3D11 buffers, such as for small constant buffers, which use one struct to
  // represent an entire buffer.
  template <class T>
  inline void SetBufferData(ID3D11DeviceContext *context, ID3D11Buffer *constantBuffer, const T &value)
  {
      D3D11_MAPPED_SUBRESOURCE mappedResource;
      context->Map(constantBuffer, 0, D3D11_MAP_WRITE_DISCARD, 0, &mappedResource);
  
      memcpy(mappedResource.pData, &value, sizeof(T));
  
      context->Unmap(constantBuffer, 0);
  }
  
  }
  
  }
  
  #endif // LIBGLESV2_RENDERER_RENDERER11_UTILS_H
  

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