SlimDXc_Jun2010(VC++2008)/source/direct3d11/ShaderResourceViewDescription11.cpp

   1 #include "stdafx.h"
   2 /*
   3 * Copyright (c) 2007-2010 SlimDX Group
   4 *
   5 * Permission is hereby granted, free of charge, to any person obtaining a copy
   6 * of this software and associated documentation files (the "Software"), to deal
   7 * in the Software without restriction, including without limitation the rights
   8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9 * copies of the Software, and to permit persons to whom the Software is
  10 * furnished to do so, subject to the following conditions:
  11 *
  12 * The above copyright notice and this permission notice shall be included in
  13 * all copies or substantial portions of the Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  21 * THE SOFTWARE.
  22 */
  23
  24 #include <d3d11.h>
  25
  26 #include "ShaderResourceViewDescription11.h"
  27
  28 namespace SlimDX
  29 {
  30 namespace Direct3D11
  31 {
  32         ShaderResourceViewDescription::ShaderResourceViewDescription( const D3D11_SHADER_RESOURCE_VIEW_DESC& native )
  33         {
  34                 Format = static_cast<DXGI::Format>( native.Format );
  35                 Dimension = static_cast<ShaderResourceViewDimension>( native.ViewDimension );
  36
  37                 switch( Dimension )
  38                 {
  39                         case ShaderResourceViewDimension::Buffer:
  40                                 ElementOffset = native.Buffer.ElementOffset;
  41                                 ElementWidth = native.Buffer.ElementWidth;
  42                                 break;
  43
  44                         case ShaderResourceViewDimension::Texture1D:
  45                                 MipLevels = native.Texture1D.MipLevels;
  46                                 MostDetailedMip = native.Texture1D.MostDetailedMip;
  47                                 break;
  48
  49                         case ShaderResourceViewDimension::Texture1DArray:
  50                                 ArraySize = native.Texture1DArray.ArraySize;
  51                                 FirstArraySlice = native.Texture1DArray.FirstArraySlice;
  52                                 MipLevels = native.Texture1DArray.MipLevels;
  53                                 MostDetailedMip = native.Texture1DArray.MostDetailedMip;
  54                                 break;
  55
  56                         case ShaderResourceViewDimension::Texture2D:
  57                                 MipLevels = native.Texture2D.MipLevels;
  58                                 MostDetailedMip = native.Texture2D.MostDetailedMip;
  59                                 break;
  60
  61                         case ShaderResourceViewDimension::Texture2DArray:
  62                                 ArraySize = native.Texture2DArray.ArraySize;
  63                                 FirstArraySlice = native.Texture2DArray.FirstArraySlice;
  64                                 MipLevels = native.Texture2DArray.MipLevels;
  65                                 MostDetailedMip = native.Texture2DArray.MostDetailedMip;
  66                                 break;
  67
  68                         case ShaderResourceViewDimension::Texture2DMultisampled:
  69                                 // Nothing to do here.
  70                                 break;
  71
  72                         case ShaderResourceViewDimension::Texture2DMultisampledArray:
  73                                 ArraySize = native.Texture2DMSArray.ArraySize;
  74                                 FirstArraySlice = native.Texture2DMSArray.FirstArraySlice;
  75                                 break;
  76
  77                         case ShaderResourceViewDimension::Texture3D:
  78                                 MipLevels = native.Texture3D.MipLevels;
  79                                 MostDetailedMip = native.Texture3D.MostDetailedMip;
  80                                 break;
  81
  82                         case ShaderResourceViewDimension::TextureCube:
  83                                 MipLevels = native.TextureCube.MipLevels;
  84                                 MostDetailedMip = native.TextureCube.MostDetailedMip;
  85                                 break;
  86
  87                         case ShaderResourceViewDimension::TextureCubeArray:
  88                                 MostDetailedMip = native.TextureCubeArray.MostDetailedMip;
  89                                 MipLevels = native.TextureCubeArray.MipLevels;
  90                                 First2DArrayFace = native.TextureCubeArray.First2DArrayFace;
  91                                 CubeCount = native.TextureCubeArray.NumCubes;
  92                                 break;
  93
  94                         case ShaderResourceViewDimension::ExtendedBuffer:
  95                                 FirstElement = native.BufferEx.FirstElement;
  96                                 ElementCount = native.BufferEx.NumElements;
  97                                 Flags = static_cast<ShaderResourceViewExtendedBufferFlags>( native.BufferEx.Flags );
  98                                 break;
  99
 100                         default:
 101                                 break;
 102                 }
 103         }
 104
 105         D3D11_SHADER_RESOURCE_VIEW_DESC ShaderResourceViewDescription::CreateNativeVersion()
 106         {
 107                 D3D11_SHADER_RESOURCE_VIEW_DESC native;
 108                 native.Format = static_cast<DXGI_FORMAT>( Format );
 109                 native.ViewDimension = static_cast<D3D11_SRV_DIMENSION>( Dimension );
 110
 111                 switch( Dimension )
 112                 {
 113                         case ShaderResourceViewDimension::Buffer:
 114                                 native.Buffer.ElementOffset = ElementOffset;
 115                                 native.Buffer.ElementWidth = ElementWidth;
 116                                 break;
 117
 118                         case ShaderResourceViewDimension::Texture1D:
 119                                 native.Texture1D.MipLevels = MipLevels;
 120                                 native.Texture1D.MostDetailedMip = MostDetailedMip;
 121                                 break;
 122
 123                         case ShaderResourceViewDimension::Texture1DArray:
 124                                 native.Texture1DArray.ArraySize = ArraySize;
 125                                 native.Texture1DArray.FirstArraySlice = FirstArraySlice;
 126                                 native.Texture1DArray.MipLevels = MipLevels;
 127                                 native.Texture1DArray.MostDetailedMip = MostDetailedMip;
 128                                 break;
 129
 130                         case ShaderResourceViewDimension::Texture2D:
 131                                 native.Texture2D.MipLevels = MipLevels;
 132                                 native.Texture2D.MostDetailedMip = MostDetailedMip;
 133                                 break;
 134
 135                         case ShaderResourceViewDimension::Texture2DArray:
 136                                 native.Texture2DArray.ArraySize = ArraySize;
 137                                 native.Texture2DArray.FirstArraySlice = FirstArraySlice;
 138                                 native.Texture2DArray.MipLevels = MipLevels;
 139                                 native.Texture2DArray.MostDetailedMip = MostDetailedMip;
 140                                 break;
 141
 142                         case ShaderResourceViewDimension::Texture2DMultisampled:
 143                                 // Nothing to do here.
 144                                 break;
 145
 146                         case ShaderResourceViewDimension::Texture2DMultisampledArray:
 147                                 native.Texture2DMSArray.ArraySize = ArraySize;
 148                                 native.Texture2DMSArray.FirstArraySlice = FirstArraySlice;
 149                                 break;
 150
 151                         case ShaderResourceViewDimension::Texture3D:
 152                                 native.Texture3D.MipLevels = MipLevels;
 153                                 native.Texture3D.MostDetailedMip = MostDetailedMip;
 154                                 break;
 155
 156                         case ShaderResourceViewDimension::TextureCube:
 157                                 native.TextureCube.MipLevels = MipLevels;
 158                                 native.TextureCube.MostDetailedMip = MostDetailedMip;
 159                                 break;
 160
 161                         case ShaderResourceViewDimension::TextureCubeArray:
 162                                 native.TextureCubeArray.MostDetailedMip = MostDetailedMip;
 163                                 native.TextureCubeArray.MipLevels = MipLevels;
 164                                 native.TextureCubeArray.First2DArrayFace = First2DArrayFace;
 165                                 native.TextureCubeArray.NumCubes = CubeCount;
 166                                 break;
 167
 168                         case ShaderResourceViewDimension::ExtendedBuffer:
 169                                 native.BufferEx.FirstElement = FirstElement;
 170                                 native.BufferEx.NumElements = ElementCount;
 171                                 native.BufferEx.Flags = static_cast<UINT>( Flags );
 172                                 break;
 173
 174                         default:
 175                                 break;
 176                 }
 177
 178                 return native;
 179         }
 180
 181         bool ShaderResourceViewDescription::operator == ( ShaderResourceViewDescription left, ShaderResourceViewDescription right )
 182         {
 183                 return ShaderResourceViewDescription::Equals( left, right );
 184         }
 185
 186         bool ShaderResourceViewDescription::operator != ( ShaderResourceViewDescription left, ShaderResourceViewDescription right )
 187         {
 188                 return !ShaderResourceViewDescription::Equals( left, right );
 189         }
 190
 191         int ShaderResourceViewDescription::GetHashCode()
 192         {
 193                 return Format.GetHashCode() + Dimension.GetHashCode() + ElementOffset.GetHashCode()
 194                          + ElementWidth.GetHashCode() + MostDetailedMip.GetHashCode() + MipLevels.GetHashCode()
 195                          + FirstArraySlice.GetHashCode() + ArraySize.GetHashCode() + FirstElement.GetHashCode()
 196                          + ElementCount.GetHashCode() + Flags.GetHashCode() + CubeCount.GetHashCode() + First2DArrayFace.GetHashCode();
 197         }
 198
 199         bool ShaderResourceViewDescription::Equals( Object^ value )
 200         {
 201                 if( value == nullptr )
 202                         return false;
 203
 204                 if( value->GetType() != GetType() )
 205                         return false;
 206
 207                 return Equals( safe_cast<ShaderResourceViewDescription>( value ) );
 208         }
 209
 210         bool ShaderResourceViewDescription::Equals( ShaderResourceViewDescription value )
 211         {
 212                 return ( Format == value.Format && Dimension == value.Dimension && ElementOffset == value.ElementOffset && FirstElement == value.FirstElement && Flags == value.Flags
 213                          && ElementCount == value.ElementCount && ElementWidth == value.ElementWidth && MostDetailedMip == value.MostDetailedMip && MipLevels == value.MipLevels
 214                          && FirstArraySlice == value.FirstArraySlice && ArraySize == value.ArraySize && CubeCount == value.CubeCount && First2DArrayFace == value.First2DArrayFace );
 215         }
 216
 217         bool ShaderResourceViewDescription::Equals( ShaderResourceViewDescription% value1, ShaderResourceViewDescription% value2 )
 218         {
 219                 return ( value1.Format == value2.Format && value1.Dimension == value2.Dimension && value1.ElementOffset == value2.ElementOffset
 220                          && value1.FirstElement == value2.FirstElement && value1.Flags == value2.Flags && value1.ElementCount == value2.ElementCount
 221                          && value1.ElementWidth == value2.ElementWidth && value1.MostDetailedMip == value2.MostDetailedMip && value1.MipLevels == value2.MipLevels
 222                          && value1.FirstArraySlice == value2.FirstArraySlice && value1.ArraySize == value2.ArraySize
 223                          && value1.CubeCount == value2.CubeCount && value1.First2DArrayFace == value2.First2DArrayFace );
 224         }
 225 }
 226 }