SlimDXc_Jun2010(VC++2008)/source/direct3d11/ShaderResourceView11.cpp

   1 #include "stdafx.h"\r
   2 /*\r
   3 * Copyright (c) 2007-2010 SlimDX Group\r
   4 * \r
   5 * Permission is hereby granted, free of charge, to any person obtaining a copy\r
   6 * of this software and associated documentation files (the "Software"), to deal\r
   7 * in the Software without restriction, including without limitation the rights\r
   8 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell\r
   9 * copies of the Software, and to permit persons to whom the Software is\r
  10 * furnished to do so, subject to the following conditions:\r
  11 * \r
  12 * The above copyright notice and this permission notice shall be included in\r
  13 * all copies or substantial portions of the Software.\r
  14 * \r
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,\r
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE\r
  18 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER\r
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,\r
  20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN\r
  21 * THE SOFTWARE.\r
  22 */\r
  23 \r
  24 #include <d3d11.h>\r
  25 #include <d3dx11.h>\r
  26 \r
  27 #include "../DataStream.h"\r
  28 \r
  29 #include "Direct3D11Exception.h"\r
  30 \r
  31 #include "Device11.h"\r
  32 #include "Resource11.h"\r
  33 #include "ShaderResourceView11.h"\r
  34 #include "ShaderResourceViewDescription11.h"\r
  35 \r
  36 using namespace System;\r
  37 using namespace System::IO;\r
  38 \r
  39 namespace SlimDX\r
  40 {\r
  41 namespace Direct3D11\r
  42 { \r
  43         ShaderResourceView::ShaderResourceView( SlimDX::Direct3D11::Device^ device, SlimDX::Direct3D11::Resource^ resource )\r
  44         {\r
  45                 if( device == nullptr )\r
  46                         throw gcnew ArgumentNullException( "device" );\r
  47                 if( resource == nullptr )\r
  48                         throw gcnew ArgumentNullException( "resource" );\r
  49                 \r
  50                 ID3D11ShaderResourceView *view = 0;\r
  51                 if( RECORD_D3D11( device->InternalPointer->CreateShaderResourceView( resource->InternalPointer, 0, &view ) ).IsFailure )\r
  52                         throw gcnew Direct3D11Exception( Result::Last );\r
  53                         \r
  54                 Construct( view );\r
  55         }\r
  56         \r
  57         ShaderResourceView::ShaderResourceView( SlimDX::Direct3D11::Device^ device, SlimDX::Direct3D11::Resource^ resource, ShaderResourceViewDescription description )\r
  58         {\r
  59                 if( device == nullptr )\r
  60                         throw gcnew ArgumentNullException( "device" );\r
  61                 if( resource == nullptr )\r
  62                         throw gcnew ArgumentNullException( "resource" );\r
  63                 \r
  64                 ID3D11ShaderResourceView *view = 0;\r
  65                 D3D11_SHADER_RESOURCE_VIEW_DESC nativeDescription = description.CreateNativeVersion();\r
  66                 if( RECORD_D3D11( device->InternalPointer->CreateShaderResourceView( resource->InternalPointer, &nativeDescription, &view ) ).IsFailure )\r
  67                         throw gcnew Direct3D11Exception( Result::Last );\r
  68                         \r
  69                 Construct( view );\r
  70         }\r
  71 \r
  72         ShaderResourceViewDescription ShaderResourceView::Description::get()\r
  73         {\r
  74                 D3D11_SHADER_RESOURCE_VIEW_DESC nativeDescription;\r
  75                 InternalPointer->GetDesc( &nativeDescription );\r
  76                 return ShaderResourceViewDescription( nativeDescription );\r
  77         }\r
  78 \r
  79         ShaderResourceView^ ShaderResourceView::FromFile(SlimDX::Direct3D11::Device^ device, System::String^ fileName)\r
  80         {\r
  81                 ID3D11ShaderResourceView* resource = ConstructFromFile( device, fileName, 0 );\r
  82                 if( resource == 0 )\r
  83                         return nullptr;\r
  84 \r
  85                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
  86         }\r
  87 \r
  88         ShaderResourceView^ ShaderResourceView::FromFile(SlimDX::Direct3D11::Device^ device, System::String^ fileName, ImageLoadInformation loadInformation)\r
  89         {\r
  90                 D3DX11_IMAGE_LOAD_INFO info = loadInformation.CreateNativeVersion();\r
  91                 ID3D11ShaderResourceView* resource = ConstructFromFile( device, fileName, &info );\r
  92                 if( resource == 0 )\r
  93                         return nullptr;\r
  94 \r
  95                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
  96         }\r
  97 \r
  98         ShaderResourceView^ ShaderResourceView::FromMemory( SlimDX::Direct3D11::Device^ device, array<System::Byte>^ memory )\r
  99         {\r
 100                 ID3D11ShaderResourceView* resource = ConstructFromMemory( device, memory, NULL );\r
 101                 if( resource == 0 )\r
 102                         return nullptr;\r
 103 \r
 104                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
 105         }\r
 106 \r
 107         ShaderResourceView^ ShaderResourceView::FromMemory( SlimDX::Direct3D11::Device^ device, array<System::Byte>^ memory, ImageLoadInformation loadInfo )\r
 108         {\r
 109                 D3DX11_IMAGE_LOAD_INFO info = loadInfo.CreateNativeVersion();\r
 110                 ID3D11ShaderResourceView* resource = ConstructFromMemory( device, memory, &info );\r
 111                 if( resource == 0 )\r
 112                         return nullptr;\r
 113 \r
 114                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
 115         }\r
 116 \r
 117         ShaderResourceView^ ShaderResourceView::FromStream( SlimDX::Direct3D11::Device^ device, System::IO::Stream^ stream, int sizeInBytes )\r
 118         {\r
 119                 ID3D11ShaderResourceView* resource = ConstructFromStream( device, stream, sizeInBytes, NULL );\r
 120                 if( resource == 0 )\r
 121                         return nullptr;\r
 122 \r
 123                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
 124         }\r
 125 \r
 126         ShaderResourceView^ ShaderResourceView::FromStream( SlimDX::Direct3D11::Device^ device, System::IO::Stream^ stream, int sizeInBytes, ImageLoadInformation loadInfo )\r
 127         {\r
 128                 D3DX11_IMAGE_LOAD_INFO info = loadInfo.CreateNativeVersion();\r
 129                 ID3D11ShaderResourceView* resource = ConstructFromStream( device, stream, sizeInBytes, &info );\r
 130                 if( resource == 0 )\r
 131                         return nullptr;\r
 132 \r
 133                 return ShaderResourceView::FromPointer( static_cast<ID3D11ShaderResourceView*>( resource ) );\r
 134         }\r
 135 \r
 136         ID3D11ShaderResourceView* ShaderResourceView::ConstructFromFile(SlimDX::Direct3D11::Device^ device, System::String^ fileName, D3DX11_IMAGE_LOAD_INFO* loadInformation)\r
 137         {\r
 138                 ID3D11ShaderResourceView* resource = 0;\r
 139                 pin_ptr<const wchar_t> pinnedName = PtrToStringChars( fileName );\r
 140                 HRESULT hr = D3DX11CreateShaderResourceViewFromFile( device->InternalPointer, pinnedName, loadInformation, 0, &resource, 0 );\r
 141                 RECORD_D3D11( hr );\r
 142                 \r
 143                 return resource;\r
 144         }\r
 145 \r
 146         ID3D11ShaderResourceView* ShaderResourceView::ConstructFromMemory(SlimDX::Direct3D11::Device^ device, array<Byte>^ memory, D3DX11_IMAGE_LOAD_INFO* loadInformation)\r
 147         {\r
 148                 ID3D11ShaderResourceView* resource = 0;\r
 149                 pin_ptr<unsigned char> pinnedMemory = &memory[0];\r
 150 \r
 151                 HRESULT hr = D3DX11CreateShaderResourceViewFromMemory( device->InternalPointer, pinnedMemory, memory->Length, loadInformation, 0, &resource, 0 );\r
 152                 RECORD_D3D11( hr );\r
 153                 \r
 154                 return resource;\r
 155         }\r
 156 \r
 157         ID3D11ShaderResourceView* ShaderResourceView::ConstructFromStream( SlimDX::Direct3D11::Device^ device, Stream^ stream, int sizeInBytes, D3DX11_IMAGE_LOAD_INFO* info )\r
 158         {\r
 159                 DataStream^ ds = nullptr;\r
 160                 array<Byte>^ memory = SlimDX::Utilities::ReadStream( stream, sizeInBytes, &ds );\r
 161                 \r
 162                 if( memory == nullptr )\r
 163                 {\r
 164                         ID3D11ShaderResourceView* resource = NULL;\r
 165                         SIZE_T size = static_cast<SIZE_T>( ds->RemainingLength );\r
 166 \r
 167                         HRESULT hr = D3DX11CreateShaderResourceViewFromMemory( device->InternalPointer, ds->SeekToEnd(), size, info, NULL, &resource, NULL );\r
 168                         RECORD_D3D11( hr );\r
 169 \r
 170                         return resource;\r
 171                 }\r
 172 \r
 173                 return ConstructFromMemory( device, memory, info );\r
 174         }\r
 175 }\r
 176 }\r