SlimDXc_Jun2010(VC++2008)/source/direct3d11/EffectResourceVariable11.cpp

   1 /*
   2 * Copyright (c) 2007-2010 SlimDX Group
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a copy
   5 * of this software and associated documentation files (the "Software"), to deal
   6 * in the Software without restriction, including without limitation the rights
   7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8 * copies of the Software, and to permit persons to whom the Software is
   9 * furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  20 * THE SOFTWARE.
  21 */
  22 #include "stdafx.h"
  23
  24 #include "../Utilities.h"
  25 #include "../stack_array.h"
  26
  27 #include "Direct3D11Exception.h"
  28
  29 #include "EffectResourceVariable11.h"
  30 #include "ShaderResourceView11.h"
  31
  32 using namespace System;
  33
  34 namespace SlimDX
  35 {
  36 namespace Direct3D11
  37 {
  38         EffectResourceVariable::EffectResourceVariable( ID3DX11EffectShaderResourceVariable* pointer )
  39         : EffectVariable( pointer )
  40         {
  41                 m_Pointer = pointer;
  42         }
  43
  44         EffectResourceVariable::EffectResourceVariable( IntPtr pointer )
  45         : EffectVariable( pointer )
  46         {
  47                 m_Pointer = reinterpret_cast<ID3DX11EffectShaderResourceVariable*>( pointer.ToPointer() );
  48         }
  49
  50         ShaderResourceView^ EffectResourceVariable::GetResource()
  51         {
  52                 ID3D11ShaderResourceView* view = 0;
  53                 if( RECORD_D3D11( m_Pointer->GetResource( &view ) ).IsFailure )
  54                         return nullptr;
  55
  56                 return ShaderResourceView::FromPointer( view );
  57         }
  58
  59         Result EffectResourceVariable::GetResourceArray(array<ShaderResourceView^>^ views)
  60         {
  61                 return GetResourceArray(views, 0, views->Length);
  62         }
  63
  64         Result EffectResourceVariable::GetResourceArray(array<ShaderResourceView^>^ views, int offset, int count)
  65         {
  66                 Utilities::CheckArrayBounds(views, offset, count);
  67
  68                 stack_array<ID3D11ShaderResourceView*> nativeViews = stackalloc(ID3D11ShaderResourceView*, count);
  69                 HRESULT hr = m_Pointer->GetResourceArray(&nativeViews[0], 0, count);
  70                 if (RECORD_D3D11(hr).IsFailure)
  71                         return Result::Last;
  72
  73                 for (int i = 0; i < count; i++)
  74                         views[i + offset] = ShaderResourceView::FromPointer(nativeViews[i]);
  75
  76                 return Result::Last;
  77         }
  78
  79         Result EffectResourceVariable::SetResource( ShaderResourceView^ view )
  80         {
  81                 if( view == nullptr )
  82                         return RECORD_D3D11( m_Pointer->SetResource( 0 ) );
  83                 else
  84                         return RECORD_D3D11( m_Pointer->SetResource( static_cast<ID3D11ShaderResourceView*>( view->InternalPointer ) ) );
  85         }
  86
  87         Result EffectResourceVariable::SetResourceArray( array<ShaderResourceView^>^ views )
  88         {
  89                 return SetResourceArray(views, 0, views->Length);
  90         }
  91
  92         Result EffectResourceVariable::SetResourceArray( array<ShaderResourceView^>^ views, int offset, int count )
  93         {
  94                 Utilities::CheckArrayBounds(views, offset, count);
  95
  96                 stack_array<ID3D11ShaderResourceView*> nativeViews = stackalloc(ID3D11ShaderResourceView*, count);
  97                 for (int i = 0; i < count; i++)
  98                         nativeViews[i] = views[i + offset]->InternalPointer;
  99
 100                 HRESULT hr = m_Pointer->SetResourceArray(&nativeViews[0], 0, count);
 101                 return RECORD_D3D11(hr);
 102         }
 103 }
 104 }