src/ui/effects/inc/renderer/engine-model/FUiEffects_RendererEngineModelRenderTarget.h

   1 //
   2 // Open Service Platform
   3 // Copyright (c) 2012-2013 Samsung Electronics Co., Ltd.
   4 //
   5 // Licensed under the Flora License, Version 1.0 (the License);
   6 // you may not use this file except in compliance with the License.
   7 // You may obtain a copy of the License at
   8 //
   9 //     http://floralicense.org/license/
  10 //
  11 // Unless required by applicable law or agreed to in writing, software
  12 // distributed under the License is distributed on an AS IS BASIS,
  13 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14 // See the License for the specific language governing permissions and
  15 // limitations under the License.
  16 //
  17
  18 /**
  19  * @file                FUiEffects_RendererEngineModelRenderTarget.h
  20  * @brief       Base class for representing renderer output instance e.g. for offscreen rendering
  21  *
  22  */
  23
  24 #ifndef _FUI_EFFECTS_INTERNAL_RENDERER_ENGINE_MODEL_RENDER_TARGET_H_
  25 #define _FUI_EFFECTS_INTERNAL_RENDERER_ENGINE_MODEL_RENDER_TARGET_H_
  26
  27 #include <renderer/engine-model/FUiEffects_RendererEngineModelCache.h>
  28 #include <renderer/engine-model/FUiEffects_RendererEngineModelTexture2DAttachmentProperty.h>
  29 #include <renderer/engine-model/FUiEffects_RendererEngineModelStubAttachment.h>
  30
  31 #include <renderer/system/FUiEffects_RendererSystemNonCopyable.h>
  32 #include <renderer/system/FUiEffects_RendererSystemSmartPtr.h>
  33
  34 namespace Tizen { namespace Ui { namespace Effects { namespace _Renderer { namespace EngineModel
  35 {
  36
  37 class RenderTargetVisitor;
  38
  39 class RenderTarget
  40 {
  41 public:
  42         class Attachment
  43         {
  44         public:
  45                 enum AttachmentEnum
  46                 {
  47                         COLOR_0 = 0             ,
  48                         COLOR_1         ,
  49                         COLOR_2         ,
  50                         COLOR_3         ,
  51                         COLOR_4         ,
  52                         COLOR_5         ,
  53                         COLOR_6         ,
  54                         COLOR_7         ,
  55                         DEPTH           ,
  56                         STENCIL         ,
  57                         ATTACHMENT_MAX
  58                 };
  59                 typedef AttachmentEnum Value;
  60         };
  61
  62         struct AttachInfo: private Tizen::Ui::Effects::_Renderer::System::NonCopyable
  63         {
  64         public:
  65                 enum TextureType {TEXTURE_2D = 0, STUB};
  66                 AttachInfo(void) {}
  67
  68                 void Set(Texture2dAttachmentProperty* pTexture, size_t mipLevel)
  69                 {
  70                         textureType = TEXTURE_2D;
  71                         textureInfo.texture2D.pTexture = pTexture;
  72                         textureInfo.texture2D.mipLevel = mipLevel;
  73                         return;
  74                 }
  75
  76                 void Set(StubAttachment* pStub)
  77                 {
  78                         textureType = STUB;
  79                         textureInfo.stub.pStub = pStub;
  80                         return;
  81                 }
  82
  83                 TextureType textureType;
  84                 union _textureInfo
  85                 {
  86                         struct _Texture2D
  87                         {
  88                                 Texture2dAttachmentProperty* pTexture;
  89                                 size_t mipLevel;
  90                         }  texture2D;
  91                         struct _Stub
  92                         {
  93                                 StubAttachment* pStub;
  94                         }  stub;
  95                 } textureInfo;
  96         };
  97
  98         RenderTarget(void);
  99         virtual ~RenderTarget(void);
 100
 101         virtual void Visit(RenderTargetVisitor& v);
 102
 103         virtual void AttachTexture2D(Attachment::Value attachment, Texture2DAttachmentPropertyPtr pTexture, size_t mipLevel);
 104         virtual void AttachStub(Attachment::Value attachment, StubAttachmentPtr pStub);
 105         virtual void Detach(Attachment::Value attachment);
 106         virtual AttachInfo* GetAttachment(Attachment::Value attachment);
 107
 108         unsigned int GetWidth(void);
 109         unsigned int GetHeight(void);
 110         void SetSize(unsigned int width, unsigned int height);
 111
 112         virtual CachePtr GetCache(void);
 113         virtual void SetCache(CachePtr pCache);
 114
 115 protected:
 116         unsigned int _width;
 117         unsigned int _height;
 118         AttachInfo _attachments[RenderTarget::Attachment::ATTACHMENT_MAX];
 119         TextureAttachmentPtr _pTextures[RenderTarget::Attachment::ATTACHMENT_MAX];
 120
 121 private:
 122         CachePtr __pCache;
 123 };
 124
 125 typedef Tizen::Ui::Effects::_Renderer::System::SmartPtr<RenderTarget> RenderTargetPtr;
 126
 127 }}}}} //Tizen::Ui::Effects::_Renderer::EngineModel
 128
 129 #endif //_FUI_EFFECTS_INTERNAL_RENDERER_ENGINE_MODEL_RENDER_TARGET_H_