dali/internal/event/rendering/texture-set-impl.h

   1 #ifndef DALI_INTERNAL_TEXTURE_SET_H
   2 #define DALI_INTERNAL_TEXTURE_SET_H
   3
   4 /*
   5  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   6  *
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  * http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  *
  19  */
  20
  21 // EXTERNAL INCLUDES
  22 #include <dali/public-api/common/vector-wrapper.h> // std::vector
  23
  24 // INTERNAL INCLUDES
  25 #include <dali/public-api/common/dali-common.h> // DALI_ASSERT_ALWAYS
  26 #include <dali/public-api/common/intrusive-ptr.h> // Dali::IntrusivePtr
  27 #include <dali/public-api/rendering/texture-set.h> // Dali::TextureSet
  28 #include <dali/internal/event/common/connectable.h> // Dali::Internal::Connectable
  29 #include <dali/internal/event/common/object-connector.h> // Dali::Internal::ObjectConnector
  30 #include <dali/internal/event/common/object-impl.h> // Dali::Internal::Object
  31 #include <dali/internal/event/common/property-buffer-impl.h> // Dali::Internal::PropertyBuffer
  32 #include <dali/internal/event/rendering/sampler-impl.h> // Dali::Internal::Sampler
  33 #include <dali/internal/event/rendering/texture-impl.h> // Dali::Internal::Texture
  34 #include <dali/internal/event/rendering/shader-impl.h> // Dali::Internal::Shader
  35
  36 namespace Dali
  37 {
  38 namespace Internal
  39 {
  40 namespace SceneGraph
  41 {
  42 class TextureSet;
  43 }
  44
  45
  46 class TextureSet;
  47 typedef IntrusivePtr<TextureSet> TextureSetPtr;
  48
  49 /**
  50  * TextureSet is an object that holds all the textures used by a renderer
  51  */
  52 class TextureSet : public BaseObject, public Connectable
  53 {
  54 public:
  55
  56   /**
  57    * @copydoc Dali::TextureSet::New()
  58    */
  59   static TextureSetPtr New();
  60
  61   /**
  62    * @copydoc Dali::TextureSet::SetImage()
  63    */
  64   void SetImage( size_t index, ImagePtr image );
  65
  66   /**
  67    * @copydoc Dali::TextureSet::SetTexture()
  68    */
  69   void SetTexture( size_t index, NewTexturePtr texture );
  70
  71   /**
  72    * @copydoc Dali::TextureSet::GetImage()
  73    */
  74   Image* GetImage( size_t index ) const;
  75
  76   /**
  77    * @copydoc Dali::TextureSet::GetTexture()
  78    */
  79   NewTexture* GetTexture( size_t index ) const;
  80
  81   /**
  82    * @copydoc Dali::TextureSet::SetSampler()
  83    */
  84   void SetSampler( size_t index, SamplerPtr sampler );
  85
  86   /**
  87    * @copydoc Dali::TextureSet::GetSampler()
  88    */
  89   Sampler* GetSampler( size_t index ) const;
  90
  91   /**
  92    * @copydoc Dali::TextureSet::GetTextureCount()
  93    */
  94   size_t GetTextureCount() const;
  95
  96  /**
  97    * @brief Get the TextureSet scene object
  98    *
  99    * @return the texture set scene object
 100    */
 101   const SceneGraph::TextureSet* GetTextureSetSceneObject() const;
 102
 103 public: // Functions from Connectable
 104   /**
 105    * @copydoc Dali::Internal::Connectable::OnStage()
 106    */
 107   virtual bool OnStage() const;
 108
 109   /**
 110    * @copydoc Dali::Internal::Connectable::Connect()
 111    */
 112   virtual void Connect();
 113
 114   /**
 115    * @copydoc Dali::Internal::Connectable::Disconnect()
 116    */
 117   virtual void Disconnect();
 118
 119 private: // implementation
 120
 121   TextureSet();
 122
 123   /**
 124    * Second stage initialization
 125    */
 126   void Initialize();
 127
 128 protected:
 129   /**
 130    * A reference counted object may only be deleted by calling Unreference()
 131    */
 132   virtual ~TextureSet();
 133
 134 private: // unimplemented methods
 135   TextureSet( const TextureSet& );
 136   TextureSet& operator=( const TextureSet& );
 137
 138 private: // Data
 139   EventThreadServices& mEventThreadServices;    ///<Used to send messages to the update thread
 140   SceneGraph::TextureSet* mSceneObject;
 141   std::vector<ImagePtr> mImages;
 142   std::vector<SamplerPtr> mSamplers;
 143   std::vector<NewTexturePtr> mNewTextures;
 144   bool mOnStage;
 145
 146 };
 147
 148 } // namespace Internal
 149
 150 // Helpers for public-api forwarding methods
 151 inline Internal::TextureSet& GetImplementation( Dali::TextureSet& handle )
 152 {
 153   DALI_ASSERT_ALWAYS(handle && "TextureSet handle is empty");
 154
 155   BaseObject& object = handle.GetBaseObject();
 156
 157   return static_cast<Internal::TextureSet&>(object);
 158 }
 159
 160 inline const Internal::TextureSet& GetImplementation( const Dali::TextureSet& handle )
 161 {
 162   DALI_ASSERT_ALWAYS(handle && "TextureSet handle is empty");
 163
 164   const BaseObject& object = handle.GetBaseObject();
 165
 166   return static_cast<const Internal::TextureSet&>(object);
 167 }
 168
 169 } // namespace Dali
 170
 171 #endif // DALI_INTERNAL_TEXTURE_SET_H