[Tizen] Implement partial update

[platform/core/uifw/dali-core.git] / dali / internal / render / renderers / render-surface-frame-buffer.h

diff --git a/dali/internal/render/renderers/render-surface-frame-buffer.h b/dali/internal/render/renderers/render-surface-frame-buffer.h
old mode 100644 (file)
new mode 100755 (executable)
index ebe7eb5..0ca0bcd
--- a/dali/internal/render/renderers/render-surface-frame-buffer.h
+++ b/dali/internal/render/renderers/render-surface-frame-buffer.h
@@ -17,6 +17,9 @@
  * limitations under the License.
  */
 
+// EXTERNAL INCLUDES
+#include <atomic>
+
 // INTERNAL INCLUDES
 #include <dali/internal/update/manager/update-manager.h>
 #include <dali/internal/render/renderers/render-frame-buffer.h>
@@ -96,6 +99,18 @@ public:
    */
   void SetBackgroundColor( const Vector4& color );
 
+  /**
+   * @copydoc Dali::Internal::FrameBuffer::MarkSurfaceAsInvalid()
+   */
+  void MarkSurfaceAsInvalid() { mIsSurfaceInvalid = true; };
+
+  /**
+   * @brief Gets whether the render surface in this frame buffer is valid or not
+   * @note The render surface becomes invalid when it is deleted in the event thread
+   * @return Whether the render surface is valid or not
+   */
+  bool IsSurfaceValid() const;
+
 public:
 
   /**
@@ -110,16 +125,9 @@ public:
   Context* GetContext();
 
   /**
-   * @brief Gets whether the depth buffer is required
-   * @return TRUE if the depth buffer is required
+   * @brief Makes the graphics context current
    */
-  Integration::DepthBufferAvailable GetDepthBufferRequired();
-
-  /**
-   * @brief Gets whether the stencil buffer is required
-   * @return TRUE if the stencil buffer is required
-   */
-  Integration::StencilBufferAvailable GetStencilBufferRequired();
+  void MakeContextCurrent();
 
   /**
    * @brief Gets the background color of the surface.
@@ -127,6 +135,24 @@ public:
    */
   Vector4 GetBackgroundColor();
 
+  /**
+   * @brief Sets currentframe updated/damaged rects
+   * @return merged update rects
+   */
+  Rect<int32_t> SetDamagedRect( Rect<int32_t> damagedRect );
+
+  /**
+   * @brief Gets whether partial update is required for partial update
+   * @return whether partial update or not
+   */
+  bool IsPartialUpdateEnabled() const;
+
+  /**
+   * @brief Sets whether partial update is required for partial update
+   * @param[in] value whether partial update or not
+   */
+  void SetPartialUpdateEnabled( bool value );
+
 private:
 
   Integration::RenderSurface* mSurface;   ///< The render surface
@@ -136,6 +162,9 @@ private:
   uint32_t                    mHeight;
   Vector4                     mBackgroundColor;
   bool                        mSizeChanged;
+  bool                        mBackgroundColorChanged;
+  std::atomic<bool>           mIsSurfaceInvalid; ///< This is set only from the event thread and read only from the render thread
+  bool                        mPartialUpdateEnabled; ///< This value is whether partial update is required
 };
 
 // Messages for FrameBuffer
@@ -161,6 +190,17 @@ inline void SetFrameBufferBackgroundColorMessage( SceneGraph::UpdateManager& upd
   new (slot) LocalType( surfaceFrameBuffer, &SurfaceFrameBuffer::SetBackgroundColor, color );
 }
 
+inline void SetFrameBufferPartialUpdateMessage( SceneGraph::UpdateManager& updateManager, SurfaceFrameBuffer* surfaceFrameBuffer, bool value )
+{
+  typedef MessageValue1< SurfaceFrameBuffer, bool > LocalType;
+
+  // Reserve some memory inside the message queue
+  uint32_t* slot = updateManager.ReserveMessageSlot( sizeof( LocalType ) );
+
+  // Construct message in the message queue memory; note that delete should not be called on the return value
+  new (slot) LocalType( surfaceFrameBuffer, &SurfaceFrameBuffer::SetPartialUpdateEnabled, value );
+}
+
 } // namespace Render
 
 } // namespace Internal