X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=dali%2Finternal%2Frender%2Fcommon%2Frender-item.h;h=96a6130eb81ec3914e89d9771c30b87c1c21f4c9;hb=55827866fcb8c7ee47581ac4335a3390472090e8;hp=5a9b93523fe55d61cbd9ceb14002f87796f23682;hpb=5c66381841dd4dfd82c5a118d34104a00a2e0e1c;p=platform%2Fcore%2Fuifw%2Fdali-core.git

diff --git a/dali/internal/render/common/render-item.h b/dali/internal/render/common/render-item.h
old mode 100644
new mode 100755
index 5a9b935..96a6130
--- a/dali/internal/render/common/render-item.h
+++ b/dali/internal/render/common/render-item.h
@@ -1,26 +1,28 @@
-#ifndef __DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H__
-#define __DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H__
-
-//
-// Copyright (c) 2014 Samsung Electronics Co., Ltd.
-//
-// Licensed under the Flora License, Version 1.0 (the License);
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//     http://floralicense.org/license/
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an AS IS BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-//
+#ifndef DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H
+#define DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H
+
+/*
+ * Copyright (c) 2017 Samsung Electronics Co., Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
 
 // INTERNAL INCLUDES
 #include <dali/public-api/common/vector-wrapper.h>
 #include <dali/public-api/actors/layer.h>
 #include <dali/public-api/math/matrix.h>
+#include <dali/internal/update/nodes/node.h>
 
 namespace Dali
 {
@@ -28,25 +30,24 @@ namespace Dali
 namespace Internal
 {
 
-namespace SceneGraph
+namespace Render
 {
-
 class Renderer;
-class RenderItem;
+}
 
-typedef std::vector< RenderItem > RendererItemContainer;
+namespace SceneGraph
+{
 
 /**
- * A render-item is a renderer & modelView matrix pair.
+ * A RenderItem contains all the data needed for rendering
  */
-class RenderItem
+struct RenderItem
 {
-public:
-
   /**
-   * Create a new render-item.
+   * Construct a new RenderItem
+   * @return A pointer to a new RenderItem.
    */
-  RenderItem();
+  static RenderItem* New();
 
   /**
    * Non-virtual destructor; RenderItem is not suitable as a base class.
@@ -54,42 +55,49 @@ public:
   ~RenderItem();
 
   /**
-   * Reset the render-item.
+   * @brief This method is an optimized calculation of a viewport-space AABB (Axis-Aligned-Bounding-Box).
+   *
+   * We use the model-view-matrix, but we do not use projection. Therefore we assume Z = 0.
+   * As the box is Axis-Aligned (in viewport space) rotations on Z axis are correctly delt with by expanding the box as necessary.
+   * Rotations on X & Y axis will resize the AABB, but it will not handle the projection error due to the new coordinates having non-zero Z values.
+   *
+   * Note: We pass in the viewport dimensions rather than allow the caller to modify the raw AABB in order to optimally generate the final result.
+   *
+   * @param[in]    viewportWidth     The width of the viewport to calculate for
+   * @param[in]    viewportHeight    The height of the viewport to calculate for
+   * @param[in]    useUpdateSizeHint Set to true if you want to use update size hint instead of item size
+   * @return                         The AABB coordinates in viewport-space (x, y, width, height)
    */
-  void Reset();
+  ClippingBox CalculateViewportSpaceAABB( const int viewportWidth, const int viewportHeight, const bool useUpdateSizeHint = false ) const;
 
   /**
-   * Retrieve the renderer.
-   * @return The renderer.
+   * Overriden delete operator.
+   * Deletes the RenderItem from its global memory pool
+   * @param[in] A pointer to the RenderItem to delete.
    */
-  const Renderer* GetRenderer() const;
+  void operator delete( void* ptr );
+
+  Matrix            mModelMatrix;
+  Matrix            mModelViewMatrix;
+  Vector3           mSize;
+  Vector3           mUpdateSizeHint;
+  Render::Renderer* mRenderer;
+  Node*             mNode;
+  const void*       mTextureSet;        //< Used for sorting only
+  int               mDepthIndex;
+  bool              mIsOpaque:1;
+  bool              mPartialUpdateEnabled:1;
 
-  /**
-   * Set the renderer
-   * @param[in] renderer The renderer
-   */
-  void SetRenderer( Renderer* renderer );
-
-  /**
-   * Retrieve the modelView matrix.
-   * @return The modelView matrix.
-   */
-  Matrix& GetModelViewMatrix();
+private:
 
   /**
-   * Retrieve the modelView matrix.
-   * @return The modelView matrix.
+   * Private constructor. See RenderItem::New
    */
-  const Matrix& GetModelViewMatrix() const;
-
-private:
+  RenderItem();
 
   // RenderItems should not be copied as they are heavy
   RenderItem( const RenderItem& item );
-  RenderItem& operator=( const RenderItem& item );
-
-  Renderer* mRenderer;
-  Matrix mModelViewMatrix;
+  RenderItem& operator = ( const RenderItem& item );
 
 };
 
@@ -99,4 +107,4 @@ private:
 
 } // namespace Dali
 
-#endif // __DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H__
+#endif // DALI_INTERNAL_SCENE_GRAPH_RENDER_ITEM_H