dali/internal/event/rendering/geometry-impl.cpp

   1 /*
   2  * Copyright (c) 2015 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  *
  16  */
  17
  18 // CLASS HEADER
  19 #include <dali/internal/event/rendering/geometry-impl.h> // Dali::Internal::Geometry
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/public-api/object/type-registry.h>
  23
  24 #include <dali/internal/event/common/object-impl-helper.h> // Dali::Internal::ObjectHelper
  25 #include <dali/internal/update/manager/update-manager.h>
  26
  27 namespace Dali
  28 {
  29 namespace Internal
  30 {
  31
  32 GeometryPtr Geometry::New()
  33 {
  34   GeometryPtr geometry( new Geometry() );
  35   geometry->Initialize();
  36   return geometry;
  37 }
  38
  39 std::size_t Geometry::AddVertexBuffer( PropertyBuffer& vertexBuffer )
  40 {
  41   mVertexBuffers.push_back( &vertexBuffer );
  42   SceneGraph::AttachVertexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, *vertexBuffer.GetRenderObject() );
  43   return mVertexBuffers.size() - 1u;
  44 }
  45
  46 std::size_t Geometry::GetNumberOfVertexBuffers() const
  47 {
  48   return mVertexBuffers.size();
  49 }
  50
  51 void Geometry::RemoveVertexBuffer( std::size_t index )
  52 {
  53   const Render::PropertyBuffer& renderPropertyBuffer = static_cast<const Render::PropertyBuffer&>( *(mVertexBuffers[index]->GetRenderObject()) );
  54   SceneGraph::RemoveVertexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, renderPropertyBuffer );
  55
  56   mVertexBuffers.erase( mVertexBuffers.begin() + index );
  57 }
  58
  59 void Geometry::SetIndexBuffer( const unsigned short* indices, size_t count )
  60 {
  61   Dali::Vector<unsigned short> indexData;
  62   if( indices && count )
  63   {
  64     indexData.Resize( count );
  65     std::copy( indices, indices + count, indexData.Begin() );
  66   }
  67
  68   SceneGraph::SetIndexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, indexData );
  69 }
  70
  71 void Geometry::SetType( Dali::Geometry::Type geometryType )
  72 {
  73   if( geometryType != mType )
  74   {
  75     SceneGraph::SetGeometryTypeMessage(mEventThreadServices.GetUpdateManager(), *mRenderObject, geometryType );
  76
  77     mType = geometryType;
  78   }
  79 }
  80
  81 Dali::Geometry::Type Geometry::GetType() const
  82 {
  83   return mType;
  84 }
  85
  86 const Render::Geometry* Geometry::GetRenderObject() const
  87 {
  88   return mRenderObject;
  89 }
  90
  91 Geometry::Geometry()
  92 : mEventThreadServices( *Stage::GetCurrent() ),
  93   mRenderObject( NULL ),
  94   mType(Dali::Geometry::TRIANGLES)
  95 {
  96 }
  97
  98 void Geometry::Initialize()
  99 {
 100   mRenderObject = new Render::Geometry();
 101   OwnerPointer< Render::Geometry > transferOwnership( mRenderObject );
 102   AddGeometry( mEventThreadServices.GetUpdateManager(), transferOwnership );
 103 }
 104
 105 Geometry::~Geometry()
 106 {
 107   if( EventThreadServices::IsCoreRunning() && mRenderObject )
 108   {
 109     RemoveGeometry( mEventThreadServices.GetUpdateManager(), *mRenderObject );
 110   }
 111 }
 112
 113
 114 } // namespace Internal
 115 } // namespace Dali