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/event/common/property-helper.h> // DALI_PROPERTY_TABLE_BEGIN, DALI_PROPERTY, DALI_PROPERTY_TABLE_END
  26 #include <dali/internal/update/manager/update-manager.h>
  27
  28 namespace Dali
  29 {
  30 namespace Internal
  31 {
  32
  33 namespace
  34 {
  35
  36 BaseHandle Create()
  37 {
  38   return Dali::Geometry::New();
  39 }
  40
  41 TypeRegistration mType( typeid( Dali::Geometry ), typeid( Dali::Handle ), Create );
  42
  43 } // unnamed namespace
  44
  45 GeometryPtr Geometry::New()
  46 {
  47   GeometryPtr geometry( new Geometry() );
  48   geometry->Initialize();
  49   return geometry;
  50 }
  51
  52 std::size_t Geometry::AddVertexBuffer( PropertyBuffer& vertexBuffer )
  53 {
  54   mVertexBuffers.push_back( &vertexBuffer );
  55   SceneGraph::AddVertexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, *vertexBuffer.GetRenderObject() );
  56   return mVertexBuffers.size() - 1u;
  57 }
  58
  59 std::size_t Geometry::GetNumberOfVertexBuffers() const
  60 {
  61   return mVertexBuffers.size();
  62 }
  63
  64 void Geometry::RemoveVertexBuffer( std::size_t index )
  65 {
  66   const Render::PropertyBuffer& renderPropertyBuffer = static_cast<const Render::PropertyBuffer&>( *(mVertexBuffers[index]->GetRenderObject()) );
  67   SceneGraph::RemoveVertexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, renderPropertyBuffer );
  68
  69   mVertexBuffers.erase( mVertexBuffers.begin() + index );
  70 }
  71
  72 void Geometry::SetIndexBuffer( const unsigned short* indices, size_t count )
  73 {
  74   Dali::Vector<unsigned short> indexData;
  75   if( indices && count )
  76   {
  77     indexData.Resize( count );
  78     std::copy( indices, indices + count, indexData.Begin() );
  79   }
  80
  81   SceneGraph::SetIndexBufferMessage( mEventThreadServices.GetUpdateManager(), *mRenderObject, indexData );
  82 }
  83
  84 void Geometry::SetGeometryType( Dali::Geometry::GeometryType geometryType )
  85 {
  86   if( geometryType != mGeometryType )
  87   {
  88     SceneGraph::SetGeometryTypeMessage(mEventThreadServices.GetUpdateManager(), *mRenderObject, geometryType );
  89
  90     mGeometryType = geometryType;
  91   }
  92 }
  93
  94 Dali::Geometry::GeometryType Geometry::GetGeometryType() const
  95 {
  96   return mGeometryType;
  97 }
  98
  99 void Geometry::SetRequiresDepthTesting( bool requiresDepthTest )
 100 {
 101   if( requiresDepthTest != mRequiresDepthTest )
 102   {
 103     SceneGraph::SetGeometryRequiresDepthTestMessage(mEventThreadServices.GetUpdateManager(), *mRenderObject, requiresDepthTest );
 104
 105     mRequiresDepthTest = requiresDepthTest;
 106   }
 107 }
 108
 109 bool Geometry::GetRequiresDepthTesting() const
 110 {
 111   return mRequiresDepthTest;
 112 }
 113
 114 const Render::Geometry* Geometry::GetRenderObject() const
 115 {
 116   return mRenderObject;
 117 }
 118
 119 Geometry::Geometry()
 120 : mEventThreadServices( *Stage::GetCurrent() ),
 121   mRenderObject( NULL ),
 122   mGeometryType(Dali::Geometry::TRIANGLES),
 123   mRequiresDepthTest(false)
 124 {
 125 }
 126
 127 void Geometry::Initialize()
 128 {
 129   mRenderObject = new Render::Geometry();
 130   AddGeometry( mEventThreadServices.GetUpdateManager(), *mRenderObject );
 131 }
 132
 133 Geometry::~Geometry()
 134 {
 135   if( EventThreadServices::IsCoreRunning() && mRenderObject )
 136   {
 137     RemoveGeometry( mEventThreadServices.GetUpdateManager(), *mRenderObject );
 138   }
 139 }
 140
 141
 142 } // namespace Internal
 143 } // namespace Dali