dali/devel-api/rendering/geometry.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/devel-api/rendering/geometry.h>  // Dali::Geometry
  20
  21 // INTERNAL INCLUDES
  22 #include <dali/internal/event/rendering/geometry-impl.h> // Dali::Internal::Geometry
  23
  24 namespace Dali
  25 {
  26
  27 Geometry Geometry::New()
  28 {
  29   Internal::GeometryPtr geometry = Internal::Geometry::New();
  30   return Geometry( geometry.Get() );
  31 }
  32
  33 Geometry::Geometry()
  34 {
  35 }
  36
  37 Geometry::~Geometry()
  38 {
  39 }
  40
  41 Geometry::Geometry( const Geometry& handle )
  42 : BaseHandle( handle )
  43 {
  44 }
  45
  46 Geometry Geometry::DownCast( BaseHandle handle )
  47 {
  48   return Geometry( dynamic_cast<Dali::Internal::Geometry*>(handle.GetObjectPtr()));
  49 }
  50
  51 Geometry& Geometry::operator=( const Geometry& handle )
  52 {
  53   BaseHandle::operator=( handle );
  54   return *this;
  55 }
  56
  57 std::size_t Geometry::AddVertexBuffer( PropertyBuffer& vertexBuffer )
  58 {
  59   DALI_ASSERT_ALWAYS( vertexBuffer && "VertexBuffer is not initialized ");
  60   return GetImplementation(*this).AddVertexBuffer( GetImplementation( vertexBuffer ) );
  61 }
  62
  63 std::size_t Geometry::GetNumberOfVertexBuffers() const
  64 {
  65   return GetImplementation(*this).GetNumberOfVertexBuffers();
  66 }
  67
  68 void Geometry::RemoveVertexBuffer( std::size_t index )
  69 {
  70   GetImplementation(*this).RemoveVertexBuffer( index );
  71 }
  72
  73 void Geometry::SetIndexBuffer( const unsigned short* indices, size_t count )
  74 {
  75   GetImplementation(*this).SetIndexBuffer( indices, count );
  76 }
  77
  78 void Geometry::SetGeometryType( GeometryType geometryType )
  79 {
  80   GetImplementation(*this).SetGeometryType( geometryType );
  81 }
  82
  83 Geometry::GeometryType Geometry::GetGeometryType() const
  84 {
  85   return GetImplementation(*this).GetGeometryType();
  86 }
  87
  88 Geometry Geometry::QUAD()
  89 {
  90   Dali::Property::Map quadVertexFormat;
  91   quadVertexFormat["aPosition"] = Dali::Property::VECTOR2;
  92   Dali::PropertyBuffer vertexData = Dali::PropertyBuffer::New( quadVertexFormat );
  93
  94   const float halfQuadSize = .5f;
  95   struct QuadVertex { Dali::Vector2 position; };
  96   QuadVertex quadVertexData[4] = {
  97       { Dali::Vector2(-halfQuadSize, -halfQuadSize) },
  98       { Dali::Vector2(-halfQuadSize, halfQuadSize) },
  99       { Dali::Vector2( halfQuadSize, -halfQuadSize) },
 100       { Dali::Vector2( halfQuadSize, halfQuadSize) } };
 101   vertexData.SetData(quadVertexData, 4);
 102
 103   Dali::Geometry quad = Dali::Geometry::New();
 104   quad.AddVertexBuffer( vertexData );
 105   quad.SetGeometryType( Dali::Geometry::TRIANGLE_STRIP );
 106   return quad;
 107 }
 108
 109 Geometry::Geometry( Internal::Geometry* pointer )
 110 : BaseHandle( pointer )
 111 {
 112 }
 113
 114 } //namespace Dali