2 * Copyright (c) 2020 Samsung Electronics Co., Ltd.
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #include "visual-factory-cache.h"
21 #include <dali/devel-api/common/hash.h>
22 #include <dali/devel-api/adaptor-framework/image-loading.h>
25 #include <dali-toolkit/internal/visuals/color/color-visual.h>
26 #include <dali-toolkit/internal/visuals/svg/svg-visual.h>
27 #include <dali-toolkit/internal/visuals/image-atlas-manager.h>
38 VisualFactoryCache::VisualFactoryCache( bool preMultiplyOnLoad )
39 : mSvgRasterizeThread( NULL ),
40 mVectorAnimationThread(),
42 mPreMultiplyOnLoad( preMultiplyOnLoad )
46 VisualFactoryCache::~VisualFactoryCache()
48 SvgRasterizeThread::TerminateThread( mSvgRasterizeThread );
51 Geometry VisualFactoryCache::GetGeometry( GeometryType type )
53 if( !mGeometry[type] && type == QUAD_GEOMETRY )
55 mGeometry[type] = CreateQuadGeometry();
58 return mGeometry[type];
61 void VisualFactoryCache::SaveGeometry( GeometryType type, Geometry geometry )
63 mGeometry[type] = geometry;
66 Shader VisualFactoryCache::GetShader( ShaderType type )
71 void VisualFactoryCache::SaveShader( ShaderType type, Shader shader )
73 mShader[type] = shader;
76 Geometry VisualFactoryCache::CreateQuadGeometry()
78 const float halfWidth = 0.5f;
79 const float halfHeight = 0.5f;
80 struct QuadVertex { Vector2 position;};
81 QuadVertex quadVertexData[4] =
83 { Vector2(-halfWidth, -halfHeight) },
84 { Vector2(-halfWidth, halfHeight) },
85 { Vector2( halfWidth, -halfHeight) },
86 { Vector2( halfWidth, halfHeight) }
89 Property::Map quadVertexFormat;
90 quadVertexFormat["aPosition"] = Property::VECTOR2;
91 PropertyBuffer quadVertices = PropertyBuffer::New( quadVertexFormat );
92 quadVertices.SetData( quadVertexData, 4 );
94 // Create the geometry object
95 Geometry geometry = Geometry::New();
96 geometry.AddVertexBuffer( quadVertices );
97 geometry.SetType( Geometry::TRIANGLE_STRIP );
102 ImageAtlasManagerPtr VisualFactoryCache::GetAtlasManager()
106 mAtlasManager = new ImageAtlasManager();
107 mAtlasManager->SetBrokenImage( mBrokenImageUrl );
110 return mAtlasManager;
113 TextureManager& VisualFactoryCache::GetTextureManager()
115 return mTextureManager;
118 NPatchLoader& VisualFactoryCache::GetNPatchLoader()
120 return mNPatchLoader;
123 SvgRasterizeThread* VisualFactoryCache::GetSVGRasterizationThread()
125 if( !mSvgRasterizeThread )
127 mSvgRasterizeThread = new SvgRasterizeThread( new EventThreadCallback( MakeCallback( this, &VisualFactoryCache::ApplyRasterizedSVGToSampler ) ) );
128 mSvgRasterizeThread->Start();
130 return mSvgRasterizeThread;
133 VectorAnimationThread& VisualFactoryCache::GetVectorAnimationThread()
135 if( !mVectorAnimationThread )
137 mVectorAnimationThread = std::unique_ptr< VectorAnimationThread >( new VectorAnimationThread() );
138 mVectorAnimationThread->Start();
140 return *mVectorAnimationThread;
143 void VisualFactoryCache::ApplyRasterizedSVGToSampler()
145 while( RasterizingTaskPtr task = mSvgRasterizeThread->NextCompletedTask() )
147 task->GetSvgVisual()->ApplyRasterizedImage( task->GetParsedImage(), task->GetPixelData() );
151 Geometry VisualFactoryCache::CreateGridGeometry( Uint16Pair gridSize )
153 uint16_t gridWidth = gridSize.GetWidth();
154 uint16_t gridHeight = gridSize.GetHeight();
157 Vector< Vector2 > vertices;
158 vertices.Reserve( ( gridWidth + 1 ) * ( gridHeight + 1 ) );
160 for( int y = 0; y < gridHeight + 1; ++y )
162 for( int x = 0; x < gridWidth + 1; ++x )
164 vertices.PushBack( Vector2( (float)x/gridWidth - 0.5f, (float)y/gridHeight - 0.5f) );
169 Vector< unsigned short > indices;
170 indices.Reserve( (gridWidth+2)*gridHeight*2 - 2);
172 for( unsigned int row = 0u; row < gridHeight; ++row )
174 unsigned int rowStartIndex = row*(gridWidth+1u);
175 unsigned int nextRowStartIndex = rowStartIndex + gridWidth +1u;
177 if( row != 0u ) // degenerate index on non-first row
179 indices.PushBack( rowStartIndex );
182 for( unsigned int column = 0u; column < gridWidth+1u; column++) // main strip
184 indices.PushBack( rowStartIndex + column);
185 indices.PushBack( nextRowStartIndex + column);
188 if( row != gridHeight-1u ) // degenerate index on non-last row
190 indices.PushBack( nextRowStartIndex + gridWidth );
194 Property::Map vertexFormat;
195 vertexFormat[ "aPosition" ] = Property::VECTOR2;
196 PropertyBuffer vertexPropertyBuffer = PropertyBuffer::New( vertexFormat );
197 if( vertices.Size() > 0 )
199 vertexPropertyBuffer.SetData( &vertices[ 0 ], vertices.Size() );
202 Property::Map indexFormat;
203 indexFormat[ "indices" ] = Property::INTEGER;
204 PropertyBuffer indexPropertyBuffer = PropertyBuffer::New( indexFormat );
207 // Create the geometry object
208 Geometry geometry = Geometry::New();
209 geometry.AddVertexBuffer( vertexPropertyBuffer );
210 if( indices.Size() > 0 )
212 geometry.SetIndexBuffer( &indices[ 0 ], indices.Size() );
215 geometry.SetType( Geometry::TRIANGLE_STRIP );
220 Texture VisualFactoryCache::GetBrokenVisualImage()
222 if(!mBrokenImageTexture && mBrokenImageUrl.size())
225 Devel::PixelBuffer pixelBuffer = LoadImageFromFile( mBrokenImageUrl );
228 data = Devel::PixelBuffer::Convert(pixelBuffer); // takes ownership of buffer
229 mBrokenImageTexture = Texture::New( Dali::TextureType::TEXTURE_2D, data.GetPixelFormat(),
230 data.GetWidth(), data.GetHeight() );
231 mBrokenImageTexture.Upload( data );
234 return mBrokenImageTexture;
237 void VisualFactoryCache::SetPreMultiplyOnLoad( bool preMultiply )
239 mPreMultiplyOnLoad = preMultiply;
242 bool VisualFactoryCache::GetPreMultiplyOnLoad()
244 return mPreMultiplyOnLoad;
247 void VisualFactoryCache::SetBrokenImageUrl(const std::string& brokenImageUrl)
249 mBrokenImageUrl = brokenImageUrl;
253 mAtlasManager = new ImageAtlasManager();
256 mAtlasManager->SetBrokenImage( mBrokenImageUrl );
257 mTextureManager.SetBrokenImageUrl( mBrokenImageUrl );
260 } // namespace Internal
262 } // namespace Toolkit