1 #ifndef DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H
2 #define DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H
5 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
21 #include <dali/public-api/math/uint-16-pair.h>
22 #include <dali/public-api/object/ref-object.h>
23 #include <dali/public-api/rendering/geometry.h>
24 #include <dali/public-api/rendering/shader.h>
25 #include <dali/devel-api/common/owner-container.h>
26 #include <dali/devel-api/object/weak-handle.h>
29 #include <dali-toolkit/internal/visuals/npatch-loader.h>
30 #include <dali-toolkit/internal/visuals/svg/svg-rasterize-thread.h>
41 class ImageAtlasManager;
42 typedef IntrusivePtr<ImageAtlasManager> ImageAtlasManagerPtr;
47 * Caches shaders and geometries. Owned by VisualFactory.
49 class VisualFactoryCache : public RefObject
54 * Type of shader for caching.
60 BORDER_SHADER_ANTI_ALIASING,
61 GRADIENT_SHADER_LINEAR_USER_SPACE,
62 GRADIENT_SHADER_LINEAR_BOUNDING_BOX,
63 GRADIENT_SHADER_RADIAL_USER_SPACE,
64 GRADIENT_SHADER_RADIAL_BOUNDING_BOX,
66 IMAGE_SHADER_ATLAS_DEFAULT_WRAP,
67 IMAGE_SHADER_ATLAS_CUSTOM_WRAP,
72 SHADER_TYPE_MAX = WIREFRAME_SHADER
76 * Type of geometry for caching.
83 NINE_PATCH_BORDER_GEOMETRY,
85 GEOMETRY_TYPE_MAX = WIREFRAME_GEOMETRY
96 * Request geometry of the given type.
97 * @return The geometry of the required type if it exist in the cache. Otherwise, an empty handle is returned.
99 Geometry GetGeometry( GeometryType type );
102 * Cache the geometry of the give type.
103 * @param[in] type The geometry type.
104 * @param[in] geometry The geometry for caching.
106 void SaveGeometry( GeometryType type, Geometry geometry);
109 * Request shader of the given type.
110 * @return The shader of the required type if it exist in the cache. Otherwise, an empty handle is returned.
112 Shader GetShader( ShaderType type );
115 * Cache the geometry of the give type.
116 * @param[in] type The geometry type.
117 * @param[in] geometry The geometry for caching.
119 void SaveShader( ShaderType type, Shader shader );
122 * Greate the quad geometry.
123 * Quad geometry is shared by multiple kind of Renderer, so implement it in the factory-cache.
125 static Geometry CreateQuadGeometry();
128 * Create the grid geometry.
129 * @param[in] gridSize The size of the grid.
130 * @return The created grid geometry.
132 static Geometry CreateGridGeometry( Uint16Pair gridSize );
135 * @brief Returns an image to be used when a visual has failed to correctly render
136 * @return The broken image handle.
138 static Image GetBrokenVisualImage();
142 * Get the image atlas manager.
143 * @return A pointer to the atlas manager
145 ImageAtlasManagerPtr GetAtlasManager();
148 * Get the N-Patch texture cache.
149 * @return A reference to the N patch loader
151 NPatchLoader& GetNPatchLoader();
154 * Get the SVG rasterization thread.
155 * @return A raw pointer pointing to the SVG rasterization thread.
157 SvgRasterizeThread* GetSVGRasterizationThread();
159 private: // for svg rasterization thread
162 * Applies the rasterized image to material
164 void ApplyRasterizedSVGToSampler();
169 * A reference counted object may only be deleted by calling Unreference()
171 virtual ~VisualFactoryCache();
174 * Undefined copy constructor.
176 VisualFactoryCache(const VisualFactoryCache&);
179 * Undefined assignment operator.
181 VisualFactoryCache& operator=(const VisualFactoryCache& rhs);
184 Geometry mGeometry[GEOMETRY_TYPE_MAX+1];
185 Shader mShader[SHADER_TYPE_MAX+1];
187 ImageAtlasManagerPtr mAtlasManager;
188 NPatchLoader mNPatchLoader;
190 SvgRasterizeThread* mSvgRasterizeThread;
193 } // namespace Internal
195 } // namespace Toolkit
199 #endif // DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H