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>
31 #include <dali-toolkit/internal/visuals/texture-manager.h>
41 class ImageAtlasManager;
45 typedef IntrusivePtr<ImageAtlasManager> ImageAtlasManagerPtr;
49 * Caches shaders and geometries. Owned by VisualFactory.
51 class VisualFactoryCache : public RefObject
56 * Type of shader for caching.
62 BORDER_SHADER_ANTI_ALIASING,
63 GRADIENT_SHADER_LINEAR_USER_SPACE,
64 GRADIENT_SHADER_LINEAR_BOUNDING_BOX,
65 GRADIENT_SHADER_RADIAL_USER_SPACE,
66 GRADIENT_SHADER_RADIAL_BOUNDING_BOX,
68 IMAGE_SHADER_ATLAS_DEFAULT_WRAP,
69 IMAGE_SHADER_ATLAS_CUSTOM_WRAP,
75 SHADER_TYPE_MAX = WIREFRAME_SHADER
79 * Type of geometry for caching.
86 NINE_PATCH_BORDER_GEOMETRY,
88 GEOMETRY_TYPE_MAX = WIREFRAME_GEOMETRY
99 * Request geometry of the given type.
100 * @return The geometry of the required type if it exist in the cache. Otherwise, an empty handle is returned.
102 Geometry GetGeometry( GeometryType type );
105 * Cache the geometry of the give type.
106 * @param[in] type The geometry type.
107 * @param[in] geometry The geometry for caching.
109 void SaveGeometry( GeometryType type, Geometry geometry);
112 * Request shader of the given type.
113 * @return The shader of the required type if it exist in the cache. Otherwise, an empty handle is returned.
115 Shader GetShader( ShaderType type );
118 * Cache the geometry of the give type.
119 * @param[in] type The geometry type.
120 * @param[in] geometry The geometry for caching.
122 void SaveShader( ShaderType type, Shader shader );
125 * Greate the quad geometry.
126 * Quad geometry is shared by multiple kind of Renderer, so implement it in the factory-cache.
128 static Geometry CreateQuadGeometry();
131 * Create the grid geometry.
132 * @param[in] gridSize The size of the grid.
133 * @return The created grid geometry.
135 static Geometry CreateGridGeometry( Uint16Pair gridSize );
138 * @brief Returns an image to be used when a visual has failed to correctly render
139 * @return The broken image handle.
141 static Image GetBrokenVisualImage();
145 * Get the image atlas manager.
146 * @return A pointer to the atlas manager
148 ImageAtlasManagerPtr GetAtlasManager();
151 * Get the texture manager
152 * @return A reference to the texture manager
154 TextureManager& GetTextureManager();
157 * Get the N-Patch texture cache.
158 * @return A reference to the N patch loader
160 NPatchLoader& GetNPatchLoader();
163 * Get the SVG rasterization thread.
164 * @return A raw pointer pointing to the SVG rasterization thread.
166 SvgRasterizeThread* GetSVGRasterizationThread();
168 private: // for svg rasterization thread
171 * Applies the rasterized image to material
173 void ApplyRasterizedSVGToSampler();
178 * A reference counted object may only be deleted by calling Unreference()
180 virtual ~VisualFactoryCache();
183 * Undefined copy constructor.
185 VisualFactoryCache(const VisualFactoryCache&);
188 * Undefined assignment operator.
190 VisualFactoryCache& operator=(const VisualFactoryCache& rhs);
193 Geometry mGeometry[GEOMETRY_TYPE_MAX+1];
194 Shader mShader[SHADER_TYPE_MAX+1];
196 ImageAtlasManagerPtr mAtlasManager;
197 TextureManager mTextureManager;
198 NPatchLoader mNPatchLoader;
199 SvgRasterizeThread* mSvgRasterizeThread;
202 } // namespace Internal
204 } // namespace Toolkit
208 #endif // DALI_TOOLKIT_VISUAL_FACTORY_CACHE_H