| /* |
| * Copyright (C) 2010 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #ifndef ANDROID_HWUI_CACHES_H |
| #define ANDROID_HWUI_CACHES_H |
| |
| #ifndef LOG_TAG |
| #define LOG_TAG "OpenGLRenderer" |
| #endif |
| |
| #include <utils/Singleton.h> |
| |
| #include "Extensions.h" |
| #include "FontRenderer.h" |
| #include "GammaFontRenderer.h" |
| #include "TextureCache.h" |
| #include "LayerCache.h" |
| #include "GradientCache.h" |
| #include "PatchCache.h" |
| #include "ProgramCache.h" |
| #include "PathCache.h" |
| #include "TextDropShadowCache.h" |
| #include "FboCache.h" |
| #include "ResourceCache.h" |
| |
| namespace android { |
| namespace uirenderer { |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Globals |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| #define REQUIRED_TEXTURE_UNITS_COUNT 3 |
| |
| #define REGION_MESH_QUAD_COUNT 512 |
| |
| // Generates simple and textured vertices |
| #define FV(x, y, u, v) { { x, y }, { u, v } } |
| |
| // This array is never used directly but used as a memcpy source in the |
| // OpenGLRenderer constructor |
| static const TextureVertex gMeshVertices[] = { |
| FV(0.0f, 0.0f, 0.0f, 0.0f), |
| FV(1.0f, 0.0f, 1.0f, 0.0f), |
| FV(0.0f, 1.0f, 0.0f, 1.0f), |
| FV(1.0f, 1.0f, 1.0f, 1.0f) |
| }; |
| static const GLsizei gMeshStride = sizeof(TextureVertex); |
| static const GLsizei gMeshTextureOffset = 2 * sizeof(float); |
| static const GLsizei gMeshCount = 4; |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Debug |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| struct CacheLogger { |
| CacheLogger() { |
| LOGD("Creating caches"); |
| } |
| }; // struct CacheLogger |
| |
| /////////////////////////////////////////////////////////////////////////////// |
| // Caches |
| /////////////////////////////////////////////////////////////////////////////// |
| |
| class Caches: public Singleton<Caches> { |
| Caches(); |
| ~Caches(); |
| |
| friend class Singleton<Caches>; |
| |
| CacheLogger mLogger; |
| |
| GLuint mCurrentBuffer; |
| |
| // Used to render layers |
| TextureVertex* mRegionMesh; |
| GLuint mRegionMeshIndices; |
| |
| public: |
| /** |
| * Indicates whether the renderer is in debug mode. |
| * This debug mode provides limited information to app developers. |
| */ |
| DebugLevel getDebugLevel() const { |
| return mDebugLevel; |
| } |
| |
| /** |
| * Call this on each frame to ensure that garbage is deleted from |
| * GPU memory. |
| */ |
| void clearGarbage(); |
| |
| /** |
| * Binds the VBO used to render simple textured quads. |
| */ |
| void bindMeshBuffer(); |
| |
| /** |
| * Binds the specified VBO if needed. |
| */ |
| void bindMeshBuffer(const GLuint buffer); |
| |
| /** |
| * Unbinds the VBO used to render simple textured quads. |
| */ |
| void unbindMeshBuffer(); |
| |
| /** |
| * Returns the mesh used to draw regions. Calling this method will |
| * bind a VBO of type GL_ELEMENT_ARRAY_BUFFER that contains the |
| * indices for the region mesh. |
| */ |
| TextureVertex* getRegionMesh(); |
| |
| /** |
| * Displays the memory usage of each cache and the total sum. |
| */ |
| void dumpMemoryUsage(); |
| |
| bool blend; |
| GLenum lastSrcMode; |
| GLenum lastDstMode; |
| Program* currentProgram; |
| |
| // VBO to draw with |
| GLuint meshBuffer; |
| |
| // GL extensions |
| Extensions extensions; |
| |
| // Misc |
| GLint maxTextureSize; |
| |
| TextureCache textureCache; |
| LayerCache layerCache; |
| GradientCache gradientCache; |
| ProgramCache programCache; |
| PathCache pathCache; |
| PatchCache patchCache; |
| TextDropShadowCache dropShadowCache; |
| FboCache fboCache; |
| GammaFontRenderer fontRenderer; |
| ResourceCache resourceCache; |
| |
| private: |
| DebugLevel mDebugLevel; |
| }; // class Caches |
| |
| }; // namespace uirenderer |
| }; // namespace android |
| |
| #endif // ANDROID_HWUI_CACHES_H |