Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 The Android Open Source Project |
| 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 | |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 17 | #ifndef ANDROID_HWUI_RESOURCE_CACHE_H |
| 18 | #define ANDROID_HWUI_RESOURCE_CACHE_H |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 19 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame^] | 20 | #include <cutils/compiler.h> |
| 21 | |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 22 | #include <SkBitmap.h> |
Chet Haase | ad93c2b | 2010-10-22 16:17:12 -0700 | [diff] [blame] | 23 | #include <SkiaColorFilter.h> |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 24 | #include <SkiaShader.h> |
| 25 | #include <utils/KeyedVector.h> |
| 26 | |
| 27 | namespace android { |
| 28 | namespace uirenderer { |
| 29 | |
| 30 | /** |
| 31 | * Type of Resource being cached |
| 32 | */ |
| 33 | enum ResourceType { |
| 34 | kBitmap, |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 35 | kShader, |
Chet Haase | ad93c2b | 2010-10-22 16:17:12 -0700 | [diff] [blame] | 36 | kColorFilter, |
Chet Haase | 5a7e828 | 2011-02-04 12:50:55 -0800 | [diff] [blame] | 37 | kPath, |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 38 | }; |
| 39 | |
| 40 | class ResourceReference { |
| 41 | public: |
| 42 | |
| 43 | ResourceReference() { refCount = 0; recycled = false; destroyed = false;} |
| 44 | ResourceReference(ResourceType type) { |
| 45 | refCount = 0; recycled = false; destroyed = false; resourceType = type; |
| 46 | } |
| 47 | |
| 48 | int refCount; |
| 49 | bool recycled; |
| 50 | bool destroyed; |
| 51 | ResourceType resourceType; |
| 52 | }; |
| 53 | |
Romain Guy | 7953745 | 2011-10-12 13:48:51 -0700 | [diff] [blame^] | 54 | class ANDROID_API ResourceCache { |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 55 | KeyedVector<void *, ResourceReference *>* mCache; |
| 56 | public: |
| 57 | ResourceCache(); |
| 58 | ~ResourceCache(); |
Chet Haase | 5a7e828 | 2011-02-04 12:50:55 -0800 | [diff] [blame] | 59 | void incrementRefcount(SkPath* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 60 | void incrementRefcount(SkBitmap* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 61 | void incrementRefcount(SkiaShader* resource); |
Chet Haase | ad93c2b | 2010-10-22 16:17:12 -0700 | [diff] [blame] | 62 | void incrementRefcount(SkiaColorFilter* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 63 | void incrementRefcount(const void* resource, ResourceType resourceType); |
| 64 | void decrementRefcount(void* resource); |
| 65 | void decrementRefcount(SkBitmap* resource); |
Chet Haase | 5a7e828 | 2011-02-04 12:50:55 -0800 | [diff] [blame] | 66 | void decrementRefcount(SkPath* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 67 | void decrementRefcount(SkiaShader* resource); |
Chet Haase | ad93c2b | 2010-10-22 16:17:12 -0700 | [diff] [blame] | 68 | void decrementRefcount(SkiaColorFilter* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 69 | void recycle(SkBitmap* resource); |
Chet Haase | 5a7e828 | 2011-02-04 12:50:55 -0800 | [diff] [blame] | 70 | void destructor(SkPath* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 71 | void destructor(SkBitmap* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 72 | void destructor(SkiaShader* resource); |
Chet Haase | ad93c2b | 2010-10-22 16:17:12 -0700 | [diff] [blame] | 73 | void destructor(SkiaColorFilter* resource); |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 74 | private: |
| 75 | void deleteResourceReference(void* resource, ResourceReference* ref); |
| 76 | void incrementRefcount(void* resource, ResourceType resourceType); |
| 77 | void logCache(); |
Chet Haase | e7d2295 | 2010-11-11 16:30:16 -0800 | [diff] [blame] | 78 | |
| 79 | /** |
| 80 | * Used to increment, decrement, and destroy. Incrementing is generally accessed on the UI |
| 81 | * thread, but destroying resources may be called from the GC thread, the finalizer thread, |
| 82 | * or a reference queue finalization thread. |
| 83 | */ |
| 84 | mutable Mutex mLock; |
Chet Haase | 5c13d89 | 2010-10-08 08:37:55 -0700 | [diff] [blame] | 85 | }; |
| 86 | |
| 87 | }; // namespace uirenderer |
| 88 | }; // namespace android |
| 89 | |
Romain Guy | 5b3b352 | 2010-10-27 18:57:51 -0700 | [diff] [blame] | 90 | #endif // ANDROID_HWUI_RESOURCE_CACHE_H |