Romain Guy 5b3b35296e Optimize FBO drawing with regions.
This optimization is currently disabled until Launcher is
modified to take advantage of it. The optimization can be
enabled by turning on RENDER_LAYERS_AS_REGIONS in the
OpenGLRenderer.h file.

Change-Id: I2fdf59d0f4dc690a3d7f712173ab8db3848b27b1
2010-11-02 16:17:23 -07:00

79 lines
2.3 KiB
C++

/*
* 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_RESOURCE_CACHE_H
#define ANDROID_HWUI_RESOURCE_CACHE_H
#include <SkBitmap.h>
#include <SkiaColorFilter.h>
#include <SkiaShader.h>
#include <utils/KeyedVector.h>
namespace android {
namespace uirenderer {
/**
* Type of Resource being cached
*/
enum ResourceType {
kBitmap,
kShader,
kColorFilter,
};
class ResourceReference {
public:
ResourceReference() { refCount = 0; recycled = false; destroyed = false;}
ResourceReference(ResourceType type) {
refCount = 0; recycled = false; destroyed = false; resourceType = type;
}
int refCount;
bool recycled;
bool destroyed;
ResourceType resourceType;
};
class ResourceCache {
KeyedVector<void *, ResourceReference *>* mCache;
public:
ResourceCache();
~ResourceCache();
void incrementRefcount(SkBitmap* resource);
void incrementRefcount(SkiaShader* resource);
void incrementRefcount(SkiaColorFilter* resource);
void incrementRefcount(const void* resource, ResourceType resourceType);
void decrementRefcount(void* resource);
void decrementRefcount(SkBitmap* resource);
void decrementRefcount(SkiaShader* resource);
void decrementRefcount(SkiaColorFilter* resource);
void recycle(void* resource);
void recycle(SkBitmap* resource);
void destructor(SkBitmap* resource);
void destructor(SkiaShader* resource);
void destructor(SkiaColorFilter* resource);
private:
void deleteResourceReference(void* resource, ResourceReference* ref);
void incrementRefcount(void* resource, ResourceType resourceType);
void logCache();
};
}; // namespace uirenderer
}; // namespace android
#endif // ANDROID_HWUI_RESOURCE_CACHE_H