69 lines
2.1 KiB
C++
69 lines
2.1 KiB
C++
/*
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* Copyright (C) 2007 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef ANDROID_LAYER_BLUR_H
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#define ANDROID_LAYER_BLUR_H
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#include <stdint.h>
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#include <sys/types.h>
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#include <private/ui/LayerState.h>
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#include <ui/Region.h>
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#include "LayerBase.h"
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namespace android {
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// ---------------------------------------------------------------------------
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class LayerBlur : public LayerBaseClient
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{
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public:
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static const uint32_t typeInfo;
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static const char* const typeID;
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virtual char const* getTypeID() const { return typeID; }
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virtual uint32_t getTypeInfo() const { return typeInfo; }
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LayerBlur(SurfaceFlinger* flinger, DisplayID display,
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const sp<Client>& client, int32_t i);
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virtual ~LayerBlur();
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virtual void onDraw(const Region& clip) const;
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virtual bool needsBlending() const { return true; }
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virtual bool isSecure() const { return false; }
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virtual uint32_t doTransaction(uint32_t flags);
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virtual void setVisibleRegion(const Region& visibleRegion);
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virtual void unlockPageFlip(const Transform& planeTransform, Region& outDirtyRegion);
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private:
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bool mCacheDirty;
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mutable bool mRefreshCache;
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mutable bool mAutoRefreshPending;
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nsecs_t mCacheAge;
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mutable GLuint mTextureName;
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mutable GLfloat mWidthScale;
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mutable GLfloat mHeightScale;
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mutable GLfloat mYOffset;
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};
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// ---------------------------------------------------------------------------
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}; // namespace android
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#endif // ANDROID_LAYER_BLUR_H
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