| /* |
| * Copyright (C) 2007 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_LAYER_BLUR_H |
| #define ANDROID_LAYER_BLUR_H |
| |
| #include <stdint.h> |
| #include <sys/types.h> |
| |
| #include <private/ui/LayerState.h> |
| |
| #include <ui/Region.h> |
| |
| #include "LayerBase.h" |
| |
| namespace android { |
| |
| // --------------------------------------------------------------------------- |
| |
| class LayerBlur : public LayerBaseClient |
| { |
| public: |
| static const uint32_t typeInfo; |
| static const char* const typeID; |
| virtual char const* getTypeID() const { return typeID; } |
| virtual uint32_t getTypeInfo() const { return typeInfo; } |
| |
| LayerBlur(SurfaceFlinger* flinger, DisplayID display, |
| const sp<Client>& client, int32_t i); |
| virtual ~LayerBlur(); |
| |
| virtual void onDraw(const Region& clip) const; |
| virtual bool needsBlending() const { return true; } |
| virtual bool isSecure() const { return false; } |
| |
| virtual uint32_t doTransaction(uint32_t flags); |
| virtual void setVisibleRegion(const Region& visibleRegion); |
| virtual void unlockPageFlip(const Transform& planeTransform, Region& outDirtyRegion); |
| |
| private: |
| bool mCacheDirty; |
| mutable bool mRefreshCache; |
| mutable bool mAutoRefreshPending; |
| nsecs_t mCacheAge; |
| mutable GLuint mTextureName; |
| mutable GLfloat mWidthScale; |
| mutable GLfloat mHeightScale; |
| mutable GLfloat mYOffset; |
| }; |
| |
| // --------------------------------------------------------------------------- |
| |
| }; // namespace android |
| |
| #endif // ANDROID_LAYER_BLUR_H |