987034b563
Native changes to add blur-behind and blur mask effect Change-Id: I54faf82d750e8299de6d261f6a893ab26d08df84 SurfaceFlinger: Adding template for LayerBlur files Change-Id: I444009113b7bdd6c5284863fd1f56358e67d9fe6 SurfaceFlinger: Featurize libuiblur module for OSS build Change-Id: Ifdc176e699434125d17b111c044b8ba954cf717c
70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
/*
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* Copyright (c) 2014, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef ANDROID_SF_FRAME_RATE_HELPER_H
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#define ANDROID_SF_FRAME_RATE_HELPER_H
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#include <utils/Timers.h>
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namespace android {
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class FrameRateHelper {
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public:
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FrameRateHelper() : mTime(0), mFps(0), mFpsCount(0) {}
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~FrameRateHelper() {}
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bool update() {
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mFpsCount++;
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nsecs_t now = systemTime();
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if (ns2ms(now - mTime) > 1000) {
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mFps = mFpsCount;
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mFpsCount = 0;
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mTime = now;
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return true;
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}
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return false;
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}
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unsigned int get() const {
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return mFps;
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}
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private:
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nsecs_t mTime;
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unsigned int mFps;
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unsigned int mFpsCount;
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};
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// ---------------------------------------------------------------------------
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}; // namespace android
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#endif // ANDROID_SF_FRAME_RATE_HELPER_H
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