// Copyright 2016 The SwiftShader Authors. All Rights Reserved.
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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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#include "Config.hpp"
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#include "Common/Thread.hpp"
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#include "Common/Timer.hpp"
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namespace sw
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{
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Profiler profiler;
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Profiler::Profiler()
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{
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reset();
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}
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void Profiler::reset()
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{
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framesSec = 0;
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framesTotal = 0;
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FPS = 0;
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#if PERF_PROFILE
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for(int i = 0; i < PERF_TIMERS; i++)
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{
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cycles[i] = 0;
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}
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ropOperations = 0;
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ropOperationsTotal = 0;
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ropOperationsFrame = 0;
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texOperations = 0;
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texOperationsTotal = 0;
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texOperationsFrame = 0;
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compressedTex = 0;
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compressedTexTotal = 0;
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compressedTexFrame = 0;
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#endif
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}
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void Profiler::nextFrame()
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{
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#if PERF_PROFILE
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ropOperationsFrame = sw::atomicExchange(&ropOperations, 0);
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texOperationsFrame = sw::atomicExchange(&texOperations, 0);
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compressedTexFrame = sw::atomicExchange(&compressedTex, 0);
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ropOperationsTotal += ropOperationsFrame;
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texOperationsTotal += texOperationsFrame;
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compressedTexTotal += compressedTexFrame;
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#endif
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static double fpsTime = sw::Timer::seconds();
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double time = sw::Timer::seconds();
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double delta = time - fpsTime;
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framesSec++;
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if(delta > 1.0)
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{
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FPS = framesSec / delta;
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fpsTime = time;
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framesTotal += framesSec;
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framesSec = 0;
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}
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}
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}
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