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