1 // Copyright 2016 The SwiftShader Authors. All Rights Reserved. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // http://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include "Config.hpp" 16 17 #include "Thread.hpp" 18 #include "Timer.hpp" 19 20 namespace sw 21 { 22 Profiler profiler; 23 Profiler()24 Profiler::Profiler() 25 { 26 reset(); 27 } 28 reset()29 void Profiler::reset() 30 { 31 framesSec = 0; 32 framesTotal = 0; 33 FPS = 0; 34 35 #if PERF_PROFILE 36 for(int i = 0; i < PERF_TIMERS; i++) 37 { 38 cycles[i] = 0; 39 } 40 41 ropOperations = 0; 42 ropOperationsTotal = 0; 43 ropOperationsFrame = 0; 44 45 texOperations = 0; 46 texOperationsTotal = 0; 47 texOperationsFrame = 0; 48 49 compressedTex = 0; 50 compressedTexTotal = 0; 51 compressedTexFrame = 0; 52 #endif 53 }; 54 nextFrame()55 void Profiler::nextFrame() 56 { 57 #if PERF_PROFILE 58 ropOperationsFrame = sw::atomicExchange(&ropOperations, 0); 59 texOperationsFrame = sw::atomicExchange(&texOperations, 0); 60 compressedTexFrame = sw::atomicExchange(&compressedTex, 0); 61 62 ropOperationsTotal += ropOperationsFrame; 63 texOperationsTotal += texOperationsFrame; 64 compressedTexTotal += compressedTexFrame; 65 #endif 66 67 static double fpsTime = sw::Timer::seconds(); 68 69 double time = sw::Timer::seconds(); 70 double delta = time - fpsTime; 71 framesSec++; 72 73 if(delta > 1.0) 74 { 75 FPS = framesSec / delta; 76 77 fpsTime = time; 78 framesTotal += framesSec; 79 framesSec = 0; 80 } 81 } 82 }