Differential D3850 Diff 20249 extern/mantaflow/preprocessed/timing.cpp

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extern/mantaflow/preprocessed/timing.cpp

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				// DO NOT EDIT !
				// This file is generated using the MantaFlow preprocessor (prep generate).

				/******************************************************************************
				*
				* MantaFlow fluid solver framework
				* Copyright 2011 Tobias Pfaff, Nils Thuerey
				*
				* This program is free software, distributed under the terms of the
				* Apache License, Version 2.0
				* http://www.apache.org/licenses/LICENSE-2.0
				*
				* Plugin timing
				*
				******************************************************************************/

				#include "timing.h"
				#include <fstream>

				using namespace std;
				namespace Manta {

				TimingData::TimingData() : updated(false), num(0)
				{
				}

				void TimingData::start(FluidSolver *parent, const string &name)
				{
				mLastPlugin = name;
				mPluginTimer.get();
				}

				void TimingData::stop(FluidSolver *parent, const string &name)
				{
				if (mLastPlugin == name && name != "FluidSolver::step") {
				updated = true;
				const string parentName = parent ? parent->getName() : "";
				MuTime diff = mPluginTimer.update();
				vector<TimingSet> &cur = mData[name];
				for (vector<TimingSet>::iterator it = cur.begin(); it != cur.end(); it++) {
				if (it->solver == parentName) {
				it->cur += diff;
				it->updated = true;
				return;
				}
				}
				TimingSet s;
				s.solver = parentName;
				s.cur = diff;
				s.updated = true;
				cur.push_back(s);
				}
				}

				void TimingData::step()
				{
				if (updated)
				num++;
				std::map<std::string, std::vector<TimingSet>>::iterator it;
				for (it = mData.begin(); it != mData.end(); it++) {
				for (vector<TimingSet>::iterator it2 = it->second.begin(); it2 != it->second.end(); it2++) {
				if (it2->updated) {
				it2->total += it2->cur;
				it2->num++;
				}
				it2->cur.clear();
				it2->updated = false;
				}
				}
				updated = false;
				}

				void TimingData::print()
				{
				MuTime total;
				total.clear();
				std::map<std::string, std::vector<TimingSet>>::iterator it;
				for (it = mData.begin(); it != mData.end(); it++)
				for (vector<TimingSet>::iterator it2 = it->second.begin(); it2 != it->second.end(); it2++)
				total += it2->cur;

				printf("\n-- STEP %3d ----------------------------\n", num);
				for (it = mData.begin(); it != mData.end(); it++) {
				for (vector<TimingSet>::iterator it2 = it->second.begin(); it2 != it->second.end(); it2++) {
				if (!it2->updated)
				continue;
				string name = it->first;
				if (it->second.size() > 1 && !it2->solver.empty())
				name += "[" + it2->solver + "]";
				printf("[%4.1f%%] %s (%s)\n",
				100.0 * ((Real)it2->cur.time / (Real)total.time),
				name.c_str(),
				it2->cur.toString().c_str());
				}
				}
				step();

				printf("----------------------------------------\n");
				printf("Total : %s\n\n", total.toString().c_str());
				}

				void TimingData::saveMean(const string &filename)
				{
				ofstream ofs(filename.c_str());
				step();
				if (!ofs.good())
				errMsg("can't open " + filename + " as timing log");
				ofs << "Mean timings of " << num << " steps :" << endl << endl;
				MuTime total;
				total.clear();
				std::map<std::string, std::vector<TimingSet>>::iterator it;
				for (it = mData.begin(); it != mData.end(); it++)
				for (vector<TimingSet>::iterator it2 = it->second.begin(); it2 != it->second.end(); it2++) {
				total += it2->cur;
				string name = it->first;
				if (it->second.size() > 1)
				name += "[" + it2->solver + "]";

				ofs << name << " " << (it2->total / it2->num) << endl;
				}

				ofs << endl << "Total : " << total << " (mean " << total / num << ")" << endl;
				ofs.close();
				}

				} // namespace Manta