1 /**************************************************************************
3 * Copyright 2012 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
24 **************************************************************************/
26 #include "trace_profiler.hpp"
31 #include "os_time.hpp"
47 void Profiler::setup(bool cpuTimes_, bool gpuTimes_, bool pixelsDrawn_)
51 pixelsDrawn = pixelsDrawn_;
53 std::cout << "# frame_begin no gpu_start cpu_start" << std::endl;
54 std::cout << "# frame_end no gpu_end gpu_dura cpu_end cpu_dura" << std::endl;
55 std::cout << "# call no gpu_start gpu_dura cpu_start cpu_dura pixels program name" << std::endl;
58 void Profiler::setBaseTimes(uint64_t gpuStart, uint64_t cpuStart)
60 baseCpuTime = cpuStart;
61 baseGpuTime = gpuStart;
64 void Profiler::addCall(unsigned no,
68 uint64_t gpuStart, uint64_t gpuDuration,
69 uint64_t cpuStart, uint64_t cpuDuration)
72 gpuStart -= baseGpuTime;
79 double cpuTimeScale = 1.0E9 / os::timeFrequency;
80 cpuStart = (cpuStart - baseCpuTime) * cpuTimeScale;
81 cpuDuration = cpuDuration * cpuTimeScale;
103 void Profiler::addFrameStart(unsigned no, uint64_t gpuStart, uint64_t cpuStart)
106 lastFrame.gpuStart = gpuStart;
107 lastFrame.cpuStart = cpuStart;
110 gpuStart = gpuStart - baseGpuTime;
116 double cpuTimeScale = 1.0E9 / os::timeFrequency;
117 cpuStart = (cpuStart - baseCpuTime) * cpuTimeScale;
122 std::cout << "frame_begin"
129 void Profiler::addFrameEnd(uint64_t gpuEnd, uint64_t cpuEnd)
131 uint64_t gpuDuration, cpuDuration;
134 gpuDuration = gpuEnd - lastFrame.gpuStart;
135 gpuEnd = gpuEnd - baseGpuTime;
142 double cpuTimeScale = 1.0E9 / os::timeFrequency;
143 cpuDuration = (cpuEnd - lastFrame.cpuStart) * cpuTimeScale;
144 cpuEnd = (cpuEnd - baseCpuTime) * cpuTimeScale;
150 std::cout << "frame_end"
151 << " " << lastFrame.no
153 << " " << gpuDuration
155 << " " << cpuDuration
159 void Profiler::parseLine(const char* in, Profile* profile)
161 std::stringstream line(in, std::ios_base::in);
164 if (in[0] == '#' || strlen(in) < 12)
169 if (type.compare("call") == 0) {
170 assert(profile->frames.size());
182 profile->frames.back().calls.push_back(call);
183 } else if (type.compare("frame_begin") == 0) {
184 Profile::Frame frame;
185 frame.gpuDuration = 0;
186 frame.cpuDuration = 0;
192 profile->frames.push_back(frame);
193 } else if (type.compare("frame_end") == 0) {
194 assert(profile->frames.size());
195 Profile::Frame& frame = profile->frames.back();
202 >> frame.cpuDuration;