diff options
| author | Bryan Galdrikian <[email protected]> | 2017-02-24 09:32:20 -0800 |
|---|---|---|
| committer | Bryan Galdrikian <[email protected]> | 2017-02-24 09:32:20 -0800 |
| commit | e1bf674c16e3c8472b29574159c789cd3f0c64e0 (patch) | |
| tree | 9f0cfce09c71a2c27ff19589fcad6cd83504477c /NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp | |
| parent | first commit (diff) | |
| download | blast-e1bf674c16e3c8472b29574159c789cd3f0c64e0.tar.xz blast-e1bf674c16e3c8472b29574159c789cd3f0c64e0.zip | |
Updating to [email protected] and [email protected] with a new directory structure.
NvBlast folder is gone, files have been moved to top level directory. README is changed to reflect this.
Diffstat (limited to 'NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp')
| -rw-r--r-- | NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp b/NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp deleted file mode 100644 index 4df23fd..0000000 --- a/NvBlast/tools/ArtistTools/source/BlastPlugin/SampleBase/utils/SampleProfiler.cpp +++ /dev/null @@ -1,223 +0,0 @@ -/* -* Copyright (c) 2008-2015, NVIDIA CORPORATION. All rights reserved. -* -* NVIDIA CORPORATION and its licensors retain all intellectual property -* and proprietary rights in and to this software, related documentation -* and any modifications thereto. Any use, reproduction, disclosure or -* distribution of this software and related documentation without an express -* license agreement from NVIDIA CORPORATION is strictly prohibited. -*/ - - -#include "SampleProfiler.h" -#include <map> -#include <iostream> -#include <fstream> -#include <stack> - -using namespace std::chrono; - -struct ProfileData -{ - steady_clock::time_point start; - - microseconds time; - microseconds prevTime; - microseconds maxTime; - uint32_t calls; - uint32_t prevCalls; - - ProfileData() : time(0), prevTime(0), maxTime(0), calls(0), prevCalls(0) - {} -}; - -struct Node -{ - ProfileData data; - std::map<const char*, Node> childs; - Node* parent; -}; - -static std::map<const char*, Node> s_roots; -static Node* s_currentNode; -static bool s_beginEndMismatch; -static microseconds s_overhead; -static microseconds s_prevOverhead; - -void SampleProfilerInit() -{ - s_roots.clear(); - s_currentNode = nullptr; - s_beginEndMismatch = false; - s_overhead = microseconds(); -} - -void SampleProfilerBegin(const char* name) -{ - auto start = steady_clock::now(); - { - Node* parent = s_currentNode; - if (s_currentNode == nullptr) - { - s_currentNode = &s_roots[name]; - } - else - { - s_currentNode = &s_currentNode->childs[name]; - } - s_currentNode->parent = parent; - s_currentNode->data.calls++; - s_currentNode->data.start = steady_clock::now(); - } - s_overhead += duration_cast<microseconds>(steady_clock::now() - start); -} - -void SampleProfilerEnd() -{ - auto start = steady_clock::now(); - { - if (s_currentNode) - { - auto& data = s_currentNode->data; - data.time += duration_cast<microseconds>(steady_clock::now() - data.start); - data.maxTime = data.time > data.maxTime ? data.time : data.maxTime; - s_currentNode = s_currentNode->parent; - } - else - { - s_beginEndMismatch = true; - } - } - s_overhead += duration_cast<microseconds>(steady_clock::now() - start); -} - -struct SampleProfilerTreeIteratorImpl final : public SampleProfilerTreeIterator -{ - struct StackNode - { - Node* node; - const char* name; - }; - - SampleProfilerTreeIteratorImpl(std::map<const char*, Node>& roots) - { - for (auto& root : roots) - { - m_stack.emplace(StackNode { &root.second, root.first }); - } - - next(); - } - - virtual const Data* data() const override - { - return m_valid ? &m_data : nullptr; - } - - Node* node() - { - return m_node; - } - - virtual bool isDone() const - { - return !m_valid; - } - - virtual void next() - { - if (!m_stack.empty()) - { - auto& e = m_stack.top(); - m_stack.pop(); - m_node = e.node; - m_data.depth = 0; - m_data.hash = (uint64_t)m_node; - for (const Node* p = m_node; p != nullptr; p = p->parent) - { - m_data.depth++; - } - m_data.name = e.name; - m_data.calls = m_node->data.prevCalls; - m_data.time = m_node->data.prevTime; - m_data.maxTime = m_node->data.maxTime; - m_data.hasChilds = !m_node->childs.empty(); - - for (auto it = m_node->childs.rbegin(); it != m_node->childs.rend(); ++it) - { - m_stack.emplace(StackNode { &(*it).second, (*it).first }); - } - m_valid = true; - } - else - { - m_valid = false; - } - } - - virtual void release() - { - delete this; - } - - bool m_valid; - Data m_data; - Node* m_node; - std::stack<StackNode > m_stack; -}; - -void SampleProfilerReset() -{ - for (SampleProfilerTreeIteratorImpl it(s_roots); !it.isDone(); it.next()) - { - auto& data = it.node()->data; - data.prevTime = data.time; - data.prevCalls = data.calls; - data.time = microseconds(); - data.calls = 0; - } - s_currentNode = nullptr; - s_beginEndMismatch = false; - s_prevOverhead = s_overhead; - s_overhead = microseconds(); -} - -bool SampleProfilerIsValid() -{ - return !s_beginEndMismatch; -} - -microseconds SampleProfilerGetOverhead() -{ - return s_prevOverhead; -} - -SampleProfilerTreeIterator* SampleProfilerCreateTreeIterator() -{ - return SampleProfilerIsValid() ? new SampleProfilerTreeIteratorImpl(s_roots) : nullptr; -} - -void SampleProfilerDumpToFile(const char* path) -{ - std::ofstream myfile(path, std::ios_base::out); - if (myfile.is_open()) - { - if (s_beginEndMismatch) - { - myfile << "Error: Begin/End Mismatch.\n"; - } - else - { - myfile << "[Root]\n"; - for(SampleProfilerTreeIteratorImpl it(s_roots); !it.isDone(); it.next()) - { - auto data = it.data(); - for (uint32_t i = 0; i < data->depth; ++i) - myfile << "\t"; - myfile << data->name << " --> calls: " << data->calls << ", total: " << data->time.count() * 0.001 << "ms\n"; - } - } - - myfile.close(); - } -} |