diff options
Diffstat (limited to 'Source/Internal/stopwatch.cpp')
-rw-r--r-- | Source/Internal/stopwatch.cpp | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/Source/Internal/stopwatch.cpp b/Source/Internal/stopwatch.cpp new file mode 100644 index 00000000..a0a14563 --- /dev/null +++ b/Source/Internal/stopwatch.cpp @@ -0,0 +1,75 @@ +//----------------------------------------------------------------------------- +// Name: stopwatch.cpp +// Developer: Wolfire Games LLC +// Description: +// License: Read below +//----------------------------------------------------------------------------- +// +// Copyright 2022 Wolfire Games LLC +// +// 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 "stopwatch.h" + +#include <Compat/time.h> +#include <Logging/logdata.h> +#include <Threading/sdl_wrapper.h> + +void BusyWaitMilliseconds( uint32_t how_many ) +{ + Stopwatch watch; + while(watch.ReportMilliseconds()<how_many){ + } +} + +void Stopwatch::Start() { + start_time = SDL_TS_GetTicks(); +} + +void Stopwatch::Stop(std::string text) { + uint32_t time_elapsed = StopAndReport(); + LOGI << time_elapsed << " " << text << std::endl; +} + +uint32_t Stopwatch::StopAndReport() { + uint32_t time = SDL_TS_GetTicks(); + uint32_t time_elapsed = time - start_time; + start_time = time; + + return time_elapsed; +} + +uint32_t Stopwatch::ReportMilliseconds() { + uint32_t time = SDL_TS_GetTicks(); + uint32_t time_elapsed = time - start_time; + + return time_elapsed; +} + +void PrecisionStopwatch::Start() { + start_time = GetPrecisionTime(); +} + +void PrecisionStopwatch::Stop(std::string text) { + uint64_t time_elapsed = StopAndReportNanoseconds(); + LOGI << time_elapsed << " " << text << std::endl; +} + +uint64_t PrecisionStopwatch::StopAndReportNanoseconds() { + uint64_t time = GetPrecisionTime(); + uint64_t time_elapsed = time - start_time; + start_time = time; + + return ToNanoseconds(time_elapsed); +} |