CnC_Red_Alert/CODE/BENCH.CPP

168 lines
11 KiB
C++

/*
** Command & Conquer Red Alert(tm)
** Copyright 2025 Electronic Arts Inc.
**
** This program is free software: you can redistribute it and/or modify
** it under the terms of the GNU General Public License as published by
** the Free Software Foundation, either version 3 of the License, or
** (at your option) any later version.
**
** This program is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
** GNU General Public License for more details.
**
** You should have received a copy of the GNU General Public License
** along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/* $Header: /CounterStrike/BENCH.CPP 1 3/03/97 10:24a Joe_bostic $ */
/***********************************************************************************************
*** C O N F I D E N T I A L --- W E S T W O O D S T U D I O S ***
***********************************************************************************************
* *
* Project Name : Command & Conquer *
* *
* File Name : BENCH.CPP *
* *
* Programmer : Joe L. Bostic *
* *
* Start Date : 07/17/96 *
* *
* Last Update : July 18, 1996 [JLB] *
* *
*---------------------------------------------------------------------------------------------*
* Functions: *
* Benchmark::Begin -- Start the benchmark operation. *
* Benchmark::Benchmark -- Constructor for the benchmark object. *
* Benchmark::End -- Mark the end of a benchmarked operation *
* Benchmark::Reset -- Clear out the benchmark statistics. *
* Benchmark::Value -- Fetch the current average benchmark time. *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
#include "bench.h"
#include "mpu.h"
/***********************************************************************************************
* Benchmark::Benchmark -- Constructor for the benchmark object. *
* *
* This will construct the benchmark object. *
* *
* INPUT: none *
* *
* OUTPUT: none *
* *
* WARNINGS: none *
* *
* HISTORY: *
* 07/18/1996 JLB : Created. *
*=============================================================================================*/
Benchmark::Benchmark(void) :
Average(0),
Counter(0),
TotalCount(0)
{
}
/***********************************************************************************************
* Benchmark::Reset -- Clear out the benchmark statistics. *
* *
* Use this routine to clear out all the accumulated statistics within this benchmark *
* object. The object is set just as if it was freshly constructed. *
* *
* INPUT: none *
* *
* OUTPUT: none *
* *
* WARNINGS: none *
* *
* HISTORY: *
* 07/18/1996 JLB : Created. *
*=============================================================================================*/
void Benchmark::Reset(void)
{
Average = 0;
Counter = 0;
TotalCount = 0;
}
/***********************************************************************************************
* Benchmark::Begin -- Start the benchmark operation. *
* *
* Call this routine before the operation to be benchmarked is begun. The corresponding *
* End() function must be called after the operation has completed. *
* *
* INPUT: reset -- Should the entire benchmark object be reset at this time as well? *
* *
* OUTPUT: none *
* *
* WARNINGS: The Begin() and End() functions are NOT nestable. *
* *
* HISTORY: *
* 07/18/1996 JLB : Created. *
*=============================================================================================*/
void Benchmark::Begin(bool reset)
{
if (reset) Reset();
Clock = 0;
}
/***********************************************************************************************
* Benchmark::End -- Mark the end of a benchmarked operation *
* *
* This routine is called at the end of the operation that is being benchmarked. It is *
* important to call this routine as soon as possible after the event being benchmarked *
* has completed. *
* *
* INPUT: none *
* *
* OUTPUT: none *
* *
* WARNINGS: The Being() and End() functions are NOT nestable. *
* *
* HISTORY: *
* 07/18/1996 JLB : Created. *
*=============================================================================================*/
void Benchmark::End(void)
{
unsigned long value = Clock;
if (Counter == MAXIMUM_EVENT_COUNT) {
Average -= Average / MAXIMUM_EVENT_COUNT;
Average += value;
} else {
Average += value;
Counter++;
}
TotalCount++;
}
/***********************************************************************************************
* Benchmark::Value -- Fetch the current average benchmark time. *
* *
* This routine will take the statistics already accumulated and determine the average *
* time recorded. This value will be returned. *
* *
* INPUT: none *
* *
* OUTPUT: Returns with the average time that all events tracked by this object. *
* *
* WARNINGS: none *
* *
* HISTORY: *
* 07/18/1996 JLB : Created. *
*=============================================================================================*/
unsigned long Benchmark::Value(void) const
{
if (Counter) {
return(Average / Counter);
}
return(0);
}