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Initial commit of Command & Conquer Red Alert source code.

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LFeenanEA
2025-02-27 16:15:05 +00:00
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WINVQ/VQAVIEW/GAMETIME.CPP Normal file
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/*
** 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/>.
*/
/***************************************************************************
** 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 : VQAVIEW *
* *
* File Name : GAMETIME.CPP *
* *
* Programmer : Michael Grayford *
* *
* Start Date : *
* *
* Last Update : Nov 22, 1995 [MG] *
* *
*-------------------------------------------------------------------------*
* Functions: *
* - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - */
//==========================================================================
// INCLUDES
//==========================================================================
#include <windows.h>
#include <gametime.h>
//==========================================================================
// PUBLIC DATA
//==========================================================================
GameTimeClass Game_Time;
/***************************************************************************
* GameTimeClass - Constructor function for GameTimeClass *
* *
* INPUT: *
* *
* OUTPUT: *
* *
* WARNINGS: *
* *
* HISTORY: *
* 11/22/1995 MG : Created. *
*=========================================================================*/
GameTimeClass::GameTimeClass( void )
{
game_start_time = timeGetTime();
}
/***************************************************************************
* Get_Time - returns the time in ms elapsed since game was started *
* *
* INPUT: *
* *
* OUTPUT: *
* unsigned long - time in milliseconds since game was started *
* *
* WARNINGS: *
* *
* HISTORY: *
* 11/22/1995 MG : Created. *
*=========================================================================*/
unsigned long GameTimeClass::Get_Time( void )
{
unsigned long curr_windows_time;
unsigned long game_time;
curr_windows_time = timeGetTime();
if ( curr_windows_time <= game_start_time ) {
// Handles the case if the windows time wraps while playing the game.
game_time = MAX_ULONG - game_start_time + curr_windows_time;
}
else {
game_time = curr_windows_time - game_start_time;
}
return( game_time );
}
/***************************************************************************
* Get_Game_Time - returns the time in ms elapsed since game was started *
* *
* INPUT: *
* *
* OUTPUT: *
* unsigned long - time in milliseconds since game was started *
* *
* WARNINGS: *
* *
* HISTORY: *
* 11/22/1995 MG : Created. *
*=========================================================================*/
unsigned long Get_Game_Time( void )
{
return( Game_Time.Get_Time() );
}