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/*
* PARSEC - Framerate Plot
*
* $Author: uberlinuxguy $ - $Date: 2004/09/15 12:25:25 $
*
* Orginally written by:
* Copyright (c) Clemens Beer <cbx@parsec.org> 1999
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
// C library
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <time.h>
// compilation flags/debug support
#include "config.h"
#include "debug.h"
// general definitions
#include "general.h"
#include "objstruc.h"
// global externals
#include "globals.h"
// drawing subsystem
#include "d_misc.h"
// local module header
#include "h_frmplt.h"
// proprietary module headers
#include "con_aux.h"
#include "e_callbk.h"
// ----------------------------------------------------------------------------
//
#define MAX_HORIZ_RESOLUTION 2880
// ----------------------------------------------------------------------------
//
static refframe_t Frames[ MAX_HORIZ_RESOLUTION ];
static int nCurrentIndex = 0;
// draw the framerate plot ----------------------------------------------------
//
int FramePlot_Draw( void* param )
{
if ( AUX_ENABLE_REFFRAME_TIMEPLOT ) {
Frames[ nCurrentIndex ] = CurScreenRefFrames;
for( int i = 0; i < Screen_Width; i++ ) {
int x = nCurrentIndex - i;
if ( x < 0 )
x = Screen_Width + x;
int nHeight = FLOAT2INT( INT2FLOAT( Screen_Height ) * ( INT2FLOAT( Frames[ i ] ) / INT2FLOAT( FRAME_MEASURE_TIMEBASE ) ) );
if ( nHeight > 0 ) {
D_DrawVertBar( x, Screen_Height - 1 - nHeight, 0xffffff, nHeight );
}
}
nCurrentIndex++;
nCurrentIndex %= Screen_Width;
}
return TRUE;
}
// used by G_BOOT::BootFinish() -----------------------------------------------
//
PUBLIC time_t limit_timeval_old;
PUBLIC time_t limit_timeval_cur;
// register frame plot callbacks ----------------------------------------------
//
PRIVATE
void FRAMEPLOT_RegisterCallbacks()
{
// specify callback type and flags
int callbacktype = CBTYPE_DRAW_OVERLAYS | CBFLAG_PERSISTENT;
// register the drawing callback for drawing frameplot
CALLBACK_RegisterCallback( callbacktype, FramePlot_Draw, (void*) NULL );
// init current time used by G_BOOT::BootFinish()
limit_timeval_old = time( &limit_timeval_cur );
}
// module registration function -----------------------------------------------
//
REGISTER_MODULE( H_FRMPLT )
{
for ( int i = 0; i < MAX_HORIZ_RESOLUTION; i++ )
Frames[ i ] = 0;
nCurrentIndex = 0;
FRAMEPLOT_RegisterCallbacks();
}
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