mirror of
https://github.com/deater/dos33fsprogs.git
synced 2024-08-15 02:29:09 +00:00
56 lines
930 B
C
56 lines
930 B
C
/* Note, based on info from http://fabiensanglard.net/doom_fire_psx/ */
|
|
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <unistd.h>
|
|
#include <math.h>
|
|
|
|
#include "tfv_zp.h"
|
|
#include "gr-sim.h"
|
|
// 0 1 2 3 4 5 6 7
|
|
unsigned char colors[]={15,13,9,1,8,5,0,0};
|
|
// 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
|
|
unsigned char reverse[]={6,3,6,6,6,5,6,6,4,2,6, 6, 6, 1, 6, 0};
|
|
|
|
int main(int argc, char **argv) {
|
|
|
|
int ch,xx,yy,col,r;
|
|
|
|
grsim_init();
|
|
|
|
gr();
|
|
clear_screens();
|
|
|
|
color_equals(15);
|
|
hlin(0,0,40,39);
|
|
|
|
ram[DRAW_PAGE]=0x0;
|
|
|
|
while(1) {
|
|
|
|
|
|
for(yy=0;yy<39;yy++) {
|
|
for(xx=1;xx<39;xx++) {
|
|
|
|
r=rand()&3;
|
|
|
|
col=scrn(xx,yy+1);
|
|
col=reverse[col];
|
|
color_equals(colors[col+(r&1)]);
|
|
plot(xx,yy);
|
|
//plot(xx-r+2,yy);
|
|
// printf("plot %d,%d = %d\n",xx,yy,colors[col]);
|
|
}
|
|
|
|
}
|
|
|
|
grsim_update();
|
|
ch=grsim_input();
|
|
if (ch=='q') exit(0);
|
|
usleep(20000);
|
|
|
|
}
|
|
|
|
return 0;
|
|
}
|