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GOL wraps around the edges

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Philip 2010-11-05 23:17:46 -04:00
parent 76bfb3cc8a
commit 5c91fde92e
1 changed files with 27 additions and 7 deletions
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34
src/powder.c
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@ -825,8 +825,8 @@ void update_particles_i(pixel *vid, int start, int inc)
if(sys_pause&&!framerender) if(sys_pause&&!framerender)
return; return;
if(CGOL>=GSPEED) if(CGOL>=GSPEED)
for(nx=0;nx<XRES;nx++) for(nx=4;nx<XRES-4;nx++)
for(ny=0;ny<YRES;ny++) for(ny=4;ny<YRES-4;ny++)
{ {
CGOL=0; CGOL=0;
r = pmap[ny][nx]; r = pmap[ny][nx];
@ -838,17 +838,37 @@ void update_particles_i(pixel *vid, int start, int inc)
if(parts[r>>8].type==PT_GOL) if(parts[r>>8].type==PT_GOL)
gol[nx][ny] = 1; gol[nx][ny] = 1;
} }
for(nx=0;nx<XRES;nx++) for(nx=4;nx<XRES-4;nx++)
for(ny=0;ny<YRES;ny++) for(ny=4;ny<YRES-4;ny++)
{ {
if(gol[nx][ny]==1) if(gol[nx][ny]==1)
for(int nnx=-1;nnx<2;nnx++) for(int nnx=-1;nnx<2;nnx++)
for(int nny=-1;nny<2;nny++) for(int nny=-1;nny<2;nny++)
if(nx+nnx>=0 && ny+nny>0 && nx+nnx<XRES && ny+nny<YRES) {
if(ny+nny<4&&nx+nnx<4)
gol2[XRES-5][YRES-5] ++;
else if(ny+nny<4&&nx+nnx>=XRES-4)
gol2[4][YRES-5] ++;
else if(ny+nny>=YRES-4&&nx+nnx<4)
gol2[XRES-5][4] ++;
else if(nx+nnx<4)
gol2[XRES-5][ny+nny] ++;
else if(ny+nny<4)
gol2[nx+nnx][YRES-5] ++;
else if(ny+nny>=YRES-4&&nx+nnx>=XRES-4)
gol2[4][4] ++;
else if(ny+nny>=YRES-4)
gol2[nx+nnx][4] ++;
else if(nx+nnx>=XRES-4)
gol2[4][ny+nny] ++;
else
gol2[nx+nnx][ny+nny] ++; gol2[nx+nnx][ny+nny] ++;
}
} }
for(nx=0;nx<XRES;nx++) for(nx=4;nx<XRES-4;nx++)
for(ny=0;ny<YRES;ny++) for(ny=4;ny<YRES-4;ny++)
{ {
r = pmap[ny][nx]; r = pmap[ny][nx];
if(gol2[nx][ny]==3&&gol[nx][ny]==0) if(gol2[nx][ny]==3&&gol[nx][ny]==0)