Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-07-01 08:18:59 +03:00
Code Issues Actions Packages Projects Releases Wiki Activity

first implementation of PAINT command (for now only 4bpp and 8bpp supported and the pattern is not supported)

Browse Source
This commit is contained in:
Roberto Zandona 2008-08-21 06:57:44 +00:00
parent 7b13f5ba98
commit c783bad331
1 changed files with 111 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

114
src/mame/video/hd63484.c
View File

@ -840,6 +840,116 @@ void line(INT16 sx, INT16 sy, INT16 ex, INT16 ey, INT16 col)
}
void paint(int sx, int sy, int col)
{
int getpixel;
dot(sx,sy,0,col);
getpixel = get_pixel(sx+1,sy);
switch ((HD63484_reg[0x02/2] & 0x700) >> 8)
{
case 0:
break;
case 1:
break;
case 2:
getpixel = (getpixel << 12) | (getpixel << 8) | (getpixel << 4) | (getpixel << 0);
break;
case 3:
getpixel = (getpixel << 8) | (getpixel << 0);
break;
case 4:
break;
default:
logerror ("Graphic bit mode not supported\n");
}
if ((getpixel != col) && (getpixel != edg))
{
sx++;
paint(sx,sy,col);
sx--;
}
getpixel = get_pixel(sx-1,sy);
switch ((HD63484_reg[0x02/2] & 0x700) >> 8)
{
case 0:
break;
case 1:
break;
case 2:
getpixel = (getpixel << 12) | (getpixel << 8) | (getpixel << 4) | (getpixel << 0);
break;
case 3:
getpixel = (getpixel << 8) | (getpixel << 0);
break;
case 4:
break;
default:
logerror ("Graphic bit mode not supported\n");
}
if ((getpixel != col) && (getpixel != edg))
{
sx--;
paint(sx,sy,col);
sx++;
}
getpixel = get_pixel(sx,sy+1);
switch ((HD63484_reg[0x02/2] & 0x700) >> 8)
{
case 0:
break;
case 1:
break;
case 2:
getpixel = (getpixel << 12) | (getpixel << 8) | (getpixel << 4) | (getpixel << 0);
break;
case 3:
getpixel = (getpixel << 8) | (getpixel << 0);
break;
case 4:
break;
default:
logerror ("Graphic bit mode not supported\n");
}
if ((getpixel != col) && (getpixel != edg))
{
sy++;
paint(sx,sy,col);
sy--;
}
getpixel = get_pixel(sx,sy-1);
switch ((HD63484_reg[0x02/2] & 0x700) >> 8)
{
case 0:
break;
case 1:
break;
case 2:
getpixel = (getpixel << 12) | (getpixel << 8) | (getpixel << 4) | (getpixel << 0);
break;
case 3:
getpixel = (getpixel << 8) | (getpixel << 0);
break;
case 4:
break;
default:
logerror ("Graphic bit mode not supported\n");
}
if ((getpixel != col) && (getpixel != edg))
{
sy--;
paint(sx,sy,col);
sy++;
}
}
static void HD63484_command_w(UINT16 cmd)
{
int len;
@ -1106,9 +1216,7 @@ static void HD63484_command_w(UINT16 cmd)
}
else if (fifo[0] == 0xc800) /* PAINT */
{
// int i;
// for (i=-2; i<90; i++)
// line(cpx,cpy+i,cpx+60,cpy+i,0x0000);
paint(cpx,cpy,cl0);
}
else if ((fifo[0] & 0xfff8) == 0xcc00) /* DOT */
{