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

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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
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114
src/mame/video/hd63484.c
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@ -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) static void HD63484_command_w(UINT16 cmd)
{ {
int len; int len;
@ -1106,9 +1216,7 @@ static void HD63484_command_w(UINT16 cmd)
} }
else if (fifo[0] == 0xc800) /* PAINT */ else if (fifo[0] == 0xc800) /* PAINT */
{ {
// int i; paint(cpx,cpy,cl0);
// for (i=-2; i<90; i++)
// line(cpx,cpy+i,cpx+60,cpy+i,0x0000);
} }
else if ((fifo[0] & 0xfff8) == 0xcc00) /* DOT */ else if ((fifo[0] & 0xfff8) == 0xcc00) /* DOT */
{ {