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- Updated SAA5050 to form 12x20 chars as noted in documentation [Miodrag Milanovic]

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- Updated malzak driver to support SAA5050 changes
This commit is contained in:
Miodrag Milanovic 2010-08-05 09:44:25 +00:00
parent a84ca7093b
commit 35626996bc
3 changed files with 26 additions and 18 deletions
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6
src/emu/video/saa5050.c
View File

@ -319,12 +319,12 @@ void saa5050_update( running_device *device, bitmap_t *bitmap, const rectangle *
{
if (saa5050->flags & SAA5050_DBLHI)
{
drawgfx_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 1], code, colour, 0, 0, sx * 6, ssy * 10);
drawgfx_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 2], code, colour, 0, 0, sx * 6, (ssy + 1) * 10);
drawgfxzoom_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 1], code, colour, 0, 0, sx * 12, ssy * 20, 0x20000, 0x20000);
drawgfxzoom_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 2], code, colour, 0, 0, sx * 12, (ssy + 1) * 20, 0x20000, 0x20000);
}
else
{
drawgfx_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 0], code, colour, 0, 0, sx * 6, ssy * 10);
drawgfxzoom_opaque(bitmap, cliprect, saa5050->screen->machine->gfx[saa5050->gfxnum + 0], code, colour, 0, 0, sx * 12, ssy * 20, 0x20000, 0x20000);
}
}
}

4
src/mame/drivers/malzak.c
View File

@ -409,8 +409,8 @@ static MACHINE_DRIVER_START( malzak )
MDRV_SCREEN_REFRESH_RATE(50)
//MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(SAA5050_VBLANK))
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MDRV_SCREEN_SIZE(240, 256) /* vert size is a guess */
MDRV_SCREEN_VISIBLE_AREA(0, 239, 0, 239)
MDRV_SCREEN_SIZE(480, 512) /* vert size is a guess */
MDRV_SCREEN_VISIBLE_AREA(0, 479, 0, 479)
MDRV_GFXDECODE(malzak)
MDRV_PALETTE_LENGTH(128)

34
src/mame/video/malzak.c
View File

@ -35,15 +35,15 @@ VIDEO_UPDATE( malzak )
for (x = 0; x < 16; x++)
for (y = 0; y < 16; y++)
{
sx = ((x * 16 - 48) - state->malzak_x);
sy = ((y * 16) - state->malzak_y);
sx = ((x * 16 - 48) - state->malzak_x) * 2;
sy = ((y * 16) - state->malzak_y) * 2;
if (sx < -271)
sx += 512;
if (sx < -15)
sx += 256;
if (sx < -271*2)
sx += 512*2;
if (sx < -15*2)
sx += 256*2;
drawgfx_transpen(bitmap,cliprect, screen->machine->gfx[0], state->playfield_code[x * 16 + y], 7, 0, 0, sx, sy, 0);
drawgfxzoom_transpen(bitmap,cliprect, screen->machine->gfx[0], state->playfield_code[x * 16 + y], 7*2, 0, 0, sx, sy, 0x20000, 0x20000, 0);
}
/* update the S2636 chips */
@ -54,20 +54,28 @@ VIDEO_UPDATE( malzak )
{
int y;
for (y = cliprect->min_y; y <= cliprect->max_y; y++)
for (y = cliprect->min_y; y <= cliprect->max_y / 2; y++)
{
int x;
for (x = cliprect->min_x; x <= cliprect->max_x; x++)
for (x = cliprect->min_x; x <= cliprect->max_x / 2; x++)
{
int pixel0 = *BITMAP_ADDR16(s2636_0_bitmap, y, x);
int pixel1 = *BITMAP_ADDR16(s2636_1_bitmap, y, x);
if (S2636_IS_PIXEL_DRAWN(pixel0))
*BITMAP_ADDR16(bitmap, y, x) = S2636_PIXEL_COLOR(pixel0);
if (S2636_IS_PIXEL_DRAWN(pixel0)) {
*BITMAP_ADDR16(bitmap, y*2, x*2) = S2636_PIXEL_COLOR(pixel0);
*BITMAP_ADDR16(bitmap, y*2+1, x*2) = S2636_PIXEL_COLOR(pixel0);
*BITMAP_ADDR16(bitmap, y*2, x*2+1) = S2636_PIXEL_COLOR(pixel0);
*BITMAP_ADDR16(bitmap, y*2+1, x*2+1) = S2636_PIXEL_COLOR(pixel0);
}
if (S2636_IS_PIXEL_DRAWN(pixel1))
*BITMAP_ADDR16(bitmap, y, x) = S2636_PIXEL_COLOR(pixel1);
if (S2636_IS_PIXEL_DRAWN(pixel1)) {
*BITMAP_ADDR16(bitmap, y*2, x*2) = S2636_PIXEL_COLOR(pixel1);
*BITMAP_ADDR16(bitmap, y*2+1, x*2) = S2636_PIXEL_COLOR(pixel1);
*BITMAP_ADDR16(bitmap, y*2, x*2+1) = S2636_PIXEL_COLOR(pixel1);
*BITMAP_ADDR16(bitmap, y*2+1, x*2+1) = S2636_PIXEL_COLOR(pixel1);
}
}
}
}