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Improved bg gfxs in Super Crowns Golf, needs to move the bg drawing function from VIDEO_UPDATE to handler +

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This commit is contained in:
Angelo Salese 2009-05-30 19:23:48 +00:00
parent 818b17bc13
commit 5cc50b43a9
1 changed files with 41 additions and 21 deletions
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62
src/mame/drivers/suprgolf.c
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@ -69,7 +69,7 @@ static WRITE8_HANDLER( rom2_bank_select_w )
static MACHINE_RESET( suprgolf )
{
msm_nmi_mask = 0;
}
static VIDEO_START( suprgolf )
@ -87,6 +87,7 @@ static void bg_draw(running_machine *machine, bitmap_t *bitmap, const rectangle
{
int x,y,trans;
UINT32 count;
UINT16 alpha_val;
count = starting_offs<<16;
trans = starting_offs;
@ -97,33 +98,52 @@ static void bg_draw(running_machine *machine, bitmap_t *bitmap, const rectangle
{
UINT16 color;
color = ((suprgolf_bg_pen[count] & 0xff)<<4) | ((suprgolf_bg_vram[count] & 0xf0)>>4);
//color+= ((suprgolf_bg_pen[count+0x10000])<<4);
//if((x)<video_screen_get_visible_area(machine)->max_x && ((y)+0)<video_screen_get_visible_area(machine)->max_y)
if(x+1 < 256)
color = ((suprgolf_bg_vram[count] & 0xf0)>>4);
if(suprgolf_bg_pen[count] & 0x80)
color |= ((suprgolf_bg_pen[count] & 0x7f)<<4);
else
{
/* TODO */
color |= ((suprgolf_bg_pen[count] & 0x7f)<<4);
//color |= 0x73<<4;//((suprgolf_bg_vram[count+0x10000] & 0x0f)<<4);
}
alpha_val = 0;//(paletteram[color*2]+256*paletteram[color*2+1]) & 0x8000;
if((x+1) >= 0 && (x+1) < 256 && (!(alpha_val)))
{
if(trans)
{
if((suprgolf_bg_vram[count] & 0xf0) != 0xf0)
*BITMAP_ADDR32(bitmap, y, x+1) = machine->pens[(color & 0x7ff)];
*BITMAP_ADDR16(bitmap, y, (x+1)) = machine->pens[(color & 0x7ff)];
}
else
*BITMAP_ADDR32(bitmap, y, x+1) = machine->pens[(color & 0x7ff)];
*BITMAP_ADDR16(bitmap, y, (x+1)) = machine->pens[(color & 0x7ff)];
}
color = ((suprgolf_bg_pen[count] & 0xff)<<4) | (suprgolf_bg_vram[count] & 0x0f);
//color+= ((suprgolf_bg_pen[count+0x10000])<<4);
color = (suprgolf_bg_vram[count] & 0x0f);
//if((x+1)<video_screen_get_visible_area(screen)->max_x && ((y)+0)<video_screen_get_visible_area(screen)->max_y)
if(x < 256)
if(suprgolf_bg_pen[count] & 0x80)
color |= ((suprgolf_bg_pen[count] & 0x7f)<<4);
else
{
/* TODO */
color |= ((suprgolf_bg_pen[count] & 0x7f)<<4);
//color |= 0x73<<4;//((suprgolf_bg_vram[count+0x10000] & 0x0f)<<4);
}
alpha_val = 0;//(paletteram[color*2]+256*paletteram[color*2+1]) & 0x8000;
if(x >= 0 && x < 256 && (!(alpha_val)))
{
if(trans)
{
if((suprgolf_bg_vram[count] & 0x0f) != 0x0f)
*BITMAP_ADDR32(bitmap, y, x) = machine->pens[(color & 0x7ff)];
*BITMAP_ADDR16(bitmap, y, x) = machine->pens[(color & 0x7ff)];
}
else
*BITMAP_ADDR32(bitmap, y, x) = machine->pens[(color & 0x7ff)];
*BITMAP_ADDR16(bitmap, y, x) = machine->pens[(color & 0x7ff)];
}
count++;
@ -133,11 +153,11 @@ static void bg_draw(running_machine *machine, bitmap_t *bitmap, const rectangle
static VIDEO_UPDATE( suprgolf )
{
bitmap_fill(bitmap, cliprect, get_black_pen(screen->machine));
bg_draw(screen->machine,bitmap,cliprect,0);
//bg_draw(screen->machine,bitmap,cliprect,1);
bg_draw(screen->machine,bitmap,cliprect,2); //this probably should be putted over the fg tilemap too.
tilemap_draw(bitmap,cliprect,suprgolf_tilemap,0,0);
bg_draw(screen->machine,bitmap,cliprect,2);
return 0;
}
@ -160,9 +180,9 @@ static WRITE8_HANDLER( suprgolf_videoram_w )
offset>>=1;
datax=paletteram[offset*2]+256*paletteram[offset*2+1];
b=(datax & 0x8000) ? 0 : ((datax)&0x001f)>>0;
g=(datax & 0x8000) ? 0 : ((datax)&0x03e0)>>5;
r=(datax & 0x8000) ? 0 : ((datax)&0x7c00)>>10;
b = (datax & 0x8000) ? 0 : ((datax)&0x001f)>>0;
g = (datax & 0x8000) ? 0 : ((datax)&0x03e0)>>5;
r = (datax & 0x8000) ? 0 : ((datax)&0x7c00)>>10;
palette_set_color_rgb(space->machine, offset, pal5bit(r), pal5bit(g), pal5bit(b));
}
@ -199,7 +219,7 @@ static READ8_HANDLER( suprgolf_bg_vram_r )
static WRITE8_HANDLER( suprgolf_bg_vram_w )
{
suprgolf_bg_vram[offset+suprgolf_bg_bank*0x2000] = data;
suprgolf_bg_pen[offset+suprgolf_bg_bank*0x2000] = data ? pen : 0;
suprgolf_bg_pen[offset+suprgolf_bg_bank*0x2000] = pen;
}
/* maybe bit 7 isn't actually for the pen? */
@ -466,7 +486,7 @@ static MACHINE_DRIVER_START( suprgolf )
MDRV_SCREEN_ADD("screen", RASTER)
MDRV_SCREEN_REFRESH_RATE(60)
MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500) /* not accurate */)
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_RGB32)
MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
MDRV_SCREEN_SIZE(256, 256)
MDRV_SCREEN_VISIBLE_AREA(0, 255, 0, 191)