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Converted Gunpey to use RGB pens instead of hardcoded palette table

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This commit is contained in:
Angelo Salese 2010-01-11 22:33:01 +00:00
parent 30d7972c6a
commit 92db7e71a9
1 changed files with 20 additions and 8 deletions
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28
src/mame/drivers/gunpey.c
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@ -50,12 +50,11 @@ Notes:
#include "sound/okim6295.h"
#include "sound/ymz280b.h"
static UINT8 *blit_buffer;
static UINT16 *blit_buffer;
static VIDEO_START( gunpey )
{
blit_buffer = auto_alloc_array(machine, UINT8, 512*512);
blit_buffer = auto_alloc_array(machine, UINT16, 512*512);
}
static VIDEO_UPDATE( gunpey )
@ -70,10 +69,16 @@ static VIDEO_UPDATE( gunpey )
for(x=0;x<512;x++)
{
UINT32 color;
color = (blit_buffer[count] & 0xff);
int r,g,b;
color = (blit_buffer[count] & 0xffff);
b = (color & 0x001f) << 3;
g = (color & 0x03e0) >> 2;
r = (color & 0x7c00) >> 7;
if(x<video_screen_get_visible_area(screen)->max_x && y<video_screen_get_visible_area(screen)->max_y)
*BITMAP_ADDR32(bitmap, y, x) = screen->machine->pens[color];
*BITMAP_ADDR32(bitmap, y, x) = b | (g<<8) | (r<<16);
count++;
}
@ -124,21 +129,28 @@ static WRITE8_HANDLER( gunpey_blitter_w )
int dsty = blit_ram[0x0a]+((blit_ram[0x0b] & 0x01) <<8);
int xsize = blit_ram[0x0c]+1;
int ysize = blit_ram[0x0e]+1;
int color,color_offs;
if(blit_ram[0x01] == 8) //1bpp?
{
// ...
}
else
else //4bpp
{
for(y=0;y<ysize;y++)
{
for(x=0;x<xsize;x++)
for(x=0;x<xsize;x+=2)
{
UINT32 src_index = ((srcy+y)*2048+(srcx+x)) & 0x3fffff;
UINT32 dst_index = ((dsty+y)*512+(dstx+x)) & 0x3ffff;
blit_buffer[dst_index] = blit_rom[src_index];
color_offs = ((blit_rom[src_index] & 0xf0)>>4) + 0x10;
color = (blit_rom[color_offs*2+0x3B1DFD]) | (blit_rom[color_offs*2+0x3B1DFD+1]<<8);
blit_buffer[dst_index+1] = color;
color_offs = ((blit_rom[src_index] & 0xf)>>0) + 0x10;
color = (blit_rom[color_offs*2+0x3B1DFD]) | (blit_rom[color_offs*2+0x3B1DFD+1]<<8);
blit_buffer[dst_index] = color;
}
}
}