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Improved the blitter in Cyber Tank

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This commit is contained in:
Angelo Salese 2010-01-14 20:43:37 +00:00
parent d75d626a43
commit 1e3b9f4bc8
1 changed files with 25 additions and 15 deletions
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40
src/mame/drivers/cybertnk.c
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@ -249,23 +249,24 @@ static VIDEO_UPDATE( cybertnk )
/* spriteram / blitter (BARE-BONES, looks pretty complex) */
{
const UINT8 *blit_ram = memory_region(screen->machine,"spr_gfx");
int offs,x,y,xsize,ysize,yi,xi;
int offs,x,y,xsize,ysize,yi,xi,col_bank;
UINT32 spr_offs;
for(offs=0;offs<0x1000/2;offs+=8)
{
x = spr_ram[offs+(0xa/2)] & 0x1ff;
y = spr_ram[offs+(0x8/2)] & 0x0ff;
spr_offs = 0x1000;
xsize = 8;
ysize = 8;
spr_offs = spr_ram[offs+(0x2/2)] << 2;
xsize = 0x62;
ysize = 0x9a;
col_bank = spr_ram[offs+(0x4/2)] & 0xff;
for(yi = 0;yi < ysize;yi++)
{
for(xi=0;xi < xsize;xi+=8)
{
UINT32 color;
UINT8 dot;
UINT16 dot;
color = ((blit_ram[spr_offs+0] & 0xff) << 24);
color|= ((blit_ram[spr_offs+1] & 0xff) << 16);
@ -273,27 +274,35 @@ static VIDEO_UPDATE( cybertnk )
color|= ((blit_ram[spr_offs+3] & 0xff) << 0);
dot = (color & 0xf0000000) >> 28;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+1+xi) = screen->machine->pens[dot];
dot = (color & 0x0f000000) >> 24;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+5+xi) = screen->machine->pens[dot];
dot = (color & 0x00f00000) >> 20;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+0+xi) = screen->machine->pens[dot];
dot = (color & 0x000f0000) >> 16;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+4+xi) = screen->machine->pens[dot];
dot = (color & 0x0000f000) >> 12;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+3+xi) = screen->machine->pens[dot];
dot = (color & 0x00000f00) >> 8;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+7+xi) = screen->machine->pens[dot];
dot = (color & 0x000000f0) >> 4;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+2+xi) = screen->machine->pens[dot];
dot = (color & 0x0000000f) >> 0;
dot|= col_bank<<4;
*BITMAP_ADDR16(bitmap, y+yi, x+6+xi) = screen->machine->pens[dot];
spr_offs+=4;
@ -305,7 +314,8 @@ static VIDEO_UPDATE( cybertnk )
tilemap_draw(bitmap,cliprect,tx_tilemap,0,0);
//~11bf90
//0x62 0x9a 11c2d0
//0x62 0x9a 11e1e4
if(0) //sprite gfx debug viewer
{
@ -810,18 +820,18 @@ ROM_START( cybertnk )
/* TODO: fix the rom loading accordingly*/
ROM_REGION( 0x200000, "spr_gfx", 0 )
ROM_LOAD32_BYTE( "c01.93" , 0x000000, 0x20000, CRC(b5ee3de2) SHA1(77b9a2818f36826891e510e8550f1025bacfa496) )
ROM_LOAD32_BYTE( "c02.92" , 0x000001, 0x20000, CRC(1f857d79) SHA1(f410d50970c10814b80baab27cbe69965bf0ccc0) )
ROM_LOAD32_BYTE( "c03.91" , 0x000002, 0x20000, CRC(d70a93e2) SHA1(e64bb10c58b27def4882f3006784be56de11b812) )
ROM_LOAD32_BYTE( "c04.90" , 0x000003, 0x20000, CRC(04d6fdc2) SHA1(56f8091c1a010014e951f5f47084e1400006123e) )
ROM_LOAD32_BYTE( "c01.93" , 0x100000, 0x20000, CRC(b5ee3de2) SHA1(77b9a2818f36826891e510e8550f1025bacfa496) )
ROM_LOAD32_BYTE( "c02.92" , 0x100001, 0x20000, CRC(1f857d79) SHA1(f410d50970c10814b80baab27cbe69965bf0ccc0) )
ROM_LOAD32_BYTE( "c03.91" , 0x100002, 0x20000, CRC(d70a93e2) SHA1(e64bb10c58b27def4882f3006784be56de11b812) )
ROM_LOAD32_BYTE( "c04.90" , 0x100003, 0x20000, CRC(04d6fdc2) SHA1(56f8091c1a010014e951f5f47084e1400006123e) )
ROM_LOAD32_BYTE( "c05.102", 0x080000, 0x20000, CRC(3f537490) SHA1(12d6545d29dda9f88019040fa33c73a22a2a213b) )
ROM_LOAD32_BYTE( "c06.101", 0x080001, 0x20000, CRC(ff69c6a4) SHA1(badd20d26ba771780aebf733e1fbd1d37aa66f9b) )
ROM_LOAD32_BYTE( "c07.100", 0x080002, 0x20000, CRC(5e8eba75) SHA1(6d0c1916517802acf808c8edc8e0b6074bdc90be) )
ROM_LOAD32_BYTE( "c08.98" , 0x080003, 0x20000, CRC(f0820ddd) SHA1(7fb6c7d66ff96148f14921bc8d0cc0c65ffce4c4) )
ROM_LOAD32_BYTE( "c09.109", 0x100000, 0x20000, CRC(080f87c3) SHA1(aedebc22ff03d4cc710e71ca14e09c7808f59c72) )
ROM_LOAD32_BYTE( "c10.108", 0x100001, 0x20000, CRC(777c6a62) SHA1(4684d1c5d88b37ecb20002b7aa4814bf566e7d4b) )
ROM_LOAD32_BYTE( "c11.107", 0x100002, 0x20000, CRC(330ca5a1) SHA1(4409da231a5abcec8c7d2d66eefdfd2019a322db) )
ROM_LOAD32_BYTE( "c12.106", 0x100003, 0x20000, CRC(c1ec8e61) SHA1(09f2f4ddc100e5675c9bd82c200718fb0b69655e) )
ROM_LOAD32_BYTE( "c09.109", 0x000000, 0x20000, CRC(080f87c3) SHA1(aedebc22ff03d4cc710e71ca14e09c7808f59c72) ) //correct
ROM_LOAD32_BYTE( "c10.108", 0x000001, 0x20000, CRC(777c6a62) SHA1(4684d1c5d88b37ecb20002b7aa4814bf566e7d4b) )
ROM_LOAD32_BYTE( "c11.107", 0x000002, 0x20000, CRC(330ca5a1) SHA1(4409da231a5abcec8c7d2d66eefdfd2019a322db) )
ROM_LOAD32_BYTE( "c12.106", 0x000003, 0x20000, CRC(c1ec8e61) SHA1(09f2f4ddc100e5675c9bd82c200718fb0b69655e) )
ROM_LOAD32_BYTE( "c13.119", 0x180000, 0x20000, CRC(4e22a7e0) SHA1(69cc7dd528b8af0c28b448285768a3ed079099ba) )
ROM_LOAD32_BYTE( "c14.118", 0x180001, 0x20000, CRC(bdbd6232) SHA1(94b0741d5eced558723dda32a89aa2b747cdcbbd) )
ROM_LOAD32_BYTE( "c15.117", 0x180002, 0x20000, CRC(f163d768) SHA1(e54e31a6f956f7de52b59bcdd0cd4ac1662b5664) )
@ -850,4 +860,4 @@ ROM_START( cybertnk )
ROM_LOAD( "ic30", 0x0260, 0x0020, CRC(2bb6033f) SHA1(eb994108734d7d04f8e293eca21bb3051a63cfe9) )
ROM_END
GAME( 1990, cybertnk, 0, cybertnk, cybertnk, cybertnk, ROT0, "Coreland", "Cyber Tank (v1.04)", GAME_NO_SOUND|GAME_NOT_WORKING )
GAME( 1988, cybertnk, 0, cybertnk, cybertnk, cybertnk, ROT0, "Coreland", "Cyber Tank (v1.04)", GAME_NO_SOUND|GAME_NOT_WORKING )