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popobear - fix for colours on Game Over screen

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I've also marked it as working, the remaining issues (wrong animation speed / music speed) are cosmetic, it seems to work otherwise. so..

New Working Game
----------------

PoPo Bear [Angelo Salese, David Haywood]
This commit is contained in:
David Haywood 2013-03-14 02:31:04 +00:00
parent 6aad8b5410
commit 8b96b441e7
1 changed files with 32 additions and 4 deletions
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36
src/mame/drivers/popobear.c
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@ -2,7 +2,7 @@
Popo Bear (c) 2000 BMC
preliminary driver by Angelo Salese
driver by Angelo Salese, David Haywood
TODO:
- auto-animation speed is erratic (way too fast);
@ -281,6 +281,34 @@ void popobear_state::draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect
if (param&0xf000) color_bank = (machine().rand() & 0x3);
int add_it = 0;
// this isn't understood, not enough evidence.
switch (param & 3)
{
case 0x0: // not used?
color_bank = (machine().rand() & 0x3);
add_it = color_bank*0x40;
break;
case 0x1: // butterflies in intro, enemy characters, line of characters, stage start text
//color_bank = (machine().rand() & 0x3);
add_it = color_bank*0x40;
break;
case 0x2: // characters in intro, main player, powerups, timer, large dancing chars between levels (0x3f?)
//color_bank = (machine().rand() & 0x3);
add_it = color_bank*0x40;
break;
case 0x3: // letters on GAME OVER need this..
add_it = color_bank*0x40;
add_it += 0x20;
break;
}
if(param == 0)
continue;
@ -303,10 +331,10 @@ void popobear_state::draw_sprites(bitmap_ind16 &bitmap,const rectangle &cliprect
// see scores when you colect an item, must be at least steps of 0x40 or one of the female panda gfx between levels breaks.. might depend on lower bits?
// granularity also means colour bank is applied *0x40
// and we have 2 more possible colour bank bits
// colours on game over screen are still wrong
// colours on game over screen are still wrong without the weird param kludge above
if (pix&0x3f)
{
bitmap.pix16(y_draw, x_draw) = machine().pens[((pix+(color_bank*0x40))&0xff)+0x100];
bitmap.pix16(y_draw, x_draw) = machine().pens[((pix+(add_it))&0xff)+0x100];
}
}
@ -644,4 +672,4 @@ ROM_START( popobear )
ROM_LOAD( "popobear_ta-a-901.u9", 0x00000, 0x40000, CRC(f1e94926) SHA1(f4d6f5b5811d90d0069f6efbb44d725ff0d07e1c) )
ROM_END
GAME( 2000, popobear, 0, popobear, popobear, driver_device, 0, ROT0, "BMC", "PoPo Bear", GAME_NOT_WORKING | GAME_IMPERFECT_SOUND | GAME_IMPERFECT_GRAPHICS )
GAME( 2000, popobear, 0, popobear, popobear, driver_device, 0, ROT0, "BMC", "PoPo Bear", GAME_IMPERFECT_SOUND | GAME_IMPERFECT_GRAPHICS )