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[SNES]: Reverted color shifting since that it's confirmed that data is actually zero padded.

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This commit is contained in:
Angelo Salese 2009-08-13 21:11:05 +00:00
parent 8e4fdfe7e5
commit 4fb422ad3f
1 changed files with 2 additions and 4 deletions
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6
src/mame/video/snes.c
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@ -276,10 +276,9 @@ INLINE void snes_draw_tile(UINT8 screen, UINT8 planes, UINT8 layer, UINT16 tilea
{ {
if(direct_colors) if(direct_colors)
{ {
/* format is | BBb00 | GGGg0 | RRRr0, most significant data gets repeated on the least significant bytes */ /* format is 0 | BBb00 | GGGg0 | RRRr0, HW confirms that the data is zero padded. */
c = ((colour & 0x07) << 2) | ((colour & 0x38) << 4) | ((colour & 0xc0) << 7); c = ((colour & 0x07) << 2) | ((colour & 0x38) << 4) | ((colour & 0xc0) << 7);
c |= ((pal & 0x01) << 1) | ((pal & 0x02) << 5) | ((pal & 0x4) << 10); c |= ((pal & 0x01) << 1) | ((pal & 0x02) << 5) | ((pal & 0x4) << 10);
c |= (colour & 0x01) | (colour & 0x20) | ((colour & 0x80) << 4);
} }
else else
c = snes_cgram[pal + colour]; c = snes_cgram[pal + colour];
@ -705,9 +704,8 @@ static void snes_update_line_mode7(UINT8 screen, UINT8 priority_a, UINT8 priorit
/* Direct select, but only outside EXTBG! */ /* Direct select, but only outside EXTBG! */
if (snes_ppu.direct_color && layer == 0) if (snes_ppu.direct_color && layer == 0)
{ {
/* 0 | BBbbb | GGGgg | RRRrr */ /* 0 | BB000 | GGG00 | RRR00, HW confirms that the data is zero padded. */
clr = ((colour & 0x07) << 2) | ((colour & 0x38) << 4) | ((colour & 0xc0) << 7); clr = ((colour & 0x07) << 2) | ((colour & 0x38) << 4) | ((colour & 0xc0) << 7);
clr|= (colour & 0x03) | ((colour & 0x30) << 1) | ((colour & 0xc0) << 5) | ((colour & 0x80) << 3);
} }
else else
clr = snes_cgram[colour]; clr = snes_cgram[colour];