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CopyTileMapEntry

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This commit is contained in:
jiangzhengwenjz 2020-04-28 07:29:15 +08:00
parent c7d8d5dae2
commit bc0d0caec3
1 changed files with 4 additions and 4 deletions
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8
gflib/bg.c
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@ -1,3 +1,4 @@
#include <limits.h>
#include "global.h"
#include "bg.h"
#include "dma3.h"
@ -1178,20 +1179,19 @@ void CopyTileMapEntry(const u16 *src, u16 *dest, s32 palette1, s32 tileOffset, s
{
u16 var;
if (palette1 == 16)
goto CASE_16;
switch (palette1)
{
case 0 ... 16:
case 0 ... 15:
var = ((*src + tileOffset) & 0xFFF) + ((palette1 + palette2) << 12);
break;
CASE_16:
case 16:
var = *dest;
var &= 0xFC00;
var += palette2 << 12;
var |= (*src + tileOffset) & 0x3FF;
break;
default:
case 17 ... INT_MAX:
var = *src + tileOffset + (palette2 << 12);
break;
}