diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/decoration.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/decoration.c b/src/decoration.c index 58537ec0e..3dd3d4dd3 100755 --- a/src/decoration.c +++ b/src/decoration.c @@ -1907,3 +1907,52 @@ void sub_810070C(u16 *a0, u16 a1) a0[i] = ((u16 *)gMapHeader.mapData->primaryTileset->palettes)[16 * a1 + i]; } } + +void sub_8100740(u8 *dest, u16 flags) +{ + u8 buffer[32]; + u16 mode; + u16 i; + mode = flags >> 10; + if (flags != 0) + { + flags &= 0x3ff; + } + for (i=0; i<32; i++) + { + buffer[i] = ((u8 *)gMapHeader.mapData->primaryTileset->tiles)[flags * 32 + i]; + } + switch (mode) + { + case 0: + for (i=0; i<32; i++) + { + dest[i] = buffer[i]; + } + break; + case 1: + for (i=0; i<8; i++) + { + dest[4*i] = (buffer[4*(i+1) - 1] >> 4) + ((buffer[4*(i+1) - 1] & 0xf) << 4); + dest[4*i + 1] = (buffer[4*(i+1) - 2] >> 4) + ((buffer[4*(i+1) - 2] & 0xf) << 4); + dest[4*i + 2] = (buffer[4*(i+1) - 3] >> 4) + ((buffer[4*(i+1) - 3] & 0xf) << 4); + dest[4*i + 3] = (buffer[4*(i+1) - 4] >> 4) + ((buffer[4*(i+1) - 4] & 0xf) << 4); + } + break; + case 2: + for (i=0; i<8; i++) + { + dest[4*i] = buffer[4*(7-i)]; + dest[4*i + 1] = buffer[4*(7-i) + 1]; + dest[4*i + 2] = buffer[4*(7-i) + 2]; + dest[4*i + 3] = buffer[4*(7-i) + 3]; + } + break; + case 3: + for (i=0; i<32; i++) + { + dest[i] = (buffer[31-i] >> 4) + ((buffer[31-i] & 0xf) << 4); + } + break; + } +} |