ShuriZma
/
mgba
mirror of https://github.com/mgba-emu/mgba.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

GB: Fix palette I/O writeback when not incrementing

This commit is contained in:
Jeffrey Pfau 2016-08-13 17:46:57 -07:00
parent d9f486fd6a
commit ac4ae6d4e6
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
src/gb/video.c
View File

@ -356,8 +356,8 @@ void GBVideoWritePalette(struct GBVideo* video, uint16_t address, uint8_t value)
video->bcpIndex &= 0x3F;
video->p->memory.io[REG_BCPS] &= 0x80;
video->p->memory.io[REG_BCPS] |= video->bcpIndex;
video->p->memory.io[REG_BCPD] = video->palette[video->bcpIndex >> 1] >> (8 * (video->bcpIndex & 1));
}
video->p->memory.io[REG_BCPD] = video->palette[video->bcpIndex >> 1] >> (8 * (video->bcpIndex & 1));
break;
case REG_OCPD:
if (video->ocpIndex & 1) {
@ -373,8 +373,8 @@ void GBVideoWritePalette(struct GBVideo* video, uint16_t address, uint8_t value)
video->ocpIndex &= 0x3F;
video->p->memory.io[REG_OCPS] &= 0x80;
video->p->memory.io[REG_OCPS] |= video->ocpIndex;
video->p->memory.io[REG_OCPD] = video->palette[8 * 4 + (video->ocpIndex >> 1)] >> (8 * (video->ocpIndex & 1));
}
video->p->memory.io[REG_OCPD] = video->palette[8 * 4 + (video->ocpIndex >> 1)] >> (8 * (video->ocpIndex & 1));
break;
}
}