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post-playtesting twin16 fixup

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This commit is contained in:
dinkc64 2018-10-09 13:37:40 +00:00
parent a8c8bca314
commit 9760bf63c0
1 changed files with 9 additions and 3 deletions
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12
src/burn/drv/konami/d_twin16.cpp
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@ -1451,9 +1451,15 @@ static INT32 DrvFrame()
twin16_spriteram_process();
need_process_spriteram = 1;
memcpy(DrvSprBuf + 0x3000, DrvSprBuf2, 0x1000);
memcpy(DrvSprBuf2, DrvSprRAM + 0x3000, 0x1000);
} else {
if (is_devilw) {
// devilw needs an extra layer of sprite buffering to sync sprite:tile layers
// but this causes the ground turrets in gradius to desync from bg.
memcpy(DrvSprBuf + 0x3000, DrvSprBuf2, 0x1000);
memcpy(DrvSprBuf2, DrvSprRAM + 0x3000, 0x1000);
}
}
if (!is_devilw) {
memcpy (DrvSprBuf, DrvSprRAM, 0x4000);
}