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ymax instead of ymin for clip seems to work better

This commit is contained in:
espes 2015-07-14 02:38:24 +10:00
parent 82b884beaa
commit 3ca7c1fe42
1 changed files with 3 additions and 2 deletions
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5
hw/xbox/nv2a.c
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@ -4491,8 +4491,9 @@ static void pgraph_method(NV2AState *d,
unsigned int ymax = GET_MASK(pg->regs[NV_PGRAPH_CLEARRECTY],
NV_PGRAPH_CLEARRECTY_YMAX);
/* FIXME: Maybe "pg->surface_shape.clip_height-ymax" instead of ymin? */
glScissor(xmin, ymin, xmax-xmin+1, ymax-ymin+1);
/* FIXME: Should this really be inverted instead of ymin? */
glScissor(xmin, pg->surface_shape.clip_height-ymax,
xmax-xmin+1, ymax-ymin+1);
NV2A_DPRINTF("------------------CLEAR 0x%x %d,%d - %d,%d %x---------------\n",
parameter, xmin, ymin, xmax, ymax, d->pgraph.regs[NV_PGRAPH_COLORCLEARVALUE]);