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Fixed frequency control on ViRGE/DX

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This commit is contained in:
TomW 2014-10-04 17:51:51 +01:00
commit dc7bf986d6
1 changed files with 1 additions and 1 deletions
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2
src/vid_s3_virge.c
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@ -552,7 +552,7 @@ static void s3_virge_recalctimings(svga_t *svga)
if (((svga->miscout >> 2) & 3) == 3) if (((svga->miscout >> 2) & 3) == 3)
{ {
int n = svga->seqregs[0x12] & 0x1f; int n = svga->seqregs[0x12] & 0x1f;
int r = (svga->seqregs[0x12] >> 5) & 3; int r = (svga->seqregs[0x12] >> 5) & (virge->is_375 ? 7 : 3);
int m = svga->seqregs[0x13] & 0x7f; int m = svga->seqregs[0x13] & 0x7f;
double freq = (((double)m + 2) / (((double)n + 2) * (double)(1 << r))) * 14318184.0; double freq = (((double)m + 2) / (((double)n + 2) * (double)(1 << r))) * 14318184.0;