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Voodoo: vertical display programming fix.

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Apparently some software reprograms the vertical display wrong sometimes (in this case, vdisp + 2).
This should fix software titles that use such techniques...
This commit is contained in:
TC1995
2024-04-02 00:20:27 +02:00
parent ee7df06168
commit 42be0ab641
1 changed files with 3 additions and 0 deletions
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3
src/video/vid_voodoo.c
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@@ -505,6 +505,9 @@ voodoo_writel(uint32_t addr, uint32_t val, void *priv)
voodoo->videoDimensions = val;
voodoo->h_disp = (val & 0xfff) + 1;
voodoo->v_disp = (val >> 16) & 0xfff;
if ((voodoo->v_disp == 386) || (voodoo->v_disp == 402) ||
(voodoo->v_disp == 482) || (voodoo->v_disp == 602))
voodoo->v_disp -= 2;
break;
case SST_fbiInit0:
if (voodoo->initEnable & 0x01) {