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Merge pull request #6139 from Cacodemon345/trio3d-palette-fixes

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Add support for Trio3D/2X's 8-bit palette DAC
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starfrost
2025-09-08 11:46:03 +01:00
committed by GitHub
parent 63a78e388b 22ba8b32c1
commit 0fecc35e5c
1 changed files with 3 additions and 0 deletions
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3
src/video/vid_s3_virge.c
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@@ -828,6 +828,9 @@ s3_virge_recalctimings(svga_t *svga)
svga->hdisp = svga->hdisp_old;
if (virge->chip >= S3_TRIO3D2X) {
svga_set_ramdac_type(svga, (svga->seqregs[0x1b] & 0x10) ? RAMDAC_8BIT : RAMDAC_6BIT);
}
if (!svga->scrblank && svga->attr_palette_enable && (svga->crtc[0x43] & 0x80)) {
/* TODO: In case of bug reports, disable 9-dots-wide character clocks in graphics modes. */
svga->dots_per_clock = ((svga->seqregs[1] & 1) ? 16 : 18);