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Fix 15/16-bpp mode on S3 ViRGEs (pre-GX2 and non-VX)

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This commit is contained in:
Cacodemon345
2025-08-18 16:13:39 +06:00
parent 6fa3eb3afb
commit 69853ed832
1 changed files with 6 additions and 0 deletions
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6
src/video/vid_s3_virge.c
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@@ -911,6 +911,7 @@ s3_virge_recalctimings(svga_t *svga)
if ((virge->chip != S3_VIRGEVX) && (virge->chip < S3_VIRGEGX2)) {
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
svga->clock /= 2.0;
}
break;
case 16:
@@ -918,6 +919,7 @@ s3_virge_recalctimings(svga_t *svga)
if ((virge->chip != S3_VIRGEVX) && (virge->chip < S3_VIRGEGX2)) {
svga->hdisp >>= 1;
svga->dots_per_clock >>= 1;
svga->clock /= 2.0;
}
break;
case 24:
@@ -1010,9 +1012,13 @@ s3_virge_recalctimings(svga_t *svga)
break;
case 3: /*KRGB-16 (1.5.5.5)*/
svga->render = svga_render_15bpp_highres;
if (virge->chip != S3_VIRGEVX)
svga->clock /= 2.0;
break;
case 5: /*RGB-16 (5.6.5)*/
svga->render = svga_render_16bpp_highres;
if (virge->chip != S3_VIRGEVX)
svga->clock /= 2.0;
break;
case 6: /*RGB-24 (8.8.8)*/
svga->render = svga_render_24bpp_highres;