claunia/86Box
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Reverting the change from build 7173.

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This commit is contained in:
OBattler
2025-07-27 17:41:15 +02:00
parent 7f2d3c4d1c
commit 029c2f5906
2 changed files with 17 additions and 24 deletions
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1
src/include/86box/vid_svga.h
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@@ -138,7 +138,6 @@ typedef struct svga_t {
int ps_bit_bug;
int ati_4color;
int vblankend;
int panning_blank;
int render_line_offset;
int start_retrace_latch;

40
src/video/vid_svga.c
View File

@@ -1443,8 +1443,10 @@ svga_poll(void *priv)
svga->memaddr_backup = (svga->memaddr_backup << 2);
svga->scanline = 0;
if (svga->attrregs[0x10] & 0x20)
svga->panning_blank = 1;
if (svga->attrregs[0x10] & 0x20) {
svga->scrollcache = 0;
svga->x_add = svga->left_overscan;
}
}
}
if (svga->vc == svga->dispend) {
@@ -1533,27 +1535,6 @@ svga_poll(void *priv)
svga->scanline = (svga->crtc[0x8] & 0x1f);
svga->dispon = 1;
svga->displine = (svga->interlace && svga->oddeven) ? 1 : 0;
svga->linecountff = 0;
svga->hwcursor_on = 0;
svga->hwcursor_latch = svga->hwcursor;
svga->dac_hwcursor_on = 0;
svga->dac_hwcursor_latch = svga->dac_hwcursor;
svga->overlay_on = 0;
svga->overlay_latch = svga->overlay;
svga->panning_blank = 0;
}
if (svga->scanline == (svga->crtc[10] & 31))
svga->cursorvisible = 1;
if (svga->panning_blank) {
svga->scrollcache = 0;
svga->x_add = svga->left_overscan;
} else {
svga->scrollcache = (svga->attrregs[0x13] & 0x0f);
if (!(svga->gdcreg[6] & 1) && !(svga->attrregs[0x10] & 1)) { /*Text mode*/
@@ -1574,7 +1555,20 @@ svga_poll(void *priv)
svga->scrollcache <<= 1;
svga->x_add = svga->left_overscan - svga->scrollcache;
svga->linecountff = 0;
svga->hwcursor_on = 0;
svga->hwcursor_latch = svga->hwcursor;
svga->dac_hwcursor_on = 0;
svga->dac_hwcursor_latch = svga->dac_hwcursor;
svga->overlay_on = 0;
svga->overlay_latch = svga->overlay;
}
if (svga->scanline == (svga->crtc[10] & 31))
svga->cursorvisible = 1;
}
}