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Fixed graphical cursor with S3 Trio64 when SVGA overscan is enabled.

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This commit is contained in:
OBattler
2017-06-21 03:22:47 +02:00
parent 307c5bf485
commit 6af04e38d7
1 changed files with 5 additions and 3 deletions
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8
src/VIDEO/vid_s3.c
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@@ -1961,7 +1961,9 @@ void s3_hwcursor_draw(svga_t *svga, int displine)
uint16_t dat[2];
int xx;
int offset = svga->hwcursor_latch.x - svga->hwcursor_latch.xoff;
int y_add = (enable_overscan && !suppress_overscan) ? 16 : 0;
int x_add = (enable_overscan && !suppress_overscan) ? 8 : 0;
if (svga->interlace && svga->hwcursor_oddeven)
svga->hwcursor_latch.addr += 16;
@@ -1974,9 +1976,9 @@ void s3_hwcursor_draw(svga_t *svga, int displine)
if (offset >= svga->hwcursor_latch.x)
{
if (!(dat[0] & 0x8000))
((uint32_t *)buffer32->line[displine])[offset + 32] = (dat[1] & 0x8000) ? 0xffffff : 0;
((uint32_t *)buffer32->line[displine + y_add])[offset + 32 + x_add] = (dat[1] & 0x8000) ? 0xffffff : 0;
else if (dat[1] & 0x8000)
((uint32_t *)buffer32->line[displine])[offset + 32] ^= 0xffffff;
((uint32_t *)buffer32->line[displine + y_add])[offset + 32 + x_add] ^= 0xffffff;
}
offset++;