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Add X11 cursor mode to Banshee/V3.

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This commit is contained in:
SarahW 2020-11-13 20:35:02 +00:00
commit 49bdd9534f
1 changed files with 39 additions and 12 deletions
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53
src/vid_voodoo_banshee.c
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@ -147,6 +147,7 @@ enum
#define VGAINIT0_EXTENDED_SHIFT_OUT (1 << 12)
#define VIDPROCCFG_CURSOR_MODE (1 << 1)
#define VIDPROCCFG_HALF_MODE (1 << 4)
#define VIDPROCCFG_OVERLAY_ENABLE (1 << 8)
#define VIDPROCCFG_H_SCALE_ENABLE (1 << 14)
@ -1567,25 +1568,51 @@ void banshee_hwcursor_draw(svga_t *svga, int displine)
x_off = svga->hwcursor_latch.x;
for (x = 0; x < 64; x += 8)
if (banshee->vidProcCfg & VIDPROCCFG_CURSOR_MODE)
{
if (x_off > (32-8))
/*X11 mode*/
for (x = 0; x < 64; x += 8)
{
int xx;
for (xx = 0; xx < 8; xx++)
if (x_off > (32-8))
{
if (!(plane0[x >> 3] & (1 << 7)))
((uint32_t *)buffer32->line[displine])[x_off + xx] = (plane1[x >> 3] & (1 << 7)) ? col1 : col0;
else if (plane1[x >> 3] & (1 << 7))
((uint32_t *)buffer32->line[displine])[x_off + xx] ^= 0xffffff;
int xx;
plane0[x >> 3] <<= 1;
plane1[x >> 3] <<= 1;
for (xx = 0; xx < 8; xx++)
{
if (plane0[x >> 3] & (1 << 7))
((uint32_t *)buffer32->line[displine])[x_off + xx] = (plane1[x >> 3] & (1 << 7)) ? col1 : col0;
plane0[x >> 3] <<= 1;
plane1[x >> 3] <<= 1;
}
}
}
x_off += 8;
x_off += 8;
}
}
else
{
/*Windows mode*/
for (x = 0; x < 64; x += 8)
{
if (x_off > (32-8))
{
int xx;
for (xx = 0; xx < 8; xx++)
{
if (!(plane0[x >> 3] & (1 << 7)))
((uint32_t *)buffer32->line[displine])[x_off + xx] = (plane1[x >> 3] & (1 << 7)) ? col1 : col0;
else if (plane1[x >> 3] & (1 << 7))
((uint32_t *)buffer32->line[displine])[x_off + xx] ^= 0xffffff;
plane0[x >> 3] <<= 1;
plane1[x >> 3] <<= 1;
}
}
x_off += 8;
}
}
}