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HWCursor work

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This commit is contained in:
Cacodemon345
2024-02-08 02:07:49 +06:00
parent 5ce8b9e1a1
commit 395941aa54
1 changed files with 21 additions and 4 deletions
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25
src/video/vid_c&t_69000.c
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@@ -207,6 +207,8 @@ chips_69000_read_flat_panel(chips_69000_t* chips)
case 0:
/* Report no presence of flat panel module. */
return 0;
case 1:
return 1;
default:
return chips->flat_panel_regs[chips->flat_panel_index];
}
@@ -745,6 +747,10 @@ chips_69000_recalctimings(svga_t *svga)
svga->interlace = !!(svga->crtc[0x70] & 0x80);
if (svga->dispend == 2002 && svga->hdisp == 1024) {
svga->dispend = 1280;
}
switch (chips->ext_regs[0x81] & 0xF) {
case 0b0010:
svga->bpp = 8;
@@ -1413,6 +1419,9 @@ chips_69000_read_ext_reg(chips_69000_t* chips)
case 0x71:
val = 0x0;
break;
case 0xD0:
val |= 1;
break;
}
// if (chips->ext_index != 0x4E && chips->ext_index != 0x4F
// && (chips->ext_index < 0xE0 || chips->ext_index > 0xEB))
@@ -2189,13 +2198,21 @@ chips_69000_hwcursor_draw(svga_t *svga, int displine)
if (svga->interlace && svga->hwcursor_oddeven)
svga->hwcursor_latch.addr += 16;
dat[1] = bswap64(*(uint64_t *) (&svga->vram[svga->hwcursor_latch.addr]));
dat[0] = bswap64(*(uint64_t *) (&svga->vram[svga->hwcursor_latch.addr + 8]));
svga->hwcursor_latch.addr += 16;
if ((svga->hwcursor_on & 1) && (chips->ext_regs[0xa0] & 7) == 0b1) {
dat[1] = bswap64(*(uint64_t *) (&svga->vram[svga->hwcursor_latch.addr - 16]));
dat[0] = bswap64(*(uint64_t *) (&svga->vram[(svga->hwcursor_latch.addr - 16) + 8]));
dat[1] <<= 32ULL;
dat[0] <<= 32ULL;
}
else {
dat[1] = bswap64(*(uint64_t *) (&svga->vram[svga->hwcursor_latch.addr]));
dat[0] = bswap64(*(uint64_t *) (&svga->vram[svga->hwcursor_latch.addr + 8]));
svga->hwcursor_latch.addr += 16;
}
switch (chips->ext_regs[0xa0] & 7) {
case 0b1:
case 0b101:
for (uint8_t x = 0; x < 64; x++) {
for (uint8_t x = 0; x < (((chips->ext_regs[0xa0] & 7) == 0b1) ? 32 : 64); x++) {
if (!(dat[1] & (1ULL << 63)))
svga->monitor->target_buffer->line[displine][offset + svga->x_add] = (dat[0] & (1ULL << 63)) ? svga_lookup_lut_ram(svga, chips->cursor_pallook[4]) : svga_lookup_lut_ram(svga, chips->cursor_pallook[5]);
else if (dat[0] & (1ULL << 63))