80486DX2-66/86Box-fork
1
0
Fork 0
Code Issues Pull Requests Activity

Implement missing ROPs

Browse Source
This commit is contained in:
Cacodemon345
2024-02-16 15:02:05 +06:00
parent 9b070310a0
commit 996e365a8c
1 changed files with 28 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

29
src/video/vid_chips_69000.c
View File

@@ -475,6 +475,9 @@ chips_69000_do_rop_8bpp_patterned(uint8_t *dst, uint8_t pattern, uint8_t src, ui
break;
case 0xAA:
break; /* No-op. */
case 0xAC:
*dst = src ^ (pattern & (*dst ^ src));
break;
case 0xAF:
*dst |= ~pattern;
break;
@@ -484,6 +487,9 @@ chips_69000_do_rop_8bpp_patterned(uint8_t *dst, uint8_t pattern, uint8_t src, ui
case 0xCA:
*dst ^= (pattern & (src ^ *dst));
break;
case 0xE2:
*dst ^= (src & (pattern ^ *dst));
break;
case 0xDA:
*dst ^= pattern & (~(src & *dst));
break;
@@ -502,6 +508,9 @@ chips_69000_do_rop_8bpp_patterned(uint8_t *dst, uint8_t pattern, uint8_t src, ui
case 0xFF:
*dst = 0xFF;
break;
default:
pclog("Unknown ROP 0x%X\n", rop);
break;
}
}
@@ -513,6 +522,9 @@ chips_69000_do_rop_16bpp_patterned(uint16_t *dst, uint16_t pattern, uint16_t src
}
switch (rop) {
default:
pclog("Unknown ROP 0x%X\n", rop);
break;
case 0x00:
*dst = 0;
break;
@@ -572,6 +584,9 @@ chips_69000_do_rop_16bpp_patterned(uint16_t *dst, uint16_t pattern, uint16_t src
break;
case 0xAA:
break; /* No-op. */
case 0xAC:
*dst = src ^ (pattern & (*dst ^ src));
break;
case 0xAF:
*dst |= ~pattern;
break;
@@ -581,6 +596,9 @@ chips_69000_do_rop_16bpp_patterned(uint16_t *dst, uint16_t pattern, uint16_t src
case 0xCA:
*dst ^= (pattern & (src ^ *dst));
break;
case 0xE2:
*dst ^= (src & (pattern ^ *dst));
break;
case 0xDA:
*dst ^= pattern & (~(src & *dst));
break;
@@ -612,6 +630,9 @@ chips_69000_do_rop_24bpp_patterned(uint32_t *dst, uint32_t pattern, uint32_t src
}
switch (rop) {
default:
pclog("Unknown ROP 0x%X\n", rop);
break;
case 0x00:
*dst = 0;
break;
@@ -671,6 +692,9 @@ chips_69000_do_rop_24bpp_patterned(uint32_t *dst, uint32_t pattern, uint32_t src
break;
case 0xAA:
break; /* No-op. */
case 0xAC:
*dst = src ^ (pattern & (*dst ^ src));
break;
case 0xAF:
*dst |= ~pattern;
break;
@@ -683,6 +707,9 @@ chips_69000_do_rop_24bpp_patterned(uint32_t *dst, uint32_t pattern, uint32_t src
case 0xDA:
*dst ^= pattern & (~(src & *dst));
break;
case 0xE2:
*dst ^= (src & (pattern ^ *dst));
break;
case 0xEA:
*dst |= pattern & src;
break;
@@ -853,7 +880,7 @@ chips_69000_process_pixel(chips_69000_t* chips, uint32_t pixel)
if (chips->bitblt_running.bitblt.bitblt_control & (1 << 19))
pattern_data = 0;
else
pattern_data = chips_69000_readb_linear(chips->bitblt_running.bitblt.pat_addr + ((vert_pat_alignment + chips->bitblt_running.y) & 7), chips);
pattern_data = chips_69000_readb_linear(chips->bitblt_running.bitblt.pat_addr + ((vert_pat_alignment + (chips->bitblt_running.y & 7)) & 7), chips);
is_true = !!(pattern_data & (1 << (((chips->bitblt_running.bitblt.destination_addr & 7) + chips->bitblt_running.x) & 7)));