claunia/86Box
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

add bit invert operation in bitblt

Browse Source
This commit is contained in:
Akamaki
2025-02-25 11:59:46 +09:00
parent 50300a1d9a
commit e9b8bbd0be
1 changed files with 8 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
src/video/vid_ps55da2.c
View File

@@ -502,6 +502,8 @@ DA2_WritePlaneDataWithBitmask(uint32_t destaddr, const uint16_t mask, pixel32 *s
writepx[i] ^= srcpx->p8[i] & mask32.d;
break;
}
if (da2->bitblt.raster_op & 0x20) /* NOT */
writepx[i] ^= 0xFFFFFFFF & mask32.d;
}
for (int i = 0; i < 8; i++) {
DA2_vram_w(destaddr | i, (writepx[i] >> 24) & 0xff, da2);
@@ -524,11 +526,11 @@ Param Desc
01 Color
03 Bit Shift
04 Select plane?
05 Dir(10 or 11) + Command?(40 or 48)
05 Dir(1000h or 1100h) + Command?(40 or 48)
08 Mask Left
09 Mask Right
0A Plane Mask?
0B ROP?(8h or 200h + 0-3h)
0B ROP?(8h or 200h) + Bitop (0 None, 1 AND, 2 OR, 3 XOR)
0D
20 Exec (1) or Exec without reset regs (21h)
21 ?
@@ -709,9 +711,9 @@ da2_bitblt_load(da2_t *da2)
i++;
}
da2->bitblt.exec = DA2_BLT_CIDLE;
// /* clear payload memory */
// memset(da2->bitblt.payload, 0x00, DA2_BLT_MEMSIZE);
// da2->bitblt.payload_addr = 0;
/* clear payload memory */
memset(da2->bitblt.payload, 0x00, DA2_BLT_MEMSIZE);
da2->bitblt.payload_addr = 0;
/* [89] 20: 0001 (1) then execute payload */
if (da2->bitblt.reg[0x20] & 0x1) {
/* clear payload memory */
@@ -731,7 +733,7 @@ da2_bitblt_load(da2_t *da2)
da2->bitblt.debug_exesteps = 0;
#endif
da2->bitblt.bitshift_destr = ((da2->bitblt.reg[0x3] >> 4) & 0x0f); /* set bit shift */
da2->bitblt.raster_op = da2->bitblt.reg[0x0b] & 0x03; /* 01 AND, 03 XOR */
da2->bitblt.raster_op = da2->bitblt.reg[0x0b] & 0x23; /* 01 AND, 03 XOR */
da2_log("bltload_exec: %x, rop: %x CS:PC=%4x:%4x\n", da2->bitblt.reg[0x5], da2->bitblt.reg[0x0b], CS, cpu_state.pc);
// for (int i = 0; i <= 0xb; i++)
// {
@@ -780,7 +782,6 @@ da2_bitblt_load(da2_t *da2)
da2->bitblt.srcaddr = da2->bitblt.reg[0x12] * 72 + 2;
da2->bitblt.destaddr += 2;
da2->bitblt.srcpitch = 0;
da2->bitblt.raster_op = da2->bitblt.reg[0x05] & 0x03; /* XOR */
da2->bitblt.bitshift_destr += 1;
#ifdef ENABLE_DA2_DEBUGBLT
uint32_t sjis_h = IBMJtoSJIS(da2->bitblt.reg[0x12]) >> 8;
@@ -797,7 +798,6 @@ da2_bitblt_load(da2_t *da2)
da2->bitblt.srcaddr = da2->bitblt.reg[0x12] * 64 + 2 + DA2_FONTROM_BASESBCS;
da2->bitblt.destaddr += 2;
da2->bitblt.srcpitch = 0;
da2->bitblt.raster_op = da2->bitblt.reg[0x05] & 0x03; /* XOR */
da2->bitblt.bitshift_destr += 1;
#ifdef ENABLE_DA2_DEBUGBLT
uint32_t sjis_h = IBMJtoSJIS(da2->bitblt.reg[0x12]) >> 8;