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stupid sprite limit bug fixed
[picodrive.git]
/
Pico
/
VideoPort.c
diff --git
a/Pico/VideoPort.c
b/Pico/VideoPort.c
index
d027ca3
..
3663732
100644
(file)
--- a/
Pico/VideoPort.c
+++ b/
Pico/VideoPort.c
@@
-35,7
+35,9
@@
static void VideoWrite(u16 d)
{
\r
case 1: if(a&1) d=(u16)((d<<8)|(d>>8)); // If address is odd, bytes are swapped (which game needs this?)
\r
Pico.vram [(a>>1)&0x7fff]=d;
\r
{
\r
case 1: if(a&1) d=(u16)((d<<8)|(d>>8)); // If address is odd, bytes are swapped (which game needs this?)
\r
Pico.vram [(a>>1)&0x7fff]=d;
\r
- rendstatus |= PDRAW_DIRTY_SPRITES; break;
\r
+ if (a - ((unsigned)(Pico.video.reg[5]&0x7f) << 9) < 0x400)
\r
+ rendstatus |= PDRAW_DIRTY_SPRITES;
\r
+ break;
\r
case 3: Pico.m.dirtyPal = 1;
\r
Pico.cram [(a>>1)&0x003f]=d; break; // wraps (Desert Strike)
\r
case 5: Pico.vsram[(a>>1)&0x003f]=d; break;
\r
case 3: Pico.m.dirtyPal = 1;
\r
Pico.cram [(a>>1)&0x003f]=d; break; // wraps (Desert Strike)
\r
case 5: Pico.vsram[(a>>1)&0x003f]=d; break;
\r
@@
-362,7
+364,8
@@
PICO_INTERNAL_ASM void PicoVideoWrite(unsigned int a,unsigned short d)
SekCyclesBurn(32); // penalty // 488/12-8
\r
if (SekCycleCnt>=SekCycleAim) SekEndRun(0);
\r
}
\r
SekCyclesBurn(32); // penalty // 488/12-8
\r
if (SekCycleCnt>=SekCycleAim) SekEndRun(0);
\r
}
\r
- elprintf(EL_ASVDP, "VDP data write: %04x {%i} #%i @ %06x", d, Pico.video.type, pvid->lwrite_cnt, SekPc);
\r
+ elprintf(EL_ASVDP, "VDP data write: %04x [%06x] {%i} #%i @ %06x", d, Pico.video.addr,
\r
+ Pico.video.type, pvid->lwrite_cnt, SekPc);
\r
}
\r
VideoWrite(d);
\r
}
\r
}
\r
VideoWrite(d);
\r
}
\r
@@
-408,6
+411,7
@@
PICO_INTERNAL_ASM void PicoVideoWrite(unsigned int a,unsigned short d)
update_irq = 1;
\r
break;
\r
case 0x05:
\r
update_irq = 1;
\r
break;
\r
case 0x05:
\r
+ //elprintf(EL_STATUS, "spritep moved to %04x", (unsigned)(Pico.video.reg[5]&0x7f) << 9);
\r
if (d^dold) rendstatus |= PDRAW_SPRITES_MOVED;
\r
break;
\r
case 0x0c:
\r
if (d^dold) rendstatus |= PDRAW_SPRITES_MOVED;
\r
break;
\r
case 0x0c:
\r
@@
-486,7
+490,7
@@
PICO_INTERNAL_ASM unsigned int PicoVideoRead(unsigned int a)
{
\r
unsigned int d;
\r
int lineCycles;
\r
{
\r
unsigned int d;
\r
int lineCycles;
\r
-
\r
+
\r
lineCycles = (488-SekCyclesLeft)&0x1ff;
\r
if (Pico.video.reg[12]&1)
\r
d = hcounts_40[lineCycles];
\r
lineCycles = (488-SekCyclesLeft)&0x1ff;
\r
if (Pico.video.reg[12]&1)
\r
d = hcounts_40[lineCycles];
\r