RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 07:17:45 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

sms, vdp rendering fixes

Browse source
This commit is contained in:
kub 2021-10-15 19:26:22 +02:00
parent 14cd01be51
commit a58b8f39e0
1 changed files with 4 additions and 5 deletions
Download patch file Download diff file Expand all files Collapse all files

9
pico/mode4.c
View file

@ -199,8 +199,6 @@ static void DrawStripLowM4(const u16 *nametab, int cells_dx, int tilex_ty)
unsigned code;
code = nametab[tilex_ty& 0x1f];
if (code & 0x1000) // priority high?
continue;
if (code != oldcode) {
oldcode = code;
@ -328,7 +326,7 @@ static void DrawDisplayM4(int scanline)
DrawStripHighM4(nametab , dx | ( cells << 16), tilex | (ty << 16));
}
if (pv->reg[0] & 0x20) {
if ((pv->reg[0] & 0x20) && (Pico.m.hardware & 0x3) != 3) {
// first column masked with background, caculate offset to start of line
dx = (dx&~0x1f) / 4;
ty = 0xe0e0e0e0; // really (pv->reg[7]&0x3f) * 0x01010101, but the looks...
@ -566,7 +564,7 @@ void PicoFrameStartSMS(void)
columns = 320;
} else
coffs = PicoIn.opt & POPT_DIS_32C_BORDER ? 0:(320-columns)/2;
line_offset = (PicoIn.opt & POPT_ALT_RENDERER ? coffs : 0);
line_offset = (FinalizeLineSMS == NULL ? coffs : 0);
if (FinalizeLineSMS == FinalizeLineRGB555SMS)
line_offset = 0 /* done in FinalizeLine */;
@ -672,7 +670,8 @@ void PicoDrawSetOutputSMS(pdso_t which)
{
case PDF_8BIT: FinalizeLineSMS = FinalizeLine8bitSMS; break;
case PDF_RGB555: FinalizeLineSMS = FinalizeLineRGB555SMS; break;
default: FinalizeLineSMS = NULL;
// there's no fast renderer yet, just treat it like PDF_8BIT
default: FinalizeLineSMS = FinalizeLine8bitSMS;
PicoDrawSetInternalBuf(Pico.est.Draw2FB, 328); break;
}
rendstatus_old = -1;