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vdp, add handling of external buffers for fast renderer

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This commit is contained in:
kub 2020-12-12 14:36:54 +01:00
parent 7e382f5403
commit 207e5ba0ee
3 changed files with 17 additions and 6 deletions
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12
pico/draw.c
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@ -1855,9 +1855,6 @@ PICO_INTERNAL void PicoFrameStart(void)
Pico.m.dirtyPal = (dirty ? 2 : 0); // mark as dirty but already copied Pico.m.dirtyPal = (dirty ? 2 : 0); // mark as dirty but already copied
blockcpy(Pico.est.SonicPal, PicoMem.cram, 0x40*2); blockcpy(Pico.est.SonicPal, PicoMem.cram, 0x40*2);
} }
if (PicoIn.opt & POPT_ALT_RENDERER)
return;
} }
static void DrawBlankedLine(int line, int offs, int sh, int bgc) static void DrawBlankedLine(int line, int offs, int sh, int bgc)
@ -1974,10 +1971,12 @@ void PicoDrawUpdateHighPal(void)
void PicoDrawSetOutFormat(pdso_t which, int use_32x_line_mode) void PicoDrawSetOutFormat(pdso_t which, int use_32x_line_mode)
{ {
PicoDrawSetInternalBuf(NULL, 0); PicoDrawSetInternalBuf(NULL, 0);
PicoDraw2SetOutBuf(NULL);
switch (which) switch (which)
{ {
case PDF_8BIT: case PDF_8BIT:
FinalizeLine = FinalizeLine8bit; FinalizeLine = FinalizeLine8bit;
PicoDrawSetInternalBuf(Pico.est.Draw2FB, 328);
break; break;
case PDF_RGB555: case PDF_RGB555:
@ -1989,13 +1988,13 @@ void PicoDrawSetOutFormat(pdso_t which, int use_32x_line_mode)
default: default:
FinalizeLine = NULL; FinalizeLine = NULL;
PicoDrawSetOutBufMD(Pico.est.Draw2FB+8, 328);
break; break;
} }
if (PicoIn.AHW & PAHW_32X) if (PicoIn.AHW & PAHW_32X)
PicoDrawSetOutFormat32x(which, use_32x_line_mode); PicoDrawSetOutFormat32x(which, use_32x_line_mode);
PicoDrawSetOutputMode4(which); PicoDrawSetOutputMode4(which);
rendstatus_old = -1; rendstatus_old = -1;
Pico.m.dirtyPal = 1;
} }
void PicoDrawSetOutBufMD(void *dest, int increment) void PicoDrawSetOutBufMD(void *dest, int increment)
@ -2004,7 +2003,10 @@ void PicoDrawSetOutBufMD(void *dest, int increment)
// kludge for no-copy mode // kludge for no-copy mode
PicoDrawSetInternalBuf(dest, increment); PicoDrawSetInternalBuf(dest, increment);
} }
if (dest != NULL) {
if (FinalizeLine == NULL)
PicoDraw2SetOutBuf(dest);
else if (dest != NULL) {
DrawLineDestBase = dest; DrawLineDestBase = dest;
DrawLineDestIncrement = increment; DrawLineDestIncrement = increment;
Pico.est.DrawLineDest = (char *)DrawLineDestBase + Pico.est.DrawScanline * increment; Pico.est.DrawLineDest = (char *)DrawLineDestBase + Pico.est.DrawScanline * increment;

10
pico/draw2.c
View file

@ -692,7 +692,15 @@ PICO_INTERNAL void PicoFrameFull()
pprof_end(draw); pprof_end(draw);
} }
void PicoDraw2SetOutBuf(void *dest)
{
if (dest)
Pico.est.Draw2FB = dest;
else
Pico.est.Draw2FB = PicoDraw2FB_;
}
void PicoDraw2Init(void) void PicoDraw2Init(void)
{ {
Pico.est.Draw2FB = PicoDraw2FB_; PicoDraw2SetOutBuf(NULL);
} }

1
pico/pico_int.h
View file

@ -674,6 +674,7 @@ extern int DrawLineDestIncrement;
extern unsigned int VdpSATCache[128]; extern unsigned int VdpSATCache[128];
// draw2.c // draw2.c
void PicoDraw2SetOutBuf(void *dest);
void PicoDraw2Init(void); void PicoDraw2Init(void);
PICO_INTERNAL void PicoFrameFull(); PICO_INTERNAL void PicoFrameFull();