+// common code for Pico.c and cd/Pico.c
+// (c) Copyright 2007,2008 Grazvydas "notaz" Ignotas
+
#define CYCLES_M68K_LINE 488 // suitable for both PAL/NTSC
#define CYCLES_M68K_VINT_LAG 68
#define CYCLES_M68K_ASD 148
int lines, y, lines_vis = 224, total_z80 = 0, z80CycleAim = 0, line_sample, skip;
int hint; // Hint counter
- if ((PicoOpt&0x10) && !PicoSkipFrame) {
+ if ((PicoOpt&0x10) && !PicoSkipFrame && (pv->reg[1]&0x40)) { // fast rend., display enabled
// draw a frame just after vblank in alternative render mode
// yes, this will cause 1 frame lag, but this is inaccurate mode anyway.
PicoFrameFull();
}
// decide if we draw this line
+ if (!skip)
+ {
+ if (PicoOpt&0x10) {
+ // find the right moment for fast renderer, when display is no longer blanked
+ if ((pv->reg[1]&0x40) || y > 100) {
+ PicoFrameFull();
+#ifdef DRAW_FINISH_FUNC
+ DRAW_FINISH_FUNC();
+#endif
+ skip = 1;
+ }
+ }
+ else
+ {
#if CAN_HANDLE_240_LINES
- if(!skip && ((!(pv->reg[1]&8) && y<224) || (pv->reg[1]&8)) )
+ if (((!(pv->reg[1]&8) && y < 224) || (pv->reg[1]&8)) )
#else
- if(!skip && y<224)
+ if (y < 224)
#endif
- PicoLine(y);
+ PicoLine(y);
+ }
+ }
- if(PicoOpt&1)
- sound_timers_and_dac(y);
+ if (PicoOpt&1)
+ Psnd_timers_and_dac(y);
#ifndef PICO_CD
// get samples from sound chips
- if(y == 32 && PsndOut)
+ if (y == 32 && PsndOut)
emustatus &= ~1;
- else if((y == 224 || y == line_sample) && PsndOut)
+ else if ((y == 224 || y == line_sample) && PsndOut)
getSamples(y);
#endif
#ifdef PICO_CD
update_chips();
+#else
+ if (PicoLineHook) PicoLineHook(1);
#endif
}
z80_int();
if (PicoOpt&1)
- sound_timers_and_dac(y);
+ Psnd_timers_and_dac(y);
// get samples from sound chips
#ifndef PICO_CD
CYCLES_Z80_LINE - CYCLES_Z80_ASD, CYCLES_S68K_LINE - CYCLES_S68K_ASD);
#ifdef PICO_CD
- update_chips();
+ update_chips();
+#else
+ if (PicoLineHook) PicoLineHook(1);
#endif
// PAL line count might actually be 313 according to Steve Snake, but that would complicate things.
#endif
if(PicoOpt&1)
- sound_timers_and_dac(y);
+ Psnd_timers_and_dac(y);
// Run scanline:
if (Pico.m.dma_xfers) SekCyclesBurn(CheckDMA());
#ifdef PICO_CD
update_chips();
+#else
+ if (PicoLineHook) PicoLineHook(1);
#endif
}