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ui, revised menu and option handling, added sound filter settings

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This commit is contained in:
kub 2021-03-05 20:20:22 +01:00
parent 583c4840cf
commit 37631374df
10 changed files with 141 additions and 75 deletions
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5
pico/pico.h
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@ -57,7 +57,7 @@ extern void *p32x_bios_g, *p32x_bios_m, *p32x_bios_s;
#define POPT_EN_STEREO (1<< 3)
#define POPT_ALT_RENDERER (1<< 4) // 00 00x0
#define POPT_EN_YM2413 (1<< 5)
// unused (1<< 6)
#define POPT_EN_SNDFILTER (1<< 6)
#define POPT_ACC_SPRITES (1<< 7)
#define POPT_DIS_32C_BORDER (1<< 8) // 00 0x00
#define POPT_EXT_FM (1<< 9)
@ -102,8 +102,7 @@ typedef struct
unsigned short overclockM68k; // overclock the emulated 68k, in %
int sndRate; // rate in Hz
unsigned short sndFilter; // Set low pass sound filter 0: off, 1: on (use integer in case we want to add other filter types later)
int32_t sndFilterRange; // Low pass sound filter range [0, 65536]
int sndFilterAlpha; // Low pass sound filter alpha (Q16)
short *sndOut; // PCM output buffer
void (*writeSound)(int len); // write .sndOut callback, called once per frame

3
pico/sound/sound.c
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@ -50,8 +50,6 @@ PICO_INTERNAL void PsndReset(void)
// PsndRerate calls YM2612Init, which also resets
PsndRerate(0);
timers_reset();
mix_reset(PicoIn.sndFilter ? PicoIn.sndFilterRange : 0);
}
@ -106,6 +104,7 @@ void PsndRerate(int preserve_state)
// set mixer
PsndMix_32_to_16l = (PicoIn.opt & POPT_EN_STEREO) ? mix_32_to_16l_stereo : mix_32_to_16_mono;
mix_reset(PicoIn.opt & POPT_EN_SNDFILTER ? PicoIn.sndFilterAlpha : 0);
if (PicoIn.AHW & PAHW_PICO)
PicoReratePico();