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debug bgm player, sound code refactoring

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@598 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2008-10-16 13:32:55 +00:00
parent 40644bfedd
commit 7b3f44c6b6
12 changed files with 161 additions and 86 deletions
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9
pico/cd/pico.c
View file

@ -225,15 +225,6 @@ static __inline void update_chips(void)
}
static __inline void getSamples(int y)
{
int len = PsndRender(0, PsndLen);
if (PicoWriteSound) PicoWriteSound(len);
// clear sound buffer
PsndClear();
}
#define PICO_CD
#include "../pico_cmn.c"

41
pico/debug.c
View file

@ -2,6 +2,7 @@
// (c) Copyright 2008 notaz, All rights reserved.
#include "pico_int.h"
#include "sound/ym2612.h"
#include "debug.h"
#define bit(r, x) ((r>>x)&1)
@ -301,3 +302,43 @@ void PDebugDumpMem(void)
}
}
void PDebugZ80Frame(void)
{
int lines, line_sample;
if (Pico.m.pal) {
lines = 312;
line_sample = 68;
} else {
lines = 262;
line_sample = 93;
}
z80_resetCycles();
emustatus &= ~1;
if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80))
PicoSyncZ80(line_sample*488);
if (ym2612.dacen && PsndDacLine <= line_sample)
PsndDoDAC(line_sample);
if (PsndOut)
PsndGetSamples(line_sample);
if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80)) {
PicoSyncZ80(224*488);
z80_int();
}
if (ym2612.dacen && PsndDacLine <= 224)
PsndDoDAC(224);
if (PsndOut)
PsndGetSamples(224);
// sync z80
if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80))
PicoSyncZ80(Pico.m.pal ? 151809 : 127671); // cycles adjusted for converter
if (PsndOut && ym2612.dacen && PsndDacLine <= lines-1)
PsndDoDAC(lines-1);
timers_cycle();
}

1
pico/debug.h
View file

@ -5,4 +5,5 @@ void PDebugShowSpriteStats(unsigned short *screen, int stride);
void PDebugShowPalette(unsigned short *screen, int stride);
void PDebugShowSprite(unsigned short *screen, int stride, int which);
void PDebugDumpMem(void);
void PDebugZ80Frame(void);

29
pico/pico.c
View file

@ -258,35 +258,6 @@ static __inline void SekRunM68k(int cyc)
#endif
}
// to be called on 224 or line_sample scanlines only
static __inline void getSamples(int y)
{
#if SIMPLE_WRITE_SOUND
if (y != 224) return;
PsndRender(0, PsndLen);
if (PicoWriteSound) PicoWriteSound(PsndLen);
PsndClear();
#else
static int curr_pos = 0;
if(y == 224) {
if(emustatus & 2)
curr_pos += PsndRender(curr_pos, PsndLen-PsndLen/2);
else curr_pos = PsndRender(0, PsndLen);
if (emustatus&1) emustatus|=2; else emustatus&=~2;
if (PicoWriteSound) PicoWriteSound(curr_pos);
// clear sound buffer
PsndClear();
}
else if(emustatus & 3) {
emustatus|= 2;
emustatus&=~1;
curr_pos = PsndRender(0, PsndLen/2);
}
#endif
}
#include "pico_cmn.c"
int z80stopCycle;

16
pico/pico_cmn.c
View file

@ -64,6 +64,7 @@ static int PicoFrameHints(void)
SekCyclesResetS68k();
#endif
PsndDacLine = 0;
emustatus &= ~1;
pv->status&=~0x88; // clear V-Int, come out of vblank
@ -118,19 +119,15 @@ static int PicoFrameHints(void)
}
}
#ifndef PICO_CD
// get samples from sound chips
if (y == 32 && PsndOut)
emustatus &= ~1;
else if ((y == 224 || y == line_sample) && PsndOut)
if ((y == 224 || y == line_sample) && PsndOut)
{
if (Pico.m.z80Run && !Pico.m.z80_reset && (PicoOpt&POPT_EN_Z80))
PicoSyncZ80(SekCycleCnt);
if (ym2612.dacen && PsndDacLine <= y)
PsndDoDAC(y);
getSamples(y);
PsndGetSamples(y);
}
#endif
// Run scanline:
if (Pico.m.dma_xfers) SekCyclesBurn(CheckDMA());
@ -196,14 +193,11 @@ static int PicoFrameHints(void)
}
// get samples from sound chips
#ifndef PICO_CD
if (y == 224)
#endif
if (PsndOut)
if (y == 224 && PsndOut)
{
if (ym2612.dacen && PsndDacLine <= y)
PsndDoDAC(y);
getSamples(y);
PsndGetSamples(y);
}
// Run scanline:

2
pico/pico_int.h
View file

@ -531,8 +531,8 @@ PICO_INTERNAL void PicoCDBufferRead(void *dest, int lba);
// sound/sound.c
PICO_INTERNAL void PsndReset(void);
PICO_INTERNAL void PsndDoDAC(int line_to);
PICO_INTERNAL int PsndRender(int offset, int length);
PICO_INTERNAL void PsndClear(void);
PICO_INTERNAL void PsndGetSamples(int y);
// z80 functionality wrappers
PICO_INTERNAL void z80_init(void);
PICO_INTERNAL void z80_pack(unsigned char *data);

31
pico/sound/sound.c
View file

@ -297,7 +297,7 @@ PICO_INTERNAL void PsndClear(void)
}
PICO_INTERNAL int PsndRender(int offset, int length)
static int PsndRender(int offset, int length)
{
int buf32_updated = 0;
int *buf32 = PsndBuffer+offset;
@ -361,6 +361,35 @@ PICO_INTERNAL int PsndRender(int offset, int length)
return length;
}
// to be called on 224 or line_sample scanlines only
PICO_INTERNAL void PsndGetSamples(int y)
{
#if SIMPLE_WRITE_SOUND
if (y != 224) return;
PsndRender(0, PsndLen);
if (PicoWriteSound) PicoWriteSound(PsndLen);
PsndClear();
#else
static int curr_pos = 0;
if (y == 224)
{
if (emustatus & 2)
curr_pos += PsndRender(curr_pos, PsndLen-PsndLen/2);
else curr_pos = PsndRender(0, PsndLen);
if (emustatus&1) emustatus|=2; else emustatus&=~2;
if (PicoWriteSound) PicoWriteSound(curr_pos);
// clear sound buffer
PsndClear();
}
else if (emustatus & 3) {
emustatus|= 2;
emustatus&=~1;
curr_pos = PsndRender(0, PsndLen/2);
}
#endif
}
// -----------------------------------------------------------------
// z80 stuff

6
platform/common/emu.h
View file

@ -69,7 +69,6 @@ void emu_textOut16(int x, int y, const char *text);
char *emu_makeRomId(void);
void emu_getGameName(char *str150);
void emu_findKeyBindCombos(void);
void emu_forcedFrame(int opts);
void emu_changeFastForward(int set_on);
void emu_RunEventsPico(unsigned int events);
void emu_DoTurbo(int *pad, int acts);
@ -77,9 +76,14 @@ void emu_packConfig(void);
void emu_unpackConfig(void);
void emu_shutdownMCD(void);
/* not in common */
extern const char * const keyNames[];
void emu_prepareDefaultConfig(void);
void emu_platformDebugCat(char *str);
void emu_forcedFrame(int opts);
void emu_startSound(void);
void emu_endSound(void);
void emu_waitSound(void);
#ifdef __cplusplus
} // extern "C"

20
platform/common/menu.c
View file

@ -343,6 +343,20 @@ int me_process(menu_entry *entries, int count, menu_id id, int is_next)
void SekStepM68k(void);
static void mplayer_loop(void)
{
emu_startSound();
while (1)
{
PDebugZ80Frame();
if (read_buttons_async(BTN_NORTH)) break;
emu_waitSound();
}
emu_endSound();
}
static void draw_text_debug(const char *str, int skip, int from)
{
const char *p;
@ -415,7 +429,7 @@ void debug_menu_loop(void)
}
menu_draw_end();
inp = read_buttons(BTN_EAST|BTN_SOUTH|BTN_WEST|BTN_L|BTN_R|BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT);
inp = read_buttons(BTN_EAST|BTN_SOUTH|BTN_WEST|BTN_NORTH|BTN_L|BTN_R|BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT);
if (inp & BTN_SOUTH) return;
if (inp & BTN_L) { mode--; if (mode < 0) mode = 3; }
if (inp & BTN_R) { mode++; if (mode > 3) mode = 0; }
@ -423,6 +437,10 @@ void debug_menu_loop(void)
{
case 0:
if (inp & BTN_EAST) SekStepM68k();
if (inp & BTN_NORTH) {
while (inp & BTN_NORTH) inp = read_buttons_async(BTN_NORTH);
mplayer_loop();
}
if ((inp & (BTN_WEST|BTN_LEFT)) == (BTN_WEST|BTN_LEFT)) {
mkdir("dumps", 0777);
PDebugDumpMem();

67
platform/gp2x/emu.c
View file

@ -665,6 +665,46 @@ static void updateSound(int len)
gp2x_sound_write(PsndOut, len<<1);
}
void emu_startSound(void)
{
static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
int target_fps = Pico.m.pal ? 50 : 60;
PsndOut = NULL;
// prepare sound stuff
if (currentConfig.EmuOpt & 4)
{
int snd_excess_add;
if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old ||
((PicoOpt&0x200) && crashed_940)) {
PsndRerate(Pico.m.frame_count ? 1 : 0);
}
snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
gp2x_start_sound(PsndRate, 16, (PicoOpt&8)>>3);
gp2x_sound_volume(currentConfig.volume, currentConfig.volume);
PicoWriteSound = updateSound;
update_volume(0, 0);
memset(sndBuffer, 0, sizeof(sndBuffer));
PsndOut = sndBuffer;
PsndRate_old = PsndRate;
PicoOpt_old = PicoOpt;
pal_old = Pico.m.pal;
}
}
void emu_endSound(void)
{
}
/* wait until we can write more sound */
void emu_waitSound(void)
{
// don't need to do anything, writes will block by themselves
}
static void SkipFrame(int do_audio)
{
@ -776,8 +816,7 @@ static void tga_dump(void)
void emu_Loop(void)
{
static int gp2x_old_clock = 200;
static int PsndRate_old = 0, PicoOpt_old = 0, EmuOpt_old = 0, pal_old = 0;
static int gp2x_old_clock = 200, EmuOpt_old = 0;
char fpsbuff[24]; // fps count c string
struct timeval tval; // timing
int pframes_done, pframes_shown, pthissec; // "period" frames, used for sync
@ -821,29 +860,7 @@ void emu_Loop(void)
target_frametime = 1000000/target_fps;
reset_timing = 1;
// prepare sound stuff
if (currentConfig.EmuOpt & 4)
{
int snd_excess_add;
if (PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old ||
((PicoOpt&0x200) && crashed_940)) {
PsndRerate(Pico.m.frame_count ? 1 : 0);
}
snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n",
PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
gp2x_start_sound(PsndRate, 16, (PicoOpt&8)>>3);
gp2x_sound_volume(currentConfig.volume, currentConfig.volume);
PicoWriteSound = updateSound;
update_volume(0, 0);
memset(sndBuffer, 0, sizeof(sndBuffer));
PsndOut = sndBuffer;
PsndRate_old = PsndRate;
PicoOpt_old = PicoOpt;
pal_old = Pico.m.pal;
} else {
PsndOut = NULL;
}
emu_startSound();
// prepare CD buffer
if (PicoAHW & PAHW_MCD) PicoCDBufferInit();

1
platform/gp2x/gp2x.h
View file

@ -24,6 +24,7 @@ void gp2x_pd_clone_buffer2(void);
void gp2x_start_sound(int rate, int bits, int stereo);
void gp2x_sound_write(void *buff, int len);
void gp2x_sound_volume(int l, int r);
void gp2x_sound_sync(void);
/* input */
unsigned long gp2x_joystick_read(int allow_usb_joy);

16
platform/psp/emu.c
View file

@ -609,7 +609,7 @@ static void sound_init(void)
lprintf("sceKernelCreateThread failed: %i\n", thid);
}
static void sound_prepare(void)
void emu_startSound(void)
{
static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
int ret, stereo;
@ -648,7 +648,7 @@ static void sound_prepare(void)
}
}
static void sound_end(void)
void emu_endSound(void)
{
int i;
if (samples_done == 0)
@ -667,6 +667,14 @@ static void sound_end(void)
sceAudio_5C37C0AE();
}
/* wait until we can write more sound */
void emu_waitSound(void)
{
// TODO: test this
while (!sound_thread_exit && samples_made - samples_done > samples_block * 4)
psp_msleep(10);
}
static void sound_deinit(void)
{
sound_thread_exit = 1;
@ -944,7 +952,7 @@ void emu_Loop(void)
PsndOut = NULL;
if (currentConfig.EmuOpt & 4)
{
sound_prepare();
emu_startSound();
}
sceDisplayWaitVblankStart();
@ -1090,8 +1098,8 @@ void emu_Loop(void)
if (PicoAHW & PAHW_MCD) PicoCDBufferFree();
if (PsndOut != NULL) {
emu_endSound();
PsndOut = NULL;
sound_end();
}
// save SRAM