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/*
* snes9express
* sound.cc
* Copyright (C) 1998-2002 David Nordlund
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* For further details, please read the included COPYING file,
* or go to http://www.gnu.org/copyleft/gpl.html
*/
#include <stdlib.h>
#include "sound.h"
static char*SoundRates[] = {
"0 (no sound)",
"1 ( 8192 Hz)",
"2 (11025 Hz)",
"3 (16500 Hz)",
"4 (22050 Hz)",
"5 (29300 Hz)",
"6 (36600 Hz)",
"7 (44000 Hz)",
"",
};
s9x_Sound::s9x_Sound(fr_Notebook*parent):
s9x_Notepage(parent, "Sound"),
Sound(this, "Sound", true),
Stereo(this, "Stereo", true),
Filters(this, "Filters", true),
NoCache(this, "No Cache", false),
ThreadSound(this, "Thread Sound", false),
Skip(this, "Skip Method:", 0, 0, 3, 0),
Rate(this, "Rate:", fr_Horizontal, 4, 1, 7, 0, false),
RateLabel(this, SoundRates[4]),
Envelope(this, "Envelope", false),
Sync(this, "Sync", false),
Interpolate(this, "Interpolate", false),
NoMasterVolume(this, "Play it Loud", false)
{
SetGridSize(4, 3, true);
Sound.Args << fr_CaseInsensitive << "-sound" << "-so";
Sound.NotArgs << fr_CaseInsensitive << "-nosound" << "-NS";
Sound.SetTooltip("Use sound emulation. (If your desktop environment"
" uses sound effects, snes9x might not be able to"
" access the sound device)");
Sound.AddListener(this);
Pack(Sound);
addOption(Sound);
Stereo.Args << fr_CaseInsensitive << "-stereo" << "-st";
Stereo.NotArgs << fr_CaseInsensitive << "-mono";
Stereo.SetTooltip("Select either stereo or mono sound");
Pack(Stereo);
addOption(Stereo);
Filters.Args << fr_CaseInsensitive << "-echo" << "-e";
Filters.NotArgs << fr_CaseInsensitive << "-ne" << "-noecho";
Filters.SetTooltip("Echo & FIR sound filters. Filters are slow on non-MMX processors");
Pack(Filters);
addOption(Filters);
NoCache.Args << fr_CaseInsensitive << "-nsc" << "-nosamplecaching" << "-nc";
NoCache.SetTooltip("Disable sound sample caching. "
"Sample caching speeds up emulation by "
"keeping a decompressed copy of sound samples "
"in memory. However, this can some times cause "
"distortion in looped samples.");
Pack(NoCache, 3, 0, 4, 1);
addOption(NoCache);
ThreadSound.Args << fr_CaseInsensitive << "-ts" << "-threadsound";
ThreadSound.SetTooltip("Use a separate thread for sound processing. "
"This may benefit multi-cpu systems "
"or certain sound card drivers.");
Pack(ThreadSound, 3, 0, 4, 1);
addOption(ThreadSound);
Skip.Args << fr_CaseInsensitive << "-soundskip" << "-sk";
Skip.SetTooltip("Sound CPU skip waiting method");
Pack(Skip, 0, 1, 2, 2);
addOption(Skip);
Rate.Args << fr_CaseInsensitive << "-r" << "-soundquality" << "-sq";
Rate.SetTooltip("sound rate: lower runs faster / higher sounds better");
Rate.AddListener(this);
Pack(Rate, 0, 1, 2, 2);
addOption(Rate);
RateLabel.SetVisibility(true);
Pack(RateLabel);
NoMasterVolume.Args << fr_CaseInsensitive << "-nmv" << "-nomastervolume";
NoMasterVolume.SetTooltip("Lock the emulator's master volume at full. "
" This is helpful for ROMs that set the volume"
" rather low.");
Pack(NoMasterVolume);
addOption(NoMasterVolume);
Interpolate.Args << fr_CaseInsensitive << "-is" << "-interpolatedsound";
Interpolate.SetKeyStroke("[");
Interpolate.SetTooltip("Sound samples played at a frequency lower "
"than the specified Rate will have "
"intermediate sample values calculated, to "
"improve the sound quality of low-rate "
"samples.");
Pack(Interpolate);
addOption(Interpolate);
Envelope.Args << fr_CaseInsensitive << "-ex" << "-envx";
Envelope.SetTooltip("Use envelope volume height. Can fix some sound"
" problems, but can also freeze in some ROMs");
Pack(Envelope);
addOption(Envelope);
Sync.Args << fr_CaseInsensitive << "-sy" << "-soundsync";
Sync.SetKeyStroke("]");
Sync.SetTooltip("Synchronize sound playback with instructions"
" from the SNES sound CPU. This option will also"
" activate interpolated sound and envelope height"
" reading.");
Sync.AddListener(this);
Pack(Sync);
addOption(Sync);
}
void s9x_Sound::Set9xVersion(float version) {
NoMasterVolume.EnableIf(version >= 1.05);
Interpolate.EnableIf(version >= 1.19);
Sync.EnableIf(version >= 1.19);
if(version <= 1.41)
{
NoCache.EnableIf(true);
NoCache.SetVisibility(true);
ThreadSound.EnableIf(false);
ThreadSound.SetVisibility(false);
} else {
NoCache.EnableIf(false);
NoCache.SetVisibility(false);
ThreadSound.EnableIf(true);
ThreadSound.SetVisibility(true);
}
}
void s9x_Sound::CompileArgs(fr_ArgList& L) {
if(!Sound.GetState()) {
Sound.CompileArgs(L);
Skip.CompileArgs(L);
return;
};
Stereo.CompileArgs(L);
Rate.CompileArgs(L);
Filters.CompileArgs(L);
Envelope.CompileArgs(L);
NoMasterVolume.CompileArgs(L);
Interpolate.CompileArgs(L);
Sync.CompileArgs(L);
NoCache.CompileArgs(L);
ThreadSound.CompileArgs(L);
}
void s9x_Sound::EventOccurred(fr_Event*e) {
if(e->Is(Sound))
Toggled(Sound.GetState());
else if(e->Is(Rate))
RateLabel.SetLabel(SoundRates[(int)Rate.GetValue()]);
else if(e->Is(Sync)&&Sync.GetState()) {
/* this is just to demonstrate visually that Sync also
* turns on Envelope and Interpolate */
Interpolate.SetState(true);
Envelope.SetState(true);
};
}
void s9x_Sound::Toggled(bool s) {
Stereo.SetEditable(s);
Filters.SetEditable(s);
Envelope.SetEditable(s);
NoMasterVolume.SetEditable(s);
RateLabel.SetEditable(s);
Interpolate.SetEditable(s);
Sync.SetEditable(s);
NoCache.SetEditable(s);
ThreadSound.SetEditable(s);
if(s) {
Skip.SetVisibility(false);
Rate.SetVisibility(true);
RateLabel.SetLabel(SoundRates[(int)Rate.GetValue()]);
} else {
Rate.SetVisibility(false);
Skip.SetVisibility(true);
RateLabel.SetLabel(SoundRates[0]);
}
}
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