Moved all files one dir upwards (should've done that long ago)
This commit is contained in:
pelya
240
project/jni/application/alienblaster/mixer.cpp
Normal file
240
project/jni/application/alienblaster/mixer.cpp
Normal file
@@ -0,0 +1,240 @@
|
||||
/***************************************************************************
|
||||
alienBlaster
|
||||
Copyright (C) 2004
|
||||
Paul Grathwohl, Arne Hormann, Daniel Kuehn, Soenke Schwardt
|
||||
|
||||
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, or (at your option)
|
||||
any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program; if not, write to the Free Software
|
||||
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
||||
***************************************************************************/
|
||||
using namespace std;
|
||||
|
||||
#include "mixer.h"
|
||||
#include "SDL_mixer.h"
|
||||
#include <string>
|
||||
#include <fstream>
|
||||
#include <iostream>
|
||||
#ifdef ANDROID
|
||||
#include <android/log.h>
|
||||
#endif
|
||||
|
||||
Mixer * mixerInstance = NULL;
|
||||
|
||||
Mixer & Mixer::mixer()
|
||||
{
|
||||
if( mixerInstance == NULL )
|
||||
mixerInstance = new Mixer();
|
||||
return *mixerInstance;
|
||||
}
|
||||
|
||||
Mixer::Mixer() {
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio");
|
||||
if (SDL_InitSubSystem(SDL_INIT_AUDIO) < 0) {
|
||||
printf("Couldn't initialize SDL audio subsystem: %s\n", SDL_GetError());
|
||||
__android_log_print(ANDROID_LOG_ERROR, "Alien Blaster", "Couldn't initialize SDL audio subsystem: %s", SDL_GetError());
|
||||
exit(1);
|
||||
}
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio 2");
|
||||
mixChunks = MixChunks(0);
|
||||
musics = Musics(0);
|
||||
enabled = false;
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio 3");
|
||||
initMixer();
|
||||
lastUsedReservedChannel = 0;
|
||||
reservedChannels = 0;
|
||||
musicPlaying = MUSIC_NONE;
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio done");
|
||||
}
|
||||
|
||||
Mixer::~Mixer() {
|
||||
if (enabled) {
|
||||
freeMixer();
|
||||
}
|
||||
}
|
||||
|
||||
void Mixer::initMixer() {
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio 4");
|
||||
enabled = (Mix_OpenAudio(MIX_DEFAULT_FREQUENCY, MIX_DEFAULT_FORMAT, 1, 1024) >= 0);
|
||||
if (enabled) {
|
||||
Mix_AllocateChannels(MIXER_NUMBER_CHANNELS);
|
||||
reservedChannels = Mix_ReserveChannels( MIXER_RESERVED_CHANNELS );
|
||||
if ( MIXER_RESERVED_CHANNELS != reservedChannels )
|
||||
cout << "reserve channels not successfull: reserved: " << reservedChannels << endl;
|
||||
lastUsedReservedChannel = 0;
|
||||
fn2snd.clear();
|
||||
fn2mus.clear();
|
||||
playsOn.clear();
|
||||
}
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", "Initializing audio 5");
|
||||
}
|
||||
|
||||
void Mixer::freeMixer() {
|
||||
if (enabled) {
|
||||
Mix_ExpireChannel(-1, 0);
|
||||
for (unsigned int index = 0; index < mixChunks.size(); index++) {
|
||||
Mix_FreeChunk(mixChunks[index]);
|
||||
}
|
||||
for (unsigned int index = 0; index < musics.size(); index++) {
|
||||
Mix_FreeMusic(musics[index]);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int Mixer::loadSample(string fileName, int volume) {
|
||||
if (enabled) {
|
||||
if (fn2snd.find(fileName) == fn2snd.end()) {
|
||||
|
||||
string fn = fileName;
|
||||
string fn1 = fn;
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", (string( "Loading sound " ) + fn).c_str() );
|
||||
|
||||
// Check if file exist
|
||||
FILE * inputFile = fopen( fn1.c_str(), "rb");
|
||||
if (!inputFile) {
|
||||
if( fn1.size() > 4 && fn1.find(".wav") != string::npos ) {
|
||||
fn1 = fn1.substr( 0, fn1.size() - 4 ) + ".ogg";
|
||||
inputFile = fopen( fn1.c_str(), "rb");
|
||||
}
|
||||
if (!inputFile) {
|
||||
cout << "ERROR: file " << fn1 << " does not exist!" << endl;
|
||||
#ifdef ANDROID
|
||||
__android_log_print(ANDROID_LOG_ERROR, "Alien Blaster", (string( "Cannot load sound " ) + fn1).c_str() );
|
||||
#endif
|
||||
exit(1);
|
||||
}
|
||||
}
|
||||
fclose(inputFile);
|
||||
|
||||
// TODO: error-handling
|
||||
Mix_Chunk *newSound = Mix_LoadWAV(fn1.c_str());
|
||||
if( !newSound ) {
|
||||
cout << "ERROR: file " << fn1 << " cannot be loaded!" << endl;
|
||||
#ifdef ANDROID
|
||||
__android_log_print(ANDROID_LOG_ERROR, "Alien Blaster", (string( "Cannot load sound " ) + fn1).c_str() );
|
||||
#endif
|
||||
exit(1);
|
||||
}
|
||||
|
||||
mixChunks.push_back(newSound);
|
||||
fn2snd[ fileName ] = mixChunks.size() - 1;
|
||||
if ( 0 <= volume && volume < 128 ) {
|
||||
Mix_VolumeChunk( mixChunks[ mixChunks.size() - 1 ], volume );
|
||||
}
|
||||
return mixChunks.size() - 1;
|
||||
}
|
||||
return fn2snd[ fileName ];
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
bool Mixer::playSample( int sampleId, int loop, bool withPriority ) {
|
||||
int ret = -1;
|
||||
if (enabled) {
|
||||
if ( !withPriority || reservedChannels == 0 ) {
|
||||
ret = Mix_PlayChannel(-1, mixChunks[sampleId], loop);
|
||||
playsOn[ sampleId ] = ret;
|
||||
} else {
|
||||
lastUsedReservedChannel = (lastUsedReservedChannel+1) % reservedChannels;
|
||||
ret = Mix_PlayChannel( lastUsedReservedChannel, mixChunks[sampleId], loop );
|
||||
playsOn[ sampleId ] = ret;
|
||||
}
|
||||
//if ( ret == -1 ) cout << "playSample: error: " << Mix_GetError() << endl;
|
||||
return ret != -1;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
bool Mixer::stopSample(int sampleId) {
|
||||
if (enabled) {
|
||||
return Mix_HaltChannel( playsOn[sampleId] ) != -1;
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
void Mixer::reset() {
|
||||
freeMixer();
|
||||
if (enabled) {
|
||||
initMixer();
|
||||
}
|
||||
}
|
||||
|
||||
void Mixer::fadeOut(int mSecs) {
|
||||
if (enabled) {
|
||||
Mix_FadeOutChannel(-1, mSecs);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
int Mixer::loadMusic( string fn ) {
|
||||
if (enabled) {
|
||||
if (fn2mus.find(fn) == fn2mus.end()) {
|
||||
|
||||
__android_log_print(ANDROID_LOG_INFO, "Alien Blaster", (string( "Loading sound " ) + fn).c_str() );
|
||||
|
||||
string fn1 = fn;
|
||||
// Check if file exist
|
||||
FILE * inputFile = fopen( fn1.c_str(), "rb");
|
||||
if (!inputFile) {
|
||||
if( fn1.size() > 4 && fn1.find(".wav") != string::npos ) {
|
||||
fn1 = fn1.substr( 0, fn1.size() - 4 ) + ".ogg";
|
||||
inputFile = fopen( fn1.c_str(), "rb");
|
||||
}
|
||||
if (!inputFile) {
|
||||
cout << "ERROR: file " << fn1 << " does not exist!" << endl;
|
||||
#ifdef ANDROID
|
||||
__android_log_print(ANDROID_LOG_ERROR, "Alien Blaster", (string( "Cannot load sound " ) + fn1).c_str() );
|
||||
#endif
|
||||
exit(1);
|
||||
}
|
||||
}
|
||||
fclose(inputFile);
|
||||
|
||||
// TODO: error-handling
|
||||
Mix_Music *newSound = Mix_LoadMUS(fn1.c_str());
|
||||
if( !newSound ) {
|
||||
cout << "ERROR: file " << fn1 << " cannot be loaded!" << endl;
|
||||
#ifdef ANDROID
|
||||
__android_log_print(ANDROID_LOG_ERROR, "Alien Blaster", (string( "Cannot load sound " ) + fn1).c_str() );
|
||||
#endif
|
||||
exit(1);
|
||||
}
|
||||
|
||||
|
||||
musics.push_back(newSound);
|
||||
fn2mus[ fn ] = musics.size() - 1;
|
||||
return musics.size() - 1;
|
||||
}
|
||||
return fn2mus[ fn ];
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
void Mixer::playMusic( MusicTracks musNum, int loop, int fadeInTime ) {
|
||||
if (enabled) {
|
||||
if ( musNum < NR_MUSIC_TRACKS ) {
|
||||
Mix_FadeInMusic( musics[ loadMusic( FN_MUSIC[ (int)musNum ] ) ], loop, fadeInTime );
|
||||
musicPlaying = musNum;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void Mixer::stopMusic( int fadeOutTime ) {
|
||||
if (enabled) {
|
||||
Mix_FadeOutMusic( fadeOutTime );
|
||||
}
|
||||
}
|
||||
|
||||
MusicTracks Mixer::whichMusicPlaying() {
|
||||
return musicPlaying;
|
||||
}
|
||||
Reference in New Issue
Block a user