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Changeset 8052 in orxonox.OLD for branches/atmospheric_engine/src/lib/sound


Ignore:
Timestamp:
Jun 1, 2006, 11:12:42 AM (18 years ago)
Author:
amaechler
Message:

branches/atmospheric_engine: sound now with gain control, new cloud thoughts / todo..maaaan

Location:
branches/atmospheric_engine/src/lib/sound
Files:
2 edited

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  • branches/atmospheric_engine/src/lib/sound/sound_source.cc

    r7810 r8052  
    11/*
    2    orxonox - the future of 3D-vertical-scrollers
    3 
    4    Copyright (C) 2004 orx
    5 
    6    This program is free software; you can redistribute it and/or modify
    7    it under the terms of the GNU General Public License as published by
    8    the Free Software Foundation; either version 2, or (at your option)
    9    any later version.
    10 
    11    ### File Specific:
    12    main-programmer: Benjamin Grauer
    13    co-programmer: ...
     2        orxonox - the future of 3D-vertical-scrollers
     3
     4        Copyright (C) 2004 orx
     5
     6        This program is free software; you can redistribute it and/or modify
     7        it under the terms of the GNU General Public License as published by
     8        the Free Software Foundation; either version 2, or (at your option)
     9        any later version.
     10
     11        ### File Specific:
     12        main-programmer: Benjamin Grauer
     13        co-programmer: ...
    1414*/
    1515
    … …  
    2424namespace OrxSound
    2525{
    26   /**
    27    * @brief creates a SoundSource at position sourceNode with the SoundBuffer buffer
    28    */
    29   SoundSource::SoundSource(const PNode* sourceNode, const SoundBuffer* buffer)
    30   {
    31     this->setClassID(CL_SOUND_SOURCE, "SoundSource");
    32 
    33     // adding the Source to the SourcesList of the SoundEngine
    34     this->buffer = buffer;
    35     this->sourceNode = sourceNode;
    36     this->resident = false;
    37 
    38     this->sourceID = 0;
    39     this->bPlay = false;
    40   }
    41 
    42 
    43   /**
    44    * @brief construct a SoundSource out of the another soundSource
    45    * @param source the Source to create this source from.
    46    *
    47    * Copies the buffer from source to this Source.
    48    * Acquires a new SourceID if source is Playing.
    49    */
    50   SoundSource::SoundSource(const SoundSource& source)
    51   {
    52     this->setClassID(CL_SOUND_SOURCE, "SoundSource");
    53 
    54     // adding the Source to the SourcesList of the SoundEngine
    55     this->buffer = source.buffer;
    56     this->sourceNode = source.sourceNode;
    57     this->resident = source.resident;
    58 
    59     this->sourceID = 0;
    60     if (source.bPlay == true)
    61     {
    62       this->bPlay = true;
    63       SoundEngine::getInstance()->popALSource(this->sourceID);
    64     }
    65     else
    66       this->bPlay = false;
    67   }
    68 
    69 
    70   /**
    71    * @brief paste a copy of the source into this Source.
    72    * @param source the SoundSource to paste into this one.
    73    * @returns a Reference to this Source.
    74    *
    75    */
    76   SoundSource& SoundSource::operator=(const SoundSource& source)
    77   {
    78     this->buffer = source.buffer;
    79     this->sourceNode = sourceNode;
    80     this->resident = source.resident;
    81 
    82     if (source.bPlay)
    83       this->play();
    84     else
    85       this->stop();
    86   }
    87 
    88 
    89   /**
    90    * @brief compares two Sources with each other.
    91    * @param source the Source to compare against this One.
    92    * Two Sources are the same, if the PNodes match, and the Sound Played are the same.
    93    * The alSource must not match, because no two Sources can have the same alSource.
    94    */
    95   bool SoundSource::operator==(const SoundSource& source)
    96   {
    97     return (this->buffer == source.buffer &&
    98             this->bPlay == source.bPlay &&
    99             this->sourceNode == source.sourceNode);
    100   }
    101 
    102 
    103   /**
    104    * @brief deletes a SoundSource
    105    */
    106   SoundSource::~SoundSource()
    107   {
    108     this->stop();
    109     if (this->sourceID != 0)
    110       SoundEngine::getInstance()->pushALSource(this->sourceID);
    111   }
    112 
    113 
    114   /**
    115    * @brief Plays back a SoundSource
    116    */
    117   void SoundSource::play()
    118   {
    119     if (this->buffer && this->retrieveSource())
    120     {
    121       if (this->bPlay)
    122         alSourceStop(this->sourceID);
    123       alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
    124     alSourcei (this->sourceID, AL_LOOPING,  AL_FALSE  );
    125     alSourcePlay(this->sourceID);
    126 
    127       if (DEBUG_LEVEL >= 3)
    128         SoundEngine::checkError("Play Source", __LINE__);
    129       this->bPlay = true;
    130     }
    131   }
    132 
    133 
    134   /**
    135    * @brief Plays back buffer on this Source
    136    * @param buffer the buffer to play back on this Source
    137    */
    138   void SoundSource::play(const SoundBuffer* buffer)
    139   {
    140     if (!this->retrieveSource())
    141     {
    142       PRINTF(3)("No more Free sources (You might consider raising the Source-Count).\n");
    143       return;
    144     }
    145 
    146   alSourceStop(this->sourceID);
    147   alSourcei (this->sourceID, AL_BUFFER, buffer->getID());
    148   alSourcei (this->sourceID, AL_LOOPING,  AL_FALSE  );
    149   alSourcePlay(this->sourceID);
    150 
    151     if (unlikely(this->buffer != NULL))
    152       alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
    153     this->bPlay = true;
    154 
    155     if (DEBUG_LEVEL >= 3)
    156       SoundEngine::checkError("Play Source", __LINE__);
    157   }
    158 
     26        /**
     27        * @brief creates a SoundSource at position sourceNode with the SoundBuffer buffer
     28        */
     29        SoundSource::SoundSource(const PNode* sourceNode, const SoundBuffer* buffer)
     30        {
     31                this->setClassID(CL_SOUND_SOURCE, "SoundSource");
     32
     33                // adding the Source to the SourcesList of the SoundEngine
     34                this->buffer = buffer;
     35                this->sourceNode = sourceNode;
     36                this->resident = false;
     37
     38                this->sourceID = 0;
     39                this->bPlay = false;
     40        }
     41
     42
     43        /**
     44        * @brief construct a SoundSource out of the another soundSource
     45        * @param source the Source to create this source from.
     46        *
     47        * Copies the buffer from source to this Source.
     48        * Acquires a new SourceID if source is Playing.
     49        */
     50        SoundSource::SoundSource(const SoundSource& source)
     51        {
     52                this->setClassID(CL_SOUND_SOURCE, "SoundSource");
     53
     54                // adding the Source to the SourcesList of the SoundEngine
     55                this->buffer = source.buffer;
     56                this->sourceNode = source.sourceNode;
     57                this->resident = source.resident;
     58
     59                this->sourceID = 0;
     60                if (source.bPlay == true)
     61                {
     62                        this->bPlay = true;
     63                        SoundEngine::getInstance()->popALSource(this->sourceID);
     64                }
     65                else
     66                        this->bPlay = false;
     67        }
     68
     69
     70        /**
     71        * @brief paste a copy of the source into this Source.
     72        * @param source the SoundSource to paste into this one.
     73        * @returns a Reference to this Source.
     74        *
     75        */
     76        SoundSource& SoundSource::operator=(const SoundSource& source)
     77        {
     78                this->buffer = source.buffer;
     79                this->sourceNode = sourceNode;
     80                this->resident = source.resident;
     81
     82                if (source.bPlay)
     83                        this->play();
     84                else
     85                        this->stop();
     86        }
     87
     88
     89        /**
     90        * @brief compares two Sources with each other.
     91        * @param source the Source to compare against this One.
     92        * Two Sources are the same, if the PNodes match, and the Sound Played are the same.
     93        * The alSource must not match, because no two Sources can have the same alSource.
     94        */
     95        bool SoundSource::operator==(const SoundSource& source)
     96        {
     97                return (this->buffer == source.buffer &&
     98                                                this->bPlay == source.bPlay &&
     99                                                this->sourceNode == source.sourceNode);
     100        }
     101
     102
     103        /**
     104        * @brief deletes a SoundSource
     105        */
     106        SoundSource::~SoundSource()
     107        {
     108                this->stop();
     109                if (this->sourceID != 0)
     110                        SoundEngine::getInstance()->pushALSource(this->sourceID);
     111        }
     112
     113
     114        /**
     115        * @brief Plays back a SoundSource
     116        */
     117        void SoundSource::play()
     118        {
     119                if (this->buffer && this->retrieveSource())
     120                {
     121                        if (this->bPlay)
     122                                alSourceStop(this->sourceID);
     123                       
     124                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     125                        alSourcei (this->sourceID, AL_LOOPING,  AL_FALSE);
     126                        alSourcef (this->sourceID, AL_GAIN, 1);
     127                        alSourcePlay(this->sourceID);
     128
     129                        if (DEBUG_LEVEL >= 3)
     130                                SoundEngine::checkError("Play Source", __LINE__);
     131                        this->bPlay = true;
     132                }
     133        }
     134
     135
     136        /**
     137        * @brief Plays back buffer on this Source
     138        * @param buffer the buffer to play back on this Source
     139        */
     140        void SoundSource::play(const SoundBuffer* buffer)
     141        {
     142                if (!this->retrieveSource())
     143                {
     144                        PRINTF(3)("No more Free sources (You might consider raising the Source-Count).\n");
     145                        return;
     146                }
     147
     148                alSourceStop(this->sourceID);
     149                alSourcei (this->sourceID, AL_BUFFER, buffer->getID());
     150                alSourcei (this->sourceID, AL_LOOPING,  AL_FALSE);
     151                alSourcef (this->sourceID, AL_GAIN, 1);
     152
     153                alSourcePlay(this->sourceID);
     154
     155                if (unlikely(this->buffer != NULL))
     156                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     157                this->bPlay = true;
     158
     159                if (DEBUG_LEVEL >= 3)
     160                        SoundEngine::checkError("Play Source", __LINE__);
     161        }
     162
     163
     164        /**
     165        * @brief Plays back buffer on this Source with gain
     166        * @param buffer the buffer to play back on this Source
     167        */
     168        void SoundSource::play(const SoundBuffer* buffer, float gain)
     169        {
     170                if (!this->retrieveSource())
     171                {
     172                        PRINTF(3)("No more Free sources (You might consider raising the Source-Count).\n");
     173                        return;
     174                }
     175
     176                alSourceStop(this->sourceID);
     177                alSourcei (this->sourceID, AL_BUFFER, buffer->getID());
     178                alSourcei (this->sourceID, AL_LOOPING,  AL_FALSE);
     179                alSourcef (this->sourceID, AL_GAIN, gain);
     180
     181                alSourcePlay(this->sourceID);
     182
     183                if (unlikely(this->buffer != NULL))
     184                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     185                this->bPlay = true;
     186
     187                if (DEBUG_LEVEL >= 3)
     188                        SoundEngine::checkError("Play Source", __LINE__);
     189        }
     190
     191
     192        /**
     193        * @brief Plays and loops back a SoundSource
     194        */
     195        void SoundSource::loop()
     196        {
     197                if (this->buffer && this->retrieveSource())
     198                {
     199                        if (this->bPlay)
     200                                alSourceStop(this->sourceID);
     201                       
     202                        alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     203                        alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
     204                        alSourcef (this->sourceID, AL_GAIN, 1);
     205                        alSourcePlay(this->sourceID);
     206
     207                        if (DEBUG_LEVEL >= 3)
     208                                SoundEngine::checkError("Play Source", __LINE__);
     209                        this->bPlay = true;
     210                }
     211        }
    159212
    160213/**
    161  * @brief Plays and loops buffer on this Source
    162  * @param buffer the buffer to play back on this Source
    163  */
     214* @brief Plays and loops buffer on this Source
     215* @param buffer the buffer to play back on this Source
     216*/
    164217void SoundSource::loop(const SoundBuffer* buffer)
    165218{
    166   if (this->buffer && this->retrieveSource())
    167   {
    168     if (this->bPlay)
    169       alSourceStop(this->sourceID);
    170 
    171     alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
    172     alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE  );
    173     alSourcePlay(this->sourceID);
    174 
    175     if (DEBUG_LEVEL >= 3)
    176       SoundEngine::checkError("Play LoopSource", __LINE__);
    177     this->bPlay = true;
    178   }
     219        if (this->buffer && this->retrieveSource())
     220        {
     221                if (this->bPlay)
     222                        alSourceStop(this->sourceID);
     223
     224                alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     225                alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
     226                alSourcef (this->sourceID, AL_GAIN, 1);
     227
     228                alSourcePlay(this->sourceID);
     229
     230                if (DEBUG_LEVEL >= 3)
     231                        SoundEngine::checkError("Play LoopSource", __LINE__);
     232                this->bPlay = true;
     233        }
    179234}
    180235
    181236
    182237/**
    183  * @brief Stops playback of a SoundSource
    184  */
     238* @brief Plays and loops buffer on this Source with gain control
     239* @param buffer the buffer to play back on this Source
     240*/
     241void SoundSource::loop(const SoundBuffer* buffer, float gain)
     242{
     243        if (this->buffer && this->retrieveSource())
     244        {
     245                if (this->bPlay)
     246                        alSourceStop(this->sourceID);
     247
     248                alSourcei (this->sourceID, AL_BUFFER, this->buffer->getID());
     249                alSourcei (this->sourceID, AL_LOOPING,  AL_TRUE);
     250                alSourcef (this->sourceID, AL_GAIN, gain);
     251
     252                alSourcePlay(this->sourceID);
     253
     254                if (DEBUG_LEVEL >= 3)
     255                        SoundEngine::checkError("Play LoopSource", __LINE__);
     256                this->bPlay = true;
     257        }
     258}
     259
     260
     261/**
     262* @brief Stops playback of a SoundSource
     263*/
    185264void SoundSource::stop()
    186265{
    187   this->bPlay = false;
    188   if (this->sourceID != 0)
    189   {
    190     this->bPlay = false;
    191     if (this->sourceID != 0)
    192     {
    193       alSourceStop(this->sourceID);
    194       if (DEBUG_LEVEL >= 3)
    195         SoundEngine::checkError("StopSource", __LINE__);
    196       alSourcei(this->sourceID, AL_BUFFER, 0);
    197       if (!this->resident)
    198         SoundEngine::getInstance()->pushALSource(this->sourceID);
    199       this->sourceID = 0;
    200     }
    201   }
     266        this->bPlay = false;
     267        if (this->sourceID != 0)
     268        {
     269                this->bPlay = false;
     270                if (this->sourceID != 0)
     271                {
     272                        alSourceStop(this->sourceID);
     273                        if (DEBUG_LEVEL >= 3)
     274                                SoundEngine::checkError("StopSource", __LINE__);
     275                        alSourcei(this->sourceID, AL_BUFFER, 0);
     276                        if (!this->resident)
     277                                SoundEngine::getInstance()->pushALSource(this->sourceID);
     278                        this->sourceID = 0;
     279                }
     280        }
    202281}
    203282
    204   /**
    205    * @brief Pauses Playback of a SoundSource
    206    */
    207   void SoundSource::pause()
    208   {
    209     alSourcePause(this->sourceID);
    210     if (DEBUG_LEVEL >= 3)
    211       SoundEngine::checkError("Pause Source", __LINE__);
    212   }
    213 
    214 
    215   /**
    216    * @brief Rewinds Playback of a SoundSource
    217    */
    218   void SoundSource::rewind()
    219   {
    220     alSourceRewind(this->sourceID);
    221 
    222     if (DEBUG_LEVEL >= 3)
    223       SoundEngine::checkError("Rewind Source", __LINE__);
    224   }
    225 
    226 
    227   /**
    228    * @brief sets the RolloffFactor of the Sound emitted from the SoundSource
    229    * @param rolloffFactor The Factor described
    230    *
    231    * this tells openAL how fast the Sounds decay outward from the Source
    232    */
    233   void SoundSource::setRolloffFactor(ALfloat rolloffFactor)
    234   {
    235     alSourcef(this->sourceID, AL_ROLLOFF_FACTOR, rolloffFactor);
    236 
    237     if (DEBUG_LEVEL >= 3)
    238       SoundEngine::checkError("Set Source Rolloff-factor", __LINE__);
    239   }
    240 
    241 
    242   /**
    243    * @brief sets the Positional this Source should be attached to.
    244    * @param sourceNode the Source this is attached to.
    245    * If sourceNode == NULL then the Source will be centered, and Audio will be played on all channels.
    246    */
    247   void SoundSource::setSourceNode(const PNode* sourceNode)
    248   {
    249     this->sourceNode = sourceNode;
    250   }
    251 
    252   /**
    253    * @brief retrieve a Source.
    254    */
    255   bool SoundSource::retrieveSource()
    256   {
    257     if (this->sourceID != 0)
    258       return true;
    259     else
    260     {
    261       SoundEngine::getInstance()->popALSource(this->sourceID);
    262       if (this->sourceID != 0)
    263       {
    264         if (unlikely(this->sourceNode == NULL))
    265           resetSource(this->sourceID);
    266         return true;
    267       }
    268     }
    269     return false;
    270   }
    271 
    272 
    273   /**
    274    * @brief reset an alSource to its default Values.
    275    */
    276   void SoundSource::resetSource(ALuint sourceID)
    277   {
    278     alSource3f(sourceID, AL_POSITION,        0.0, 0.0, 0.0);
    279     alSource3f(sourceID, AL_VELOCITY,        0.0, 0.0, 0.0);
    280     alSource3f(sourceID, AL_DIRECTION,       0.0, 0.0, 0.0);
    281     alSourcef (sourceID, AL_ROLLOFF_FACTOR,  0.0          );
    282     //alSourcei (sourceID, AL_SOURCE_RELATIVE, AL_TRUE      );
    283     alSourcef (sourceID, AL_GAIN,            SoundEngine::getInstance()->getEffectsVolume());
    284   }
     283        /**
     284        * @brief Pauses Playback of a SoundSource
     285        */
     286        void SoundSource::pause()
     287        {
     288                alSourcePause(this->sourceID);
     289                if (DEBUG_LEVEL >= 3)
     290                        SoundEngine::checkError("Pause Source", __LINE__);
     291        }
     292
     293
     294        /**
     295        * @brief Rewinds Playback of a SoundSource
     296        */
     297        void SoundSource::rewind()
     298        {
     299                alSourceRewind(this->sourceID);
     300
     301                if (DEBUG_LEVEL >= 3)
     302                        SoundEngine::checkError("Rewind Source", __LINE__);
     303        }
     304
     305
     306        /**
     307        * @brief sets the RolloffFactor of the Sound emitted from the SoundSource
     308        * @param rolloffFactor The Factor described
     309        *
     310        * this tells openAL how fast the Sounds decay outward from the Source
     311        */
     312        void SoundSource::setRolloffFactor(ALfloat rolloffFactor)
     313        {
     314                alSourcef(this->sourceID, AL_ROLLOFF_FACTOR, rolloffFactor);
     315
     316                if (DEBUG_LEVEL >= 3)
     317                        SoundEngine::checkError("Set Source Rolloff-factor", __LINE__);
     318        }
     319
     320
     321        /**
     322        * @brief sets the Positional this Source should be attached to.
     323        * @param sourceNode the Source this is attached to.
     324        * If sourceNode == NULL then the Source will be centered, and Audio will be played on all channels.
     325        */
     326        void SoundSource::setSourceNode(const PNode* sourceNode)
     327        {
     328                this->sourceNode = sourceNode;
     329        }
     330
     331        /**
     332        * @brief retrieve a Source.
     333        */
     334        bool SoundSource::retrieveSource()
     335        {
     336                if (this->sourceID != 0)
     337                        return true;
     338                else
     339                {
     340                        SoundEngine::getInstance()->popALSource(this->sourceID);
     341                        if (this->sourceID != 0)
     342                        {
     343                                if (unlikely(this->sourceNode == NULL))
     344                                        resetSource(this->sourceID);
     345                                return true;
     346                        }
     347                }
     348                return false;
     349        }
     350
     351
     352        /**
     353        * @brief reset an alSource to its default Values.
     354        */
     355        void SoundSource::resetSource(ALuint sourceID)
     356        {
     357                alSource3f(sourceID, AL_POSITION,        0.0, 0.0, 0.0);
     358                alSource3f(sourceID, AL_VELOCITY,        0.0, 0.0, 0.0);
     359                alSource3f(sourceID, AL_DIRECTION,       0.0, 0.0, 0.0);
     360                alSourcef (sourceID, AL_ROLLOFF_FACTOR,  0.0          );
     361                //alSourcei (sourceID, AL_SOURCE_RELATIVE, AL_TRUE      );
     362                alSourcef (sourceID, AL_GAIN,            SoundEngine::getInstance()->getEffectsVolume());
     363        }
    285364}

  • branches/atmospheric_engine/src/lib/sound/sound_source.h

    r7810 r8052  
    2929    void play();
    3030    void play(const SoundBuffer* buffer);
     31    void play(const SoundBuffer* buffer, float gain);
    3132    void loop();
    3233    void loop(const SoundBuffer* buffer);
     34    void loop(const SoundBuffer* buffer, float gain);
    3335    void stop();
    3436    void pause();
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