src/audio/sound_source.cpp

   1 #include <config.h>
   2
   3 #include "sound_source.hpp"
   4 #include "sound_manager.hpp"
   5
   6 SoundSource::SoundSource()
   7 {
   8   alGenSources(1, &source);
   9   SoundManager::check_al_error("Couldn't create audio source: ");
  10   set_reference_distance(128);
  11 }
  12
  13 SoundSource::~SoundSource()
  14 {
  15   stop();
  16   alDeleteSources(1, &source);
  17 }
  18
  19 void
  20 SoundSource::stop()
  21 {
  22   alSourceStop(source);
  23   alSourcei(source, AL_BUFFER, AL_NONE);
  24   SoundManager::check_al_error("Problem stopping audio source: ");
  25 }
  26
  27 void
  28 SoundSource::play()
  29 {
  30   alSourcePlay(source);
  31   SoundManager::check_al_error("Couldn't start audio source: ");
  32 }
  33
  34 bool
  35 SoundSource::playing()
  36 {
  37   ALint state = AL_PLAYING;
  38   alGetSourcei(source, AL_SOURCE_STATE, &state);
  39   return state != AL_STOPPED;
  40 }
  41
  42 void
  43 SoundSource::update()
  44 {
  45 }
  46
  47 void
  48 SoundSource::set_looping(bool looping)
  49 {
  50   alSourcei(source, AL_LOOPING, looping ? AL_TRUE : AL_FALSE);
  51 }
  52
  53 void
  54 SoundSource::set_position(Vector position)
  55 {
  56   alSource3f(source, AL_POSITION, position.x, position.y, 0);
  57 }
  58
  59 void
  60 SoundSource::set_velocity(Vector velocity)
  61 {
  62   alSource3f(source, AL_VELOCITY, velocity.x, velocity.y, 0);
  63 }
  64
  65 void
  66 SoundSource::set_gain(float gain)
  67 {
  68   alSourcef(source, AL_GAIN, gain);
  69 }
  70
  71 void
  72 SoundSource::set_reference_distance(float distance)
  73 {
  74   alSourcef(source, AL_REFERENCE_DISTANCE, distance);
  75 }