diff options
Diffstat (limited to 'src/channel.c')
| -rw-r--r-- | src/channel.c | 36 |
1 files changed, 33 insertions, 3 deletions
diff --git a/src/channel.c b/src/channel.c index d039701..62e32fc 100644 --- a/src/channel.c +++ b/src/channel.c @@ -3,6 +3,7 @@ #include <math.h> #include <plibsys.h> #include "channel.h" +#include "sound.h" void channel_init(struct channel_t *chan) @@ -23,9 +24,6 @@ void channel_init(struct channel_t *chan) void channel_reset(struct channel_t *chan) { p_atomic_int_set(&(chan->paused), false); - p_atomic_int_set(&(chan->volume), 255); - p_atomic_int_set(&(chan->pan_left), -128); - p_atomic_int_set(&(chan->pan_right), 128); chan->pos = 0; p_atomic_int_set(&(chan->active), false); } @@ -65,6 +63,38 @@ void channel_set_pan(struct channel_t *chan, float pan_left, float pan_right) } +int channel_sound_load(struct channel_t *chan, struct mossrose_sound_t *sound, bool force) +{ + if (!force && p_atomic_int_get(&(chan->active))) + /* active, fail! */ + return 1; + + p_mutex_lock(chan->sound_mutex); + sound_copy(&(chan->sound), sound); + chan->pos = 0; + + p_atomic_int_set(&(chan->paused), false); + + if (!force) { + /* overwrite channel settings */ + p_atomic_int_set(&(chan->volume), 255); + if (sound->mono) { + p_atomic_int_set(&(chan->pan_left), 0); + p_atomic_int_set(&(chan->pan_right), 0); + } + else { + /* stereo */ + p_atomic_int_set(&(chan->pan_left), -128); + p_atomic_int_set(&(chan->pan_right), 128); + } + } + p_mutex_unlock(chan->sound_mutex); + + p_atomic_int_set(&(chan->active), true); + return 0; +} + + #define QUARTER_PI 0.785397 static void pan_gain(float *gain_l, float *gain_r, float pan) { |