3D Audio GSoC:

Speaker objects fully functional!

Minor changes:
* Fixed three memory bugs found via valgrind.
* Fixed bug with jack transport crashing after file loading.
* Sound NLA Strips now start at CFRA instead of 0.

5 files changed, 98 insertions, 2 deletions

diff --git a/source/blender/blenkernel/BKE_sound.h b/source/blender/blenkernel/BKE_sound.h
index 2cd006385e0..c36532ee4cc 100644
--- a/source/blender/blenkernel/BKE_sound.h
+++ b/source/blender/blenkernel/BKE_sound.h
@@ -46,6 +46,8 @@ void sound_init_once(void);
 
 void sound_init(struct Main *main);
 
+void sound_init_main(struct Main *bmain);
+
 void sound_exit(void);
 
 void sound_force_device(int device);
@@ -124,6 +126,8 @@ int sound_read_sound_buffer(struct bSound* sound, float* buffer, int length, flo
 
 int sound_get_channels(struct bSound* sound);
 
+void sound_update_scene(struct Main* bmain, struct Scene* scene);
+
 void* sound_get_factory(void* sound);
 
 #endif
diff --git a/source/blender/blenkernel/intern/blender.c b/source/blender/blenkernel/intern/blender.c
index a3a4c5b555b..5f33059e117 100644
--- a/source/blender/blenkernel/intern/blender.c
+++ b/source/blender/blenkernel/intern/blender.c
@@ -82,6 +82,7 @@
 #include "BKE_scene.h"
 #include "BKE_screen.h"
 #include "BKE_sequencer.h"
+#include "BKE_sound.h"
 
 
 #include "BLO_undofile.h"
@@ -247,6 +248,8 @@ static void setup_app_data(bContext *C, BlendFileData *bfd, const char *filepath
 	G.main= bfd->main;
 
 	CTX_data_main_set(C, G.main);
+
+	sound_init_main(G.main);
 	
 	if (bfd->user) {
 		
diff --git a/source/blender/blenkernel/intern/library.c b/source/blender/blenkernel/intern/library.c
index 8668168936b..c362f3eb2fe 100644
--- a/source/blender/blenkernel/intern/library.c
+++ b/source/blender/blenkernel/intern/library.c
@@ -533,7 +533,6 @@ int set_listbasepointers(Main *main, ListBase **lb)
 	lb[a++]= &(main->latt);
 	lb[a++]= &(main->lamp);
 	lb[a++]= &(main->camera);
-	lb[a++]= &(main->speaker);
 
 	lb[a++]= &(main->text);
 	lb[a++]= &(main->sound);
@@ -541,6 +540,7 @@ int set_listbasepointers(Main *main, ListBase **lb)
 	lb[a++]= &(main->brush);
 	lb[a++]= &(main->script);
 	lb[a++]= &(main->particle);
+	lb[a++]= &(main->speaker);
 
 	lb[a++]= &(main->world);
 	lb[a++]= &(main->screen);
diff --git a/source/blender/blenkernel/intern/scene.c b/source/blender/blenkernel/intern/scene.c
index 74126fd57a1..12e81e8296e 100644
--- a/source/blender/blenkernel/intern/scene.c
+++ b/source/blender/blenkernel/intern/scene.c
@@ -966,6 +966,9 @@ static void scene_update_tagged_recursive(Main *bmain, Scene *scene, Scene *scen
 	
 	/* scene drivers... */
 	scene_update_drivers(bmain, scene);
+
+	/* update sound system animation */
+	sound_update_scene(bmain, scene);
 }
 
 /* this is called in main loop, doing tagged updates before redraw */
diff --git a/source/blender/blenkernel/intern/sound.c b/source/blender/blenkernel/intern/sound.c
index 890fc114e68..17df6ba23cb 100644
--- a/source/blender/blenkernel/intern/sound.c
+++ b/source/blender/blenkernel/intern/sound.c
@@ -13,13 +13,16 @@
 #include "MEM_guardedalloc.h"
 
 #include "BLI_blenlib.h"
+#include "BLI_math.h"
 
 #include "DNA_anim_types.h"
+#include "DNA_object_types.h"
 #include "DNA_scene_types.h"
 #include "DNA_sequence_types.h"
 #include "DNA_packedFile_types.h"
 #include "DNA_screen_types.h"
 #include "DNA_sound_types.h"
+#include "DNA_speaker_types.h"
 
 #ifdef WITH_AUDASPACE
 #  include "AUD_C-API.h"
@@ -175,7 +178,12 @@ void sound_init(struct Main *bmain)
 
 	if(!AUD_init(device, specs, buffersize))
 		AUD_init(AUD_NULL_DEVICE, specs, buffersize);
-		
+
+	sound_init_main(bmain);
+}
+
+void sound_init_main(struct Main *bmain)
+{
 #ifdef WITH_JACK
 	AUD_setSyncCallback(sound_sync_callback, bmain);
 #else
@@ -617,6 +625,84 @@ int sound_get_channels(struct bSound* sound)
 	return info.specs.channels;
 }
 
+void sound_update_scene(struct Main* bmain, struct Scene* scene)
+{
+	Object* ob;
+	NlaTrack* track;
+	NlaStrip* strip;
+	Speaker* speaker;
+
+	void* new_set = AUD_createSet();
+	void* handle;
+	float quat[4];
+
+	for(ob = bmain->object.first; ob; ob = ob->id.next)
+	{
+		if(ob->type == OB_SPEAKER)
+		{
+			if(ob->adt)
+			{
+				for(track = ob->adt->nla_tracks.first; track; track = track->next)
+				{
+					for(strip = track->strips.first; strip; strip = strip->next)
+					{
+						if(strip->type == NLASTRIP_TYPE_SOUND)
+						{
+							speaker = (Speaker*)ob->data;
+
+							if(AUD_removeSet(scene->speaker_handles, strip->speaker_handle))
+							{
+								AUD_moveSequence(strip->speaker_handle, strip->start / FPS, -1, 0);
+							}
+							else
+							{
+								if(speaker && speaker->sound)
+								{
+									strip->speaker_handle = AUD_addSequence(scene->sound_scene, speaker->sound->playback_handle, strip->start / FPS, -1, 0);
+									AUD_setRelativeSequence(strip->speaker_handle, 0);
+								}
+							}
+
+							if(strip->speaker_handle)
+							{
+								AUD_addSet(new_set, strip->speaker_handle);
+								AUD_updateSequenceData(strip->speaker_handle, speaker->volume_max,
+													   speaker->volume_min, speaker->distance_max,
+													   speaker->distance_reference, speaker->attenuation,
+													   speaker->cone_angle_outer, speaker->cone_angle_inner,
+													   speaker->cone_volume_outer);
+
+								mat4_to_quat(quat, ob->obmat);
+								AUD_setSequenceAnimData(strip->speaker_handle, AUD_AP_LOCATION, CFRA, ob->obmat[3], 1);
+								AUD_setSequenceAnimData(strip->speaker_handle, AUD_AP_ORIENTATION, CFRA, quat, 1);
+								AUD_setSequenceAnimData(strip->speaker_handle, AUD_AP_VOLUME, CFRA, &speaker->volume, 1);
+								AUD_setSequenceAnimData(strip->speaker_handle, AUD_AP_PITCH, CFRA, &speaker->pitch, 1);
+								AUD_updateSequenceSound(strip->speaker_handle, speaker->sound->playback_handle);
+								AUD_muteSequence(strip->speaker_handle, ((strip->flag & NLASTRIP_FLAG_MUTED) != 0) || ((speaker->flag & SPK_MUTED) != 0));
+							}
+						}
+					}
+				}
+			}
+		}
+	}
+
+	while((handle = AUD_getSet(scene->speaker_handles)))
+	{
+		AUD_removeSequence(scene->sound_scene, handle);
+	}
+
+	if(scene->camera)
+	{
+		mat4_to_quat(quat, scene->camera->obmat);
+		AUD_setSequencerAnimData(scene->sound_scene, AUD_AP_LOCATION, CFRA, scene->camera->obmat[3], 1);
+		AUD_setSequencerAnimData(scene->sound_scene, AUD_AP_ORIENTATION, CFRA, quat, 1);
+	}
+
+	AUD_destroySet(scene->speaker_handles);
+	scene->speaker_handles = new_set;
+}
+
 void* sound_get_factory(void* sound)
 {
 	return ((struct bSound*) sound)->playback_handle;