Implement methods for observer, speaker rotation

2 files changed, 27 insertions, 0 deletions

diff --git a/include/xas/spatial.h b/include/xas/spatial.h
index af10ef4..00cf8ff 100644
--- a/include/xas/spatial.h
+++ b/include/xas/spatial.h
@@ -89,10 +89,19 @@ void xas_spatial_scene_set_observer(xas_spatial_scene *scene,
                                       xas_spatial_coord rotation,
                                       float width);
 
+void xas_spatial_scene_position_observer(xas_spatial_scene *scene,
+                                           xas_spatial_coord point);
+
+void xas_spatial_scene_rotate_observer(xas_spatial_scene *scene,
+                                         xas_spatial_coord rotation);
+
 void xas_spatial_scene_set_speaker_coords(xas_spatial_scene *scene,
                                             xas_spatial_coord speaker_l,
                                             xas_spatial_coord speaker_r);
 
+void xas_spatial_scene_rotate_speakers(xas_spatial_scene *scene,
+                                         xas_spatial_coord rotation);
+
 int xas_spatial_scene_set_speed(xas_spatial_scene *scene, float speed);
 
 int xas_spatial_scene_set_radius(xas_spatial_scene *scene, float radius);
diff --git a/src/spatial.c b/src/spatial.c
index fc13a53..1da1bdc 100644
--- a/src/spatial.c
+++ b/src/spatial.c
@@ -412,6 +412,16 @@ void xas_spatial_scene_set_observer(xas_spatial_scene *scene,
     scene->observer.width    = width;
 }
 
+void xas_spatial_scene_position_observer(xas_spatial_scene *scene,
+                                           xas_spatial_coord point) {
+    scene->observer.point = point;
+}
+
+void xas_spatial_scene_rotate_observer(xas_spatial_scene *scene,
+                                         xas_spatial_coord rotation) {
+    scene->observer.rotation = rotation;
+}
+
 void xas_spatial_scene_set_speaker_coords(xas_spatial_scene *scene,
                                             xas_spatial_coord speaker_l,
                                             xas_spatial_coord speaker_r) {
@@ -421,6 +431,14 @@ void xas_spatial_scene_set_speaker_coords(xas_spatial_scene *scene,
     object_update_delays(scene);
 }
 
+void xas_spatial_scene_rotate_speakers(xas_spatial_scene *scene,
+                                         xas_spatial_coord rotation) {
+    rotate(rotation, &scene->speaker_l);
+    rotate(rotation, &scene->speaker_r);
+
+    object_update_delays(scene);
+}
+
 int xas_spatial_scene_set_speed(xas_spatial_scene *scene, float speed) {
     scene->speed = speed;