Implement movement in spatial objects

1 files changed, 15 insertions, 1 deletions

diff --git a/include/xas/spatial.h b/include/xas/spatial.h
index ed5157a..f8591df 100644
--- a/include/xas/spatial.h
+++ b/include/xas/spatial.h
@@ -47,7 +47,11 @@ struct _xas_spatial_object {
     void *ctx;
     int flags;
 
-    xas_spatial_coord point;
+    xas_spatial_coord point,
+                        heading;
+
+    float speed;
+
     xas_spatial_object *next;
 };
 
@@ -120,6 +124,16 @@ int xas_spatial_object_stop(xas_spatial_object *object);
 void xas_spatial_object_get_point(xas_spatial_object *object,
                                     xas_spatial_coord *point);
 
+float xas_spatial_object_get_speed(xas_spatial_object *object);
+
+void xas_spatial_object_set_speed(xas_spatial_object *object, float speed);
+
+void xas_spatial_object_get_heading(xas_spatial_object *object,
+                                      xas_spatial_coord *heading);
+
+void xas_spatial_object_set_heading(xas_spatial_object *object,
+                                      xas_spatial_coord heading);
+
 xas_audio_stream *xas_spatial_scene_stream_new(xas_spatial_scene *scene,
                                                    size_t buffer_size);