Add methods to set drone, chamber synth gain

2 files changed, 20 insertions, 0 deletions

diff --git a/include/xas/drone.h b/include/xas/drone.h
index b508e6d..d15b13b 100644
--- a/include/xas/drone.h
+++ b/include/xas/drone.h
@@ -66,6 +66,10 @@ void xas_drone_chamber_insert_drone(xas_drone_chamber *chamber,
                                       xas_drone *drone,
                                       size_t index);
 
+void xas_drone_chamber_set_drone_gain(xas_drone_chamber *chamber, float gain);
+
+void xas_drone_chamber_set_synth_gain(xas_drone_chamber *chamber, float gain);
+
 void xas_drone_chamber_bass_start(xas_drone_chamber *chamber);
 
 void xas_drone_chamber_bass_stop(xas_drone_chamber *chamber);
diff --git a/src/drone.c b/src/drone.c
index 2655758..d374e3b 100644
--- a/src/drone.c
+++ b/src/drone.c
@@ -181,6 +181,22 @@ void xas_drone_chamber_insert_drone(xas_drone_chamber *chamber,
     chamber->drones[index] = drone;
 }
 
+void xas_drone_chamber_set_drone_gain(xas_drone_chamber *chamber, float gain) {
+    size_t i;
+
+    for (i=0; i<chamber->drone_count; i++) {
+        xas_drone *drone = chamber->drones[i];
+
+        xas_object_set_gain(drone->obj->ctx, gain);
+    }
+}
+
+void xas_drone_chamber_set_synth_gain(xas_drone_chamber *chamber, float gain) {
+    xas_object_set_gain(chamber->synth_bass->ctx, gain);
+    xas_object_set_gain(chamber->synth_l->ctx,    gain);
+    xas_object_set_gain(chamber->synth_r->ctx,    gain);
+}
+
 void xas_drone_chamber_bass_start(xas_drone_chamber *chamber) {
     xas_synth_start(chamber->synth_bass->ctx);
 }