diff --git a/doc/classes/AudioServer.xml b/doc/classes/AudioServer.xml
index 3ae5454e655..e1939e679d3 100644
--- a/doc/classes/AudioServer.xml
+++ b/doc/classes/AudioServer.xml
@@ -61,6 +61,15 @@
Generates an [AudioBusLayout] using the available busses and effects.
+
+
+
+
+
+
+ Returns the amount of channels of the bus at index [code]bus_idx[/code].
+
+
diff --git a/editor/editor_audio_buses.cpp b/editor/editor_audio_buses.cpp
index 6cd81626c7e..b1f5bc4908a 100644
--- a/editor/editor_audio_buses.cpp
+++ b/editor/editor_audio_buses.cpp
@@ -36,11 +36,35 @@
#include "filesystem_dock.h"
#include "servers/audio_server.h"
+void EditorAudioBus::_update_visible_channels() {
+
+ int i = 0;
+ for (; i < cc; i++) {
+
+ if (!channel[i].vu_l->is_visible()) {
+ channel[i].vu_l->show();
+ }
+ if (!channel[i].vu_r->is_visible()) {
+ channel[i].vu_r->show();
+ }
+ }
+
+ for (; i < CHANNELS_MAX; i++) {
+
+ if (channel[i].vu_l->is_visible()) {
+ channel[i].vu_l->hide();
+ }
+ if (channel[i].vu_r->is_visible()) {
+ channel[i].vu_r->hide();
+ }
+ }
+}
+
void EditorAudioBus::_notification(int p_what) {
if (p_what == NOTIFICATION_READY) {
- for (int i = 0; i < cc; i++) {
+ for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].vu_l->set_under_texture(get_icon("BusVuEmpty", "EditorIcons"));
channel[i].vu_l->set_progress_texture(get_icon("BusVuFull", "EditorIcons"));
channel[i].vu_r->set_under_texture(get_icon("BusVuEmpty", "EditorIcons"));
@@ -72,6 +96,11 @@ void EditorAudioBus::_notification(int p_what) {
if (p_what == NOTIFICATION_PROCESS) {
+ if (cc != AudioServer::get_singleton()->get_bus_channels(get_index())) {
+ cc = AudioServer::get_singleton()->get_bus_channels(get_index());
+ _update_visible_channels();
+ }
+
for (int i = 0; i < cc; i++) {
float real_peak[2] = { -100, -100 };
bool activity_found = false;
@@ -113,7 +142,7 @@ void EditorAudioBus::_notification(int p_what) {
if (p_what == NOTIFICATION_VISIBILITY_CHANGED) {
- for (int i = 0; i < 4; i++) {
+ for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].peak_l = -100;
channel[i].peak_r = -100;
channel[i].prev_active = true;
@@ -124,7 +153,7 @@ void EditorAudioBus::_notification(int p_what) {
if (p_what == NOTIFICATION_THEME_CHANGED) {
- for (int i = 0; i < cc; i++) {
+ for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].vu_l->set_under_texture(get_icon("BusVuEmpty", "EditorIcons"));
channel[i].vu_l->set_progress_texture(get_icon("BusVuFull", "EditorIcons"));
channel[i].vu_r->set_under_texture(get_icon("BusVuEmpty", "EditorIcons"));
@@ -709,9 +738,8 @@ EditorAudioBus::EditorAudioBus(EditorAudioBuses *p_buses, bool p_is_master) {
slider->connect("value_changed", this, "_volume_db_changed");
hb->add_child(slider);
- cc = AudioServer::get_singleton()->get_channel_count();
-
- for (int i = 0; i < cc; i++) {
+ cc = 0;
+ for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].vu_l = memnew(TextureProgress);
channel[i].vu_l->set_fill_mode(TextureProgress::FILL_BOTTOM_TO_TOP);
hb->add_child(channel[i].vu_l);
diff --git a/editor/editor_audio_buses.h b/editor/editor_audio_buses.h
index 4cdcb65d7ba..02038fbe188 100644
--- a/editor/editor_audio_buses.h
+++ b/editor/editor_audio_buses.h
@@ -59,6 +59,7 @@ class EditorAudioBus : public PanelContainer {
VSlider *slider;
int cc;
+ static const int CHANNELS_MAX = 4;
struct {
bool prev_active;
@@ -68,7 +69,7 @@ class EditorAudioBus : public PanelContainer {
TextureProgress *vu_l;
TextureProgress *vu_r;
- } channel[4];
+ } channel[CHANNELS_MAX];
TextureRect *scale;
OptionButton *send;
@@ -102,6 +103,7 @@ class EditorAudioBus : public PanelContainer {
void _effect_selected();
void _delete_effect_pressed(int p_option);
void _effect_rmb(const Vector2 &p_pos);
+ void _update_visible_channels();
virtual Variant get_drag_data(const Point2 &p_point);
virtual bool can_drop_data(const Point2 &p_point, const Variant &p_data) const;
diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp
index 6fd996c3d3b..530976f0840 100644
--- a/servers/audio_server.cpp
+++ b/servers/audio_server.cpp
@@ -737,6 +737,12 @@ float AudioServer::get_bus_volume_db(int p_bus) const {
return buses[p_bus]->volume_db;
}
+int AudioServer::get_bus_channels(int p_bus) const {
+
+ ERR_FAIL_INDEX_V(p_bus, buses.size(), 0);
+ return buses[p_bus]->channels.size();
+}
+
void AudioServer::set_bus_send(int p_bus, const StringName &p_send) {
ERR_FAIL_INDEX(p_bus, buses.size());
@@ -1267,6 +1273,8 @@ void AudioServer::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_bus_name", "bus_idx"), &AudioServer::get_bus_name);
ClassDB::bind_method(D_METHOD("get_bus_index", "bus_name"), &AudioServer::get_bus_index);
+ ClassDB::bind_method(D_METHOD("get_bus_channels", "bus_idx"), &AudioServer::get_bus_channels);
+
ClassDB::bind_method(D_METHOD("set_bus_volume_db", "bus_idx", "volume_db"), &AudioServer::set_bus_volume_db);
ClassDB::bind_method(D_METHOD("get_bus_volume_db", "bus_idx"), &AudioServer::get_bus_volume_db);
diff --git a/servers/audio_server.h b/servers/audio_server.h
index 52fa84e3e62..642af9b2523 100644
--- a/servers/audio_server.h
+++ b/servers/audio_server.h
@@ -299,6 +299,8 @@ public:
String get_bus_name(int p_bus) const;
int get_bus_index(const StringName &p_bus_name) const;
+ int get_bus_channels(int p_bus) const;
+
void set_bus_volume_db(int p_bus, float p_volume_db);
float get_bus_volume_db(int p_bus) const;