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editor_audio_buses.cpp
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/**************************************************************************/
/* editor_audio_buses.cpp */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#include "editor_audio_buses.h"
#include "core/config/project_settings.h"
#include "core/input/input.h"
#include "core/io/resource_saver.h"
#include "core/os/keyboard.h"
#include "editor/editor_node.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/filesystem_dock.h"
#include "editor/gui/editor_bottom_panel.h"
#include "editor/gui/editor_file_dialog.h"
#include "editor/themes/editor_scale.h"
#include "editor/themes/editor_theme_manager.h"
#include "scene/gui/separator.h"
#include "scene/resources/font.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) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
case NOTIFICATION_THEME_CHANGED: {
Ref<Texture2D> active_bus_texture = get_editor_theme_icon(SNAME("BusVuActive"));
for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].vu_l->set_under_texture(active_bus_texture);
channel[i].vu_l->set_tint_under(Color(0.75, 0.75, 0.75));
channel[i].vu_l->set_progress_texture(active_bus_texture);
channel[i].vu_r->set_under_texture(active_bus_texture);
channel[i].vu_r->set_tint_under(Color(0.75, 0.75, 0.75));
channel[i].vu_r->set_progress_texture(active_bus_texture);
channel[i].prev_active = true;
}
disabled_vu = get_editor_theme_icon(SNAME("BusVuFrozen"));
Color solo_color = EditorThemeManager::is_dark_theme() ? Color(1.0, 0.89, 0.22) : Color(1.0, 0.92, 0.44);
Color mute_color = EditorThemeManager::is_dark_theme() ? Color(1.0, 0.16, 0.16) : Color(1.0, 0.44, 0.44);
Color bypass_color = EditorThemeManager::is_dark_theme() ? Color(0.13, 0.8, 1.0) : Color(0.44, 0.87, 1.0);
solo->set_icon(get_editor_theme_icon(SNAME("AudioBusSolo")));
solo->add_theme_color_override("icon_pressed_color", solo_color);
mute->set_icon(get_editor_theme_icon(SNAME("AudioBusMute")));
mute->add_theme_color_override("icon_pressed_color", mute_color);
bypass->set_icon(get_editor_theme_icon(SNAME("AudioBusBypass")));
bypass->add_theme_color_override("icon_pressed_color", bypass_color);
bus_options->set_icon(get_editor_theme_icon(SNAME("GuiTabMenuHl")));
audio_value_preview_label->add_theme_color_override("font_color", get_theme_color(SNAME("font_color"), SNAME("TooltipLabel")));
audio_value_preview_label->add_theme_color_override("font_shadow_color", get_theme_color(SNAME("font_shadow_color"), SNAME("TooltipLabel")));
audio_value_preview_box->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), SNAME("TooltipPanel")));
for (int i = 0; i < effect_options->get_item_count(); i++) {
String class_name = effect_options->get_item_metadata(i);
Ref<Texture> icon = EditorNode::get_singleton()->get_class_icon(class_name);
effect_options->set_item_icon(i, icon);
}
} break;
case NOTIFICATION_READY: {
update_bus();
set_process(true);
} break;
case NOTIFICATION_DRAW: {
if (is_master) {
draw_style_box(get_theme_stylebox(SNAME("disabled"), SNAME("Button")), Rect2(Vector2(), get_size()));
} else if (has_focus()) {
draw_style_box(get_theme_stylebox(SNAME("focus"), SNAME("Button")), Rect2(Vector2(), get_size()));
} else {
draw_style_box(get_theme_stylebox(SNAME("panel"), SNAME("TabContainer")), Rect2(Vector2(), get_size()));
}
if (get_index() != 0 && hovering_drop) {
Color accent = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
accent.a *= 0.7;
draw_rect(Rect2(Point2(), get_size()), accent, false);
}
} break;
case 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;
if (AudioServer::get_singleton()->is_bus_channel_active(get_index(), i)) {
activity_found = true;
real_peak[0] = MAX(real_peak[0], AudioServer::get_singleton()->get_bus_peak_volume_left_db(get_index(), i));
real_peak[1] = MAX(real_peak[1], AudioServer::get_singleton()->get_bus_peak_volume_right_db(get_index(), i));
}
if (real_peak[0] > channel[i].peak_l) {
channel[i].peak_l = real_peak[0];
} else {
channel[i].peak_l -= get_process_delta_time() * 60.0;
}
if (real_peak[1] > channel[i].peak_r) {
channel[i].peak_r = real_peak[1];
} else {
channel[i].peak_r -= get_process_delta_time() * 60.0;
}
channel[i].vu_l->set_value(channel[i].peak_l);
channel[i].vu_r->set_value(channel[i].peak_r);
if (activity_found != channel[i].prev_active) {
if (activity_found) {
channel[i].vu_l->set_over_texture(Ref<Texture2D>());
channel[i].vu_r->set_over_texture(Ref<Texture2D>());
} else {
channel[i].vu_l->set_over_texture(disabled_vu);
channel[i].vu_r->set_over_texture(disabled_vu);
}
channel[i].prev_active = activity_found;
}
}
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].peak_l = -100;
channel[i].peak_r = -100;
channel[i].prev_active = true;
}
set_process(is_visible_in_tree());
} break;
case NOTIFICATION_MOUSE_EXIT:
case NOTIFICATION_DRAG_END: {
if (hovering_drop) {
hovering_drop = false;
queue_redraw();
}
} break;
}
}
void EditorAudioBus::update_send() {
send->clear();
if (is_master) {
send->set_disabled(true);
send->set_text(TTR("Speakers"));
} else {
send->set_disabled(false);
StringName current_send = AudioServer::get_singleton()->get_bus_send(get_index());
int current_send_index = 0; //by default to master
for (int i = 0; i < get_index(); i++) {
StringName send_name = AudioServer::get_singleton()->get_bus_name(i);
send->add_item(send_name);
if (send_name == current_send) {
current_send_index = i;
}
}
send->select(current_send_index);
}
}
void EditorAudioBus::update_bus() {
if (updating_bus) {
return;
}
updating_bus = true;
int index = get_index();
float db_value = AudioServer::get_singleton()->get_bus_volume_db(index);
slider->set_value(_scaled_db_to_normalized_volume(db_value));
track_name->set_text(AudioServer::get_singleton()->get_bus_name(index));
if (is_master) {
track_name->set_editable(false);
}
solo->set_pressed(AudioServer::get_singleton()->is_bus_solo(index));
mute->set_pressed(AudioServer::get_singleton()->is_bus_mute(index));
bypass->set_pressed(AudioServer::get_singleton()->is_bus_bypassing_effects(index));
// effects..
effects->clear();
TreeItem *root = effects->create_item();
for (int i = 0; i < AudioServer::get_singleton()->get_bus_effect_count(index); i++) {
Ref<AudioEffect> afx = AudioServer::get_singleton()->get_bus_effect(index, i);
TreeItem *fx = effects->create_item(root);
fx->set_cell_mode(0, TreeItem::CELL_MODE_CHECK);
fx->set_editable(0, true);
fx->set_checked(0, AudioServer::get_singleton()->is_bus_effect_enabled(index, i));
fx->set_text(0, afx->get_name());
fx->set_metadata(0, i);
}
TreeItem *add = effects->create_item(root);
add->set_cell_mode(0, TreeItem::CELL_MODE_CUSTOM);
add->set_editable(0, true);
add->set_selectable(0, false);
add->set_text(0, TTR("Add Effect"));
update_send();
updating_bus = false;
}
void EditorAudioBus::_name_changed(const String &p_new_name) {
if (updating_bus) {
return;
}
updating_bus = true;
track_name->release_focus();
if (p_new_name == AudioServer::get_singleton()->get_bus_name(get_index())) {
updating_bus = false;
return;
}
String attempt = p_new_name;
int attempts = 1;
while (true) {
bool name_free = true;
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
if (AudioServer::get_singleton()->get_bus_name(i) == attempt) {
name_free = false;
break;
}
}
if (name_free) {
break;
}
attempts++;
attempt = p_new_name + " " + itos(attempts);
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
StringName current = AudioServer::get_singleton()->get_bus_name(get_index());
ur->create_action(TTR("Rename Audio Bus"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_name", get_index(), attempt);
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_name", get_index(), current);
for (int i = 0; i < AudioServer::get_singleton()->get_bus_count(); i++) {
if (AudioServer::get_singleton()->get_bus_send(i) == current) {
ur->add_do_method(AudioServer::get_singleton(), "set_bus_send", i, attempt);
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_send", i, current);
}
}
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->add_do_method(buses, "_update_sends");
ur->add_undo_method(buses, "_update_sends");
ur->commit_action();
updating_bus = false;
}
void EditorAudioBus::_volume_changed(float p_normalized) {
if (updating_bus) {
return;
}
updating_bus = true;
const float p_db = _normalized_volume_to_scaled_db(p_normalized);
if (Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL)) {
// Snap the value when holding Ctrl for easier editing.
// To do so, it needs to be converted back to normalized volume (as the slider uses that unit).
slider->set_value(_scaled_db_to_normalized_volume(Math::round(p_db)));
}
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Change Audio Bus Volume"), UndoRedo::MERGE_ENDS);
ur->add_do_method(AudioServer::get_singleton(), "set_bus_volume_db", get_index(), p_db);
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_volume_db", get_index(), AudioServer::get_singleton()->get_bus_volume_db(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
float EditorAudioBus::_normalized_volume_to_scaled_db(float normalized) {
/* There are three different formulas for the conversion from normalized
* values to relative decibal values.
* One formula is an exponential graph which intends to counteract
* the logarithmic nature of human hearing. This is an approximation
* of the behavior of a 'logarithmic potentiometer' found on most
* musical instruments and also emulated in popular software.
* The other two equations are hand-tuned linear tapers that intend to
* try to ease the exponential equation in areas where it makes sense.*/
if (normalized > 0.6f) {
return 22.22f * normalized - 16.2f;
} else if (normalized < 0.05f) {
return 830.72 * normalized - 80.0f;
} else {
return 45.0f * Math::pow(normalized - 1.0, 3);
}
}
float EditorAudioBus::_scaled_db_to_normalized_volume(float db) {
/* Inversion of equations found in _normalized_volume_to_scaled_db.
* IMPORTANT: If one function changes, the other much change to reflect it. */
if (db > -2.88) {
return (db + 16.2f) / 22.22f;
} else if (db < -38.602f) {
return (db + 80.00f) / 830.72f;
} else {
if (db < 0.0) {
/* To accommodate for NaN on negative numbers for root, we will mirror the
* results of the positive db range in order to get the desired numerical
* value on the negative side. */
float positive_x = Math::pow(Math::abs(db) / 45.0f, 1.0f / 3.0f) + 1.0f;
Vector2 translation = Vector2(1.0f, 0.0f) - Vector2(positive_x, Math::abs(db));
Vector2 reflected_position = Vector2(1.0, 0.0f) + translation;
return reflected_position.x;
} else {
return Math::pow(db / 45.0f, 1.0f / 3.0f) + 1.0f;
}
}
}
void EditorAudioBus::_show_value(float slider_value) {
float db;
if (Input::get_singleton()->is_key_pressed(Key::CMD_OR_CTRL)) {
// Display the correct (snapped) value when holding Ctrl
db = Math::round(_normalized_volume_to_scaled_db(slider_value));
} else {
db = _normalized_volume_to_scaled_db(slider_value);
}
String text;
if (Math::is_zero_approx(Math::snapped(db, 0.1))) {
// Prevent displaying `-0.0 dB` and show ` 0.0 dB` instead.
// The leading space makes the text visually line up with its positive/negative counterparts.
text = " 0.0 dB";
} else {
// Show an explicit `+` sign if positive.
text = vformat("%+.1f dB", db);
}
// Also set the preview text as a standard Control tooltip.
// This way, it can be seen when the slider is merely hovered (instead of dragged).
slider->set_tooltip_text(text);
audio_value_preview_label->set_text(text);
const Vector2 slider_size = slider->get_size();
const Vector2 slider_position = slider->get_global_position();
const float vert_padding = 10.0f;
const Vector2 box_position = Vector2(slider_size.x, (slider_size.y - vert_padding) * (1.0f - slider->get_value()) - vert_padding);
audio_value_preview_box->set_position(slider_position + box_position);
audio_value_preview_box->set_size(audio_value_preview_label->get_size());
if (slider->has_focus() && !audio_value_preview_box->is_visible()) {
audio_value_preview_box->show();
}
preview_timer->start();
}
void EditorAudioBus::_hide_value_preview() {
audio_value_preview_box->hide();
}
void EditorAudioBus::_solo_toggled() {
updating_bus = true;
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Toggle Audio Bus Solo"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_solo", get_index(), solo->is_pressed());
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_solo", get_index(), AudioServer::get_singleton()->is_bus_solo(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
void EditorAudioBus::_mute_toggled() {
updating_bus = true;
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Toggle Audio Bus Mute"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_mute", get_index(), mute->is_pressed());
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_mute", get_index(), AudioServer::get_singleton()->is_bus_mute(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
void EditorAudioBus::_bypass_toggled() {
updating_bus = true;
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Toggle Audio Bus Bypass Effects"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_bypass_effects", get_index(), bypass->is_pressed());
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_bypass_effects", get_index(), AudioServer::get_singleton()->is_bus_bypassing_effects(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
void EditorAudioBus::_send_selected(int p_which) {
updating_bus = true;
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Select Audio Bus Send"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_send", get_index(), send->get_item_text(p_which));
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_send", get_index(), AudioServer::get_singleton()->get_bus_send(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
void EditorAudioBus::_effect_selected() {
TreeItem *effect = effects->get_selected();
if (!effect) {
return;
}
updating_bus = true;
if (effect->get_metadata(0) != Variant()) {
int index = effect->get_metadata(0);
Ref<AudioEffect> effect2 = AudioServer::get_singleton()->get_bus_effect(get_index(), index);
if (effect2.is_valid()) {
EditorNode::get_singleton()->push_item(effect2.ptr());
}
}
updating_bus = false;
}
void EditorAudioBus::_effect_edited() {
if (updating_bus) {
return;
}
TreeItem *effect = effects->get_edited();
if (!effect) {
return;
}
if (effect->get_metadata(0) == Variant()) {
Rect2 area = effects->get_item_rect(effect);
effect_options->set_position(effects->get_screen_position() + area.position + Vector2(0, area.size.y));
effect_options->reset_size();
effect_options->popup();
//add effect
} else {
int index = effect->get_metadata(0);
updating_bus = true;
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Select Audio Bus Send"));
ur->add_do_method(AudioServer::get_singleton(), "set_bus_effect_enabled", get_index(), index, effect->is_checked(0));
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_effect_enabled", get_index(), index, AudioServer::get_singleton()->is_bus_effect_enabled(get_index(), index));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
updating_bus = false;
}
}
void EditorAudioBus::_effect_add(int p_which) {
if (updating_bus) {
return;
}
StringName name = effect_options->get_item_metadata(p_which);
Object *fx = ClassDB::instantiate(name);
ERR_FAIL_NULL(fx);
AudioEffect *afx = Object::cast_to<AudioEffect>(fx);
ERR_FAIL_NULL(afx);
Ref<AudioEffect> afxr = Ref<AudioEffect>(afx);
afxr->set_name(effect_options->get_item_text(p_which));
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Add Audio Bus Effect"));
ur->add_do_method(AudioServer::get_singleton(), "add_bus_effect", get_index(), afxr, -1);
ur->add_undo_method(AudioServer::get_singleton(), "remove_bus_effect", get_index(), AudioServer::get_singleton()->get_bus_effect_count(get_index()));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
}
void EditorAudioBus::gui_input(const Ref<InputEvent> &p_event) {
ERR_FAIL_COND(p_event.is_null());
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid() && mb->get_button_index() == MouseButton::RIGHT && mb->is_pressed()) {
bus_popup->set_position(get_screen_position() + mb->get_position());
bus_popup->reset_size();
bus_popup->popup();
}
}
void EditorAudioBus::_effects_gui_input(Ref<InputEvent> p_event) {
Ref<InputEventKey> k = p_event;
if (k.is_valid() && k->is_pressed() && !k->is_echo() && k->get_keycode() == Key::KEY_DELETE) {
TreeItem *current_effect = effects->get_selected();
if (current_effect && current_effect->get_metadata(0).get_type() == Variant::INT) {
_delete_effect_pressed(0);
accept_event();
}
}
}
void EditorAudioBus::_bus_popup_pressed(int p_option) {
if (p_option == 2) {
// Reset volume
emit_signal(SNAME("vol_reset_request"));
} else if (p_option == 1) {
emit_signal(SNAME("delete_request"));
} else if (p_option == 0) {
//duplicate
emit_signal(SNAME("duplicate_request"), get_index());
}
}
Variant EditorAudioBus::get_drag_data(const Point2 &p_point) {
if (get_index() == 0) {
return Variant();
}
Control *c = memnew(Control);
Panel *p = memnew(Panel);
c->add_child(p);
p->set_modulate(Color(1, 1, 1, 0.7));
p->add_theme_style_override("panel", get_theme_stylebox(SNAME("focus"), SNAME("Button")));
p->set_size(get_size());
p->set_position(-p_point);
set_drag_preview(c);
Dictionary d;
d["type"] = "move_audio_bus";
d["index"] = get_index();
if (get_index() < AudioServer::get_singleton()->get_bus_count() - 1) {
emit_signal(SNAME("drop_end_request"));
}
return d;
}
bool EditorAudioBus::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
if (get_index() == 0) {
return false;
}
Dictionary d = p_data;
if (d.has("type") && String(d["type"]) == "move_audio_bus" && (int)d["index"] != get_index()) {
hovering_drop = true;
return true;
}
return false;
}
void EditorAudioBus::drop_data(const Point2 &p_point, const Variant &p_data) {
Dictionary d = p_data;
emit_signal(SNAME("dropped"), d["index"], get_index());
}
Variant EditorAudioBus::get_drag_data_fw(const Point2 &p_point, Control *p_from) {
TreeItem *item = effects->get_item_at_position(p_point);
if (!item) {
return Variant();
}
Variant md = item->get_metadata(0);
if (md.get_type() == Variant::INT) {
Dictionary fxd;
fxd["type"] = "audio_bus_effect";
fxd["bus"] = get_index();
fxd["effect"] = md;
Label *l = memnew(Label);
l->set_text(item->get_text(0));
effects->set_drag_preview(l);
return fxd;
}
return Variant();
}
bool EditorAudioBus::can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const {
Dictionary d = p_data;
if (!d.has("type") || String(d["type"]) != "audio_bus_effect") {
return false;
}
TreeItem *item = effects->get_item_at_position(p_point);
if (!item) {
return false;
}
effects->set_drop_mode_flags(Tree::DROP_MODE_INBETWEEN);
return true;
}
void EditorAudioBus::drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) {
Dictionary d = p_data;
TreeItem *item = effects->get_item_at_position(p_point);
if (!item) {
return;
}
int pos = effects->get_drop_section_at_position(p_point);
Variant md = item->get_metadata(0);
int paste_at;
int bus = d["bus"];
int effect = d["effect"];
if (md.get_type() == Variant::INT) {
paste_at = md;
if (pos > 0) {
paste_at++;
}
if (bus == get_index() && paste_at > effect) {
paste_at--;
}
} else {
paste_at = -1;
}
bool enabled = AudioServer::get_singleton()->is_bus_effect_enabled(bus, effect);
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Move Bus Effect"));
ur->add_do_method(AudioServer::get_singleton(), "remove_bus_effect", bus, effect);
ur->add_do_method(AudioServer::get_singleton(), "add_bus_effect", get_index(), AudioServer::get_singleton()->get_bus_effect(bus, effect), paste_at);
if (paste_at == -1) {
paste_at = AudioServer::get_singleton()->get_bus_effect_count(get_index());
if (bus == get_index()) {
paste_at--;
}
}
if (!enabled) {
ur->add_do_method(AudioServer::get_singleton(), "set_bus_effect_enabled", get_index(), paste_at, false);
}
ur->add_undo_method(AudioServer::get_singleton(), "remove_bus_effect", get_index(), paste_at);
ur->add_undo_method(AudioServer::get_singleton(), "add_bus_effect", bus, AudioServer::get_singleton()->get_bus_effect(bus, effect), effect);
if (!enabled) {
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_effect_enabled", bus, effect, false);
}
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
if (get_index() != bus) {
ur->add_do_method(buses, "_update_bus", bus);
ur->add_undo_method(buses, "_update_bus", bus);
}
ur->commit_action();
}
void EditorAudioBus::_delete_effect_pressed(int p_option) {
TreeItem *item = effects->get_selected();
if (!item) {
return;
}
if (item->get_metadata(0).get_type() != Variant::INT) {
return;
}
int index = item->get_metadata(0);
EditorUndoRedoManager *ur = EditorUndoRedoManager::get_singleton();
ur->create_action(TTR("Delete Bus Effect"));
ur->add_do_method(AudioServer::get_singleton(), "remove_bus_effect", get_index(), index);
ur->add_undo_method(AudioServer::get_singleton(), "add_bus_effect", get_index(), AudioServer::get_singleton()->get_bus_effect(get_index(), index), index);
ur->add_undo_method(AudioServer::get_singleton(), "set_bus_effect_enabled", get_index(), index, AudioServer::get_singleton()->is_bus_effect_enabled(get_index(), index));
ur->add_do_method(buses, "_update_bus", get_index());
ur->add_undo_method(buses, "_update_bus", get_index());
ur->commit_action();
}
void EditorAudioBus::_effect_rmb(const Vector2 &p_pos, MouseButton p_button) {
if (p_button != MouseButton::RIGHT) {
return;
}
TreeItem *item = effects->get_selected();
if (!item) {
return;
}
if (item->get_metadata(0).get_type() != Variant::INT) {
return;
}
delete_effect_popup->set_position(get_screen_position() + get_local_mouse_position());
delete_effect_popup->reset_size();
delete_effect_popup->popup();
}
void EditorAudioBus::_bind_methods() {
ClassDB::bind_method("update_bus", &EditorAudioBus::update_bus);
ClassDB::bind_method("update_send", &EditorAudioBus::update_send);
ADD_SIGNAL(MethodInfo("duplicate_request"));
ADD_SIGNAL(MethodInfo("delete_request"));
ADD_SIGNAL(MethodInfo("vol_reset_request"));
ADD_SIGNAL(MethodInfo("drop_end_request"));
ADD_SIGNAL(MethodInfo("dropped"));
}
EditorAudioBus::EditorAudioBus(EditorAudioBuses *p_buses, bool p_is_master) {
buses = p_buses;
is_master = p_is_master;
set_tooltip_text(TTR("Drag & drop to rearrange."));
VBoxContainer *vb = memnew(VBoxContainer);
add_child(vb);
set_v_size_flags(SIZE_EXPAND_FILL);
track_name = memnew(LineEdit);
track_name->connect("text_submitted", callable_mp(this, &EditorAudioBus::_name_changed));
track_name->connect("focus_exited", callable_mp(this, &EditorAudioBus::_name_focus_exit));
vb->add_child(track_name);
HBoxContainer *hbc = memnew(HBoxContainer);
vb->add_child(hbc);
solo = memnew(Button);
solo->set_theme_type_variation("FlatButton");
solo->set_toggle_mode(true);
solo->set_tooltip_text(TTR("Solo"));
solo->set_focus_mode(FOCUS_NONE);
solo->connect("pressed", callable_mp(this, &EditorAudioBus::_solo_toggled));
hbc->add_child(solo);
mute = memnew(Button);
mute->set_theme_type_variation("FlatButton");
mute->set_toggle_mode(true);
mute->set_tooltip_text(TTR("Mute"));
mute->set_focus_mode(FOCUS_NONE);
mute->connect("pressed", callable_mp(this, &EditorAudioBus::_mute_toggled));
hbc->add_child(mute);
bypass = memnew(Button);
bypass->set_theme_type_variation("FlatButton");
bypass->set_toggle_mode(true);
bypass->set_tooltip_text(TTR("Bypass"));
bypass->set_focus_mode(FOCUS_NONE);
bypass->connect("pressed", callable_mp(this, &EditorAudioBus::_bypass_toggled));
hbc->add_child(bypass);
hbc->add_spacer();
Ref<StyleBoxEmpty> sbempty = memnew(StyleBoxEmpty);
for (int i = 0; i < hbc->get_child_count(); i++) {
Control *child = Object::cast_to<Control>(hbc->get_child(i));
child->begin_bulk_theme_override();
child->add_theme_style_override("normal", sbempty);
child->add_theme_style_override("hover", sbempty);
child->add_theme_style_override("focus", sbempty);
child->add_theme_style_override("pressed", sbempty);
child->end_bulk_theme_override();
}
HSeparator *separator = memnew(HSeparator);
separator->set_mouse_filter(MOUSE_FILTER_PASS);
vb->add_child(separator);
HBoxContainer *hb = memnew(HBoxContainer);
vb->add_child(hb);
slider = memnew(VSlider);
slider->set_min(0.0);
slider->set_max(1.0);
slider->set_step(0.0001);
slider->set_clip_contents(false);
audio_value_preview_box = memnew(Panel);
slider->add_child(audio_value_preview_box);
audio_value_preview_box->set_as_top_level(true);
audio_value_preview_box->set_mouse_filter(MOUSE_FILTER_PASS);
audio_value_preview_box->hide();
HBoxContainer *audioprev_hbc = memnew(HBoxContainer);
audioprev_hbc->set_v_size_flags(SIZE_EXPAND_FILL);
audioprev_hbc->set_h_size_flags(SIZE_EXPAND_FILL);
audio_value_preview_box->add_child(audioprev_hbc);
audio_value_preview_label = memnew(Label);
audio_value_preview_label->set_v_size_flags(SIZE_EXPAND_FILL);
audio_value_preview_label->set_h_size_flags(SIZE_EXPAND_FILL);
audio_value_preview_label->set_mouse_filter(MOUSE_FILTER_PASS);
audioprev_hbc->add_child(audio_value_preview_label);
preview_timer = memnew(Timer);
preview_timer->set_wait_time(0.8f);
preview_timer->set_one_shot(true);
add_child(preview_timer);
slider->connect("value_changed", callable_mp(this, &EditorAudioBus::_volume_changed));
slider->connect("value_changed", callable_mp(this, &EditorAudioBus::_show_value));
preview_timer->connect("timeout", callable_mp(this, &EditorAudioBus::_hide_value_preview));
hb->add_child(slider);
cc = 0;
for (int i = 0; i < CHANNELS_MAX; i++) {
channel[i].vu_l = memnew(TextureProgressBar);
channel[i].vu_l->set_fill_mode(TextureProgressBar::FILL_BOTTOM_TO_TOP);
hb->add_child(channel[i].vu_l);
channel[i].vu_l->set_min(-80);
channel[i].vu_l->set_max(24);
channel[i].vu_l->set_step(0.1);
channel[i].vu_r = memnew(TextureProgressBar);
channel[i].vu_r->set_fill_mode(TextureProgressBar::FILL_BOTTOM_TO_TOP);
hb->add_child(channel[i].vu_r);
channel[i].vu_r->set_min(-80);
channel[i].vu_r->set_max(24);
channel[i].vu_r->set_step(0.1);
channel[i].peak_l = 0.0f;
channel[i].peak_r = 0.0f;
}
EditorAudioMeterNotches *scale = memnew(EditorAudioMeterNotches);
for (float db = 6.0f; db >= -80.0f; db -= 6.0f) {
bool renderNotch = (db >= -6.0f || db == -24.0f || db == -72.0f);
scale->add_notch(_scaled_db_to_normalized_volume(db), db, renderNotch);
}
scale->set_mouse_filter(MOUSE_FILTER_PASS);
hb->add_child(scale);
effects = memnew(Tree);
effects->set_hide_root(true);
effects->set_custom_minimum_size(Size2(0, 80) * EDSCALE);
effects->set_hide_folding(true);
effects->set_v_size_flags(SIZE_EXPAND_FILL);
vb->add_child(effects);
effects->connect("item_edited", callable_mp(this, &EditorAudioBus::_effect_edited));
effects->connect("cell_selected", callable_mp(this, &EditorAudioBus::_effect_selected));
effects->connect("focus_exited", callable_mp(effects, &Tree::deselect_all));
effects->set_edit_checkbox_cell_only_when_checkbox_is_pressed(true);
SET_DRAG_FORWARDING_GCD(effects, EditorAudioBus);
effects->connect("item_mouse_selected", callable_mp(this, &EditorAudioBus::_effect_rmb));
effects->set_allow_rmb_select(true);
effects->set_focus_mode(FOCUS_CLICK);
effects->set_allow_reselect(true);
effects->connect("gui_input", callable_mp(this, &EditorAudioBus::_effects_gui_input));
send = memnew(OptionButton);
send->set_clip_text(true);
send->connect("item_selected", callable_mp(this, &EditorAudioBus::_send_selected));
vb->add_child(send);
set_focus_mode(FOCUS_CLICK);
effect_options = memnew(PopupMenu);
effect_options->connect("index_pressed", callable_mp(this, &EditorAudioBus::_effect_add));
add_child(effect_options);
List<StringName> effect_list;
ClassDB::get_inheriters_from_class("AudioEffect", &effect_list);
effect_list.sort_custom<StringName::AlphCompare>();
for (const StringName &E : effect_list) {
if (!ClassDB::can_instantiate(E) || ClassDB::is_virtual(E)) {
continue;
}
String name = E.operator String().replace("AudioEffect", "");
effect_options->add_item(name);
effect_options->set_item_metadata(-1, E);
}
bus_options = memnew(MenuButton);
bus_options->set_shortcut_context(this);
bus_options->set_h_size_flags(SIZE_SHRINK_END);
bus_options->set_anchor(SIDE_RIGHT, 0.0);
bus_options->set_tooltip_text(TTR("Bus Options"));
hbc->add_child(bus_options);
bus_popup = bus_options->get_popup();
bus_popup->add_shortcut(ED_SHORTCUT("audio_bus_editor/duplicate_selected_bus", TTR("Duplicate Bus"), KeyModifierMask::CMD_OR_CTRL | Key::D));
bus_popup->add_shortcut(ED_SHORTCUT("audio_bus_editor/delete_selected_bus", TTR("Delete Bus"), Key::KEY_DELETE));
bus_popup->set_item_disabled(1, is_master);
bus_popup->add_item(TTR("Reset Volume"));
bus_popup->connect("index_pressed", callable_mp(this, &EditorAudioBus::_bus_popup_pressed));
delete_effect_popup = memnew(PopupMenu);
delete_effect_popup->add_item(TTR("Delete Effect"));
add_child(delete_effect_popup);
delete_effect_popup->connect("index_pressed", callable_mp(this, &EditorAudioBus::_delete_effect_pressed));
}
void EditorAudioBusDrop::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_DRAW: {
draw_style_box(get_theme_stylebox(SNAME("normal"), SNAME("Button")), Rect2(Vector2(), get_size()));
if (hovering_drop) {
Color accent = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
accent.a *= 0.7;
draw_rect(Rect2(Point2(), get_size()), accent, false);
}
} break;
case NOTIFICATION_MOUSE_ENTER: {
if (!hovering_drop) {
hovering_drop = true;
queue_redraw();
}
} break;
case NOTIFICATION_MOUSE_EXIT:
case NOTIFICATION_DRAG_END: {
if (hovering_drop) {
hovering_drop = false;
queue_redraw();
}
} break;
}
}
bool EditorAudioBusDrop::can_drop_data(const Point2 &p_point, const Variant &p_data) const {
Dictionary d = p_data;
return (d.has("type") && String(d["type"]) == "move_audio_bus");