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Merge pull request #32021 from Calinou/editor-audio-bus-snapping

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Implement snapping in the audio bus editor
This commit is contained in:
Rémi Verschelde 2019-09-23 18:51:26 +02:00 committed by GitHub
commit b8e56c5c15
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 19 additions and 3 deletions
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22
editor/editor_audio_buses.cpp
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@ -31,6 +31,7 @@
#include "editor_audio_buses.h"
#include "core/io/resource_saver.h"
#include "core/os/input.h"
#include "core/os/keyboard.h"
#include "editor_node.h"
#include "filesystem_dock.h"
@ -321,7 +322,13 @@ void EditorAudioBus::_volume_changed(float p_normalized) {
updating_bus = true;
float p_db = this->_normalized_volume_to_scaled_db(p_normalized);
const float p_db = this->_normalized_volume_to_scaled_db(p_normalized);
if (Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
// 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)));
}
UndoRedo *ur = EditorNode::get_undo_redo();
ur->create_action(TTR("Change Audio Bus Volume"), UndoRedo::MERGE_ENDS);
@ -376,7 +383,16 @@ float EditorAudioBus::_scaled_db_to_normalized_volume(float db) {
}
void EditorAudioBus::_show_value(float slider_value) {
String text = vformat("%10.1f dB", _normalized_volume_to_scaled_db(slider_value));
float db;
if (Input::get_singleton()->is_key_pressed(KEY_CONTROL)) {
// 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 = vformat("%10.1f dB", db);
slider->set_tooltip(text);
audio_value_preview_label->set_text(text);
@ -384,7 +400,7 @@ void EditorAudioBus::_show_value(float slider_value) {
Vector2 slider_position = slider->get_global_position();
float left_padding = 5.0f;
float vert_padding = 10.0f;
Vector2 box_position = Vector2(slider_size.x + left_padding, (slider_size.y - vert_padding) * (1.0f - slider_value) - vert_padding);
Vector2 box_position = Vector2(slider_size.x + left_padding, (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()) {