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Implement precise snapping in the animation editor

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Holding Shift while snapping is enabled will now make snapping
4 times as precise.
This commit is contained in:
Hugo Locurcio 2019-09-02 15:49:55 +02:00
parent 7e731bbce2
commit 55b9c6804c
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GPG key ID: 39E8F8BE30B0A49C
2 changed files with 16 additions and 2 deletions
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17
editor/plugins/animation_player_editor_plugin.cpp
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@ -477,6 +477,19 @@ void AnimationPlayerEditor::_select_anim_by_name(const String &p_anim) {
_animation_selected(idx);
}
double AnimationPlayerEditor::_get_editor_step() const {
// Returns the effective snapping value depending on snapping modifiers, or 0 if snapping is disabled.
if (track_editor->is_snap_enabled()) {
const String current = player->get_assigned_animation();
const Ref<Animation> anim = player->get_animation(current);
// Use more precise snapping when holding Shift
return Input::get_singleton()->is_key_pressed(KEY_SHIFT) ? anim->get_step() * 0.25 : anim->get_step();
}
return 0.0;
}
void AnimationPlayerEditor::_animation_name_edited() {
player->stop();
@ -1017,7 +1030,7 @@ void AnimationPlayerEditor::_seek_value_changed(float p_value, bool p_set) {
float pos = CLAMP(anim->get_length() * (p_value / frame->get_max()), 0, anim->get_length());
if (track_editor->is_snap_enabled()) {
pos = Math::stepify(pos, anim->get_step());
pos = Math::stepify(pos, _get_editor_step());
}
if (player->is_valid() && !p_set) {
@ -1068,7 +1081,7 @@ void AnimationPlayerEditor::_animation_key_editor_seek(float p_pos, bool p_drag)
Ref<Animation> anim = player->get_animation(player->get_assigned_animation());
updating = true;
frame->set_value(Math::stepify(p_pos, track_editor->is_snap_enabled() ? anim->get_step() : 0));
frame->set_value(Math::stepify(p_pos, _get_editor_step()));
updating = false;
_seek_value_changed(p_pos, !p_drag);

1
editor/plugins/animation_player_editor_plugin.h
View file

@ -161,6 +161,7 @@ class AnimationPlayerEditor : public VBoxContainer {
} onion;
void _select_anim_by_name(const String &p_anim);
double _get_editor_step() const;
void _play_pressed();
void _play_from_pressed();
void _play_bw_pressed();