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/**************************************************************************/
/* animation_blend_tree_editor_plugin.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 "animation_blend_tree_editor_plugin.h"
#include "core/config/project_settings.h"
#include "core/input/input.h"
#include "core/io/resource_loader.h"
#include "core/os/keyboard.h"
#include "editor/editor_inspector.h"
#include "editor/editor_node.h"
#include "editor/editor_scale.h"
#include "editor/editor_settings.h"
#include "editor/editor_undo_redo_manager.h"
#include "editor/gui/editor_file_dialog.h"
#include "scene/animation/animation_player.h"
#include "scene/gui/check_box.h"
#include "scene/gui/menu_button.h"
#include "scene/gui/panel.h"
#include "scene/gui/progress_bar.h"
#include "scene/gui/separator.h"
#include "scene/gui/view_panner.h"
#include "scene/main/window.h"
#include "scene/resources/style_box_flat.h"
void AnimationNodeBlendTreeEditor::add_custom_type(const String &p_name, const Ref<Script> &p_script) {
for (int i = 0; i < add_options.size(); i++) {
ERR_FAIL_COND(add_options[i].script == p_script);
}
AddOption ao;
ao.name = p_name;
ao.script = p_script;
add_options.push_back(ao);
_update_options_menu();
}
void AnimationNodeBlendTreeEditor::remove_custom_type(const Ref<Script> &p_script) {
for (int i = 0; i < add_options.size(); i++) {
if (add_options[i].script == p_script) {
add_options.remove_at(i);
return;
}
}
_update_options_menu();
}
void AnimationNodeBlendTreeEditor::_update_options_menu(bool p_has_input_ports) {
add_node->get_popup()->clear();
add_node->get_popup()->reset_size();
for (int i = 0; i < add_options.size(); i++) {
if (p_has_input_ports && add_options[i].input_port_count == 0) {
continue;
}
add_node->get_popup()->add_item(add_options[i].name, i);
}
Ref<AnimationNode> clipb = EditorSettings::get_singleton()->get_resource_clipboard();
if (clipb.is_valid()) {
add_node->get_popup()->add_separator();
add_node->get_popup()->add_item(TTR("Paste"), MENU_PASTE);
}
add_node->get_popup()->add_separator();
add_node->get_popup()->add_item(TTR("Load..."), MENU_LOAD_FILE);
use_position_from_popup_menu = false;
}
Size2 AnimationNodeBlendTreeEditor::get_minimum_size() const {
return Size2(10, 200);
}
void AnimationNodeBlendTreeEditor::_property_changed(const StringName &p_property, const Variant &p_value, const String &p_field, bool p_changing) {
AnimationTree *tree = AnimationTreeEditor::get_singleton()->get_animation_tree();
if (!tree) {
return;
}
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Parameter Changed:") + " " + String(p_property), UndoRedo::MERGE_ENDS);
undo_redo->add_do_property(tree, p_property, p_value);
undo_redo->add_undo_property(tree, p_property, tree->get(p_property));
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
updating = false;
}
void AnimationNodeBlendTreeEditor::update_graph() {
if (updating || blend_tree.is_null()) {
return;
}
AnimationTree *tree = AnimationTreeEditor::get_singleton()->get_animation_tree();
if (!tree) {
return;
}
visible_properties.clear();
graph->set_scroll_ofs(blend_tree->get_graph_offset() * EDSCALE);
graph->clear_connections();
//erase all nodes
for (int i = 0; i < graph->get_child_count(); i++) {
if (Object::cast_to<GraphNode>(graph->get_child(i))) {
memdelete(graph->get_child(i));
i--;
}
}
animations.clear();
List<StringName> nodes;
blend_tree->get_node_list(&nodes);
for (const StringName &E : nodes) {
GraphNode *node = memnew(GraphNode);
graph->add_child(node);
node->set_draggable(!read_only);
Ref<AnimationNode> agnode = blend_tree->get_node(E);
ERR_CONTINUE(!agnode.is_valid());
node->set_position_offset(blend_tree->get_node_position(E) * EDSCALE);
node->set_title(agnode->get_caption());
node->set_name(E);
int base = 0;
if (String(E) != "output") {
LineEdit *name = memnew(LineEdit);
name->set_text(E);
name->set_editable(!read_only);
name->set_expand_to_text_length_enabled(true);
node->add_child(name);
node->set_slot(0, false, 0, Color(), true, read_only ? -1 : 0, get_theme_color(SNAME("font_color"), SNAME("Label")));
name->connect("text_submitted", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_renamed).bind(agnode), CONNECT_DEFERRED);
name->connect("focus_exited", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_renamed_focus_out).bind(agnode), CONNECT_DEFERRED);
name->connect("text_changed", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_rename_lineedit_changed), CONNECT_DEFERRED);
base = 1;
node->set_show_close_button(true);
node->connect("close_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_delete_request).bind(E), CONNECT_DEFERRED);
}
for (int i = 0; i < agnode->get_input_count(); i++) {
Label *in_name = memnew(Label);
node->add_child(in_name);
in_name->set_text(agnode->get_input_name(i));
node->set_slot(base + i, true, read_only ? -1 : 0, get_theme_color(SNAME("font_color"), SNAME("Label")), false, 0, Color());
}
List<PropertyInfo> pinfo;
agnode->get_parameter_list(&pinfo);
for (const PropertyInfo &F : pinfo) {
if (!(F.usage & PROPERTY_USAGE_EDITOR)) {
continue;
}
String base_path = AnimationTreeEditor::get_singleton()->get_base_path() + String(E) + "/" + F.name;
EditorProperty *prop = EditorInspector::instantiate_property_editor(tree, F.type, base_path, F.hint, F.hint_string, F.usage);
if (prop) {
prop->set_read_only(read_only || (F.usage & PROPERTY_USAGE_READ_ONLY));
prop->set_object_and_property(tree, base_path);
prop->update_property();
prop->set_name_split_ratio(0);
prop->connect("property_changed", callable_mp(this, &AnimationNodeBlendTreeEditor::_property_changed));
node->add_child(prop);
visible_properties.push_back(prop);
}
}
node->connect("dragged", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_dragged).bind(E));
if (AnimationTreeEditor::get_singleton()->can_edit(agnode)) {
node->add_child(memnew(HSeparator));
Button *open_in_editor = memnew(Button);
open_in_editor->set_text(TTR("Open Editor"));
open_in_editor->set_icon(get_theme_icon(SNAME("Edit"), SNAME("EditorIcons")));
node->add_child(open_in_editor);
open_in_editor->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_open_in_editor).bind(E), CONNECT_DEFERRED);
open_in_editor->set_h_size_flags(SIZE_SHRINK_CENTER);
}
if (agnode->has_filter()) {
node->add_child(memnew(HSeparator));
Button *inspect_filters = memnew(Button);
if (read_only) {
inspect_filters->set_text(TTR("Inspect Filters"));
} else {
inspect_filters->set_text(TTR("Edit Filters"));
}
inspect_filters->set_icon(get_theme_icon(SNAME("AnimationFilter"), SNAME("EditorIcons")));
node->add_child(inspect_filters);
inspect_filters->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_inspect_filters).bind(E), CONNECT_DEFERRED);
inspect_filters->set_h_size_flags(SIZE_SHRINK_CENTER);
}
Ref<AnimationNodeAnimation> anim = agnode;
if (anim.is_valid()) {
MenuButton *mb = memnew(MenuButton);
mb->set_text(anim->get_animation());
mb->set_icon(get_theme_icon(SNAME("Animation"), SNAME("EditorIcons")));
mb->set_disabled(read_only);
Array options;
node->add_child(memnew(HSeparator));
node->add_child(mb);
ProgressBar *pb = memnew(ProgressBar);
if (tree->has_node(tree->get_animation_player())) {
AnimationPlayer *ap = Object::cast_to<AnimationPlayer>(tree->get_node(tree->get_animation_player()));
if (ap) {
List<StringName> anims;
ap->get_animation_list(&anims);
for (const StringName &F : anims) {
mb->get_popup()->add_item(F);
options.push_back(F);
}
if (ap->has_animation(anim->get_animation())) {
pb->set_max(ap->get_animation(anim->get_animation())->get_length());
}
}
}
pb->set_show_percentage(false);
pb->set_custom_minimum_size(Vector2(0, 14) * EDSCALE);
animations[E] = pb;
node->add_child(pb);
mb->get_popup()->connect("index_pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_anim_selected).bind(options, E), CONNECT_DEFERRED);
}
Ref<StyleBoxFlat> sb = node->get_theme_stylebox(SNAME("frame"), SNAME("GraphNode"));
Color c = sb->get_border_color();
Color mono_color = ((c.r + c.g + c.b) / 3) < 0.7 ? Color(1.0, 1.0, 1.0) : Color(0.0, 0.0, 0.0);
mono_color.a = 0.85;
c = mono_color;
node->add_theme_color_override("title_color", c);
c.a = 0.7;
node->add_theme_color_override("close_color", c);
node->add_theme_color_override("resizer_color", c);
}
List<AnimationNodeBlendTree::NodeConnection> node_connections;
blend_tree->get_node_connections(&node_connections);
for (const AnimationNodeBlendTree::NodeConnection &E : node_connections) {
StringName from = E.output_node;
StringName to = E.input_node;
int to_idx = E.input_index;
graph->connect_node(from, 0, to, to_idx);
}
float graph_minimap_opacity = EDITOR_GET("editors/visual_editors/minimap_opacity");
graph->set_minimap_opacity(graph_minimap_opacity);
float graph_lines_curvature = EDITOR_GET("editors/visual_editors/lines_curvature");
graph->set_connection_lines_curvature(graph_lines_curvature);
}
void AnimationNodeBlendTreeEditor::_file_opened(const String &p_file) {
file_loaded = ResourceLoader::load(p_file);
if (file_loaded.is_valid()) {
_add_node(MENU_LOAD_FILE_CONFIRM);
} else {
EditorNode::get_singleton()->show_warning(TTR("This type of node can't be used. Only animation nodes are allowed."));
}
}
void AnimationNodeBlendTreeEditor::_add_node(int p_idx) {
Ref<AnimationNode> anode;
String base_name;
if (p_idx == MENU_LOAD_FILE) {
open_file->clear_filters();
List<String> ext_filters;
ResourceLoader::get_recognized_extensions_for_type("AnimationNode", &ext_filters);
for (const String &E : ext_filters) {
open_file->add_filter("*." + E);
}
open_file->popup_file_dialog();
return;
} else if (p_idx == MENU_LOAD_FILE_CONFIRM) {
anode = file_loaded;
file_loaded.unref();
base_name = anode->get_class();
} else if (p_idx == MENU_PASTE) {
anode = EditorSettings::get_singleton()->get_resource_clipboard();
ERR_FAIL_COND(!anode.is_valid());
base_name = anode->get_class();
} else if (!add_options[p_idx].type.is_empty()) {
AnimationNode *an = Object::cast_to<AnimationNode>(ClassDB::instantiate(add_options[p_idx].type));
ERR_FAIL_COND(!an);
anode = Ref<AnimationNode>(an);
base_name = add_options[p_idx].name;
} else {
ERR_FAIL_COND(add_options[p_idx].script.is_null());
StringName base_type = add_options[p_idx].script->get_instance_base_type();
AnimationNode *an = Object::cast_to<AnimationNode>(ClassDB::instantiate(base_type));
ERR_FAIL_COND(!an);
anode = Ref<AnimationNode>(an);
anode->set_script(add_options[p_idx].script);
base_name = add_options[p_idx].name;
}
Ref<AnimationNodeOutput> out = anode;
if (out.is_valid()) {
EditorNode::get_singleton()->show_warning(TTR("Output node can't be added to the blend tree."));
return;
}
if (!from_node.is_empty() && anode->get_input_count() == 0) {
from_node = "";
return;
}
Point2 instance_pos = graph->get_scroll_ofs();
if (use_position_from_popup_menu) {
instance_pos += position_from_popup_menu;
} else {
instance_pos += graph->get_size() * 0.5;
}
instance_pos /= graph->get_zoom();
int base = 1;
String name = base_name;
while (blend_tree->has_node(name)) {
base++;
name = base_name + " " + itos(base);
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Add Node to BlendTree"));
undo_redo->add_do_method(blend_tree.ptr(), "add_node", name, anode, instance_pos / EDSCALE);
undo_redo->add_undo_method(blend_tree.ptr(), "remove_node", name);
if (!from_node.is_empty()) {
undo_redo->add_do_method(blend_tree.ptr(), "connect_node", name, 0, from_node);
from_node = "";
}
if (!to_node.is_empty() && to_slot != -1) {
undo_redo->add_do_method(blend_tree.ptr(), "connect_node", to_node, to_slot, name);
to_node = "";
to_slot = -1;
}
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
}
void AnimationNodeBlendTreeEditor::_popup(bool p_has_input_ports, const Vector2 &p_node_position) {
_update_options_menu(p_has_input_ports);
use_position_from_popup_menu = true;
position_from_popup_menu = p_node_position;
add_node->get_popup()->set_position(graph->get_screen_position() + graph->get_local_mouse_position());
add_node->get_popup()->reset_size();
add_node->get_popup()->popup();
}
void AnimationNodeBlendTreeEditor::_popup_request(const Vector2 &p_position) {
if (read_only) {
return;
}
_popup(false, p_position);
}
void AnimationNodeBlendTreeEditor::_connection_to_empty(const String &p_from, int p_from_slot, const Vector2 &p_release_position) {
if (read_only) {
return;
}
Ref<AnimationNode> node = blend_tree->get_node(p_from);
if (node.is_valid()) {
from_node = p_from;
_popup(true, p_release_position);
}
}
void AnimationNodeBlendTreeEditor::_connection_from_empty(const String &p_to, int p_to_slot, const Vector2 &p_release_position) {
if (read_only) {
return;
}
Ref<AnimationNode> node = blend_tree->get_node(p_to);
if (node.is_valid()) {
to_node = p_to;
to_slot = p_to_slot;
_popup(false, p_release_position);
}
}
void AnimationNodeBlendTreeEditor::_popup_hide() {
to_node = "";
to_slot = -1;
}
void AnimationNodeBlendTreeEditor::_node_dragged(const Vector2 &p_from, const Vector2 &p_to, const StringName &p_which) {
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Node Moved"));
undo_redo->add_do_method(blend_tree.ptr(), "set_node_position", p_which, p_to / EDSCALE);
undo_redo->add_undo_method(blend_tree.ptr(), "set_node_position", p_which, p_from / EDSCALE);
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
updating = false;
}
void AnimationNodeBlendTreeEditor::_connection_request(const String &p_from, int p_from_index, const String &p_to, int p_to_index) {
if (read_only) {
return;
}
AnimationNodeBlendTree::ConnectionError err = blend_tree->can_connect_node(p_to, p_to_index, p_from);
if (err != AnimationNodeBlendTree::CONNECTION_OK) {
EditorNode::get_singleton()->show_warning(TTR("Unable to connect, port may be in use or connection may be invalid."));
return;
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Nodes Connected"));
undo_redo->add_do_method(blend_tree.ptr(), "connect_node", p_to, p_to_index, p_from);
undo_redo->add_undo_method(blend_tree.ptr(), "disconnect_node", p_to, p_to_index);
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
}
void AnimationNodeBlendTreeEditor::_disconnection_request(const String &p_from, int p_from_index, const String &p_to, int p_to_index) {
if (read_only) {
return;
}
graph->disconnect_node(p_from, p_from_index, p_to, p_to_index);
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Nodes Disconnected"));
undo_redo->add_do_method(blend_tree.ptr(), "disconnect_node", p_to, p_to_index);
undo_redo->add_undo_method(blend_tree.ptr(), "connect_node", p_to, p_to_index, p_from);
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
updating = false;
}
void AnimationNodeBlendTreeEditor::_anim_selected(int p_index, Array p_options, const String &p_node) {
String option = p_options[p_index];
Ref<AnimationNodeAnimation> anim = blend_tree->get_node(p_node);
ERR_FAIL_COND(!anim.is_valid());
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Set Animation"));
undo_redo->add_do_method(anim.ptr(), "set_animation", option);
undo_redo->add_undo_method(anim.ptr(), "set_animation", anim->get_animation());
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
}
void AnimationNodeBlendTreeEditor::_delete_request(const String &p_which) {
if (read_only) {
return;
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Delete Node"));
undo_redo->add_do_method(blend_tree.ptr(), "remove_node", p_which);
undo_redo->add_undo_method(blend_tree.ptr(), "add_node", p_which, blend_tree->get_node(p_which), blend_tree.ptr()->get_node_position(p_which));
List<AnimationNodeBlendTree::NodeConnection> conns;
blend_tree->get_node_connections(&conns);
for (const AnimationNodeBlendTree::NodeConnection &E : conns) {
if (E.output_node == p_which || E.input_node == p_which) {
undo_redo->add_undo_method(blend_tree.ptr(), "connect_node", E.input_node, E.input_index, E.output_node);
}
}
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
}
void AnimationNodeBlendTreeEditor::_delete_nodes_request(const TypedArray<StringName> &p_nodes) {
if (read_only) {
return;
}
List<StringName> to_erase;
if (p_nodes.is_empty()) {
for (int i = 0; i < graph->get_child_count(); i++) {
GraphNode *gn = Object::cast_to<GraphNode>(graph->get_child(i));
if (gn) {
if (gn->is_selected() && gn->is_close_button_visible()) {
to_erase.push_back(gn->get_name());
}
}
}
} else {
for (int i = 0; i < p_nodes.size(); i++) {
to_erase.push_back(p_nodes[i]);
}
}
if (to_erase.is_empty()) {
return;
}
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Delete Node(s)"));
for (const StringName &F : to_erase) {
_delete_request(F);
}
undo_redo->commit_action();
}
void AnimationNodeBlendTreeEditor::_node_selected(Object *p_node) {
if (read_only) {
return;
}
GraphNode *gn = Object::cast_to<GraphNode>(p_node);
ERR_FAIL_COND(!gn);
String name = gn->get_name();
Ref<AnimationNode> anode = blend_tree->get_node(name);
ERR_FAIL_COND(!anode.is_valid());
EditorNode::get_singleton()->push_item(anode.ptr(), "", true);
}
void AnimationNodeBlendTreeEditor::_open_in_editor(const String &p_which) {
Ref<AnimationNode> an = blend_tree->get_node(p_which);
ERR_FAIL_COND(!an.is_valid());
AnimationTreeEditor::get_singleton()->enter_editor(p_which);
}
void AnimationNodeBlendTreeEditor::_filter_toggled() {
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Toggle Filter On/Off"));
undo_redo->add_do_method(_filter_edit.ptr(), "set_filter_enabled", filter_enabled->is_pressed());
undo_redo->add_undo_method(_filter_edit.ptr(), "set_filter_enabled", _filter_edit->is_filter_enabled());
undo_redo->add_do_method(this, "_update_filters", _filter_edit);
undo_redo->add_undo_method(this, "_update_filters", _filter_edit);
undo_redo->commit_action();
updating = false;
}
void AnimationNodeBlendTreeEditor::_filter_edited() {
TreeItem *edited = filters->get_edited();
ERR_FAIL_COND(!edited);
NodePath edited_path = edited->get_metadata(0);
bool filtered = edited->is_checked(0);
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Change Filter"));
undo_redo->add_do_method(_filter_edit.ptr(), "set_filter_path", edited_path, filtered);
undo_redo->add_undo_method(_filter_edit.ptr(), "set_filter_path", edited_path, _filter_edit->is_path_filtered(edited_path));
undo_redo->add_do_method(this, "_update_filters", _filter_edit);
undo_redo->add_undo_method(this, "_update_filters", _filter_edit);
undo_redo->commit_action();
updating = false;
}
bool AnimationNodeBlendTreeEditor::_update_filters(const Ref<AnimationNode> &anode) {
if (updating || _filter_edit != anode) {
return false;
}
AnimationTree *tree = AnimationTreeEditor::get_singleton()->get_animation_tree();
if (!tree) {
return false;
}
NodePath player_path = tree->get_animation_player();
if (!tree->has_node(player_path)) {
EditorNode::get_singleton()->show_warning(TTR("No animation player set, so unable to retrieve track names."));
return false;
}
AnimationPlayer *player = Object::cast_to<AnimationPlayer>(tree->get_node(player_path));
if (!player) {
EditorNode::get_singleton()->show_warning(TTR("Player path set is invalid, so unable to retrieve track names."));
return false;
}
Node *base = player->get_node(player->get_root());
if (!base) {
EditorNode::get_singleton()->show_warning(TTR("Animation player has no valid root node path, so unable to retrieve track names."));
return false;
}
updating = true;
HashSet<String> paths;
HashMap<String, RBSet<String>> types;
{
List<StringName> animation_list;
player->get_animation_list(&animation_list);
for (const StringName &E : animation_list) {
Ref<Animation> anim = player->get_animation(E);
for (int i = 0; i < anim->get_track_count(); i++) {
String track_path = anim->track_get_path(i);
paths.insert(track_path);
String track_type_name;
Animation::TrackType track_type = anim->track_get_type(i);
switch (track_type) {
case Animation::TrackType::TYPE_ANIMATION: {
track_type_name = TTR("Anim Clips");
} break;
case Animation::TrackType::TYPE_AUDIO: {
track_type_name = TTR("Audio Clips");
} break;
case Animation::TrackType::TYPE_METHOD: {
track_type_name = TTR("Functions");
} break;
default: {
} break;
}
if (!track_type_name.is_empty()) {
types[track_path].insert(track_type_name);
}
}
}
}
filter_enabled->set_pressed(anode->is_filter_enabled());
filters->clear();
TreeItem *root = filters->create_item();
HashMap<String, TreeItem *> parenthood;
for (const String &E : paths) {
NodePath path = E;
TreeItem *ti = nullptr;
String accum;
for (int i = 0; i < path.get_name_count(); i++) {
String name = path.get_name(i);
if (!accum.is_empty()) {
accum += "/";
}
accum += name;
if (!parenthood.has(accum)) {
if (ti) {
ti = filters->create_item(ti);
} else {
ti = filters->create_item(root);
}
parenthood[accum] = ti;
ti->set_text(0, name);
ti->set_selectable(0, false);
ti->set_editable(0, false);
if (base->has_node(accum)) {
Node *node = base->get_node(accum);
ti->set_icon(0, EditorNode::get_singleton()->get_object_icon(node, "Node"));
}
} else {
ti = parenthood[accum];
}
}
Node *node = nullptr;
if (base->has_node(accum)) {
node = base->get_node(accum);
}
if (!node) {
continue; //no node, can't edit
}
if (path.get_subname_count()) {
String concat = path.get_concatenated_subnames();
Skeleton3D *skeleton = Object::cast_to<Skeleton3D>(node);
if (skeleton && skeleton->find_bone(concat) != -1) {
//path in skeleton
const String &bone = concat;
int idx = skeleton->find_bone(bone);
List<String> bone_path;
while (idx != -1) {
bone_path.push_front(skeleton->get_bone_name(idx));
idx = skeleton->get_bone_parent(idx);
}
accum += ":";
for (List<String>::Element *F = bone_path.front(); F; F = F->next()) {
if (F != bone_path.front()) {
accum += "/";
}
accum += F->get();
if (!parenthood.has(accum)) {
ti = filters->create_item(ti);
parenthood[accum] = ti;
ti->set_text(0, F->get());
ti->set_selectable(0, false);
ti->set_editable(0, false);
ti->set_icon(0, get_theme_icon(SNAME("BoneAttachment3D"), SNAME("EditorIcons")));
} else {
ti = parenthood[accum];
}
}
ti->set_editable(0, !read_only);
ti->set_selectable(0, true);
ti->set_cell_mode(0, TreeItem::CELL_MODE_CHECK);
ti->set_text(0, concat);
ti->set_checked(0, anode->is_path_filtered(path));
ti->set_icon(0, get_theme_icon(SNAME("BoneAttachment3D"), SNAME("EditorIcons")));
ti->set_metadata(0, path);
} else {
//just a property
ti = filters->create_item(ti);
ti->set_cell_mode(0, TreeItem::CELL_MODE_CHECK);
ti->set_text(0, concat);
ti->set_editable(0, !read_only);
ti->set_selectable(0, true);
ti->set_checked(0, anode->is_path_filtered(path));
ti->set_metadata(0, path);
}
} else {
if (ti) {
//just a node, not a property track
String types_text = "[";
if (types.has(path)) {
RBSet<String>::Iterator F = types[path].begin();
types_text += *F;
while (F) {
types_text += " / " + *F;
;
++F;
}
}
types_text += "]";
ti = filters->create_item(ti);
ti->set_cell_mode(0, TreeItem::CELL_MODE_CHECK);
ti->set_text(0, types_text);
ti->set_editable(0, !read_only);
ti->set_selectable(0, true);
ti->set_checked(0, anode->is_path_filtered(path));
ti->set_metadata(0, path);
}
}
}
updating = false;
return true;
}
void AnimationNodeBlendTreeEditor::_inspect_filters(const String &p_which) {
if (read_only) {
filter_dialog->set_title(TTR("Inspect Filtered Tracks:"));
} else {
filter_dialog->set_title(TTR("Edit Filtered Tracks:"));
}
filter_enabled->set_disabled(read_only);
Ref<AnimationNode> anode = blend_tree->get_node(p_which);
ERR_FAIL_COND(!anode.is_valid());
_filter_edit = anode;
if (!_update_filters(anode)) {
return;
}
filter_dialog->popup_centered(Size2(500, 500) * EDSCALE);
}
void AnimationNodeBlendTreeEditor::_update_editor_settings() {
graph->get_panner()->setup((ViewPanner::ControlScheme)EDITOR_GET("editors/panning/sub_editors_panning_scheme").operator int(), ED_GET_SHORTCUT("canvas_item_editor/pan_view"), bool(EDITOR_GET("editors/panning/simple_panning")));
graph->set_warped_panning(bool(EDITOR_GET("editors/panning/warped_mouse_panning")));
}
void AnimationNodeBlendTreeEditor::_update_theme() {
error_panel->add_theme_style_override("panel", get_theme_stylebox(SNAME("panel"), SNAME("Tree")));
error_label->add_theme_color_override("font_color", get_theme_color(SNAME("error_color"), SNAME("Editor")));
}
void AnimationNodeBlendTreeEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
_update_editor_settings();
_update_theme();
} break;
case EditorSettings::NOTIFICATION_EDITOR_SETTINGS_CHANGED: {
_update_editor_settings();
} break;
case NOTIFICATION_THEME_CHANGED: {
_update_theme();
if (is_visible_in_tree()) {
update_graph();
}
} break;
case NOTIFICATION_PROCESS: {
AnimationTree *tree = AnimationTreeEditor::get_singleton()->get_animation_tree();
if (!tree) {
return; // Node has been changed.
}
String error;
if (!tree->is_active()) {
error = TTR("AnimationTree is inactive.\nActivate to enable playback, check node warnings if activation fails.");
} else if (tree->is_state_invalid()) {
error = tree->get_invalid_state_reason();
}
if (error != error_label->get_text()) {
error_label->set_text(error);
if (!error.is_empty()) {
error_panel->show();
} else {
error_panel->hide();
}
}
List<AnimationNodeBlendTree::NodeConnection> conns;
blend_tree->get_node_connections(&conns);
for (const AnimationNodeBlendTree::NodeConnection &E : conns) {
float activity = 0;
StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E.input_node;
if (!tree->is_state_invalid()) {
activity = tree->get_connection_activity(path, E.input_index);
}
graph->set_connection_activity(E.output_node, 0, E.input_node, E.input_index, activity);
}
AnimationPlayer *player = nullptr;
if (tree->has_node(tree->get_animation_player())) {
player = Object::cast_to<AnimationPlayer>(tree->get_node(tree->get_animation_player()));
}
if (player) {
for (const KeyValue<StringName, ProgressBar *> &E : animations) {
Ref<AnimationNodeAnimation> an = blend_tree->get_node(E.key);
if (an.is_valid()) {
if (player->has_animation(an->get_animation())) {
Ref<Animation> anim = player->get_animation(an->get_animation());
if (anim.is_valid()) {
E.value->set_max(anim->get_length());
//StringName path = AnimationTreeEditor::get_singleton()->get_base_path() + E.input_node;
StringName time_path = AnimationTreeEditor::get_singleton()->get_base_path() + String(E.key) + "/time";
E.value->set_value(tree->get(time_path));
}
}
}
}
}
for (int i = 0; i < visible_properties.size(); i++) {
visible_properties[i]->update_property();
}
} break;
case NOTIFICATION_VISIBILITY_CHANGED: {
set_process(is_visible_in_tree());
} break;
}
}
void AnimationNodeBlendTreeEditor::_scroll_changed(const Vector2 &p_scroll) {
if (read_only) {
return;
}
if (updating) {
return;
}
updating = true;
blend_tree->set_graph_offset(p_scroll / EDSCALE);
updating = false;
}
void AnimationNodeBlendTreeEditor::_bind_methods() {
ClassDB::bind_method("update_graph", &AnimationNodeBlendTreeEditor::update_graph);
ClassDB::bind_method("_update_filters", &AnimationNodeBlendTreeEditor::_update_filters);
}
AnimationNodeBlendTreeEditor *AnimationNodeBlendTreeEditor::singleton = nullptr;
// AnimationNode's "node_changed" signal means almost update_input.
void AnimationNodeBlendTreeEditor::_node_changed(const StringName &p_node_name) {
// TODO:
// Here is executed during the commit of EditorNode::undo_redo, it is not possible to create an undo_redo action here.
// The disconnect when the number of enabled inputs decreases is done in AnimationNodeBlendTree and update_graph().
// This means that there is no place to register undo_redo actions.
// In order to implement undo_redo correctly, we may need to implement AnimationNodeEdit such as AnimationTrackKeyEdit
// and add it to _node_selected() with EditorNode::get_singleton()->push_item(AnimationNodeEdit).
update_graph();
}
void AnimationNodeBlendTreeEditor::_node_renamed(const String &p_text, Ref<AnimationNode> p_node) {
if (blend_tree.is_null()) {
return;
}
AnimationTree *tree = AnimationTreeEditor::get_singleton()->get_animation_tree();
if (!tree) {
return;
}
String prev_name = blend_tree->get_node_name(p_node);
ERR_FAIL_COND(prev_name.is_empty());
GraphNode *gn = Object::cast_to<GraphNode>(graph->get_node(prev_name));
ERR_FAIL_COND(!gn);
const String &new_name = p_text;
ERR_FAIL_COND(new_name.is_empty() || new_name.contains(".") || new_name.contains("/"));
if (new_name == prev_name) {
return; //nothing to do
}
const String &base_name = new_name;
int base = 1;
String name = base_name;
while (blend_tree->has_node(name)) {
base++;
name = base_name + " " + itos(base);
}
String base_path = AnimationTreeEditor::get_singleton()->get_base_path();
updating = true;
EditorUndoRedoManager *undo_redo = EditorUndoRedoManager::get_singleton();
undo_redo->create_action(TTR("Node Renamed"));
undo_redo->add_do_method(blend_tree.ptr(), "rename_node", prev_name, name);
undo_redo->add_undo_method(blend_tree.ptr(), "rename_node", name, prev_name);
undo_redo->add_do_method(this, "update_graph");
undo_redo->add_undo_method(this, "update_graph");
undo_redo->commit_action();
updating = false;
gn->set_name(new_name);
gn->set_size(gn->get_minimum_size());
//change editors accordingly
for (int i = 0; i < visible_properties.size(); i++) {
String pname = visible_properties[i]->get_edited_property().operator String();
if (pname.begins_with(base_path + prev_name)) {
String new_name2 = pname.replace_first(base_path + prev_name, base_path + name);
visible_properties[i]->set_object_and_property(visible_properties[i]->get_edited_object(), new_name2);
}
}
//recreate connections
graph->clear_connections();
List<AnimationNodeBlendTree::NodeConnection> node_connections;
blend_tree->get_node_connections(&node_connections);
for (const AnimationNodeBlendTree::NodeConnection &E : node_connections) {
StringName from = E.output_node;
StringName to = E.input_node;
int to_idx = E.input_index;
graph->connect_node(from, 0, to, to_idx);
}
//update animations
for (const KeyValue<StringName, ProgressBar *> &E : animations) {
if (E.key == prev_name) {
animations[new_name] = animations[prev_name];
animations.erase(prev_name);
break;
}
}
update_graph(); // Needed to update the signal connections with the new name.
current_node_rename_text = String();
}
void AnimationNodeBlendTreeEditor::_node_renamed_focus_out(Ref<AnimationNode> p_node) {
if (current_node_rename_text.is_empty()) {
return; // The text_submitted signal triggered the graph update and freed the LineEdit.
}
_node_renamed(current_node_rename_text, p_node);
}
void AnimationNodeBlendTreeEditor::_node_rename_lineedit_changed(const String &p_text) {
current_node_rename_text = p_text;
}
bool AnimationNodeBlendTreeEditor::can_edit(const Ref<AnimationNode> &p_node) {
Ref<AnimationNodeBlendTree> bt = p_node;
return bt.is_valid();
}
void AnimationNodeBlendTreeEditor::edit(const Ref<AnimationNode> &p_node) {
if (blend_tree.is_valid()) {
blend_tree->disconnect("node_changed", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_changed));
}
blend_tree = p_node;
read_only = false;
if (blend_tree.is_null()) {
hide();
} else {
read_only = EditorNode::get_singleton()->is_resource_read_only(blend_tree);
blend_tree->connect("node_changed", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_changed));
update_graph();
}
add_node->set_disabled(read_only);
graph->set_arrange_nodes_button_hidden(read_only);
}
AnimationNodeBlendTreeEditor::AnimationNodeBlendTreeEditor() {
singleton = this;
updating = false;
use_position_from_popup_menu = false;
graph = memnew(GraphEdit);
add_child(graph);
graph->add_valid_right_disconnect_type(0);
graph->add_valid_left_disconnect_type(0);
graph->set_v_size_flags(SIZE_EXPAND_FILL);
graph->connect("connection_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_connection_request), CONNECT_DEFERRED);
graph->connect("disconnection_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_disconnection_request), CONNECT_DEFERRED);
graph->connect("node_selected", callable_mp(this, &AnimationNodeBlendTreeEditor::_node_selected));
graph->connect("scroll_offset_changed", callable_mp(this, &AnimationNodeBlendTreeEditor::_scroll_changed));
graph->connect("delete_nodes_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_delete_nodes_request));
graph->connect("popup_request", callable_mp(this, &AnimationNodeBlendTreeEditor::_popup_request));
graph->connect("connection_to_empty", callable_mp(this, &AnimationNodeBlendTreeEditor::_connection_to_empty));
graph->connect("connection_from_empty", callable_mp(this, &AnimationNodeBlendTreeEditor::_connection_from_empty));
float graph_minimap_opacity = EDITOR_GET("editors/visual_editors/minimap_opacity");
graph->set_minimap_opacity(graph_minimap_opacity);
float graph_lines_curvature = EDITOR_GET("editors/visual_editors/lines_curvature");
graph->set_connection_lines_curvature(graph_lines_curvature);
VSeparator *vs = memnew(VSeparator);
graph->get_zoom_hbox()->add_child(vs);
graph->get_zoom_hbox()->move_child(vs, 0);
add_node = memnew(MenuButton);
graph->get_zoom_hbox()->add_child(add_node);
add_node->set_text(TTR("Add Node..."));
graph->get_zoom_hbox()->move_child(add_node, 0);
add_node->get_popup()->connect("id_pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_add_node));
add_node->get_popup()->connect("popup_hide", callable_mp(this, &AnimationNodeBlendTreeEditor::_popup_hide), CONNECT_DEFERRED);
add_node->connect("about_to_popup", callable_mp(this, &AnimationNodeBlendTreeEditor::_update_options_menu).bind(false));
add_node->set_disabled(read_only);
add_options.push_back(AddOption("Animation", "AnimationNodeAnimation"));
add_options.push_back(AddOption("OneShot", "AnimationNodeOneShot", 2));
add_options.push_back(AddOption("Add2", "AnimationNodeAdd2", 2));
add_options.push_back(AddOption("Add3", "AnimationNodeAdd3", 3));
add_options.push_back(AddOption("Blend2", "AnimationNodeBlend2", 2));
add_options.push_back(AddOption("Blend3", "AnimationNodeBlend3", 3));
add_options.push_back(AddOption("Sub2", "AnimationNodeSub2", 2));
add_options.push_back(AddOption("TimeSeek", "AnimationNodeTimeSeek", 1));
add_options.push_back(AddOption("TimeScale", "AnimationNodeTimeScale", 1));
add_options.push_back(AddOption("Transition", "AnimationNodeTransition"));
add_options.push_back(AddOption("BlendTree", "AnimationNodeBlendTree"));
add_options.push_back(AddOption("BlendSpace1D", "AnimationNodeBlendSpace1D"));
add_options.push_back(AddOption("BlendSpace2D", "AnimationNodeBlendSpace2D"));
add_options.push_back(AddOption("StateMachine", "AnimationNodeStateMachine"));
_update_options_menu();
error_panel = memnew(PanelContainer);
add_child(error_panel);
error_label = memnew(Label);
error_panel->add_child(error_label);
error_label->set_text("eh");
filter_dialog = memnew(AcceptDialog);
add_child(filter_dialog);
filter_dialog->set_title(TTR("Edit Filtered Tracks:"));
VBoxContainer *filter_vbox = memnew(VBoxContainer);
filter_dialog->add_child(filter_vbox);
filter_enabled = memnew(CheckBox);
filter_enabled->set_text(TTR("Enable Filtering"));
filter_enabled->connect("pressed", callable_mp(this, &AnimationNodeBlendTreeEditor::_filter_toggled));
filter_vbox->add_child(filter_enabled);
filters = memnew(Tree);
filter_vbox->add_child(filters);
filters->set_v_size_flags(SIZE_EXPAND_FILL);
filters->set_hide_root(true);
filters->connect("item_edited", callable_mp(this, &AnimationNodeBlendTreeEditor::_filter_edited));
open_file = memnew(EditorFileDialog);
add_child(open_file);
open_file->set_title(TTR("Open Animation Node"));
open_file->set_file_mode(EditorFileDialog::FILE_MODE_OPEN_FILE);
open_file->connect("file_selected", callable_mp(this, &AnimationNodeBlendTreeEditor::_file_opened));
}
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