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pandemonium_engine/modules/skeleton_editor/skeleton_editor_plugin.cpp

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/*************************************************************************/
/* skeleton_editor_plugin.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* 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 "skeleton_editor_plugin.h"
#include "core/io/resource_saver.h"
#include "editor/editor_file_dialog.h"
#include "editor/editor_properties.h"
#include "editor/editor_scale.h"
#include "editor/plugins/animation_player_editor_plugin.h"
#include "editor/plugins/spatial_editor_plugin.h"
#include "scene/3d/collision_shape.h"
#include "scene/3d/mesh_instance.h"
#include "scene/3d/physics_body.h"
#include "scene/3d/physics_joint.h"
#include "scene/resources/capsule_shape.h"
#include "scene/resources/sphere_shape.h"
#define DISTANCE_DEFAULT 4
#define GIZMO_ARROW_SIZE 0.35
#define GIZMO_RING_HALF_WIDTH 0.1
#define GIZMO_SCALE_DEFAULT 0.15
#define GIZMO_PLANE_SIZE 0.2
#define GIZMO_PLANE_DST 0.3
#define GIZMO_CIRCLE_SIZE 1.1
#define GIZMO_SCALE_OFFSET (GIZMO_CIRCLE_SIZE + 0.3)
#define GIZMO_ARROW_OFFSET (GIZMO_CIRCLE_SIZE + 0.3)
#define ZOOM_MIN_DISTANCE 0.001
#define ZOOM_MULTIPLIER 1.08
#define ZOOM_INDICATOR_DELAY_S 1.5
#define FREELOOK_MIN_SPEED 0.01
#define FREELOOK_SPEED_MULTIPLIER 1.08
#define MIN_Z 0.01
#define MAX_Z 1000000.0
#define MIN_FOV 0.01
#define MAX_FOV 179
void ModuleBoneTransformEditor::create_editors() {
const Color section_color = get_color("prop_subsection", "Editor");
section = memnew(EditorInspectorSection);
section->setup("trf_properties", label, this, section_color, true);
add_child(section);
key_button = memnew(Button);
key_button->set_text(TTR("Key Transform"));
key_button->set_visible(keyable);
key_button->set_icon(get_icon("Key", "EditorIcons"));
key_button->set_flat(true);
section->get_vbox()->add_child(key_button);
enabled_checkbox = memnew(CheckBox(TTR("Pose Enabled")));
enabled_checkbox->set_flat(true);
enabled_checkbox->set_visible(toggle_enabled);
section->get_vbox()->add_child(enabled_checkbox);
Label *l1 = memnew(Label(TTR("Translation")));
section->get_vbox()->add_child(l1);
translation_grid = memnew(GridContainer());
translation_grid->set_columns(TRANSLATION_COMPONENTS);
section->get_vbox()->add_child(translation_grid);
Label *l2 = memnew(Label(TTR("Rotation Degrees")));
section->get_vbox()->add_child(l2);
rotation_grid = memnew(GridContainer());
rotation_grid->set_columns(ROTATION_DEGREES_COMPONENTS);
section->get_vbox()->add_child(rotation_grid);
Label *l3 = memnew(Label(TTR("Scale")));
section->get_vbox()->add_child(l3);
scale_grid = memnew(GridContainer());
scale_grid->set_columns(SCALE_COMPONENTS);
section->get_vbox()->add_child(scale_grid);
Label *l4 = memnew(Label(TTR("Transform")));
section->get_vbox()->add_child(l4);
transform_grid = memnew(GridContainer());
transform_grid->set_columns(TRANSFORM_CONTROL_COMPONENTS);
section->get_vbox()->add_child(transform_grid);
static const char *desc[TRANSFORM_COMPONENTS] = { "x", "y", "z", "x", "y", "z", "x", "y", "z", "x", "y", "z" };
float snap = EDITOR_GET("interface/inspector/default_float_step");
for (int i = 0; i < TRANSFORM_CONTROL_COMPONENTS; ++i) {
translation_slider[i] = memnew(EditorSpinSlider());
translation_slider[i]->set_label(desc[i]);
translation_slider[i]->set_step(snap);
setup_spinner(translation_slider[i], false);
translation_grid->add_child(translation_slider[i]);
rotation_slider[i] = memnew(EditorSpinSlider());
rotation_slider[i]->set_label(desc[i]);
rotation_slider[i]->set_step(snap);
setup_spinner(rotation_slider[i], false);
rotation_grid->add_child(rotation_slider[i]);
scale_slider[i] = memnew(EditorSpinSlider());
scale_slider[i]->set_label(desc[i]);
scale_slider[i]->set_step(snap);
setup_spinner(scale_slider[i], false);
scale_grid->add_child(scale_slider[i]);
}
for (int i = 0; i < TRANSFORM_COMPONENTS; ++i) {
transform_slider[i] = memnew(EditorSpinSlider());
transform_slider[i]->set_label(desc[i]);
transform_slider[i]->set_step(snap);
setup_spinner(transform_slider[i], true);
transform_grid->add_child(transform_slider[i]);
}
}
void ModuleBoneTransformEditor::setup_spinner(EditorSpinSlider *spinner, const bool is_transform_spinner) {
spinner->set_flat(true);
spinner->set_min(-10000);
spinner->set_max(10000);
spinner->set_hide_slider(true);
spinner->set_allow_greater(true);
spinner->set_allow_lesser(true);
spinner->set_h_size_flags(SIZE_EXPAND_FILL);
spinner->connect("value_changed", this, "_value_changed", varray(is_transform_spinner));
}
void ModuleBoneTransformEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
create_editors();
key_button->connect("pressed", this, "_key_button_pressed");
enabled_checkbox->connect("toggled", this, "_checkbox_toggled");
FALLTHROUGH;
}
case NOTIFICATION_THEME_CHANGED: {
const Color base = get_color("accent_color", "Editor");
const Color bg_color = get_color("property_color", "Editor");
const Color bg_lbl_color(bg_color.r, bg_color.g, bg_color.b, 0.5);
for (int i = 0; i < TRANSLATION_COMPONENTS; i++) {
Color c = base;
c.set_hsv(float(i % TRANSLATION_COMPONENTS) / TRANSLATION_COMPONENTS + 0.05, c.get_s() * 0.75, c.get_v());
if (!translation_slider[i]) {
continue;
}
translation_slider[i]->set_custom_label_color(true, c);
}
for (int i = 0; i < ROTATION_DEGREES_COMPONENTS; i++) {
Color c = base;
c.set_hsv(float(i % ROTATION_DEGREES_COMPONENTS) / ROTATION_DEGREES_COMPONENTS + 0.05, c.get_s() * 0.75, c.get_v());
if (!rotation_slider[i]) {
continue;
}
rotation_slider[i]->set_custom_label_color(true, c);
}
for (int i = 0; i < SCALE_COMPONENTS; i++) {
Color c = base;
c.set_hsv(float(i % SCALE_COMPONENTS) / SCALE_COMPONENTS + 0.05, c.get_s() * 0.75, c.get_v());
if (!scale_slider[i]) {
continue;
}
scale_slider[i]->set_custom_label_color(true, c);
}
for (int i = 0; i < TRANSFORM_COMPONENTS; i++) {
Color c = base;
c.set_hsv(float(i % TRANSFORM_COMPONENTS) / TRANSFORM_COMPONENTS + 0.05, c.get_s() * 0.75, c.get_v());
if (!transform_slider[i]) {
continue;
}
transform_slider[i]->set_custom_label_color(true, c);
}
break;
}
case NOTIFICATION_SORT_CHILDREN: {
const Ref<Font> font = get_font("font", "Tree");
Point2 buffer;
buffer.x += get_constant("inspector_margin", "Editor");
buffer.y += font->get_height();
buffer.y += get_constant("vseparation", "Tree");
const float vector_height = translation_grid->get_size().y;
const float transform_height = transform_grid->get_size().y;
const float button_height = key_button->get_size().y;
const float width = get_size().x - get_constant("inspector_margin", "Editor");
Vector<Rect2> input_rects;
if (keyable && section->get_vbox()->is_visible()) {
input_rects.push_back(Rect2(key_button->get_position() + buffer, Size2(width, button_height)));
} else {
input_rects.push_back(Rect2(0, 0, 0, 0));
}
if (section->get_vbox()->is_visible()) {
input_rects.push_back(Rect2(translation_grid->get_position() + buffer, Size2(width, vector_height)));
input_rects.push_back(Rect2(rotation_grid->get_position() + buffer, Size2(width, vector_height)));
input_rects.push_back(Rect2(scale_grid->get_position() + buffer, Size2(width, vector_height)));
input_rects.push_back(Rect2(transform_grid->get_position() + buffer, Size2(width, transform_height)));
} else {
const int32_t start = input_rects.size();
const int32_t empty_input_rect_elements = 4;
const int32_t end = start + empty_input_rect_elements;
for (int i = start; i < end; ++i) {
input_rects.push_back(Rect2(0, 0, 0, 0));
}
}
for (int32_t i = 0; i < input_rects.size(); i++) {
background_rects[i] = input_rects[i];
}
update();
break;
}
case NOTIFICATION_DRAW: {
const Color dark_color = get_color("dark_color_2", "Editor");
for (int i = 0; i < 5; ++i) {
draw_rect(background_rects[i], dark_color);
}
break;
}
}
}
void ModuleBoneTransformEditor::_value_changed(const double p_value, const bool p_from_transform) {
if (updating)
return;
if (property.get_slicec('/', 0) == "bones" && property.get_slicec('/', 2) == "custom_pose") {
const Transform tform = compute_transform(p_from_transform);
undo_redo->create_action(TTR("Set Custom Bone Pose Transform"), UndoRedo::MERGE_ENDS);
undo_redo->add_undo_method(skeleton, "set_bone_custom_pose", property.get_slicec('/', 1).to_int(), skeleton->get_bone_custom_pose(property.get_slicec('/', 1).to_int()));
undo_redo->add_do_method(skeleton, "set_bone_custom_pose", property.get_slicec('/', 1).to_int(), tform);
undo_redo->commit_action();
} else if (property.get_slicec('/', 0) == "bones") {
const Transform tform = compute_transform(p_from_transform);
undo_redo->create_action(TTR("Set Bone Transform"), UndoRedo::MERGE_ENDS);
undo_redo->add_undo_property(skeleton, property, skeleton->get(property));
undo_redo->add_do_property(skeleton, property, tform);
undo_redo->commit_action();
}
}
Transform ModuleBoneTransformEditor::compute_transform(const bool p_from_transform) const {
// Last modified was a raw transform column...
if (p_from_transform) {
Transform tform;
for (int i = 0; i < BASIS_COMPONENTS; ++i) {
tform.basis[i / BASIS_SPLIT_COMPONENTS][i % BASIS_SPLIT_COMPONENTS] = transform_slider[i]->get_value();
}
for (int i = 0; i < TRANSLATION_COMPONENTS; ++i) {
tform.origin[i] = transform_slider[i + BASIS_COMPONENTS]->get_value();
}
return tform;
}
return Transform(
Basis(Vector3(Math::deg2rad(rotation_slider[0]->get_value()), Math::deg2rad(rotation_slider[1]->get_value()), Math::deg2rad(rotation_slider[2]->get_value())),
Vector3(scale_slider[0]->get_value(), scale_slider[1]->get_value(), scale_slider[2]->get_value())),
Vector3(translation_slider[0]->get_value(), translation_slider[1]->get_value(), translation_slider[2]->get_value()));
}
void ModuleBoneTransformEditor::update_enabled_checkbox() {
if (property == "") {
return;
}
if (enabled_checkbox) {
const String path = "bones/" + property.get_slicec('/', 1) + "/enabled";
const bool is_enabled = skeleton->get(path);
enabled_checkbox->set_pressed(is_enabled);
}
}
void ModuleBoneTransformEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_value_changed", "value"), &ModuleBoneTransformEditor::_value_changed);
ClassDB::bind_method(D_METHOD("_key_button_pressed"), &ModuleBoneTransformEditor::_key_button_pressed);
ClassDB::bind_method(D_METHOD("_checkbox_toggled", "toggled"), &ModuleBoneTransformEditor::_checkbox_toggled);
}
void ModuleBoneTransformEditor::_update_properties() {
if (updating)
return;
if (skeleton == nullptr)
return;
updating = true;
Transform tform = skeleton->get(property);
_update_transform_properties(tform);
}
void ModuleBoneTransformEditor::_update_custom_pose_properties() {
if (updating)
return;
if (skeleton == nullptr)
return;
updating = true;
int idx = property.to_int();
if (idx == 0) {
return;
}
Transform tform = skeleton->get_bone_custom_pose(idx);
_update_transform_properties(tform);
}
void ModuleBoneTransformEditor::_update_transform_properties(Transform tform) {
Quat rot = tform.get_basis().orthonormalized();
Vector3 rot_rad = rot.get_euler();
Vector3 rot_degrees = Vector3(Math::rad2deg(rot_rad.x), Math::rad2deg(rot_rad.y), Math::rad2deg(rot_rad.z));
Vector3 tr = tform.get_origin();
Vector3 scale = tform.basis.get_scale();
for (int i = 0; i < TRANSLATION_COMPONENTS; i++) {
translation_slider[i]->set_value(tr[i]);
}
for (int i = 0; i < ROTATION_DEGREES_COMPONENTS; i++) {
rotation_slider[i]->set_value(rot_degrees[i]);
}
for (int i = 0; i < SCALE_COMPONENTS; i++) {
scale_slider[i]->set_value(scale[i]);
}
transform_slider[0]->set_value(tform.get_basis()[Vector3::AXIS_X].x);
transform_slider[1]->set_value(tform.get_basis()[Vector3::AXIS_Y].x);
transform_slider[2]->set_value(tform.get_basis()[Vector3::AXIS_Z].x);
transform_slider[3]->set_value(tform.get_basis()[Vector3::AXIS_X].y);
transform_slider[4]->set_value(tform.get_basis()[Vector3::AXIS_Y].y);
transform_slider[5]->set_value(tform.get_basis()[Vector3::AXIS_Z].y);
transform_slider[6]->set_value(tform.get_basis()[Vector3::AXIS_X].z);
transform_slider[7]->set_value(tform.get_basis()[Vector3::AXIS_Y].z);
transform_slider[8]->set_value(tform.get_basis()[Vector3::AXIS_Z].z);
for (int i = 0; i < TRANSLATION_COMPONENTS; i++) {
transform_slider[BASIS_COMPONENTS + i]->set_value(tform.get_origin()[i]);
}
update_enabled_checkbox();
updating = false;
}
ModuleBoneTransformEditor::ModuleBoneTransformEditor(Skeleton *p_skeleton) :
translation_slider(),
rotation_slider(),
scale_slider(),
transform_slider(),
skeleton(p_skeleton),
key_button(nullptr),
enabled_checkbox(nullptr),
keyable(false),
toggle_enabled(false),
updating(false) {
undo_redo = EditorNode::get_undo_redo();
}
void ModuleBoneTransformEditor::set_target(const String &p_prop) {
property = p_prop;
}
void ModuleBoneTransformEditor::set_keyable(const bool p_keyable) {
keyable = p_keyable;
if (key_button) {
key_button->set_visible(p_keyable);
}
}
void ModuleBoneTransformEditor::set_toggle_enabled(const bool p_enabled) {
toggle_enabled = p_enabled;
if (enabled_checkbox) {
enabled_checkbox->set_visible(p_enabled);
}
}
void ModuleBoneTransformEditor::_key_button_pressed() {
if (skeleton == nullptr)
return;
const BoneId bone_id = property.get_slicec('/', 1).to_int();
const String name = skeleton->get_bone_name(bone_id);
if (name.empty())
return;
// Need to normalize the basis before you key it
Transform tform = compute_transform(true);
tform.orthonormalize();
AnimationPlayerEditor::singleton->get_track_editor()->insert_transform_key(skeleton, name, tform);
}
void ModuleBoneTransformEditor::_checkbox_toggled(const bool p_toggled) {
if (enabled_checkbox) {
const String path = "bones/" + property.get_slicec('/', 1) + "/enabled";
skeleton->set(path, p_toggled);
}
}
void ModuleBoneTransformEditor::set_read_only(const bool p_read_only) {
for (int i = 0; i < TRANSLATION_COMPONENTS; i++) {
translation_slider[i]->set_read_only(p_read_only);
}
for (int i = 0; i < ROTATION_DEGREES_COMPONENTS; i++) {
rotation_slider[i]->set_read_only(p_read_only);
}
for (int i = 0; i < SCALE_COMPONENTS; i++) {
scale_slider[i]->set_read_only(p_read_only);
}
for (int i = 0; i < TRANSFORM_COMPONENTS; i++) {
transform_slider[i]->set_read_only(p_read_only);
}
}
void ModuleSkeletonEditor::set_keyable(const bool p_keyable) {
keyable = p_keyable;
options->get_popup()->set_item_disabled(MENU_OPTION_INSERT_KEYS, !p_keyable);
options->get_popup()->set_item_disabled(MENU_OPTION_INSERT_KEYS_EXISTED, !p_keyable);
};
void ModuleSkeletonEditor::_on_click_option(int p_option) {
if (!skeleton) {
return;
}
switch (p_option) {
case MENU_OPTION_INIT_POSE: {
init_pose();
} break;
case MENU_OPTION_INSERT_KEYS: {
insert_keys(true);
} break;
case MENU_OPTION_INSERT_KEYS_EXISTED: {
insert_keys(false);
} break;
case MENU_OPTION_POSE_TO_REST: {
pose_to_rest();
} break;
case MENU_OPTION_CREATE_PHYSICAL_SKELETON: {
create_physical_skeleton();
} break;
case MENU_OPTION_ADD_BONE: {
add_bone();
} break;
case MENU_OPTION_REMOVE_BONE: {
remove_bone();
} break;
case MENU_OPTION_RENAME_BONE: {
rename_bone();
} break;
}
}
void ModuleSkeletonEditor::init_pose() {
const int bone_len = skeleton->get_bone_count();
if (!bone_len) {
return;
}
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ur->create_action(TTR("Set Bone Transform"), UndoRedo::MERGE_ENDS);
for (int i = 0; i < bone_len; i++) {
ur->add_do_method(skeleton, "set_bone_pose", i, Transform());
ur->add_undo_method(skeleton, "set_bone_pose", i, skeleton->get_bone_pose(i));
}
ur->commit_action();
}
void ModuleSkeletonEditor::insert_keys(bool p_all_bones) {
if (skeleton == nullptr)
return;
int bone_len = skeleton->get_bone_count();
Node *root = EditorNode::get_singleton()->get_tree()->get_root();
String path = root->get_path_to(skeleton);
for (int i = 0; i < bone_len; i++) {
const String name = skeleton->get_bone_name(i);
if (name.empty())
continue;
if (!p_all_bones && !AnimationPlayerEditor::singleton->get_track_editor()->has_transform_key(skeleton, name)) {
continue;
}
// Need to normalize the basis before you key it
Transform tform = skeleton->get_bone_pose(i);
tform.orthonormalize();
AnimationPlayerEditor::singleton->get_track_editor()->insert_transform_key(skeleton, name, tform);
}
}
void ModuleSkeletonEditor::pose_to_rest() {
const int bone_len = skeleton->get_bone_count();
if (!bone_len) {
return;
}
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ur->create_action(TTR("Set Bone Transform"), UndoRedo::MERGE_ENDS);
for (int i = 0; i < bone_len; i++) {
ur->add_do_method(skeleton, "set_bone_pose", i, Transform());
ur->add_undo_method(skeleton, "set_bone_pose", i, skeleton->get_bone_pose(i));
ur->add_do_method(skeleton, "set_bone_custom_pose", i, Transform());
ur->add_undo_method(skeleton, "set_bone_custom_pose", i, skeleton->get_bone_custom_pose(i));
ur->add_do_method(skeleton, "set_bone_rest", i, skeleton->get_bone_rest(i) * skeleton->get_bone_custom_pose(i) * skeleton->get_bone_pose(i));
ur->add_undo_method(skeleton, "set_bone_rest", i, skeleton->get_bone_rest(i));
}
ur->commit_action();
}
void ModuleSkeletonEditor::create_physical_skeleton() {
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ERR_FAIL_COND(!get_tree());
Node *owner = skeleton == get_tree()->get_edited_scene_root() ? skeleton : skeleton->get_owner();
const int bc = skeleton->get_bone_count();
if (!bc) {
return;
}
Vector<BoneInfo> bones_infos;
bones_infos.resize(bc);
for (int bone_id = 0; bc > bone_id; ++bone_id) {
const int parent = skeleton->get_bone_parent(bone_id);
if (parent < 0) {
bones_infos.write[bone_id].relative_rest = skeleton->get_bone_rest(bone_id);
} else {
const int parent_parent = skeleton->get_bone_parent(parent);
bones_infos.write[bone_id].relative_rest = bones_infos[parent].relative_rest * skeleton->get_bone_rest(bone_id);
/// create physical bone on parent
if (!bones_infos[parent].physical_bone) {
bones_infos.write[parent].physical_bone = create_physical_bone(parent, bone_id, bones_infos);
ur->create_action(TTR("Create physical bones"));
ur->add_do_method(skeleton, "add_child", bones_infos[parent].physical_bone);
ur->add_do_reference(bones_infos[parent].physical_bone);
ur->add_undo_method(skeleton, "remove_child", bones_infos[parent].physical_bone);
ur->commit_action();
bones_infos[parent].physical_bone->set_bone_name(skeleton->get_bone_name(parent));
bones_infos[parent].physical_bone->set_owner(owner);
bones_infos[parent].physical_bone->get_child(0)->set_owner(owner); // set shape owner
/// Create joint between parent of parent
if (-1 != parent_parent) {
bones_infos[parent].physical_bone->set_joint_type(PhysicalBone::JOINT_TYPE_PIN);
}
}
}
}
}
PhysicalBone *ModuleSkeletonEditor::create_physical_bone(int bone_id, int bone_child_id, const Vector<BoneInfo> &bones_infos) {
real_t half_height(skeleton->get_bone_rest(bone_child_id).origin.length() * 0.5);
real_t radius(half_height * 0.2);
CapsuleShape *bone_shape_capsule = memnew(CapsuleShape);
bone_shape_capsule->set_height((half_height - radius) * 2);
bone_shape_capsule->set_radius(radius);
CollisionShape *bone_shape = memnew(CollisionShape);
bone_shape->set_shape(bone_shape_capsule);
Transform body_transform;
body_transform.origin = Vector3(0, 0, -half_height);
Transform joint_transform;
joint_transform.origin = Vector3(0, 0, half_height);
PhysicalBone *physical_bone = memnew(PhysicalBone);
physical_bone->add_child(bone_shape);
physical_bone->set_name("Physical Bone " + skeleton->get_bone_name(bone_id));
physical_bone->set_body_offset(body_transform);
physical_bone->set_joint_offset(joint_transform);
return physical_bone;
}
Variant ModuleSkeletonEditor::get_drag_data_fw(const Point2 &p_point, Control *p_from) {
TreeItem *selected = joint_tree->get_selected();
if (!selected)
return Variant();
Ref<Texture> icon = selected->get_icon(0);
VBoxContainer *vb = memnew(VBoxContainer);
HBoxContainer *hb = memnew(HBoxContainer);
TextureRect *tf = memnew(TextureRect);
tf->set_texture(icon);
tf->set_stretch_mode(TextureRect::STRETCH_KEEP_CENTERED);
hb->add_child(tf);
Label *label = memnew(Label(selected->get_text(0)));
hb->add_child(label);
vb->add_child(hb);
hb->set_modulate(Color(1, 1, 1, 1));
set_drag_preview(vb);
Dictionary drag_data;
drag_data["type"] = "nodes";
drag_data["node"] = selected;
return drag_data;
}
bool ModuleSkeletonEditor::can_drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) const {
TreeItem *target = joint_tree->get_item_at_position(p_point);
if (!target)
return false;
const String path = target->get_metadata(0);
if (!path.begins_with("bones/"))
return false;
TreeItem *selected = Object::cast_to<TreeItem>(Dictionary(p_data)["node"]);
if (target == selected)
return false;
const String path2 = target->get_metadata(0);
if (!path2.begins_with("bones/"))
return false;
return true;
}
void ModuleSkeletonEditor::drop_data_fw(const Point2 &p_point, const Variant &p_data, Control *p_from) {
if (!can_drop_data_fw(p_point, p_data, p_from))
return;
TreeItem *target = joint_tree->get_item_at_position(p_point);
TreeItem *selected = Object::cast_to<TreeItem>(Dictionary(p_data)["node"]);
const BoneId target_boneidx = String(target->get_metadata(0)).get_slicec('/', 1).to_int();
const BoneId selected_boneidx = String(selected->get_metadata(0)).get_slicec('/', 1).to_int();
move_skeleton_bone(skeleton->get_path(), selected_boneidx, target_boneidx);
}
void ModuleSkeletonEditor::move_skeleton_bone(NodePath p_skeleton_path, int32_t p_selected_boneidx, int32_t p_target_boneidx) {
Node *node = get_node_or_null(p_skeleton_path);
Skeleton *skeleton = Object::cast_to<Skeleton>(node);
ERR_FAIL_NULL(skeleton);
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ur->create_action(TTR("Set Bone Parentage"));
// If the target is a child of ourselves, we move only *us* and not our children
if (skeleton->is_bone_parent_of(p_target_boneidx, p_selected_boneidx)) {
const BoneId parent_idx = skeleton->get_bone_parent(p_selected_boneidx);
const int bone_count = skeleton->get_bone_count();
for (BoneId i = 0; i < bone_count; ++i) {
if (skeleton->get_bone_parent(i) == p_selected_boneidx) {
ur->add_undo_method(skeleton, "set_bone_parent", i, skeleton->get_bone_parent(i));
ur->add_do_method(skeleton, "set_bone_parent", i, parent_idx);
skeleton->set_bone_parent(i, parent_idx);
}
}
}
ur->add_undo_method(skeleton, "set_bone_parent", p_selected_boneidx, skeleton->get_bone_parent(p_selected_boneidx));
ur->add_do_method(skeleton, "set_bone_parent", p_selected_boneidx, p_target_boneidx);
skeleton->set_bone_parent(p_selected_boneidx, p_target_boneidx);
update_joint_tree();
ur->commit_action();
}
void ModuleSkeletonEditor::_update_spatial_transform_gizmo() {
SpatialEditor::get_singleton()->clear_externals();
if (skeleton->get_selected_bone() >= 0) {
SpatialEditor::get_singleton()->append_to_externals(skeleton->get_global_transform() * skeleton->get_bone_global_pose(skeleton->get_selected_bone()));
}
SpatialEditor::get_singleton()->update_transform_gizmo();
};
void ModuleSkeletonEditor::_joint_tree_selection_changed() {
TreeItem *selected = joint_tree->get_selected();
const String path = selected->get_metadata(0);
if (path.begins_with("bones/")) {
const int b_idx = path.get_slicec('/', 1).to_int();
const String bone_path = "bones/" + itos(b_idx) + "/";
pose_editor->set_target(bone_path + "pose");
rest_editor->set_target(bone_path + "rest");
custom_pose_editor->set_target(bone_path + "custom_pose");
pose_editor->set_visible(true);
rest_editor->set_visible(true);
custom_pose_editor->set_visible(true);
skeleton->set_selected_bone(b_idx);
}
_update_properties();
}
void ModuleSkeletonEditor::_joint_tree_rmb_select(const Vector2 &p_pos) {
skeleton->set_selected_bone(-1);
_update_spatial_transform_gizmo();
}
void ModuleSkeletonEditor::_update_properties() {
if (rest_editor)
rest_editor->_update_properties();
if (pose_editor)
pose_editor->_update_properties();
if (custom_pose_editor)
custom_pose_editor->_update_custom_pose_properties();
_update_spatial_transform_gizmo();
}
void ModuleSkeletonEditor::update_joint_tree() {
joint_tree->clear();
if (skeleton == nullptr)
return;
TreeItem *root = joint_tree->create_item();
Map<int, TreeItem *> items;
items.insert(-1, root);
const Vector<int> &joint_porder = skeleton->get_bone_process_order();
Ref<Texture> bone_icon = get_icon("Bone", "EditorIcons");
for (int i = 0; i < joint_porder.size(); ++i) {
const int b_idx = joint_porder[i];
const int p_idx = skeleton->get_bone_parent(b_idx);
TreeItem *p_item = items.find(p_idx)->get();
TreeItem *joint_item = joint_tree->create_item(p_item);
items.insert(b_idx, joint_item);
joint_item->set_text(0, skeleton->get_bone_name(b_idx));
joint_item->set_icon(0, bone_icon);
joint_item->set_selectable(0, true);
joint_item->set_metadata(0, "bones/" + itos(b_idx));
}
}
void ModuleSkeletonEditor::update_editors() {
}
void ModuleSkeletonEditor::create_editors() {
set_h_size_flags(SIZE_EXPAND_FILL);
add_constant_override("separation", 0);
set_focus_mode(FOCUS_ALL);
// Create Top Menu Bar
separators[0] = memnew(VSeparator);
separators[1] = memnew(VSeparator);
SpatialEditor::get_singleton()->add_control_to_menu_panel(separators[0]);
options = memnew(MenuButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(options);
options->set_text(TTR("Skeleton"));
options->set_icon(EditorNode::get_singleton()->get_gui_base()->get_icon("Skeleton", "EditorIcons"));
options->get_popup()->add_item(TTR("Init pose"), MENU_OPTION_INIT_POSE);
options->get_popup()->add_item(TTR("Insert key of all bone poses"), MENU_OPTION_INSERT_KEYS);
options->get_popup()->add_item(TTR("Insert key of bone poses already exist track"), MENU_OPTION_INSERT_KEYS_EXISTED);
options->get_popup()->add_item(TTR("Apply current pose to rest"), MENU_OPTION_POSE_TO_REST);
options->get_popup()->add_item(TTR("Create physical skeleton"), MENU_OPTION_CREATE_PHYSICAL_SKELETON);
options->get_popup()->add_item(TTR("Add bone"), MENU_OPTION_ADD_BONE);
options->get_popup()->add_item(TTR("Rename bone"), MENU_OPTION_RENAME_BONE);
options->get_popup()->add_item(TTR("Remove bone"), MENU_OPTION_REMOVE_BONE);
options->get_popup()->connect("id_pressed", this, "_on_click_option");
Vector<Variant> button_binds;
button_binds.resize(1);
tool_button[TOOL_MODE_BONE_SELECT] = memnew(ToolButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(tool_button[TOOL_MODE_BONE_SELECT]);
tool_button[TOOL_MODE_BONE_SELECT]->set_tooltip(TTR("Transform Bone Mode"));
tool_button[TOOL_MODE_BONE_SELECT]->set_toggle_mode(true);
tool_button[TOOL_MODE_BONE_SELECT]->set_flat(true);
button_binds.write[0] = MENU_TOOL_BONE_SELECT;
tool_button[TOOL_MODE_BONE_SELECT]->connect("pressed", this, "_menu_tool_item_pressed", button_binds);
tool_button[TOOL_MODE_BONE_MOVE] = memnew(ToolButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(tool_button[TOOL_MODE_BONE_MOVE]);
tool_button[TOOL_MODE_BONE_MOVE]->set_tooltip(TTR("Move Bone Mode"));
tool_button[TOOL_MODE_BONE_MOVE]->set_toggle_mode(true);
tool_button[TOOL_MODE_BONE_MOVE]->set_flat(true);
button_binds.write[0] = MENU_TOOL_BONE_MOVE;
tool_button[TOOL_MODE_BONE_MOVE]->connect("pressed", this, "_menu_tool_item_pressed", button_binds);
tool_button[TOOL_MODE_BONE_ROTATE] = memnew(ToolButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(tool_button[TOOL_MODE_BONE_ROTATE]);
tool_button[TOOL_MODE_BONE_ROTATE]->set_tooltip(TTR("Rotate Bone Mode"));
tool_button[TOOL_MODE_BONE_ROTATE]->set_toggle_mode(true);
tool_button[TOOL_MODE_BONE_ROTATE]->set_flat(true);
button_binds.write[0] = MENU_TOOL_BONE_ROTATE;
tool_button[TOOL_MODE_BONE_ROTATE]->connect("pressed", this, "_menu_tool_item_pressed", button_binds);
tool_button[TOOL_MODE_BONE_SCALE] = memnew(ToolButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(tool_button[TOOL_MODE_BONE_SCALE]);
tool_button[TOOL_MODE_BONE_SCALE]->set_tooltip(TTR("Scale Bone Mode"));
tool_button[TOOL_MODE_BONE_SCALE]->set_toggle_mode(true);
tool_button[TOOL_MODE_BONE_SCALE]->set_flat(true);
button_binds.write[0] = MENU_TOOL_BONE_SCALE;
tool_button[TOOL_MODE_BONE_SCALE]->connect("pressed", this, "_menu_tool_item_pressed", button_binds);
tool_button[TOOL_MODE_BONE_NONE] = memnew(ToolButton);
button_binds.write[0] = MENU_TOOL_BONE_NONE;
tool_button[TOOL_MODE_BONE_NONE]->connect("pressed", this, "_menu_tool_item_pressed", button_binds);
SpatialEditor::get_singleton()->connect("change_tool_mode", this, "_menu_tool_item_pressed", button_binds);
tool_mode = TOOL_MODE_BONE_NONE;
SpatialEditor::get_singleton()->add_control_to_menu_panel(separators[1]);
rest_mode_button = memnew(ToolButton);
SpatialEditor::get_singleton()->add_control_to_menu_panel(rest_mode_button);
rest_mode_button->set_tooltip(TTR("Rest Mode\nNote: Bone poses are disabled during Rest Mode."));
rest_mode_button->set_toggle_mode(true);
rest_mode_button->set_flat(true);
rest_mode_button->connect("toggled", this, "rest_mode_toggled");
rest_mode = false;
set_keyable(AnimationPlayerEditor::singleton->get_track_editor()->has_keying());
if (skeleton) {
skeleton->add_child(pointsm);
pointsm->set_skeleton_path(NodePath(""));
skeleton->connect("skeleton_updated", this, "_draw_handles");
}
const Color section_color = get_color("prop_subsection", "Editor");
EditorInspectorSection *bones_section = memnew(EditorInspectorSection);
bones_section->setup("bones", "Bones", skeleton, section_color, true);
add_child(bones_section);
bones_section->unfold();
ScrollContainer *s_con = memnew(ScrollContainer);
s_con->set_h_size_flags(SIZE_EXPAND_FILL);
s_con->set_custom_minimum_size(Size2(1, 350) * EDSCALE);
bones_section->get_vbox()->add_child(s_con);
joint_tree = memnew(Tree);
joint_tree->set_columns(1);
joint_tree->set_focus_mode(Control::FocusMode::FOCUS_NONE);
joint_tree->set_select_mode(Tree::SELECT_SINGLE);
joint_tree->set_hide_root(true);
joint_tree->set_v_size_flags(SIZE_EXPAND_FILL);
joint_tree->set_h_size_flags(SIZE_EXPAND_FILL);
joint_tree->set_allow_rmb_select(true);
joint_tree->set_drag_forwarding(this);
s_con->add_child(joint_tree);
pose_editor = memnew(ModuleBoneTransformEditor(skeleton));
pose_editor->set_label(TTR("Bone Pose"));
pose_editor->set_keyable(AnimationPlayerEditor::singleton->get_track_editor()->has_keying());
// pose_editor->set_toggle_enabled(true);
pose_editor->set_visible(false);
add_child(pose_editor);
rest_editor = memnew(ModuleBoneTransformEditor(skeleton));
rest_editor->set_label(TTR("Bone Rest"));
rest_editor->set_visible(false);
add_child(rest_editor);
custom_pose_editor = memnew(ModuleBoneTransformEditor(skeleton));
custom_pose_editor->set_label(TTR("Bone Custom Pose"));
custom_pose_editor->set_visible(false);
add_child(custom_pose_editor);
skeleton->set_selected_bone(-1);
}
void ModuleSkeletonEditor::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_READY: {
tool_button[TOOL_MODE_BONE_SELECT]->set_icon(get_icon("ToolBoneSelect", "EditorIcons"));
tool_button[TOOL_MODE_BONE_MOVE]->set_icon(get_icon("ToolBoneMove", "EditorIcons"));
tool_button[TOOL_MODE_BONE_ROTATE]->set_icon(get_icon("ToolBoneRotate", "EditorIcons"));
tool_button[TOOL_MODE_BONE_SCALE]->set_icon(get_icon("ToolBoneScale", "EditorIcons"));
rest_mode_button->set_icon(get_icon("ToolBoneRest", "EditorIcons"));
} break;
case NOTIFICATION_ENTER_TREE: {
create_editors();
update_joint_tree();
update_editors();
get_tree()->connect("node_removed", this, "_node_removed", Vector<Variant>(), Object::CONNECT_ONESHOT);
joint_tree->connect("item_selected", this, "_joint_tree_selection_changed");
joint_tree->connect("item_rmb_selected", this, "_joint_tree_rmb_select");
#ifdef TOOLS_ENABLED
skeleton->connect("skeleton_updated", this, "_update_properties");
#endif // TOOLS_ENABLED
break;
}
}
}
void ModuleSkeletonEditor::_node_removed(Node *p_node) {
if (skeleton && p_node == skeleton) {
skeleton = nullptr;
}
}
void ModuleSkeletonEditor::_bind_methods() {
ClassDB::bind_method(D_METHOD("_node_removed"), &ModuleSkeletonEditor::_node_removed);
ClassDB::bind_method(D_METHOD("_joint_tree_selection_changed"), &ModuleSkeletonEditor::_joint_tree_selection_changed);
ClassDB::bind_method(D_METHOD("_joint_tree_rmb_select"), &ModuleSkeletonEditor::_joint_tree_rmb_select);
ClassDB::bind_method(D_METHOD("_update_properties"), &ModuleSkeletonEditor::_update_properties);
ClassDB::bind_method(D_METHOD("_on_click_option"), &ModuleSkeletonEditor::_on_click_option);
ClassDB::bind_method(D_METHOD("_menu_tool_item_pressed"), &ModuleSkeletonEditor::_menu_tool_item_pressed);
ClassDB::bind_method(D_METHOD("rest_mode_toggled"), &ModuleSkeletonEditor::rest_mode_toggled);
ClassDB::bind_method(D_METHOD("set_rest_mode_toggled"), &ModuleSkeletonEditor::set_rest_mode_toggled);
ClassDB::bind_method(D_METHOD("get_drag_data_fw"), &ModuleSkeletonEditor::get_drag_data_fw);
ClassDB::bind_method(D_METHOD("can_drop_data_fw"), &ModuleSkeletonEditor::can_drop_data_fw);
ClassDB::bind_method(D_METHOD("drop_data_fw"), &ModuleSkeletonEditor::drop_data_fw);
ClassDB::bind_method(D_METHOD("move_skeleton_bone"), &ModuleSkeletonEditor::move_skeleton_bone);
ClassDB::bind_method(D_METHOD("_draw_handles"), &ModuleSkeletonEditor::_draw_handles);
_bind_tool_popup_methods();
}
void ModuleSkeletonEditor::_menu_tool_item_pressed(int p_option) {
if (p_option != TOOL_MODE_BONE_NONE && !SpatialEditor::get_singleton()->is_tool_external()) {
SpatialEditor::get_singleton()->set_tool_mode(SpatialEditor::TOOL_MODE_EXTERNAL);
}
for (int i = 0; i < TOOL_MODE_BONE_MAX; i++)
tool_button[i]->set_pressed(i == p_option);
tool_mode = (ToolMode)p_option;
if (skeleton) {
if (p_option == TOOL_MODE_BONE_NONE) {
_hide_handles();
} else {
_draw_handles();
if (skeleton->get_selected_bone() >= 0) {
SpatialEditor::get_singleton()->clear_externals();
SpatialEditor::get_singleton()->append_to_externals(skeleton->get_global_transform() * skeleton->get_bone_global_pose(skeleton->get_selected_bone()));
}
}
}
switch (p_option) {
case TOOL_MODE_BONE_SELECT: {
SpatialEditor::get_singleton()->set_external_tool_mode(SpatialEditor::EX_TOOL_MODE_SELECT);
} break;
case TOOL_MODE_BONE_MOVE: {
SpatialEditor::get_singleton()->set_external_tool_mode(SpatialEditor::EX_TOOL_MODE_MOVE);
} break;
case TOOL_MODE_BONE_ROTATE: {
SpatialEditor::get_singleton()->set_external_tool_mode(SpatialEditor::EX_TOOL_MODE_ROTATE);
} break;
case TOOL_MODE_BONE_SCALE: {
SpatialEditor::get_singleton()->set_external_tool_mode(SpatialEditor::EX_TOOL_MODE_SCALE);
} break;
case TOOL_MODE_BONE_NONE:
break;
}
_update_spatial_transform_gizmo();
}
void ModuleSkeletonEditor::rest_mode_toggled(const bool pressed) {
bool before_val = rest_mode;
// Prevent that bone pose will be undo during rest mode.
// However ModuleSkeletonEditor will be memdeleted,
// so it need to record in SpatialEditor with calling method in
// ModuleEditorInspectorPluginSkeleton and it will not be memdeleted.
UndoRedo *ur = SpatialEditor::get_singleton()->get_undo_redo();
ur->create_action(TTR("Toggled Rest Mode"));
set_rest_mode_toggled(pressed);
ur->add_undo_method(editor_plugin, "set_rest_mode_toggled", before_val);
ur->add_do_method(editor_plugin, "set_rest_mode_toggled", pressed);
ur->commit_action();
}
void ModuleSkeletonEditor::set_rest_mode_toggled(const bool pressed) {
rest_mode_button->disconnect("toggled", this, "rest_mode_toggled");
rest_mode_button->set_pressed(pressed);
rest_mode_button->connect("toggled", this, "rest_mode_toggled");
rest_mode = pressed;
const int bone_len = skeleton->get_bone_count();
for (int i = 0; i < bone_len; i++) {
skeleton->set_bone_enabled(i, !rest_mode);
}
if (pose_editor) {
pose_editor->set_read_only(rest_mode);
}
if (custom_pose_editor) {
custom_pose_editor->set_read_only(rest_mode);
}
set_keyable(AnimationPlayerEditor::singleton->get_track_editor()->has_keying() && !rest_mode);
}
ModuleSkeletonEditor::ModuleSkeletonEditor(ModuleEditorInspectorPluginSkeleton *e_plugin, EditorNode *p_editor, Skeleton *p_skeleton) :
editor(p_editor),
editor_plugin(e_plugin),
skeleton(p_skeleton) {
handle_material = Ref<ShaderMaterial>(memnew(ShaderMaterial));
handle_shader = Ref<Shader>(memnew(Shader));
handle_shader->set_code(" \
shader_type spatial; \
render_mode unshaded; \
uniform vec4 albedo : hint_color = vec4(1,1,1,1); \
uniform sampler2D texture_albedo : hint_albedo; \
uniform float point_size : hint_range(0,128) = 32; \
void vertex() { \
if (!OUTPUT_IS_SRGB) { \
COLOR.rgb = mix( pow((COLOR.rgb + vec3(0.055)) * (1.0 / (1.0 + 0.055)), vec3(2.4)), COLOR.rgb* (1.0 / 12.92), lessThan(COLOR.rgb,vec3(0.04045)) ); \
} \
POINT_SIZE=point_size; \
VERTEX = VERTEX; \
POSITION=PROJECTION_MATRIX*INV_CAMERA_MATRIX*WORLD_MATRIX*vec4(VERTEX.xyz,1.0); \
POSITION.z = mix(POSITION.z, -POSITION.w, 0.999); \
} \
void fragment() { \
vec4 albedo_tex = texture(texture_albedo,POINT_COORD); \
if (albedo.a * albedo_tex.a < 0.5) { discard; } \
vec3 col = albedo_tex.rgb + COLOR.rgb; \
col = vec3(min(col.r,1.0),min(col.g,1.0),min(col.b,1.0)); \
ALBEDO = albedo.rgb * col; \
} \
");
handle_material->set_shader(handle_shader);
// handle_material->set_flag(SpatialMaterial::FLAG_DISABLE_DEPTH_TEST, true);
handle_material->set_render_priority(SpatialMaterial::RENDER_PRIORITY_MIN);
// handle_material->set_flag(SpatialMaterial::FLAG_UNSHADED, true);
// handle_material->set_flag(SpatialMaterial::FLAG_USE_POINT_SIZE, true);
// handle_material->set_feature(SpatialMaterial::FEATURE_TRANSPARENT, true);
Ref<Texture> handle = editor->get_gui_base()->get_icon("EditorBoneHandle", "EditorIcons");
handle_material->set_shader_param("point_size", handle->get_width());
handle_material->set_shader_param("texture_albedo", handle);
//handle_material->set_texture(SpatialMaterial::TEXTURE_ALBEDO, handle);
pointsm = memnew(MeshInstance);
am.instance();
pointsm->set_mesh(am);
pointsm->set_transform(Transform(Basis(), Vector3(0, 0, 0.00001)));
create_bone_tool_popups();
}
ModuleSkeletonEditor::~ModuleSkeletonEditor() {
set_rest_mode_toggled(false);
SpatialEditor::get_singleton()->disconnect("change_tool_mode", this, "_menu_tool_item_pressed");
if (skeleton) {
pointsm->get_parent()->remove_child(pointsm);
skeleton->set_selected_bone(-1);
skeleton->disconnect("skeleton_updated", this, "_draw_handles");
memdelete(pointsm);
}
for (int i = 0; i < 2; i++) {
if (separators[i]) {
SpatialEditor::get_singleton()->remove_control_from_menu_panel(separators[i]);
memdelete(separators[i]);
}
}
if (options) {
SpatialEditor::get_singleton()->remove_control_from_menu_panel(options);
memdelete(options);
}
SpatialEditor::get_singleton()->remove_control_from_menu_panel(tool_button[TOOL_MODE_BONE_SELECT]);
SpatialEditor::get_singleton()->remove_control_from_menu_panel(tool_button[TOOL_MODE_BONE_MOVE]);
SpatialEditor::get_singleton()->remove_control_from_menu_panel(tool_button[TOOL_MODE_BONE_ROTATE]);
SpatialEditor::get_singleton()->remove_control_from_menu_panel(tool_button[TOOL_MODE_BONE_SCALE]);
for (int i = 0; i < TOOL_MODE_BONE_MAX; i++) {
if (tool_button[i]) {
memdelete(tool_button[i]);
}
}
SpatialEditor::get_singleton()->remove_control_from_menu_panel(rest_mode_button);
if (rest_mode_button) {
memdelete(rest_mode_button);
}
if (SpatialEditor::get_singleton()->is_tool_external()) {
SpatialEditor::get_singleton()->set_tool_mode(SpatialEditor::TOOL_MODE_SELECT);
SpatialEditor::get_singleton()->set_external_tool_mode(SpatialEditor::EX_TOOL_MODE_SELECT);
}
}
void ModuleSkeletonEditor::_hide_handles() {
if (!skeleton)
return;
pointsm->hide();
}
void ModuleSkeletonEditor::_draw_handles() {
if (!skeleton || tool_mode == TOOL_MODE_BONE_NONE)
return;
while (am->get_surface_count()) {
am->surface_remove(0);
}
pointsm->show();
Array a;
a.resize(Mesh::ARRAY_MAX);
PoolVector<Vector3> va;
PoolVector<Color> ca;
{
const int bone_len = skeleton->get_bone_count();
va.resize(bone_len);
ca.resize(bone_len);
PoolVector<Vector3>::Write vaw = va.write();
PoolVector<Color>::Write caw = ca.write();
for (int i = 0; i < bone_len; i++) {
Vector3 point = skeleton->get_bone_global_pose(i).origin;
vaw[i] = point;
Color c;
if (i == skeleton->get_selected_bone()) {
c = Color(1, 1, 0);
} else {
c = Color(0, 0, 1);
}
caw[i] = c;
}
}
a[Mesh::ARRAY_VERTEX] = va;
a[Mesh::ARRAY_COLOR] = ca;
am->add_surface_from_arrays(Mesh::PRIMITIVE_POINTS, a);
am->surface_set_material(0, handle_material);
}
bool ModuleSkeletonEditor::forward_spatial_gui_input(int p_index, Camera *p_camera, const Ref<InputEvent> &p_event) {
if (!skeleton || tool_mode == TOOL_MODE_BONE_NONE)
return false;
SpatialEditor *se = SpatialEditor::get_singleton();
SpatialEditorViewport *sev = se->get_editor_viewport(p_index);
Ref<InputEventMouseButton> mb = p_event;
if (mb.is_valid()) {
Transform gt = skeleton->get_global_transform();
Vector3 ray_from = p_camera->get_global_transform().origin;
Vector2 gpoint = mb->get_position();
real_t grab_threshold = 4 * EDSCALE;
switch (mb->get_button_index()) {
case BUTTON_LEFT: {
if (mb->is_pressed()) {
_edit.mouse_pos = mb->get_position();
_edit.snap = se->is_snap_enabled();
_edit.mode = SpatialEditorViewport::TRANSFORM_NONE;
// check gizmo
if (_gizmo_select(p_index, _edit.mouse_pos)) {
return true;
}
// select bone
int closest_idx = -1;
real_t closest_dist = 1e10;
const int bone_len = skeleton->get_bone_count();
for (int i = 0; i < bone_len; i++) {
Vector3 joint_pos_3d = gt.xform(skeleton->get_bone_global_pose(i).origin);
Vector2 joint_pos_2d = p_camera->unproject_position(joint_pos_3d);
real_t dist_3d = ray_from.distance_to(joint_pos_3d);
real_t dist_2d = gpoint.distance_to(joint_pos_2d);
if (dist_2d < grab_threshold && dist_3d < closest_dist) {
closest_dist = dist_3d;
closest_idx = i;
}
}
if (closest_idx >= 0) {
TreeItem *ti = joint_tree->get_item_with_text(skeleton->get_bone_name(closest_idx));
ti->select(0);
joint_tree->scroll_to_item(ti);
} else {
skeleton->set_selected_bone(-1);
joint_tree->deselect_all();
}
} else {
if (_edit.mode != SpatialEditorViewport::TRANSFORM_NONE) {
if (skeleton && (skeleton->get_selected_bone() >= 0)) {
UndoRedo *ur = EditorNode::get_singleton()->get_undo_redo();
ur->create_action(TTR("Set Bone Transform"), UndoRedo::MERGE_ENDS);
if (rest_mode) {
ur->add_do_method(skeleton, "set_bone_rest", skeleton->get_selected_bone(), skeleton->get_bone_rest(skeleton->get_selected_bone()));
ur->add_undo_method(skeleton, "set_bone_rest", skeleton->get_selected_bone(), original_local);
} else {
ur->add_do_method(skeleton, "set_bone_pose", skeleton->get_selected_bone(), skeleton->get_bone_pose(skeleton->get_selected_bone()));
ur->add_undo_method(skeleton, "set_bone_pose", skeleton->get_selected_bone(), original_local);
}
ur->commit_action();
_edit.mode = SpatialEditorViewport::TRANSFORM_NONE;
}
}
}
return true;
} break;
default:
break;
}
}
Ref<InputEventMouseMotion> mm = p_event;
if (mm.is_valid()) {
_edit.mouse_pos = mm->get_position();
if (!(mm->get_button_mask() & 1)) {
_gizmo_select(p_index, _edit.mouse_pos, true);
}
if (mm->get_button_mask() & BUTTON_MASK_LEFT) {
if (_edit.mode == SpatialEditorViewport::TRANSFORM_NONE)
return true;
Vector3 ray_pos = sev->get_ray_pos(mm->get_position());
Vector3 ray = sev->get_ray(mm->get_position());
float snap = EDITOR_GET("interface/inspector/default_float_step");
switch (_edit.mode) {
case SpatialEditorViewport::TRANSFORM_SCALE: {
Vector3 motion_mask;
Plane plane;
bool plane_mv = false;
switch (_edit.plane) {
case SpatialEditorViewport::TRANSFORM_VIEW:
motion_mask = Vector3(0, 0, 0);
plane = Plane(_edit.center, sev->get_camera_normal());
break;
case SpatialEditorViewport::TRANSFORM_X_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(0);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_Y_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(1);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_Z_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(2);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_YZ:
motion_mask = se->get_gizmo_transform().basis.get_axis(2) + se->get_gizmo_transform().basis.get_axis(1);
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(0));
plane_mv = true;
break;
case SpatialEditorViewport::TRANSFORM_XZ:
motion_mask = se->get_gizmo_transform().basis.get_axis(2) + se->get_gizmo_transform().basis.get_axis(0);
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(1));
plane_mv = true;
break;
case SpatialEditorViewport::TRANSFORM_XY:
motion_mask = se->get_gizmo_transform().basis.get_axis(0) + se->get_gizmo_transform().basis.get_axis(1);
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(2));
plane_mv = true;
break;
}
Vector3 intersection;
if (!plane.intersects_ray(ray_pos, ray, &intersection))
break;
Vector3 click;
if (!plane.intersects_ray(_edit.click_ray_pos, _edit.click_ray, &click))
break;
Vector3 motion = intersection - click;
if (_edit.plane != SpatialEditorViewport::TRANSFORM_VIEW) {
motion = motion_mask.dot(motion) * motion_mask;
} else {
float center_click_dist = click.distance_to(_edit.center);
float center_inters_dist = intersection.distance_to(_edit.center);
if (center_click_dist == 0)
break;
float scale = center_inters_dist - center_click_dist;
motion = Vector3(scale, scale, scale);
}
bool local_coords = (se->are_local_coords_enabled() && _edit.plane != SpatialEditorViewport::TRANSFORM_VIEW);
if (_edit.snap || se->is_snap_enabled()) {
snap = se->get_scale_snap() / 100;
}
Transform t;
if (local_coords) {
Basis g = original_global.basis;
motion = g.inverse().xform(motion);
if (_edit.snap || se->is_snap_enabled()) {
motion.snap(Vector3(snap, snap, snap));
}
Vector3 local_scale = original_local.basis.get_scale() * (motion + Vector3(1, 1, 1));
// Prevent scaling to 0 it would break the gizmo
Basis check = original_local.basis;
check.scale(local_scale);
if (check.determinant() != 0) {
t = original_local;
t.basis = t.basis.scaled_local(motion + Vector3(1, 1, 1));
}
} else {
if (_edit.snap || se->is_snap_enabled()) {
motion.snap(Vector3(snap, snap, snap));
}
t = original_local;
Transform r;
r.basis.scale(motion + Vector3(1, 1, 1));
Basis base = original_to_local.get_basis().orthonormalized().inverse();
t.basis = base * (r.get_basis() * (base.inverse() * original_local.get_basis()));
}
// Apply scale
if (rest_mode) {
skeleton->set_bone_rest(skeleton->get_selected_bone(), t);
} else {
skeleton->set_bone_pose(skeleton->get_selected_bone(), t);
}
sev->update_surface();
} break;
case SpatialEditorViewport::TRANSFORM_TRANSLATE: {
Vector3 motion_mask;
Plane plane;
bool plane_mv = false;
switch (_edit.plane) {
case SpatialEditorViewport::TRANSFORM_VIEW:
plane = Plane(_edit.center, sev->get_camera_normal());
break;
case SpatialEditorViewport::TRANSFORM_X_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(0);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_Y_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(1);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_Z_AXIS:
motion_mask = se->get_gizmo_transform().basis.get_axis(2);
plane = Plane(_edit.center, motion_mask.cross(motion_mask.cross(sev->get_camera_normal())).normalized());
break;
case SpatialEditorViewport::TRANSFORM_YZ:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(0));
plane_mv = true;
break;
case SpatialEditorViewport::TRANSFORM_XZ:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(1));
plane_mv = true;
break;
case SpatialEditorViewport::TRANSFORM_XY:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(2));
plane_mv = true;
break;
}
Vector3 intersection;
if (!plane.intersects_ray(ray_pos, ray, &intersection))
break;
Vector3 click;
if (!plane.intersects_ray(_edit.click_ray_pos, _edit.click_ray, &click))
break;
Vector3 motion = intersection - click;
if (_edit.plane != SpatialEditorViewport::TRANSFORM_VIEW) {
if (!plane_mv) {
motion = motion_mask.dot(motion) * motion_mask;
}
}
if (_edit.snap || se->is_snap_enabled()) {
snap = se->get_translate_snap();
}
motion = original_to_local.basis.inverse().xform(motion);
if (_edit.snap || se->is_snap_enabled()) {
motion.snap(Vector3(snap, snap, snap));
}
Transform t;
// Apply translation
t = original_local;
t.origin += motion;
if (rest_mode) {
skeleton->set_bone_rest(skeleton->get_selected_bone(), t);
} else {
skeleton->set_bone_pose(skeleton->get_selected_bone(), t);
}
sev->update_surface();
} break;
case SpatialEditorViewport::TRANSFORM_ROTATE: {
Plane plane;
Vector3 axis;
switch (_edit.plane) {
case SpatialEditorViewport::TRANSFORM_VIEW:
plane = Plane(_edit.center, sev->get_camera_normal());
break;
case SpatialEditorViewport::TRANSFORM_X_AXIS:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(0));
axis = Vector3(1, 0, 0);
break;
case SpatialEditorViewport::TRANSFORM_Y_AXIS:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(1));
axis = Vector3(0, 1, 0);
break;
case SpatialEditorViewport::TRANSFORM_Z_AXIS:
plane = Plane(_edit.center, se->get_gizmo_transform().basis.get_axis(2));
axis = Vector3(0, 0, 1);
break;
case SpatialEditorViewport::TRANSFORM_YZ:
case SpatialEditorViewport::TRANSFORM_XZ:
case SpatialEditorViewport::TRANSFORM_XY:
break;
}
Vector3 intersection;
if (!plane.intersects_ray(ray_pos, ray, &intersection))
break;
Vector3 click;
if (!plane.intersects_ray(_edit.click_ray_pos, _edit.click_ray, &click))
break;
Vector3 y_axis = (click - _edit.center).normalized();
Vector3 x_axis = plane.normal.cross(y_axis).normalized();
float angle = Math::atan2(x_axis.dot(intersection - _edit.center), y_axis.dot(intersection - _edit.center));
if (_edit.snap || se->is_snap_enabled()) {
snap = se->get_rotate_snap();
}
angle = Math::rad2deg(angle) + snap * 0.5; //else it won't reach +180
angle -= Math::fmod(angle, snap);
// set_message(vformat(TTR("Rotating %s degrees."), String::num(angle, snap_step_decimals)));
angle = Math::deg2rad(angle);
bool local_coords = (se->are_local_coords_enabled() && _edit.plane != SpatialEditorViewport::TRANSFORM_VIEW); // Disable local transformation for TRANSFORM_VIEW
Transform t;
if (local_coords) {
Basis rot = Basis(axis, angle);
t.basis = original_local.get_basis().orthonormalized() * rot;
t.basis = t.basis.scaled_local(original_local.basis.get_scale());
t.origin = original_local.origin;
} else {
Transform r;
Basis base = original_to_local.get_basis().orthonormalized().inverse();
r.basis.rotate(plane.normal, angle);
t.basis = base * r.get_basis() * base.inverse() * original_local.get_basis();
// t.basis = t.basis.scaled(original_local.basis.get_scale());
t.origin = original_local.origin;
}
// Apply rotation
if (rest_mode) {
skeleton->set_bone_rest(skeleton->get_selected_bone(), t);
} else {
skeleton->set_bone_pose(skeleton->get_selected_bone(), t);
}
sev->update_surface();
} break;
default: {
}
}
return true;
}
}
return false;
}
void ModuleSkeletonEditor::add_bone() {
_bone_add_dialog->popup_centered();
_bone_add_line_edit->set_text("");
_bone_add_line_edit->grab_focus();
}
void ModuleSkeletonEditor::_add_bone_callback() {
skeleton->add_bone(_bone_add_line_edit->get_text());
update_joint_tree();
}
void ModuleSkeletonEditor::remove_bone() {
if (skeleton->get_selected_bone() == -1) {
return;
}
_bone_remove_dialog->popup_centered();
}
void ModuleSkeletonEditor::_remove_bone_callback() {
if (skeleton->get_selected_bone() == -1) {
return;
}
skeleton->remove_bone(skeleton->get_selected_bone());
update_joint_tree();
}
void ModuleSkeletonEditor::rename_bone() {
if (skeleton->get_selected_bone() == -1) {
return;
}
_bone_rename_line_edit->set_text(skeleton->get_bone_name(skeleton->get_selected_bone()));
_bone_rename_dialog->popup_centered();
_bone_rename_line_edit->grab_focus();
}
void ModuleSkeletonEditor::_rename_bone_callback() {
if (skeleton->get_selected_bone() == -1) {
return;
}
skeleton->set_bone_name(skeleton->get_selected_bone(), _bone_rename_line_edit->get_text());
update_joint_tree();
}
void ModuleSkeletonEditor::create_bone_tool_popups() {
_bone_add_dialog = memnew(ConfirmationDialog);
_bone_add_dialog->set_title("Add bone");
_bone_add_dialog->connect("confirmed", this, "_add_bone_callback");
_bone_add_line_edit = memnew(LineEdit);
_bone_add_line_edit->set_placeholder("Name");
_bone_add_dialog->add_child(_bone_add_line_edit);
add_child(_bone_add_dialog);
_bone_rename_dialog = memnew(ConfirmationDialog);
_bone_rename_dialog->set_title("Rename bone");
_bone_rename_dialog->connect("confirmed", this, "_rename_bone_callback");
_bone_rename_line_edit = memnew(LineEdit);
_bone_rename_dialog->add_child(_bone_rename_line_edit);
add_child(_bone_rename_dialog);
_bone_remove_dialog = memnew(ConfirmationDialog);
_bone_remove_dialog->set_title("Remove");
_bone_remove_dialog->connect("confirmed", this, "_remove_bone_callback");
Label *rl = memnew(Label);
rl->set_text("Remove Bone?");
_bone_remove_dialog->add_child(rl);
add_child(_bone_remove_dialog);
}
void ModuleSkeletonEditor::_bind_tool_popup_methods() {
ClassDB::bind_method(D_METHOD("_add_bone_callback"), &ModuleSkeletonEditor::_add_bone_callback);
ClassDB::bind_method(D_METHOD("_remove_bone_callback"), &ModuleSkeletonEditor::_remove_bone_callback);
ClassDB::bind_method(D_METHOD("_rename_bone_callback"), &ModuleSkeletonEditor::_rename_bone_callback);
}
void ModuleEditorInspectorPluginSkeleton::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_rest_mode_toggled"), &ModuleEditorInspectorPluginSkeleton::set_rest_mode_toggled);
}
bool ModuleEditorInspectorPluginSkeleton::can_handle(Object *p_object) {
return Object::cast_to<Skeleton>(p_object) != nullptr;
}
void ModuleEditorInspectorPluginSkeleton::parse_begin(Object *p_object) {
Skeleton *skeleton = Object::cast_to<Skeleton>(p_object);
ERR_FAIL_COND(!skeleton);
skel_editor = memnew(ModuleSkeletonEditor(this, editor, skeleton));
add_custom_control(skel_editor);
}
void ModuleEditorInspectorPluginSkeleton::set_rest_mode_toggled(const bool p_pressed) {
if (SpatialEditor::get_singleton()->get_selected()->get_class() == "Skeleton" && skel_editor) {
skel_editor->set_rest_mode_toggled(p_pressed);
}
}
ModuleSkeletonEditorPlugin::ModuleSkeletonEditorPlugin(EditorNode *p_node) {
editor = p_node;
skeleton_plugin = memnew(ModuleEditorInspectorPluginSkeleton);
skeleton_plugin->editor = editor;
EditorInspector::add_inspector_plugin(skeleton_plugin);
}
bool ModuleSkeletonEditorPlugin::handles(Object *p_object) const {
return p_object->is_class("Skeleton");
}
void ModuleSkeletonEditor::_compute_edit(int p_index, const Point2 &p_point) {
SpatialEditor *se = SpatialEditor::get_singleton();
SpatialEditorViewport *sev = se->get_editor_viewport(p_index);
_edit.click_ray = sev->get_ray(Vector2(p_point.x, p_point.y));
_edit.click_ray_pos = sev->get_ray_pos(Vector2(p_point.x, p_point.y));
_edit.plane = SpatialEditorViewport::TRANSFORM_VIEW;
_update_spatial_transform_gizmo();
_edit.center = se->get_gizmo_transform().origin;
if (skeleton->get_selected_bone() != -1) {
original_global = skeleton->get_global_transform() * skeleton->get_bone_global_pose(skeleton->get_selected_bone());
if (rest_mode) {
original_local = skeleton->get_bone_rest(skeleton->get_selected_bone());
} else {
original_local = skeleton->get_bone_pose(skeleton->get_selected_bone());
}
original_to_local = skeleton->get_global_transform();
int parent_idx = skeleton->get_bone_parent(skeleton->get_selected_bone());
if (parent_idx >= 0) {
original_to_local = original_to_local * skeleton->get_bone_global_pose(parent_idx);
}
if (!rest_mode) {
original_to_local = original_to_local * skeleton->get_bone_rest(skeleton->get_selected_bone()) * skeleton->get_bone_custom_pose(skeleton->get_selected_bone());
}
}
}
bool ModuleSkeletonEditor::_gizmo_select(int p_index, const Vector2 &p_screenpos, bool p_highlight_only) {
SpatialEditor *se = SpatialEditor::get_singleton();
SpatialEditorViewport *sev = se->get_editor_viewport(p_index);
if (!se->is_gizmo_visible())
return false;
if (skeleton->get_selected_bone() == -1) {
if (p_highlight_only)
se->select_gizmo_highlight_axis(-1);
return false;
}
Vector3 ray_pos = sev->get_ray_pos(Vector2(p_screenpos.x, p_screenpos.y));
Vector3 ray = sev->get_ray(Vector2(p_screenpos.x, p_screenpos.y));
Transform gt = se->get_gizmo_transform();
float gs = sev->get_gizmo_scale();
if (se->get_external_tool_mode() == SpatialEditor::EX_TOOL_MODE_SELECT || se->get_external_tool_mode() == SpatialEditor::EX_TOOL_MODE_MOVE) {
int col_axis = -1;
float col_d = 1e20;
for (int i = 0; i < 3; i++) {
Vector3 grabber_pos = gt.origin + gt.basis.get_axis(i) * gs * (GIZMO_ARROW_OFFSET + (GIZMO_ARROW_SIZE * 0.5));
float grabber_radius = gs * GIZMO_ARROW_SIZE;
Vector3 r;
if (Geometry::segment_intersects_sphere(ray_pos, ray_pos + ray * MAX_Z, grabber_pos, grabber_radius, &r)) {
float d = r.distance_to(ray_pos);
if (d < col_d) {
col_d = d;
col_axis = i;
}
}
}
bool is_plane_translate = false;
// plane select
if (col_axis == -1) {
col_d = 1e20;
for (int i = 0; i < 3; i++) {
Vector3 ivec2 = gt.basis.get_axis((i + 1) % 3).normalized();
Vector3 ivec3 = gt.basis.get_axis((i + 2) % 3).normalized();
Vector3 grabber_pos = gt.origin + (ivec2 + ivec3) * gs * (GIZMO_PLANE_SIZE + GIZMO_PLANE_DST);
Vector3 r;
Plane plane(gt.origin, gt.basis.get_axis(i).normalized());
if (plane.intersects_ray(ray_pos, ray, &r)) {
float dist = r.distance_to(grabber_pos);
if (dist < (gs * GIZMO_PLANE_SIZE)) {
float d = ray_pos.distance_to(r);
if (d < col_d) {
col_d = d;
col_axis = i;
is_plane_translate = true;
}
}
}
}
}
if (col_axis != -1) {
if (p_highlight_only) {
se->select_gizmo_highlight_axis(col_axis + (is_plane_translate ? 6 : 0));
} else {
//handle plane translate
_edit.mode = SpatialEditorViewport::TRANSFORM_TRANSLATE;
_compute_edit(p_index, Point2(p_screenpos.x, p_screenpos.y));
_edit.plane = SpatialEditorViewport::TransformPlane(SpatialEditorViewport::TRANSFORM_X_AXIS + col_axis + (is_plane_translate ? 3 : 0));
}
return true;
}
}
if (se->get_external_tool_mode() == SpatialEditor::EX_TOOL_MODE_SELECT || se->get_external_tool_mode() == SpatialEditor::EX_TOOL_MODE_ROTATE) {
int col_axis = -1;
float col_d = 1e20;
for (int i = 0; i < 3; i++) {
Plane plane(gt.origin, gt.basis.get_axis(i).normalized());
Vector3 r;
if (!plane.intersects_ray(ray_pos, ray, &r))
continue;
float dist = r.distance_to(gt.origin);
if (dist > gs * (GIZMO_CIRCLE_SIZE - GIZMO_RING_HALF_WIDTH) && dist < gs * (GIZMO_CIRCLE_SIZE + GIZMO_RING_HALF_WIDTH)) {
float d = ray_pos.distance_to(r);
if (d < col_d) {
col_d = d;
col_axis = i;
}
}
}
if (col_axis != -1) {
if (p_highlight_only) {
se->select_gizmo_highlight_axis(col_axis + 3);
} else {
//handle rotate
_edit.mode = SpatialEditorViewport::TRANSFORM_ROTATE;
_compute_edit(p_index, Point2(p_screenpos.x, p_screenpos.y));
_edit.plane = SpatialEditorViewport::TransformPlane(SpatialEditorViewport::TRANSFORM_X_AXIS + col_axis);
}
return true;
}
}
if (se->get_external_tool_mode() == SpatialEditor::EX_TOOL_MODE_SCALE) {
int col_axis = -1;
float col_d = 1e20;
for (int i = 0; i < 3; i++) {
Vector3 grabber_pos = gt.origin + gt.basis.get_axis(i) * gs * GIZMO_SCALE_OFFSET;
float grabber_radius = gs * GIZMO_ARROW_SIZE;
Vector3 r;
if (Geometry::segment_intersects_sphere(ray_pos, ray_pos + ray * MAX_Z, grabber_pos, grabber_radius, &r)) {
float d = r.distance_to(ray_pos);
if (d < col_d) {
col_d = d;
col_axis = i;
}
}
}
bool is_plane_scale = false;
// plane select
if (col_axis == -1) {
col_d = 1e20;
for (int i = 0; i < 3; i++) {
Vector3 ivec2 = gt.basis.get_axis((i + 1) % 3).normalized();
Vector3 ivec3 = gt.basis.get_axis((i + 2) % 3).normalized();
Vector3 grabber_pos = gt.origin + (ivec2 + ivec3) * gs * (GIZMO_PLANE_SIZE + GIZMO_PLANE_DST);
Vector3 r;
Plane plane(gt.origin, gt.basis.get_axis(i).normalized());
if (plane.intersects_ray(ray_pos, ray, &r)) {
float dist = r.distance_to(grabber_pos);
if (dist < (gs * GIZMO_PLANE_SIZE)) {
float d = ray_pos.distance_to(r);
if (d < col_d) {
col_d = d;
col_axis = i;
is_plane_scale = true;
}
}
}
}
}
if (col_axis != -1) {
if (p_highlight_only) {
se->select_gizmo_highlight_axis(col_axis + (is_plane_scale ? 12 : 9));
} else {
//handle scale
_edit.mode = SpatialEditorViewport::TRANSFORM_SCALE;
_compute_edit(p_index, Point2(p_screenpos.x, p_screenpos.y));
_edit.plane = SpatialEditorViewport::TransformPlane(SpatialEditorViewport::TRANSFORM_X_AXIS + col_axis + (is_plane_scale ? 3 : 0));
}
return true;
}
}
if (p_highlight_only)
se->select_gizmo_highlight_axis(-1);
return false;
}
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