552 lines
15 KiB
C++
552 lines
15 KiB
C++
/*************************************************************************/
|
|
/* skeleton.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* http://www.godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2017 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2017 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.h"
|
|
|
|
#include "message_queue.h"
|
|
|
|
#include "core/global_config.h"
|
|
#include "scene/resources/surface_tool.h"
|
|
|
|
bool Skeleton::_set(const StringName &p_path, const Variant &p_value) {
|
|
|
|
String path = p_path;
|
|
|
|
if (!path.begins_with("bones/"))
|
|
return false;
|
|
|
|
int which = path.get_slicec('/', 1).to_int();
|
|
String what = path.get_slicec('/', 2);
|
|
|
|
if (which == bones.size() && what == "name") {
|
|
|
|
add_bone(p_value);
|
|
return true;
|
|
}
|
|
|
|
ERR_FAIL_INDEX_V(which, bones.size(), false);
|
|
|
|
if (what == "parent")
|
|
set_bone_parent(which, p_value);
|
|
else if (what == "rest")
|
|
set_bone_rest(which, p_value);
|
|
else if (what == "enabled")
|
|
set_bone_enabled(which, p_value);
|
|
else if (what == "pose")
|
|
set_bone_pose(which, p_value);
|
|
else if (what == "bound_childs") {
|
|
Array children = p_value;
|
|
|
|
if (is_inside_tree()) {
|
|
bones[which].nodes_bound.clear();
|
|
|
|
for (int i = 0; i < children.size(); i++) {
|
|
|
|
NodePath path = children[i];
|
|
ERR_CONTINUE(path.operator String() == "");
|
|
Node *node = get_node(path);
|
|
ERR_CONTINUE(!node);
|
|
bind_child_node_to_bone(which, node);
|
|
}
|
|
}
|
|
} else {
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
bool Skeleton::_get(const StringName &p_name, Variant &r_ret) const {
|
|
|
|
String path = p_name;
|
|
|
|
if (!path.begins_with("bones/"))
|
|
return false;
|
|
|
|
int which = path.get_slicec('/', 1).to_int();
|
|
String what = path.get_slicec('/', 2);
|
|
|
|
ERR_FAIL_INDEX_V(which, bones.size(), false);
|
|
|
|
if (what == "name")
|
|
r_ret = get_bone_name(which);
|
|
else if (what == "parent")
|
|
r_ret = get_bone_parent(which);
|
|
else if (what == "rest")
|
|
r_ret = get_bone_rest(which);
|
|
else if (what == "enabled")
|
|
r_ret = is_bone_enabled(which);
|
|
else if (what == "pose")
|
|
r_ret = get_bone_pose(which);
|
|
else if (what == "bound_childs") {
|
|
Array children;
|
|
|
|
for (const List<uint32_t>::Element *E = bones[which].nodes_bound.front(); E; E = E->next()) {
|
|
|
|
Object *obj = ObjectDB::get_instance(E->get());
|
|
ERR_CONTINUE(!obj);
|
|
Node *node = obj->cast_to<Node>();
|
|
ERR_CONTINUE(!node);
|
|
NodePath path = get_path_to(node);
|
|
children.push_back(path);
|
|
}
|
|
|
|
r_ret = children;
|
|
} else
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
void Skeleton::_get_property_list(List<PropertyInfo> *p_list) const {
|
|
|
|
for (int i = 0; i < bones.size(); i++) {
|
|
|
|
String prep = "bones/" + itos(i) + "/";
|
|
p_list->push_back(PropertyInfo(Variant::STRING, prep + "name"));
|
|
p_list->push_back(PropertyInfo(Variant::INT, prep + "parent", PROPERTY_HINT_RANGE, "-1," + itos(i - 1) + ",1"));
|
|
p_list->push_back(PropertyInfo(Variant::TRANSFORM, prep + "rest"));
|
|
p_list->push_back(PropertyInfo(Variant::BOOL, prep + "enabled"));
|
|
p_list->push_back(PropertyInfo(Variant::TRANSFORM, prep + "pose", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_EDITOR));
|
|
p_list->push_back(PropertyInfo(Variant::ARRAY, prep + "bound_childs"));
|
|
}
|
|
}
|
|
|
|
void Skeleton::_notification(int p_what) {
|
|
|
|
switch (p_what) {
|
|
|
|
case NOTIFICATION_ENTER_WORLD: {
|
|
|
|
if (dirty) {
|
|
|
|
dirty = false;
|
|
_make_dirty(); // property make it dirty
|
|
}
|
|
|
|
} break;
|
|
case NOTIFICATION_EXIT_WORLD: {
|
|
|
|
} break;
|
|
case NOTIFICATION_UPDATE_SKELETON: {
|
|
|
|
VisualServer *vs = VisualServer::get_singleton();
|
|
Bone *bonesptr = &bones[0];
|
|
int len = bones.size();
|
|
|
|
vs->skeleton_allocate(skeleton, len); // if same size, nothin really happens
|
|
|
|
// pose changed, rebuild cache of inverses
|
|
if (rest_global_inverse_dirty) {
|
|
|
|
// calculate global rests and invert them
|
|
for (int i = 0; i < len; i++) {
|
|
Bone &b = bonesptr[i];
|
|
if (b.parent >= 0)
|
|
b.rest_global_inverse = bonesptr[b.parent].rest_global_inverse * b.rest;
|
|
else
|
|
b.rest_global_inverse = b.rest;
|
|
}
|
|
for (int i = 0; i < len; i++) {
|
|
Bone &b = bonesptr[i];
|
|
b.rest_global_inverse.affine_invert();
|
|
}
|
|
|
|
rest_global_inverse_dirty = false;
|
|
}
|
|
|
|
for (int i = 0; i < len; i++) {
|
|
|
|
Bone &b = bonesptr[i];
|
|
|
|
if (b.disable_rest) {
|
|
if (b.enabled) {
|
|
|
|
Transform pose = b.pose;
|
|
if (b.custom_pose_enable) {
|
|
|
|
pose = b.custom_pose * pose;
|
|
}
|
|
|
|
if (b.parent >= 0) {
|
|
|
|
b.pose_global = bonesptr[b.parent].pose_global * pose;
|
|
} else {
|
|
|
|
b.pose_global = pose;
|
|
}
|
|
} else {
|
|
|
|
if (b.parent >= 0) {
|
|
|
|
b.pose_global = bonesptr[b.parent].pose_global;
|
|
} else {
|
|
|
|
b.pose_global = Transform();
|
|
}
|
|
}
|
|
|
|
} else {
|
|
if (b.enabled) {
|
|
|
|
Transform pose = b.pose;
|
|
if (b.custom_pose_enable) {
|
|
|
|
pose = b.custom_pose * pose;
|
|
}
|
|
|
|
if (b.parent >= 0) {
|
|
|
|
b.pose_global = bonesptr[b.parent].pose_global * (b.rest * pose);
|
|
} else {
|
|
|
|
b.pose_global = b.rest * pose;
|
|
}
|
|
} else {
|
|
|
|
if (b.parent >= 0) {
|
|
|
|
b.pose_global = bonesptr[b.parent].pose_global * b.rest;
|
|
} else {
|
|
|
|
b.pose_global = b.rest;
|
|
}
|
|
}
|
|
}
|
|
|
|
vs->skeleton_bone_set_transform(skeleton, i, b.pose_global * b.rest_global_inverse);
|
|
|
|
for (List<uint32_t>::Element *E = b.nodes_bound.front(); E; E = E->next()) {
|
|
|
|
Object *obj = ObjectDB::get_instance(E->get());
|
|
ERR_CONTINUE(!obj);
|
|
Spatial *sp = obj->cast_to<Spatial>();
|
|
ERR_CONTINUE(!sp);
|
|
sp->set_transform(b.pose_global);
|
|
}
|
|
}
|
|
|
|
dirty = false;
|
|
} break;
|
|
}
|
|
}
|
|
|
|
Transform Skeleton::get_bone_transform(int p_bone) const {
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), Transform());
|
|
if (dirty)
|
|
const_cast<Skeleton *>(this)->notification(NOTIFICATION_UPDATE_SKELETON);
|
|
return bones[p_bone].pose_global * bones[p_bone].rest_global_inverse;
|
|
}
|
|
|
|
void Skeleton::set_bone_global_pose(int p_bone, const Transform &p_pose) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
if (bones[p_bone].parent == -1) {
|
|
|
|
set_bone_pose(p_bone, bones[p_bone].rest_global_inverse * p_pose); //fast
|
|
} else {
|
|
|
|
set_bone_pose(p_bone, bones[p_bone].rest.affine_inverse() * (get_bone_global_pose(bones[p_bone].parent).affine_inverse() * p_pose)); //slow
|
|
}
|
|
}
|
|
|
|
Transform Skeleton::get_bone_global_pose(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), Transform());
|
|
if (dirty)
|
|
const_cast<Skeleton *>(this)->notification(NOTIFICATION_UPDATE_SKELETON);
|
|
return bones[p_bone].pose_global;
|
|
}
|
|
|
|
RID Skeleton::get_skeleton() const {
|
|
|
|
return skeleton;
|
|
}
|
|
|
|
// skeleton creation api
|
|
void Skeleton::add_bone(const String &p_name) {
|
|
|
|
ERR_FAIL_COND(p_name == "" || p_name.find(":") != -1 || p_name.find("/") != -1);
|
|
|
|
for (int i = 0; i < bones.size(); i++) {
|
|
|
|
ERR_FAIL_COND(bones[i].name == "p_name");
|
|
}
|
|
|
|
Bone b;
|
|
b.name = p_name;
|
|
bones.push_back(b);
|
|
|
|
rest_global_inverse_dirty = true;
|
|
_make_dirty();
|
|
update_gizmo();
|
|
}
|
|
int Skeleton::find_bone(String p_name) const {
|
|
|
|
for (int i = 0; i < bones.size(); i++) {
|
|
|
|
if (bones[i].name == p_name)
|
|
return i;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
String Skeleton::get_bone_name(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), "");
|
|
|
|
return bones[p_bone].name;
|
|
}
|
|
|
|
int Skeleton::get_bone_count() const {
|
|
|
|
return bones.size();
|
|
}
|
|
|
|
void Skeleton::set_bone_parent(int p_bone, int p_parent) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
ERR_FAIL_COND(p_parent != -1 && (p_parent < 0 || p_parent >= p_bone));
|
|
|
|
bones[p_bone].parent = p_parent;
|
|
rest_global_inverse_dirty = true;
|
|
_make_dirty();
|
|
}
|
|
|
|
void Skeleton::unparent_bone_and_rest(int p_bone) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
int parent = bones[p_bone].parent;
|
|
while (parent >= 0) {
|
|
bones[p_bone].rest = bones[parent].rest * bones[p_bone].rest;
|
|
parent = bones[parent].parent;
|
|
}
|
|
|
|
bones[p_bone].parent = -1;
|
|
bones[p_bone].rest_global_inverse = bones[p_bone].rest.affine_inverse(); //same thing
|
|
|
|
_make_dirty();
|
|
}
|
|
|
|
void Skeleton::set_bone_disable_rest(int p_bone, bool p_disable) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
bones[p_bone].disable_rest = p_disable;
|
|
}
|
|
|
|
bool Skeleton::is_bone_rest_disabled(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), false);
|
|
return bones[p_bone].disable_rest;
|
|
}
|
|
|
|
int Skeleton::get_bone_parent(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), -1);
|
|
|
|
return bones[p_bone].parent;
|
|
}
|
|
|
|
void Skeleton::set_bone_rest(int p_bone, const Transform &p_rest) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
bones[p_bone].rest = p_rest;
|
|
rest_global_inverse_dirty = true;
|
|
_make_dirty();
|
|
}
|
|
Transform Skeleton::get_bone_rest(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), Transform());
|
|
|
|
return bones[p_bone].rest;
|
|
}
|
|
|
|
void Skeleton::set_bone_enabled(int p_bone, bool p_enabled) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
bones[p_bone].enabled = p_enabled;
|
|
rest_global_inverse_dirty = true;
|
|
_make_dirty();
|
|
}
|
|
bool Skeleton::is_bone_enabled(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), false);
|
|
return bones[p_bone].enabled;
|
|
}
|
|
|
|
void Skeleton::bind_child_node_to_bone(int p_bone, Node *p_node) {
|
|
|
|
ERR_FAIL_NULL(p_node);
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
uint32_t id = p_node->get_instance_ID();
|
|
|
|
for (List<uint32_t>::Element *E = bones[p_bone].nodes_bound.front(); E; E = E->next()) {
|
|
|
|
if (E->get() == id)
|
|
return; // already here
|
|
}
|
|
|
|
bones[p_bone].nodes_bound.push_back(id);
|
|
}
|
|
void Skeleton::unbind_child_node_from_bone(int p_bone, Node *p_node) {
|
|
|
|
ERR_FAIL_NULL(p_node);
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
uint32_t id = p_node->get_instance_ID();
|
|
bones[p_bone].nodes_bound.erase(id);
|
|
}
|
|
void Skeleton::get_bound_child_nodes_to_bone(int p_bone, List<Node *> *p_bound) const {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
|
|
for (const List<uint32_t>::Element *E = bones[p_bone].nodes_bound.front(); E; E = E->next()) {
|
|
|
|
Object *obj = ObjectDB::get_instance(E->get());
|
|
ERR_CONTINUE(!obj);
|
|
p_bound->push_back(obj->cast_to<Node>());
|
|
}
|
|
}
|
|
|
|
void Skeleton::clear_bones() {
|
|
|
|
bones.clear();
|
|
rest_global_inverse_dirty = true;
|
|
_make_dirty();
|
|
}
|
|
|
|
// posing api
|
|
|
|
void Skeleton::set_bone_pose(int p_bone, const Transform &p_pose) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
ERR_FAIL_COND(!is_inside_tree());
|
|
|
|
bones[p_bone].pose = p_pose;
|
|
_make_dirty();
|
|
}
|
|
Transform Skeleton::get_bone_pose(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), Transform());
|
|
return bones[p_bone].pose;
|
|
}
|
|
|
|
void Skeleton::set_bone_custom_pose(int p_bone, const Transform &p_custom_pose) {
|
|
|
|
ERR_FAIL_INDEX(p_bone, bones.size());
|
|
//ERR_FAIL_COND( !is_inside_scene() );
|
|
|
|
bones[p_bone].custom_pose_enable = (p_custom_pose != Transform());
|
|
bones[p_bone].custom_pose = p_custom_pose;
|
|
|
|
_make_dirty();
|
|
}
|
|
|
|
Transform Skeleton::get_bone_custom_pose(int p_bone) const {
|
|
|
|
ERR_FAIL_INDEX_V(p_bone, bones.size(), Transform());
|
|
return bones[p_bone].custom_pose;
|
|
}
|
|
|
|
void Skeleton::_make_dirty() {
|
|
|
|
if (dirty)
|
|
return;
|
|
|
|
if (!is_inside_tree()) {
|
|
dirty = true;
|
|
return;
|
|
}
|
|
MessageQueue::get_singleton()->push_notification(this, NOTIFICATION_UPDATE_SKELETON);
|
|
dirty = true;
|
|
}
|
|
|
|
void Skeleton::localize_rests() {
|
|
|
|
for (int i = bones.size() - 1; i >= 0; i--) {
|
|
|
|
if (bones[i].parent >= 0)
|
|
set_bone_rest(i, bones[bones[i].parent].rest.affine_inverse() * bones[i].rest);
|
|
}
|
|
}
|
|
|
|
void Skeleton::_bind_methods() {
|
|
|
|
ClassDB::bind_method(D_METHOD("add_bone", "name"), &Skeleton::add_bone);
|
|
ClassDB::bind_method(D_METHOD("find_bone", "name"), &Skeleton::find_bone);
|
|
ClassDB::bind_method(D_METHOD("get_bone_name", "bone_idx"), &Skeleton::get_bone_name);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_parent", "bone_idx"), &Skeleton::get_bone_parent);
|
|
ClassDB::bind_method(D_METHOD("set_bone_parent", "bone_idx", "parent_idx"), &Skeleton::set_bone_parent);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_count"), &Skeleton::get_bone_count);
|
|
|
|
ClassDB::bind_method(D_METHOD("unparent_bone_and_rest", "bone_idx"), &Skeleton::unparent_bone_and_rest);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_rest", "bone_idx"), &Skeleton::get_bone_rest);
|
|
ClassDB::bind_method(D_METHOD("set_bone_rest", "bone_idx", "rest"), &Skeleton::set_bone_rest);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_bone_disable_rest", "bone_idx", "disable"), &Skeleton::set_bone_disable_rest);
|
|
ClassDB::bind_method(D_METHOD("is_bone_rest_disabled", "bone_idx"), &Skeleton::is_bone_rest_disabled);
|
|
|
|
ClassDB::bind_method(D_METHOD("bind_child_node_to_bone", "bone_idx", "node:Node"), &Skeleton::bind_child_node_to_bone);
|
|
ClassDB::bind_method(D_METHOD("unbind_child_node_from_bone", "bone_idx", "node:Node"), &Skeleton::unbind_child_node_from_bone);
|
|
ClassDB::bind_method(D_METHOD("get_bound_child_nodes_to_bone", "bone_idx"), &Skeleton::_get_bound_child_nodes_to_bone);
|
|
|
|
ClassDB::bind_method(D_METHOD("clear_bones"), &Skeleton::clear_bones);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_pose", "bone_idx"), &Skeleton::get_bone_pose);
|
|
ClassDB::bind_method(D_METHOD("set_bone_pose", "bone_idx", "pose"), &Skeleton::set_bone_pose);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_bone_global_pose", "bone_idx", "pose"), &Skeleton::set_bone_global_pose);
|
|
ClassDB::bind_method(D_METHOD("get_bone_global_pose", "bone_idx"), &Skeleton::get_bone_global_pose);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_custom_pose", "bone_idx"), &Skeleton::get_bone_custom_pose);
|
|
ClassDB::bind_method(D_METHOD("set_bone_custom_pose", "bone_idx", "custom_pose"), &Skeleton::set_bone_custom_pose);
|
|
|
|
ClassDB::bind_method(D_METHOD("get_bone_transform", "bone_idx"), &Skeleton::get_bone_transform);
|
|
|
|
BIND_CONSTANT(NOTIFICATION_UPDATE_SKELETON);
|
|
}
|
|
|
|
Skeleton::Skeleton() {
|
|
|
|
rest_global_inverse_dirty = true;
|
|
dirty = false;
|
|
skeleton = VisualServer::get_singleton()->skeleton_create();
|
|
}
|
|
|
|
Skeleton::~Skeleton() {
|
|
|
|
VisualServer::get_singleton()->free(skeleton);
|
|
}
|