mirror of
https://github.com/godotengine/godot.git
synced 2024-12-15 10:12:40 +08:00
298 lines
12 KiB
C++
298 lines
12 KiB
C++
/*************************************************************************/
|
|
/* skeleton_modification_2d_physicalbones.cpp */
|
|
/*************************************************************************/
|
|
/* This file is part of: */
|
|
/* GODOT ENGINE */
|
|
/* https://godotengine.org */
|
|
/*************************************************************************/
|
|
/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
|
|
/* Copyright (c) 2014-2022 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_modification_2d_physicalbones.h"
|
|
#include "scene/2d/physical_bone_2d.h"
|
|
#include "scene/2d/skeleton_2d.h"
|
|
|
|
bool SkeletonModification2DPhysicalBones::_set(const StringName &p_path, const Variant &p_value) {
|
|
String path = p_path;
|
|
|
|
#ifdef TOOLS_ENABLED
|
|
// Exposes a way to fetch the PhysicalBone2D nodes from the Godot editor.
|
|
if (is_setup) {
|
|
if (Engine::get_singleton()->is_editor_hint()) {
|
|
if (path.begins_with("fetch_bones")) {
|
|
fetch_physical_bones();
|
|
notify_property_list_changed();
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
#endif //TOOLS_ENABLED
|
|
|
|
if (path.begins_with("joint_")) {
|
|
int which = path.get_slicec('_', 1).to_int();
|
|
String what = path.get_slicec('_', 2);
|
|
ERR_FAIL_INDEX_V(which, physical_bone_chain.size(), false);
|
|
|
|
if (what == "nodepath") {
|
|
set_physical_bone_node(which, p_value);
|
|
}
|
|
return true;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
bool SkeletonModification2DPhysicalBones::_get(const StringName &p_path, Variant &r_ret) const {
|
|
String path = p_path;
|
|
|
|
#ifdef TOOLS_ENABLED
|
|
if (Engine::get_singleton()->is_editor_hint()) {
|
|
if (path.begins_with("fetch_bones")) {
|
|
return true; // Do nothing!
|
|
}
|
|
}
|
|
#endif //TOOLS_ENABLED
|
|
|
|
if (path.begins_with("joint_")) {
|
|
int which = path.get_slicec('_', 1).to_int();
|
|
String what = path.get_slicec('_', 2);
|
|
ERR_FAIL_INDEX_V(which, physical_bone_chain.size(), false);
|
|
|
|
if (what == "nodepath") {
|
|
r_ret = get_physical_bone_node(which);
|
|
}
|
|
return true;
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_get_property_list(List<PropertyInfo> *p_list) const {
|
|
#ifdef TOOLS_ENABLED
|
|
if (Engine::get_singleton()->is_editor_hint()) {
|
|
p_list->push_back(PropertyInfo(Variant::BOOL, "fetch_bones", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_DEFAULT));
|
|
}
|
|
#endif //TOOLS_ENABLED
|
|
|
|
for (int i = 0; i < physical_bone_chain.size(); i++) {
|
|
String base_string = "joint_" + itos(i) + "_";
|
|
|
|
p_list->push_back(PropertyInfo(Variant::NODE_PATH, base_string + "nodepath", PROPERTY_HINT_NODE_PATH_VALID_TYPES, "PhysicalBone2D", PROPERTY_USAGE_DEFAULT));
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_execute(float p_delta) {
|
|
ERR_FAIL_COND_MSG(!stack || !is_setup || stack->skeleton == nullptr,
|
|
"Modification is not setup and therefore cannot execute!");
|
|
if (!enabled) {
|
|
return;
|
|
}
|
|
|
|
if (_simulation_state_dirty) {
|
|
_update_simulation_state();
|
|
}
|
|
|
|
for (int i = 0; i < physical_bone_chain.size(); i++) {
|
|
PhysicalBone_Data2D bone_data = physical_bone_chain[i];
|
|
if (bone_data.physical_bone_node_cache.is_null()) {
|
|
WARN_PRINT_ONCE("PhysicalBone2D cache " + itos(i) + " is out of date. Attempting to update...");
|
|
_physical_bone_update_cache(i);
|
|
continue;
|
|
}
|
|
|
|
PhysicalBone2D *physical_bone = Object::cast_to<PhysicalBone2D>(ObjectDB::get_instance(bone_data.physical_bone_node_cache));
|
|
if (!physical_bone) {
|
|
ERR_PRINT_ONCE("PhysicalBone2D not found at index " + itos(i) + "!");
|
|
return;
|
|
}
|
|
if (physical_bone->get_bone2d_index() < 0 || physical_bone->get_bone2d_index() > stack->skeleton->get_bone_count()) {
|
|
ERR_PRINT_ONCE("PhysicalBone2D at index " + itos(i) + " has invalid Bone2D!");
|
|
return;
|
|
}
|
|
Bone2D *bone_2d = stack->skeleton->get_bone(physical_bone->get_bone2d_index());
|
|
|
|
if (physical_bone->get_simulate_physics() && !physical_bone->get_follow_bone_when_simulating()) {
|
|
bone_2d->set_global_transform(physical_bone->get_global_transform());
|
|
stack->skeleton->set_bone_local_pose_override(physical_bone->get_bone2d_index(), bone_2d->get_transform(), stack->strength, true);
|
|
}
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_setup_modification(SkeletonModificationStack2D *p_stack) {
|
|
stack = p_stack;
|
|
|
|
if (stack) {
|
|
is_setup = true;
|
|
|
|
if (stack->skeleton) {
|
|
for (int i = 0; i < physical_bone_chain.size(); i++) {
|
|
_physical_bone_update_cache(i);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_physical_bone_update_cache(int p_joint_idx) {
|
|
ERR_FAIL_INDEX_MSG(p_joint_idx, physical_bone_chain.size(), "Cannot update PhysicalBone2D cache: joint index out of range!");
|
|
if (!is_setup || !stack) {
|
|
if (!stack) {
|
|
ERR_PRINT_ONCE("Cannot update PhysicalBone2D cache: modification is not properly setup!");
|
|
}
|
|
return;
|
|
}
|
|
|
|
physical_bone_chain.write[p_joint_idx].physical_bone_node_cache = ObjectID();
|
|
if (stack->skeleton) {
|
|
if (stack->skeleton->is_inside_tree()) {
|
|
if (stack->skeleton->has_node(physical_bone_chain[p_joint_idx].physical_bone_node)) {
|
|
Node *node = stack->skeleton->get_node(physical_bone_chain[p_joint_idx].physical_bone_node);
|
|
ERR_FAIL_COND_MSG(!node || stack->skeleton == node,
|
|
"Cannot update Physical Bone2D " + itos(p_joint_idx) + " cache: node is this modification's skeleton or cannot be found!");
|
|
ERR_FAIL_COND_MSG(!node->is_inside_tree(),
|
|
"Cannot update Physical Bone2D " + itos(p_joint_idx) + " cache: node is not in scene tree!");
|
|
physical_bone_chain.write[p_joint_idx].physical_bone_node_cache = node->get_instance_id();
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
int SkeletonModification2DPhysicalBones::get_physical_bone_chain_length() {
|
|
return physical_bone_chain.size();
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::set_physical_bone_chain_length(int p_length) {
|
|
ERR_FAIL_COND(p_length < 0);
|
|
physical_bone_chain.resize(p_length);
|
|
notify_property_list_changed();
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::fetch_physical_bones() {
|
|
ERR_FAIL_COND_MSG(!stack, "No modification stack found! Cannot fetch physical bones!");
|
|
ERR_FAIL_COND_MSG(!stack->skeleton, "No skeleton found! Cannot fetch physical bones!");
|
|
|
|
physical_bone_chain.clear();
|
|
|
|
List<Node *> node_queue = List<Node *>();
|
|
node_queue.push_back(stack->skeleton);
|
|
|
|
while (node_queue.size() > 0) {
|
|
Node *node_to_process = node_queue[0];
|
|
node_queue.pop_front();
|
|
|
|
if (node_to_process != nullptr) {
|
|
PhysicalBone2D *potential_bone = Object::cast_to<PhysicalBone2D>(node_to_process);
|
|
if (potential_bone) {
|
|
PhysicalBone_Data2D new_data = PhysicalBone_Data2D();
|
|
new_data.physical_bone_node = stack->skeleton->get_path_to(potential_bone);
|
|
new_data.physical_bone_node_cache = potential_bone->get_instance_id();
|
|
physical_bone_chain.push_back(new_data);
|
|
}
|
|
for (int i = 0; i < node_to_process->get_child_count(); i++) {
|
|
node_queue.push_back(node_to_process->get_child(i));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::start_simulation(const TypedArray<StringName> &p_bones) {
|
|
_simulation_state_dirty = true;
|
|
_simulation_state_dirty_names = p_bones;
|
|
_simulation_state_dirty_process = true;
|
|
|
|
if (is_setup) {
|
|
_update_simulation_state();
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::stop_simulation(const TypedArray<StringName> &p_bones) {
|
|
_simulation_state_dirty = true;
|
|
_simulation_state_dirty_names = p_bones;
|
|
_simulation_state_dirty_process = false;
|
|
|
|
if (is_setup) {
|
|
_update_simulation_state();
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_update_simulation_state() {
|
|
if (!_simulation_state_dirty) {
|
|
return;
|
|
}
|
|
_simulation_state_dirty = false;
|
|
|
|
if (_simulation_state_dirty_names.size() <= 0) {
|
|
for (int i = 0; i < physical_bone_chain.size(); i++) {
|
|
PhysicalBone2D *physical_bone = Object::cast_to<PhysicalBone2D>(stack->skeleton->get_node(physical_bone_chain[i].physical_bone_node));
|
|
if (!physical_bone) {
|
|
continue;
|
|
}
|
|
|
|
physical_bone->set_simulate_physics(_simulation_state_dirty_process);
|
|
}
|
|
} else {
|
|
for (int i = 0; i < physical_bone_chain.size(); i++) {
|
|
PhysicalBone2D *physical_bone = Object::cast_to<PhysicalBone2D>(ObjectDB::get_instance(physical_bone_chain[i].physical_bone_node_cache));
|
|
if (!physical_bone) {
|
|
continue;
|
|
}
|
|
if (_simulation_state_dirty_names.has(physical_bone->get_name())) {
|
|
physical_bone->set_simulate_physics(_simulation_state_dirty_process);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::set_physical_bone_node(int p_joint_idx, const NodePath &p_nodepath) {
|
|
ERR_FAIL_INDEX_MSG(p_joint_idx, physical_bone_chain.size(), "Joint index out of range!");
|
|
physical_bone_chain.write[p_joint_idx].physical_bone_node = p_nodepath;
|
|
_physical_bone_update_cache(p_joint_idx);
|
|
}
|
|
|
|
NodePath SkeletonModification2DPhysicalBones::get_physical_bone_node(int p_joint_idx) const {
|
|
ERR_FAIL_INDEX_V_MSG(p_joint_idx, physical_bone_chain.size(), NodePath(), "Joint index out of range!");
|
|
return physical_bone_chain[p_joint_idx].physical_bone_node;
|
|
}
|
|
|
|
void SkeletonModification2DPhysicalBones::_bind_methods() {
|
|
ClassDB::bind_method(D_METHOD("set_physical_bone_chain_length", "length"), &SkeletonModification2DPhysicalBones::set_physical_bone_chain_length);
|
|
ClassDB::bind_method(D_METHOD("get_physical_bone_chain_length"), &SkeletonModification2DPhysicalBones::get_physical_bone_chain_length);
|
|
|
|
ClassDB::bind_method(D_METHOD("set_physical_bone_node", "joint_idx", "physicalbone2d_node"), &SkeletonModification2DPhysicalBones::set_physical_bone_node);
|
|
ClassDB::bind_method(D_METHOD("get_physical_bone_node", "joint_idx"), &SkeletonModification2DPhysicalBones::get_physical_bone_node);
|
|
|
|
ClassDB::bind_method(D_METHOD("fetch_physical_bones"), &SkeletonModification2DPhysicalBones::fetch_physical_bones);
|
|
ClassDB::bind_method(D_METHOD("start_simulation", "bones"), &SkeletonModification2DPhysicalBones::start_simulation, DEFVAL(Array()));
|
|
ClassDB::bind_method(D_METHOD("stop_simulation", "bones"), &SkeletonModification2DPhysicalBones::stop_simulation, DEFVAL(Array()));
|
|
|
|
ADD_PROPERTY(PropertyInfo(Variant::INT, "physical_bone_chain_length", PROPERTY_HINT_RANGE, "0,100,1"), "set_physical_bone_chain_length", "get_physical_bone_chain_length");
|
|
}
|
|
|
|
SkeletonModification2DPhysicalBones::SkeletonModification2DPhysicalBones() {
|
|
stack = nullptr;
|
|
is_setup = false;
|
|
physical_bone_chain = Vector<PhysicalBone_Data2D>();
|
|
enabled = true;
|
|
editor_draw_gizmo = false; // Nothing to really show in a gizmo right now.
|
|
}
|
|
|
|
SkeletonModification2DPhysicalBones::~SkeletonModification2DPhysicalBones() {
|
|
}
|