godot/scene/3d/physics_body_3d.cpp
TwistedTwigleg 5ffed49907 New and improved IK system for Skeleton3D
This PR and commit adds a new IK system for 3D with the Skeleton3D node
that adds several new IK solvers, as well as additional changes and functionality
for making bone manipulation in Godot easier.

This work was sponsored by GSoC 2020 and TwistedTwigleg

Full list of changes:
* Adds a SkeletonModification3D resource
  * This resource is the base where all IK code is written and executed
* Adds a SkeletonModificationStack3D resource
  * This node oversees the execution of the modifications and acts as a bridge of sorts for the modifications to the Skeleton3D node
* Adds SkeletonModification3D resources for LookAt, CCDIK, FABRIK, Jiggle, and TwoBoneIK
  * Each modification is in it's own file
* Several changes to Skeletons, listed below:
  * Added local_pose_override, which acts just like global_pose_override but keeps bone-child relationships intract
    * So if you move a bone using local_pose_override, all of the bones that are children will also be moved. This is different than global_pose_override, which only affects the individual bone
  * Internally bones keep track of their children. This removes the need of a processing list, makes it possible to update just a few select bones at a time, and makes it easier to traverse down the bone chain
  * Additional functions added for converting from world transform to global poses, global poses to local poses, and all the same changes but backwards (local to global, global to world). This makes it much easier to work with bone transforms without needing to think too much about how to convert them.
  * New signal added, bone_pose_changed, that can be used to tell if a specific bone changed its transform. Needed for BoneAttachment3D
  * Added functions for getting the forward position of a bone
* BoneAttachment3D node refactored heavily
  * BoneAttachment3D node is now completely standalone in its functionality.
    * This makes the code easier and less interconnected, as well as allowing them to function properly without being direct children of Skeleton3D nodes
  * BoneAttachment3D now can be set either using the index or the bone name.
  * BoneAttachment3D nodes can now set the bone transform instead of just following it. This is disabled by default for compatibility
  * BoneAttachment3D now shows a warning when not configured correctly
* Added rotate_to_align function in Basis
* Added class reference documentation for all changes
2021-08-14 15:57:00 -04:00

2720 lines
106 KiB
C++

/*************************************************************************/
/* physics_body_3d.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 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 "physics_body_3d.h"
#include "core/core_string_names.h"
#include "scene/scene_string_names.h"
#ifdef TOOLS_ENABLED
#include "editor/plugins/node_3d_editor_plugin.h"
#endif
void PhysicsBody3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("move_and_collide", "rel_vec", "test_only", "safe_margin"), &PhysicsBody3D::_move, DEFVAL(false), DEFVAL(0.001));
ClassDB::bind_method(D_METHOD("test_move", "from", "rel_vec", "collision", "safe_margin"), &PhysicsBody3D::test_move, DEFVAL(Variant()), DEFVAL(0.001));
ClassDB::bind_method(D_METHOD("set_axis_lock", "axis", "lock"), &PhysicsBody3D::set_axis_lock);
ClassDB::bind_method(D_METHOD("get_axis_lock", "axis"), &PhysicsBody3D::get_axis_lock);
ClassDB::bind_method(D_METHOD("get_collision_exceptions"), &PhysicsBody3D::get_collision_exceptions);
ClassDB::bind_method(D_METHOD("add_collision_exception_with", "body"), &PhysicsBody3D::add_collision_exception_with);
ClassDB::bind_method(D_METHOD("remove_collision_exception_with", "body"), &PhysicsBody3D::remove_collision_exception_with);
ADD_GROUP("Axis Lock", "axis_lock_");
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_linear_x"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_LINEAR_X);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_linear_y"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_LINEAR_Y);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_linear_z"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_LINEAR_Z);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_angular_x"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_ANGULAR_X);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_angular_y"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_ANGULAR_Y);
ADD_PROPERTYI(PropertyInfo(Variant::BOOL, "axis_lock_angular_z"), "set_axis_lock", "get_axis_lock", PhysicsServer3D::BODY_AXIS_ANGULAR_Z);
}
PhysicsBody3D::PhysicsBody3D(PhysicsServer3D::BodyMode p_mode) :
CollisionObject3D(PhysicsServer3D::get_singleton()->body_create(), false) {
set_body_mode(p_mode);
}
PhysicsBody3D::~PhysicsBody3D() {
if (motion_cache.is_valid()) {
motion_cache->owner = nullptr;
}
}
TypedArray<PhysicsBody3D> PhysicsBody3D::get_collision_exceptions() {
List<RID> exceptions;
PhysicsServer3D::get_singleton()->body_get_collision_exceptions(get_rid(), &exceptions);
Array ret;
for (const RID &body : exceptions) {
ObjectID instance_id = PhysicsServer3D::get_singleton()->body_get_object_instance_id(body);
Object *obj = ObjectDB::get_instance(instance_id);
PhysicsBody3D *physics_body = Object::cast_to<PhysicsBody3D>(obj);
ret.append(physics_body);
}
return ret;
}
void PhysicsBody3D::add_collision_exception_with(Node *p_node) {
ERR_FAIL_NULL(p_node);
CollisionObject3D *collision_object = Object::cast_to<CollisionObject3D>(p_node);
ERR_FAIL_COND_MSG(!collision_object, "Collision exception only works between two CollisionObject3Ds.");
PhysicsServer3D::get_singleton()->body_add_collision_exception(get_rid(), collision_object->get_rid());
}
void PhysicsBody3D::remove_collision_exception_with(Node *p_node) {
ERR_FAIL_NULL(p_node);
CollisionObject3D *collision_object = Object::cast_to<CollisionObject3D>(p_node);
ERR_FAIL_COND_MSG(!collision_object, "Collision exception only works between two CollisionObject3Ds.");
PhysicsServer3D::get_singleton()->body_remove_collision_exception(get_rid(), collision_object->get_rid());
}
Ref<KinematicCollision3D> PhysicsBody3D::_move(const Vector3 &p_motion, bool p_test_only, real_t p_margin) {
PhysicsServer3D::MotionResult result;
if (move_and_collide(p_motion, result, p_margin, p_test_only)) {
if (motion_cache.is_null()) {
motion_cache.instantiate();
motion_cache->owner = this;
}
motion_cache->result = result;
return motion_cache;
}
return Ref<KinematicCollision3D>();
}
bool PhysicsBody3D::move_and_collide(const Vector3 &p_motion, PhysicsServer3D::MotionResult &r_result, real_t p_margin, bool p_test_only, bool p_cancel_sliding, const Set<RID> &p_exclude) {
Transform3D gt = get_global_transform();
bool colliding = PhysicsServer3D::get_singleton()->body_test_motion(get_rid(), gt, p_motion, p_margin, &r_result, p_exclude);
// Restore direction of motion to be along original motion,
// in order to avoid sliding due to recovery,
// but only if collision depth is low enough to avoid tunneling.
if (p_cancel_sliding) {
real_t motion_length = p_motion.length();
real_t precision = 0.001;
if (colliding) {
// Can't just use margin as a threshold because collision depth is calculated on unsafe motion,
// so even in normal resting cases the depth can be a bit more than the margin.
precision += motion_length * (r_result.collision_unsafe_fraction - r_result.collision_safe_fraction);
if (r_result.collision_depth > (real_t)p_margin + precision) {
p_cancel_sliding = false;
}
}
if (p_cancel_sliding) {
// When motion is null, recovery is the resulting motion.
Vector3 motion_normal;
if (motion_length > CMP_EPSILON) {
motion_normal = p_motion / motion_length;
}
// Check depth of recovery.
real_t projected_length = r_result.motion.dot(motion_normal);
Vector3 recovery = r_result.motion - motion_normal * projected_length;
real_t recovery_length = recovery.length();
// Fixes cases where canceling slide causes the motion to go too deep into the ground,
// because we're only taking rest information into account and not general recovery.
if (recovery_length < (real_t)p_margin + precision) {
// Apply adjustment to motion.
r_result.motion = motion_normal * projected_length;
r_result.remainder = p_motion - r_result.motion;
}
}
}
for (int i = 0; i < 3; i++) {
if (locked_axis & (1 << i)) {
r_result.motion[i] = 0;
}
}
if (!p_test_only) {
gt.origin += r_result.motion;
set_global_transform(gt);
}
return colliding;
}
bool PhysicsBody3D::test_move(const Transform3D &p_from, const Vector3 &p_motion, const Ref<KinematicCollision3D> &r_collision, real_t p_margin) {
ERR_FAIL_COND_V(!is_inside_tree(), false);
PhysicsServer3D::MotionResult *r = nullptr;
if (r_collision.is_valid()) {
// Needs const_cast because method bindings don't support non-const Ref.
r = const_cast<PhysicsServer3D::MotionResult *>(&r_collision->result);
}
return PhysicsServer3D::get_singleton()->body_test_motion(get_rid(), p_from, p_motion, p_margin, r);
}
void PhysicsBody3D::set_axis_lock(PhysicsServer3D::BodyAxis p_axis, bool p_lock) {
if (p_lock) {
locked_axis |= p_axis;
} else {
locked_axis &= (~p_axis);
}
PhysicsServer3D::get_singleton()->body_set_axis_lock(get_rid(), p_axis, p_lock);
}
bool PhysicsBody3D::get_axis_lock(PhysicsServer3D::BodyAxis p_axis) const {
return (locked_axis & p_axis);
}
Vector3 PhysicsBody3D::get_linear_velocity() const {
return Vector3();
}
Vector3 PhysicsBody3D::get_angular_velocity() const {
return Vector3();
}
real_t PhysicsBody3D::get_inverse_mass() const {
return 0;
}
void StaticBody3D::set_physics_material_override(const Ref<PhysicsMaterial> &p_physics_material_override) {
if (physics_material_override.is_valid()) {
if (physics_material_override->is_connected(CoreStringNames::get_singleton()->changed, callable_mp(this, &StaticBody3D::_reload_physics_characteristics))) {
physics_material_override->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &StaticBody3D::_reload_physics_characteristics));
}
}
physics_material_override = p_physics_material_override;
if (physics_material_override.is_valid()) {
physics_material_override->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &StaticBody3D::_reload_physics_characteristics));
}
_reload_physics_characteristics();
}
Ref<PhysicsMaterial> StaticBody3D::get_physics_material_override() const {
return physics_material_override;
}
void StaticBody3D::set_kinematic_motion_enabled(bool p_enabled) {
if (p_enabled == kinematic_motion) {
return;
}
kinematic_motion = p_enabled;
if (kinematic_motion) {
set_body_mode(PhysicsServer3D::BODY_MODE_KINEMATIC);
} else {
set_body_mode(PhysicsServer3D::BODY_MODE_STATIC);
}
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
update_configuration_warnings();
return;
}
#endif
_update_kinematic_motion();
}
bool StaticBody3D::is_kinematic_motion_enabled() const {
return kinematic_motion;
}
void StaticBody3D::set_constant_linear_velocity(const Vector3 &p_vel) {
constant_linear_velocity = p_vel;
if (kinematic_motion) {
_update_kinematic_motion();
} else {
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_LINEAR_VELOCITY, constant_linear_velocity);
}
}
void StaticBody3D::set_sync_to_physics(bool p_enable) {
if (sync_to_physics == p_enable) {
return;
}
sync_to_physics = p_enable;
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
update_configuration_warnings();
return;
}
#endif
if (kinematic_motion) {
_update_kinematic_motion();
}
}
bool StaticBody3D::is_sync_to_physics_enabled() const {
return sync_to_physics;
}
void StaticBody3D::_direct_state_changed(Object *p_state) {
PhysicsDirectBodyState3D *state = Object::cast_to<PhysicsDirectBodyState3D>(p_state);
ERR_FAIL_NULL_MSG(state, "Method '_direct_state_changed' must receive a valid PhysicsDirectBodyState3D object as argument");
linear_velocity = state->get_linear_velocity();
angular_velocity = state->get_angular_velocity();
if (!sync_to_physics) {
return;
}
last_valid_transform = state->get_transform();
set_notify_local_transform(false);
set_global_transform(last_valid_transform);
set_notify_local_transform(true);
_on_transform_changed();
}
TypedArray<String> StaticBody3D::get_configuration_warnings() const {
TypedArray<String> warnings = PhysicsBody3D::get_configuration_warnings();
if (sync_to_physics && !kinematic_motion) {
warnings.push_back(TTR("Sync to physics works only when kinematic motion is enabled."));
}
return warnings;
}
void StaticBody3D::set_constant_angular_velocity(const Vector3 &p_vel) {
constant_angular_velocity = p_vel;
if (kinematic_motion) {
_update_kinematic_motion();
} else {
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_ANGULAR_VELOCITY, constant_angular_velocity);
}
}
Vector3 StaticBody3D::get_constant_linear_velocity() const {
return constant_linear_velocity;
}
Vector3 StaticBody3D::get_constant_angular_velocity() const {
return constant_angular_velocity;
}
Vector3 StaticBody3D::get_linear_velocity() const {
return linear_velocity;
}
Vector3 StaticBody3D::get_angular_velocity() const {
return angular_velocity;
}
void StaticBody3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
last_valid_transform = get_global_transform();
} break;
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
// Used by sync to physics, send the new transform to the physics...
Transform3D new_transform = get_global_transform();
real_t delta_time = get_physics_process_delta_time();
new_transform.origin += constant_linear_velocity * delta_time;
real_t ang_vel = constant_angular_velocity.length();
if (!Math::is_zero_approx(ang_vel)) {
Vector3 ang_vel_axis = constant_angular_velocity / ang_vel;
Basis rot(ang_vel_axis, ang_vel * delta_time);
new_transform.basis = rot * new_transform.basis;
new_transform.orthonormalize();
}
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_TRANSFORM, new_transform);
// ... but then revert changes.
set_notify_local_transform(false);
set_global_transform(last_valid_transform);
set_notify_local_transform(true);
_on_transform_changed();
} break;
case NOTIFICATION_INTERNAL_PHYSICS_PROCESS: {
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
return;
}
#endif
ERR_FAIL_COND(!kinematic_motion);
Transform3D new_transform = get_global_transform();
real_t delta_time = get_physics_process_delta_time();
new_transform.origin += constant_linear_velocity * delta_time;
real_t ang_vel = constant_angular_velocity.length();
if (!Math::is_zero_approx(ang_vel)) {
Vector3 ang_vel_axis = constant_angular_velocity / ang_vel;
Basis rot(ang_vel_axis, ang_vel * delta_time);
new_transform.basis = rot * new_transform.basis;
new_transform.orthonormalize();
}
if (sync_to_physics) {
// Propagate transform change to node.
set_global_transform(new_transform);
} else {
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_TRANSFORM, new_transform);
// Propagate transform change to node.
set_ignore_transform_notification(true);
set_global_transform(new_transform);
set_ignore_transform_notification(false);
_on_transform_changed();
}
} break;
}
}
void StaticBody3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_constant_linear_velocity", "vel"), &StaticBody3D::set_constant_linear_velocity);
ClassDB::bind_method(D_METHOD("set_constant_angular_velocity", "vel"), &StaticBody3D::set_constant_angular_velocity);
ClassDB::bind_method(D_METHOD("get_constant_linear_velocity"), &StaticBody3D::get_constant_linear_velocity);
ClassDB::bind_method(D_METHOD("get_constant_angular_velocity"), &StaticBody3D::get_constant_angular_velocity);
ClassDB::bind_method(D_METHOD("set_kinematic_motion_enabled", "enabled"), &StaticBody3D::set_kinematic_motion_enabled);
ClassDB::bind_method(D_METHOD("is_kinematic_motion_enabled"), &StaticBody3D::is_kinematic_motion_enabled);
ClassDB::bind_method(D_METHOD("set_physics_material_override", "physics_material_override"), &StaticBody3D::set_physics_material_override);
ClassDB::bind_method(D_METHOD("get_physics_material_override"), &StaticBody3D::get_physics_material_override);
ClassDB::bind_method(D_METHOD("set_sync_to_physics", "enable"), &StaticBody3D::set_sync_to_physics);
ClassDB::bind_method(D_METHOD("is_sync_to_physics_enabled"), &StaticBody3D::is_sync_to_physics_enabled);
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "physics_material_override", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsMaterial"), "set_physics_material_override", "get_physics_material_override");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "constant_linear_velocity"), "set_constant_linear_velocity", "get_constant_linear_velocity");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "constant_angular_velocity"), "set_constant_angular_velocity", "get_constant_angular_velocity");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "kinematic_motion"), "set_kinematic_motion_enabled", "is_kinematic_motion_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sync_to_physics"), "set_sync_to_physics", "is_sync_to_physics_enabled");
}
StaticBody3D::StaticBody3D() :
PhysicsBody3D(PhysicsServer3D::BODY_MODE_STATIC) {
}
void StaticBody3D::_reload_physics_characteristics() {
if (physics_material_override.is_null()) {
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_BOUNCE, 0);
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_FRICTION, 1);
} else {
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_BOUNCE, physics_material_override->computed_bounce());
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_FRICTION, physics_material_override->computed_friction());
}
}
void StaticBody3D::_update_kinematic_motion() {
#ifdef TOOLS_ENABLED
if (Engine::get_singleton()->is_editor_hint()) {
return;
}
#endif
if (kinematic_motion && sync_to_physics) {
set_only_update_transform_changes(true);
set_notify_local_transform(true);
} else {
set_only_update_transform_changes(false);
set_notify_local_transform(false);
}
bool needs_physics_process = false;
if (kinematic_motion) {
PhysicsServer3D::get_singleton()->body_set_force_integration_callback(get_rid(), callable_mp(this, &StaticBody3D::_direct_state_changed));
if (!constant_angular_velocity.is_equal_approx(Vector3()) || !constant_linear_velocity.is_equal_approx(Vector3())) {
needs_physics_process = true;
}
} else {
PhysicsServer3D::get_singleton()->body_set_force_integration_callback(get_rid(), Callable());
}
set_physics_process_internal(needs_physics_process);
}
void RigidBody3D::_body_enter_tree(ObjectID p_id) {
Object *obj = ObjectDB::get_instance(p_id);
Node *node = Object::cast_to<Node>(obj);
ERR_FAIL_COND(!node);
ERR_FAIL_COND(!contact_monitor);
Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.find(p_id);
ERR_FAIL_COND(!E);
ERR_FAIL_COND(E->get().in_tree);
E->get().in_tree = true;
contact_monitor->locked = true;
emit_signal(SceneStringNames::get_singleton()->body_entered, node);
for (int i = 0; i < E->get().shapes.size(); i++) {
emit_signal(SceneStringNames::get_singleton()->body_shape_entered, E->get().rid, node, E->get().shapes[i].body_shape, E->get().shapes[i].local_shape);
}
contact_monitor->locked = false;
}
void RigidBody3D::_body_exit_tree(ObjectID p_id) {
Object *obj = ObjectDB::get_instance(p_id);
Node *node = Object::cast_to<Node>(obj);
ERR_FAIL_COND(!node);
ERR_FAIL_COND(!contact_monitor);
Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.find(p_id);
ERR_FAIL_COND(!E);
ERR_FAIL_COND(!E->get().in_tree);
E->get().in_tree = false;
contact_monitor->locked = true;
emit_signal(SceneStringNames::get_singleton()->body_exited, node);
for (int i = 0; i < E->get().shapes.size(); i++) {
emit_signal(SceneStringNames::get_singleton()->body_shape_exited, E->get().rid, node, E->get().shapes[i].body_shape, E->get().shapes[i].local_shape);
}
contact_monitor->locked = false;
}
void RigidBody3D::_body_inout(int p_status, const RID &p_body, ObjectID p_instance, int p_body_shape, int p_local_shape) {
bool body_in = p_status == 1;
ObjectID objid = p_instance;
Object *obj = ObjectDB::get_instance(objid);
Node *node = Object::cast_to<Node>(obj);
ERR_FAIL_COND(!contact_monitor);
Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.find(objid);
ERR_FAIL_COND(!body_in && !E);
if (body_in) {
if (!E) {
E = contact_monitor->body_map.insert(objid, BodyState());
E->get().rid = p_body;
//E->get().rc=0;
E->get().in_tree = node && node->is_inside_tree();
if (node) {
node->connect(SceneStringNames::get_singleton()->tree_entered, callable_mp(this, &RigidBody3D::_body_enter_tree), make_binds(objid));
node->connect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &RigidBody3D::_body_exit_tree), make_binds(objid));
if (E->get().in_tree) {
emit_signal(SceneStringNames::get_singleton()->body_entered, node);
}
}
}
//E->get().rc++;
if (node) {
E->get().shapes.insert(ShapePair(p_body_shape, p_local_shape));
}
if (E->get().in_tree) {
emit_signal(SceneStringNames::get_singleton()->body_shape_entered, p_body, node, p_body_shape, p_local_shape);
}
} else {
//E->get().rc--;
if (node) {
E->get().shapes.erase(ShapePair(p_body_shape, p_local_shape));
}
bool in_tree = E->get().in_tree;
if (E->get().shapes.is_empty()) {
if (node) {
node->disconnect(SceneStringNames::get_singleton()->tree_entered, callable_mp(this, &RigidBody3D::_body_enter_tree));
node->disconnect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &RigidBody3D::_body_exit_tree));
if (in_tree) {
emit_signal(SceneStringNames::get_singleton()->body_exited, node);
}
}
contact_monitor->body_map.erase(E);
}
if (node && in_tree) {
emit_signal(SceneStringNames::get_singleton()->body_shape_exited, p_body, obj, p_body_shape, p_local_shape);
}
}
}
struct _RigidBodyInOut {
RID rid;
ObjectID id;
int shape = 0;
int local_shape = 0;
};
void RigidBody3D::_direct_state_changed(Object *p_state) {
#ifdef DEBUG_ENABLED
state = Object::cast_to<PhysicsDirectBodyState3D>(p_state);
ERR_FAIL_NULL_MSG(state, "Method '_direct_state_changed' must receive a valid PhysicsDirectBodyState3D object as argument");
#else
state = (PhysicsDirectBodyState3D *)p_state; //trust it
#endif
set_ignore_transform_notification(true);
set_global_transform(state->get_transform());
linear_velocity = state->get_linear_velocity();
angular_velocity = state->get_angular_velocity();
inverse_inertia_tensor = state->get_inverse_inertia_tensor();
if (sleeping != state->is_sleeping()) {
sleeping = state->is_sleeping();
emit_signal(SceneStringNames::get_singleton()->sleeping_state_changed);
}
if (get_script_instance()) {
get_script_instance()->call("_integrate_forces", state);
}
set_ignore_transform_notification(false);
_on_transform_changed();
if (contact_monitor) {
contact_monitor->locked = true;
//untag all
int rc = 0;
for (Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.front(); E; E = E->next()) {
for (int i = 0; i < E->get().shapes.size(); i++) {
E->get().shapes[i].tagged = false;
rc++;
}
}
_RigidBodyInOut *toadd = (_RigidBodyInOut *)alloca(state->get_contact_count() * sizeof(_RigidBodyInOut));
int toadd_count = 0; //state->get_contact_count();
RigidBody3D_RemoveAction *toremove = (RigidBody3D_RemoveAction *)alloca(rc * sizeof(RigidBody3D_RemoveAction));
int toremove_count = 0;
//put the ones to add
for (int i = 0; i < state->get_contact_count(); i++) {
RID rid = state->get_contact_collider(i);
ObjectID obj = state->get_contact_collider_id(i);
int local_shape = state->get_contact_local_shape(i);
int shape = state->get_contact_collider_shape(i);
//bool found=false;
Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.find(obj);
if (!E) {
toadd[toadd_count].rid = rid;
toadd[toadd_count].local_shape = local_shape;
toadd[toadd_count].id = obj;
toadd[toadd_count].shape = shape;
toadd_count++;
continue;
}
ShapePair sp(shape, local_shape);
int idx = E->get().shapes.find(sp);
if (idx == -1) {
toadd[toadd_count].rid = rid;
toadd[toadd_count].local_shape = local_shape;
toadd[toadd_count].id = obj;
toadd[toadd_count].shape = shape;
toadd_count++;
continue;
}
E->get().shapes[idx].tagged = true;
}
//put the ones to remove
for (Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.front(); E; E = E->next()) {
for (int i = 0; i < E->get().shapes.size(); i++) {
if (!E->get().shapes[i].tagged) {
toremove[toremove_count].rid = E->get().rid;
toremove[toremove_count].body_id = E->key();
toremove[toremove_count].pair = E->get().shapes[i];
toremove_count++;
}
}
}
//process removals
for (int i = 0; i < toremove_count; i++) {
_body_inout(0, toremove[i].rid, toremove[i].body_id, toremove[i].pair.body_shape, toremove[i].pair.local_shape);
}
//process additions
for (int i = 0; i < toadd_count; i++) {
_body_inout(1, toremove[i].rid, toadd[i].id, toadd[i].shape, toadd[i].local_shape);
}
contact_monitor->locked = false;
}
state = nullptr;
}
void RigidBody3D::_notification(int p_what) {
#ifdef TOOLS_ENABLED
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
if (Engine::get_singleton()->is_editor_hint()) {
set_notify_local_transform(true); //used for warnings and only in editor
}
} break;
case NOTIFICATION_LOCAL_TRANSFORM_CHANGED: {
if (Engine::get_singleton()->is_editor_hint()) {
update_configuration_warnings();
}
} break;
}
#endif
}
void RigidBody3D::set_mode(Mode p_mode) {
mode = p_mode;
switch (p_mode) {
case MODE_DYNAMIC: {
set_body_mode(PhysicsServer3D::BODY_MODE_DYNAMIC);
} break;
case MODE_STATIC: {
set_body_mode(PhysicsServer3D::BODY_MODE_STATIC);
} break;
case MODE_DYNAMIC_LOCKED: {
set_body_mode(PhysicsServer3D::BODY_MODE_DYNAMIC_LOCKED);
} break;
case MODE_KINEMATIC: {
set_body_mode(PhysicsServer3D::BODY_MODE_KINEMATIC);
} break;
}
update_configuration_warnings();
}
RigidBody3D::Mode RigidBody3D::get_mode() const {
return mode;
}
void RigidBody3D::set_mass(real_t p_mass) {
ERR_FAIL_COND(p_mass <= 0);
mass = p_mass;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_MASS, mass);
}
real_t RigidBody3D::get_mass() const {
return mass;
}
void RigidBody3D::set_physics_material_override(const Ref<PhysicsMaterial> &p_physics_material_override) {
if (physics_material_override.is_valid()) {
if (physics_material_override->is_connected(CoreStringNames::get_singleton()->changed, callable_mp(this, &RigidBody3D::_reload_physics_characteristics))) {
physics_material_override->disconnect(CoreStringNames::get_singleton()->changed, callable_mp(this, &RigidBody3D::_reload_physics_characteristics));
}
}
physics_material_override = p_physics_material_override;
if (physics_material_override.is_valid()) {
physics_material_override->connect(CoreStringNames::get_singleton()->changed, callable_mp(this, &RigidBody3D::_reload_physics_characteristics));
}
_reload_physics_characteristics();
}
Ref<PhysicsMaterial> RigidBody3D::get_physics_material_override() const {
return physics_material_override;
}
void RigidBody3D::set_gravity_scale(real_t p_gravity_scale) {
gravity_scale = p_gravity_scale;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_GRAVITY_SCALE, gravity_scale);
}
real_t RigidBody3D::get_gravity_scale() const {
return gravity_scale;
}
void RigidBody3D::set_linear_damp(real_t p_linear_damp) {
ERR_FAIL_COND(p_linear_damp < -1);
linear_damp = p_linear_damp;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_LINEAR_DAMP, linear_damp);
}
real_t RigidBody3D::get_linear_damp() const {
return linear_damp;
}
void RigidBody3D::set_angular_damp(real_t p_angular_damp) {
ERR_FAIL_COND(p_angular_damp < -1);
angular_damp = p_angular_damp;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_ANGULAR_DAMP, angular_damp);
}
real_t RigidBody3D::get_angular_damp() const {
return angular_damp;
}
void RigidBody3D::set_axis_velocity(const Vector3 &p_axis) {
Vector3 v = state ? state->get_linear_velocity() : linear_velocity;
Vector3 axis = p_axis.normalized();
v -= axis * axis.dot(v);
v += p_axis;
if (state) {
set_linear_velocity(v);
} else {
PhysicsServer3D::get_singleton()->body_set_axis_velocity(get_rid(), p_axis);
linear_velocity = v;
}
}
void RigidBody3D::set_linear_velocity(const Vector3 &p_velocity) {
linear_velocity = p_velocity;
if (state) {
state->set_linear_velocity(linear_velocity);
} else {
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_LINEAR_VELOCITY, linear_velocity);
}
}
Vector3 RigidBody3D::get_linear_velocity() const {
return linear_velocity;
}
void RigidBody3D::set_angular_velocity(const Vector3 &p_velocity) {
angular_velocity = p_velocity;
if (state) {
state->set_angular_velocity(angular_velocity);
} else {
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_ANGULAR_VELOCITY, angular_velocity);
}
}
Vector3 RigidBody3D::get_angular_velocity() const {
return angular_velocity;
}
Basis RigidBody3D::get_inverse_inertia_tensor() const {
return inverse_inertia_tensor;
}
void RigidBody3D::set_use_custom_integrator(bool p_enable) {
if (custom_integrator == p_enable) {
return;
}
custom_integrator = p_enable;
PhysicsServer3D::get_singleton()->body_set_omit_force_integration(get_rid(), p_enable);
}
bool RigidBody3D::is_using_custom_integrator() {
return custom_integrator;
}
void RigidBody3D::set_sleeping(bool p_sleeping) {
sleeping = p_sleeping;
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_SLEEPING, sleeping);
}
void RigidBody3D::set_can_sleep(bool p_active) {
can_sleep = p_active;
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_CAN_SLEEP, p_active);
}
bool RigidBody3D::is_able_to_sleep() const {
return can_sleep;
}
bool RigidBody3D::is_sleeping() const {
return sleeping;
}
void RigidBody3D::set_max_contacts_reported(int p_amount) {
max_contacts_reported = p_amount;
PhysicsServer3D::get_singleton()->body_set_max_contacts_reported(get_rid(), p_amount);
}
int RigidBody3D::get_max_contacts_reported() const {
return max_contacts_reported;
}
void RigidBody3D::add_central_force(const Vector3 &p_force) {
PhysicsServer3D::get_singleton()->body_add_central_force(get_rid(), p_force);
}
void RigidBody3D::add_force(const Vector3 &p_force, const Vector3 &p_position) {
PhysicsServer3D *singleton = PhysicsServer3D::get_singleton();
singleton->body_add_force(get_rid(), p_force, p_position);
}
void RigidBody3D::add_torque(const Vector3 &p_torque) {
PhysicsServer3D::get_singleton()->body_add_torque(get_rid(), p_torque);
}
void RigidBody3D::apply_central_impulse(const Vector3 &p_impulse) {
PhysicsServer3D::get_singleton()->body_apply_central_impulse(get_rid(), p_impulse);
}
void RigidBody3D::apply_impulse(const Vector3 &p_impulse, const Vector3 &p_position) {
PhysicsServer3D *singleton = PhysicsServer3D::get_singleton();
singleton->body_apply_impulse(get_rid(), p_impulse, p_position);
}
void RigidBody3D::apply_torque_impulse(const Vector3 &p_impulse) {
PhysicsServer3D::get_singleton()->body_apply_torque_impulse(get_rid(), p_impulse);
}
void RigidBody3D::set_use_continuous_collision_detection(bool p_enable) {
ccd = p_enable;
PhysicsServer3D::get_singleton()->body_set_enable_continuous_collision_detection(get_rid(), p_enable);
}
bool RigidBody3D::is_using_continuous_collision_detection() const {
return ccd;
}
void RigidBody3D::set_contact_monitor(bool p_enabled) {
if (p_enabled == is_contact_monitor_enabled()) {
return;
}
if (!p_enabled) {
ERR_FAIL_COND_MSG(contact_monitor->locked, "Can't disable contact monitoring during in/out callback. Use call_deferred(\"set_contact_monitor\", false) instead.");
for (Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.front(); E; E = E->next()) {
//clean up mess
Object *obj = ObjectDB::get_instance(E->key());
Node *node = Object::cast_to<Node>(obj);
if (node) {
node->disconnect(SceneStringNames::get_singleton()->tree_entered, callable_mp(this, &RigidBody3D::_body_enter_tree));
node->disconnect(SceneStringNames::get_singleton()->tree_exiting, callable_mp(this, &RigidBody3D::_body_exit_tree));
}
}
memdelete(contact_monitor);
contact_monitor = nullptr;
} else {
contact_monitor = memnew(ContactMonitor);
contact_monitor->locked = false;
}
}
bool RigidBody3D::is_contact_monitor_enabled() const {
return contact_monitor != nullptr;
}
Array RigidBody3D::get_colliding_bodies() const {
ERR_FAIL_COND_V(!contact_monitor, Array());
Array ret;
ret.resize(contact_monitor->body_map.size());
int idx = 0;
for (const Map<ObjectID, BodyState>::Element *E = contact_monitor->body_map.front(); E; E = E->next()) {
Object *obj = ObjectDB::get_instance(E->key());
if (!obj) {
ret.resize(ret.size() - 1); //ops
} else {
ret[idx++] = obj;
}
}
return ret;
}
TypedArray<String> RigidBody3D::get_configuration_warnings() const {
Transform3D t = get_transform();
TypedArray<String> warnings = Node::get_configuration_warnings();
if ((get_mode() == MODE_DYNAMIC || get_mode() == MODE_DYNAMIC_LOCKED) && (ABS(t.basis.get_axis(0).length() - 1.0) > 0.05 || ABS(t.basis.get_axis(1).length() - 1.0) > 0.05 || ABS(t.basis.get_axis(2).length() - 1.0) > 0.05)) {
warnings.push_back(TTR("Size changes to RigidBody3D (in dynamic modes) will be overridden by the physics engine when running.\nChange the size in children collision shapes instead."));
}
return warnings;
}
void RigidBody3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("set_mode", "mode"), &RigidBody3D::set_mode);
ClassDB::bind_method(D_METHOD("get_mode"), &RigidBody3D::get_mode);
ClassDB::bind_method(D_METHOD("set_mass", "mass"), &RigidBody3D::set_mass);
ClassDB::bind_method(D_METHOD("get_mass"), &RigidBody3D::get_mass);
ClassDB::bind_method(D_METHOD("set_physics_material_override", "physics_material_override"), &RigidBody3D::set_physics_material_override);
ClassDB::bind_method(D_METHOD("get_physics_material_override"), &RigidBody3D::get_physics_material_override);
ClassDB::bind_method(D_METHOD("set_linear_velocity", "linear_velocity"), &RigidBody3D::set_linear_velocity);
ClassDB::bind_method(D_METHOD("get_linear_velocity"), &RigidBody3D::get_linear_velocity);
ClassDB::bind_method(D_METHOD("set_angular_velocity", "angular_velocity"), &RigidBody3D::set_angular_velocity);
ClassDB::bind_method(D_METHOD("get_angular_velocity"), &RigidBody3D::get_angular_velocity);
ClassDB::bind_method(D_METHOD("get_inverse_inertia_tensor"), &RigidBody3D::get_inverse_inertia_tensor);
ClassDB::bind_method(D_METHOD("set_gravity_scale", "gravity_scale"), &RigidBody3D::set_gravity_scale);
ClassDB::bind_method(D_METHOD("get_gravity_scale"), &RigidBody3D::get_gravity_scale);
ClassDB::bind_method(D_METHOD("set_linear_damp", "linear_damp"), &RigidBody3D::set_linear_damp);
ClassDB::bind_method(D_METHOD("get_linear_damp"), &RigidBody3D::get_linear_damp);
ClassDB::bind_method(D_METHOD("set_angular_damp", "angular_damp"), &RigidBody3D::set_angular_damp);
ClassDB::bind_method(D_METHOD("get_angular_damp"), &RigidBody3D::get_angular_damp);
ClassDB::bind_method(D_METHOD("set_max_contacts_reported", "amount"), &RigidBody3D::set_max_contacts_reported);
ClassDB::bind_method(D_METHOD("get_max_contacts_reported"), &RigidBody3D::get_max_contacts_reported);
ClassDB::bind_method(D_METHOD("set_use_custom_integrator", "enable"), &RigidBody3D::set_use_custom_integrator);
ClassDB::bind_method(D_METHOD("is_using_custom_integrator"), &RigidBody3D::is_using_custom_integrator);
ClassDB::bind_method(D_METHOD("set_contact_monitor", "enabled"), &RigidBody3D::set_contact_monitor);
ClassDB::bind_method(D_METHOD("is_contact_monitor_enabled"), &RigidBody3D::is_contact_monitor_enabled);
ClassDB::bind_method(D_METHOD("set_use_continuous_collision_detection", "enable"), &RigidBody3D::set_use_continuous_collision_detection);
ClassDB::bind_method(D_METHOD("is_using_continuous_collision_detection"), &RigidBody3D::is_using_continuous_collision_detection);
ClassDB::bind_method(D_METHOD("set_axis_velocity", "axis_velocity"), &RigidBody3D::set_axis_velocity);
ClassDB::bind_method(D_METHOD("add_central_force", "force"), &RigidBody3D::add_central_force);
ClassDB::bind_method(D_METHOD("add_force", "force", "position"), &RigidBody3D::add_force, Vector3());
ClassDB::bind_method(D_METHOD("add_torque", "torque"), &RigidBody3D::add_torque);
ClassDB::bind_method(D_METHOD("apply_central_impulse", "impulse"), &RigidBody3D::apply_central_impulse);
ClassDB::bind_method(D_METHOD("apply_impulse", "impulse", "position"), &RigidBody3D::apply_impulse, Vector3());
ClassDB::bind_method(D_METHOD("apply_torque_impulse", "impulse"), &RigidBody3D::apply_torque_impulse);
ClassDB::bind_method(D_METHOD("set_sleeping", "sleeping"), &RigidBody3D::set_sleeping);
ClassDB::bind_method(D_METHOD("is_sleeping"), &RigidBody3D::is_sleeping);
ClassDB::bind_method(D_METHOD("set_can_sleep", "able_to_sleep"), &RigidBody3D::set_can_sleep);
ClassDB::bind_method(D_METHOD("is_able_to_sleep"), &RigidBody3D::is_able_to_sleep);
ClassDB::bind_method(D_METHOD("get_colliding_bodies"), &RigidBody3D::get_colliding_bodies);
BIND_VMETHOD(MethodInfo("_integrate_forces", PropertyInfo(Variant::OBJECT, "state", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsDirectBodyState3D")));
ADD_PROPERTY(PropertyInfo(Variant::INT, "mode", PROPERTY_HINT_ENUM, "Dynamic,Static,DynamicLocked,Kinematic"), "set_mode", "get_mode");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "mass", PROPERTY_HINT_RANGE, "0.01,65535,0.01,exp"), "set_mass", "get_mass");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "physics_material_override", PROPERTY_HINT_RESOURCE_TYPE, "PhysicsMaterial"), "set_physics_material_override", "get_physics_material_override");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "gravity_scale", PROPERTY_HINT_RANGE, "-128,128,0.01"), "set_gravity_scale", "get_gravity_scale");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "custom_integrator"), "set_use_custom_integrator", "is_using_custom_integrator");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "continuous_cd"), "set_use_continuous_collision_detection", "is_using_continuous_collision_detection");
ADD_PROPERTY(PropertyInfo(Variant::INT, "contacts_reported", PROPERTY_HINT_RANGE, "0,64,1,or_greater"), "set_max_contacts_reported", "get_max_contacts_reported");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "contact_monitor"), "set_contact_monitor", "is_contact_monitor_enabled");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "sleeping"), "set_sleeping", "is_sleeping");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "can_sleep"), "set_can_sleep", "is_able_to_sleep");
ADD_GROUP("Linear", "linear_");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "linear_velocity"), "set_linear_velocity", "get_linear_velocity");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "linear_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"), "set_linear_damp", "get_linear_damp");
ADD_GROUP("Angular", "angular_");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "angular_velocity"), "set_angular_velocity", "get_angular_velocity");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "angular_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"), "set_angular_damp", "get_angular_damp");
ADD_SIGNAL(MethodInfo("body_shape_entered", PropertyInfo(Variant::RID, "body_rid"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
ADD_SIGNAL(MethodInfo("body_shape_exited", PropertyInfo(Variant::RID, "body_rid"), PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node"), PropertyInfo(Variant::INT, "body_shape"), PropertyInfo(Variant::INT, "local_shape")));
ADD_SIGNAL(MethodInfo("body_entered", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("body_exited", PropertyInfo(Variant::OBJECT, "body", PROPERTY_HINT_RESOURCE_TYPE, "Node")));
ADD_SIGNAL(MethodInfo("sleeping_state_changed"));
BIND_ENUM_CONSTANT(MODE_DYNAMIC);
BIND_ENUM_CONSTANT(MODE_STATIC);
BIND_ENUM_CONSTANT(MODE_DYNAMIC_LOCKED);
BIND_ENUM_CONSTANT(MODE_KINEMATIC);
}
RigidBody3D::RigidBody3D() :
PhysicsBody3D(PhysicsServer3D::BODY_MODE_DYNAMIC) {
PhysicsServer3D::get_singleton()->body_set_force_integration_callback(get_rid(), callable_mp(this, &RigidBody3D::_direct_state_changed));
}
RigidBody3D::~RigidBody3D() {
if (contact_monitor) {
memdelete(contact_monitor);
}
}
void RigidBody3D::_reload_physics_characteristics() {
if (physics_material_override.is_null()) {
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_BOUNCE, 0);
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_FRICTION, 1);
} else {
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_BOUNCE, physics_material_override->computed_bounce());
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_FRICTION, physics_material_override->computed_friction());
}
}
///////////////////////////////////////
//so, if you pass 45 as limit, avoid numerical precision errors when angle is 45.
#define FLOOR_ANGLE_THRESHOLD 0.01
void CharacterBody3D::move_and_slide() {
Vector3 body_velocity_normal = linear_velocity.normalized();
bool was_on_floor = on_floor;
// Hack in order to work with calling from _process as well as from _physics_process; calling from thread is risky
float delta = Engine::get_singleton()->is_in_physics_frame() ? get_physics_process_delta_time() : get_process_delta_time();
for (int i = 0; i < 3; i++) {
if (locked_axis & (1 << i)) {
linear_velocity[i] = 0.0;
}
}
Vector3 current_floor_velocity = floor_velocity;
if ((on_floor || on_wall) && on_floor_body.is_valid()) {
//this approach makes sure there is less delay between the actual body velocity and the one we saved
PhysicsDirectBodyState3D *bs = PhysicsServer3D::get_singleton()->body_get_direct_state(on_floor_body);
if (bs) {
Transform3D gt = get_global_transform();
Vector3 local_position = gt.origin - bs->get_transform().origin;
current_floor_velocity = bs->get_velocity_at_local_position(local_position);
}
}
motion_results.clear();
on_floor = false;
on_ceiling = false;
on_wall = false;
floor_normal = Vector3();
floor_velocity = Vector3();
if (current_floor_velocity != Vector3() && on_floor_body.is_valid()) {
PhysicsServer3D::MotionResult floor_result;
Set<RID> exclude;
exclude.insert(on_floor_body);
if (move_and_collide(current_floor_velocity * delta, floor_result, margin, false, false, exclude)) {
motion_results.push_back(floor_result);
_set_collision_direction(floor_result);
}
}
on_floor_body = RID();
Vector3 motion = linear_velocity * delta;
// No sliding on first attempt to keep floor motion stable when possible,
// when stop on slope is enabled.
bool sliding_enabled = !stop_on_slope;
for (int iteration = 0; iteration < max_slides; ++iteration) {
PhysicsServer3D::MotionResult result;
bool found_collision = false;
bool collided = move_and_collide(motion, result, margin, false, !sliding_enabled);
if (!collided) {
motion = Vector3(); //clear because no collision happened and motion completed
} else {
found_collision = true;
motion_results.push_back(result);
_set_collision_direction(result);
if (on_floor && stop_on_slope) {
if ((body_velocity_normal + up_direction).length() < 0.01) {
Transform3D gt = get_global_transform();
if (result.motion.length() > margin) {
gt.origin -= result.motion.slide(up_direction);
} else {
gt.origin -= result.motion;
}
set_global_transform(gt);
linear_velocity = Vector3();
return;
}
}
if (sliding_enabled || !on_floor) {
motion = result.remainder.slide(result.collision_normal);
linear_velocity = linear_velocity.slide(result.collision_normal);
for (int j = 0; j < 3; j++) {
if (locked_axis & (1 << j)) {
linear_velocity[j] = 0.0;
}
}
} else {
motion = result.remainder;
}
}
sliding_enabled = true;
if (!found_collision || motion == Vector3()) {
break;
}
}
if (!on_floor && !on_wall) {
// Add last platform velocity when just left a moving platform.
linear_velocity += current_floor_velocity;
}
if (!was_on_floor || snap == Vector3()) {
return;
}
// Apply snap.
Transform3D gt = get_global_transform();
PhysicsServer3D::MotionResult result;
if (move_and_collide(snap, result, margin, true, false)) {
bool apply = true;
if (up_direction != Vector3()) {
if (Math::acos(result.collision_normal.dot(up_direction)) <= floor_max_angle + FLOOR_ANGLE_THRESHOLD) {
on_floor = true;
floor_normal = result.collision_normal;
on_floor_body = result.collider;
floor_velocity = result.collider_velocity;
if (stop_on_slope) {
// move and collide may stray the object a bit because of pre un-stucking,
// so only ensure that motion happens on floor direction in this case.
if (result.motion.length() > margin) {
result.motion = result.motion.project(up_direction);
} else {
result.motion = Vector3();
}
}
} else {
apply = false; //snapped with floor direction, but did not snap to a floor, do not snap.
}
}
if (apply) {
gt.origin += result.motion;
set_global_transform(gt);
}
}
}
void CharacterBody3D::_set_collision_direction(const PhysicsServer3D::MotionResult &p_result) {
if (up_direction == Vector3()) {
//all is a wall
on_wall = true;
} else {
if (Math::acos(p_result.collision_normal.dot(up_direction)) <= floor_max_angle + FLOOR_ANGLE_THRESHOLD) { //floor
on_floor = true;
floor_normal = p_result.collision_normal;
on_floor_body = p_result.collider;
floor_velocity = p_result.collider_velocity;
} else if (Math::acos(p_result.collision_normal.dot(-up_direction)) <= floor_max_angle + FLOOR_ANGLE_THRESHOLD) { //ceiling
on_ceiling = true;
} else {
on_wall = true;
on_floor_body = p_result.collider;
floor_velocity = p_result.collider_velocity;
}
}
}
void CharacterBody3D::set_safe_margin(real_t p_margin) {
margin = p_margin;
}
real_t CharacterBody3D::get_safe_margin() const {
return margin;
}
Vector3 CharacterBody3D::get_linear_velocity() const {
return linear_velocity;
}
void CharacterBody3D::set_linear_velocity(const Vector3 &p_velocity) {
linear_velocity = p_velocity;
}
bool CharacterBody3D::is_on_floor() const {
return on_floor;
}
bool CharacterBody3D::is_on_wall() const {
return on_wall;
}
bool CharacterBody3D::is_on_ceiling() const {
return on_ceiling;
}
Vector3 CharacterBody3D::get_floor_normal() const {
return floor_normal;
}
Vector3 CharacterBody3D::get_floor_velocity() const {
return floor_velocity;
}
int CharacterBody3D::get_slide_count() const {
return motion_results.size();
}
PhysicsServer3D::MotionResult CharacterBody3D::get_slide_collision(int p_bounce) const {
ERR_FAIL_INDEX_V(p_bounce, motion_results.size(), PhysicsServer3D::MotionResult());
return motion_results[p_bounce];
}
Ref<KinematicCollision3D> CharacterBody3D::_get_slide_collision(int p_bounce) {
ERR_FAIL_INDEX_V(p_bounce, motion_results.size(), Ref<KinematicCollision3D>());
if (p_bounce >= slide_colliders.size()) {
slide_colliders.resize(p_bounce + 1);
}
if (slide_colliders[p_bounce].is_null()) {
slide_colliders.write[p_bounce].instantiate();
slide_colliders.write[p_bounce]->owner = this;
}
slide_colliders.write[p_bounce]->result = motion_results[p_bounce];
return slide_colliders[p_bounce];
}
bool CharacterBody3D::is_stop_on_slope_enabled() const {
return stop_on_slope;
}
void CharacterBody3D::set_stop_on_slope_enabled(bool p_enabled) {
stop_on_slope = p_enabled;
}
int CharacterBody3D::get_max_slides() const {
return max_slides;
}
void CharacterBody3D::set_max_slides(int p_max_slides) {
ERR_FAIL_COND(p_max_slides < 1);
max_slides = p_max_slides;
}
real_t CharacterBody3D::get_floor_max_angle() const {
return floor_max_angle;
}
void CharacterBody3D::set_floor_max_angle(real_t p_radians) {
floor_max_angle = p_radians;
}
const Vector3 &CharacterBody3D::get_snap() const {
return snap;
}
void CharacterBody3D::set_snap(const Vector3 &p_snap) {
snap = p_snap;
}
const Vector3 &CharacterBody3D::get_up_direction() const {
return up_direction;
}
void CharacterBody3D::set_up_direction(const Vector3 &p_up_direction) {
up_direction = p_up_direction.normalized();
}
void CharacterBody3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE: {
// Reset move_and_slide() data.
on_floor = false;
on_floor_body = RID();
on_ceiling = false;
on_wall = false;
motion_results.clear();
floor_velocity = Vector3();
} break;
}
}
void CharacterBody3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("move_and_slide"), &CharacterBody3D::move_and_slide);
ClassDB::bind_method(D_METHOD("set_linear_velocity", "linear_velocity"), &CharacterBody3D::set_linear_velocity);
ClassDB::bind_method(D_METHOD("get_linear_velocity"), &CharacterBody3D::get_linear_velocity);
ClassDB::bind_method(D_METHOD("set_safe_margin", "pixels"), &CharacterBody3D::set_safe_margin);
ClassDB::bind_method(D_METHOD("get_safe_margin"), &CharacterBody3D::get_safe_margin);
ClassDB::bind_method(D_METHOD("is_stop_on_slope_enabled"), &CharacterBody3D::is_stop_on_slope_enabled);
ClassDB::bind_method(D_METHOD("set_stop_on_slope_enabled", "enabled"), &CharacterBody3D::set_stop_on_slope_enabled);
ClassDB::bind_method(D_METHOD("get_max_slides"), &CharacterBody3D::get_max_slides);
ClassDB::bind_method(D_METHOD("set_max_slides", "max_slides"), &CharacterBody3D::set_max_slides);
ClassDB::bind_method(D_METHOD("get_floor_max_angle"), &CharacterBody3D::get_floor_max_angle);
ClassDB::bind_method(D_METHOD("set_floor_max_angle", "radians"), &CharacterBody3D::set_floor_max_angle);
ClassDB::bind_method(D_METHOD("get_snap"), &CharacterBody3D::get_snap);
ClassDB::bind_method(D_METHOD("set_snap", "snap"), &CharacterBody3D::set_snap);
ClassDB::bind_method(D_METHOD("get_up_direction"), &CharacterBody3D::get_up_direction);
ClassDB::bind_method(D_METHOD("set_up_direction", "up_direction"), &CharacterBody3D::set_up_direction);
ClassDB::bind_method(D_METHOD("is_on_floor"), &CharacterBody3D::is_on_floor);
ClassDB::bind_method(D_METHOD("is_on_ceiling"), &CharacterBody3D::is_on_ceiling);
ClassDB::bind_method(D_METHOD("is_on_wall"), &CharacterBody3D::is_on_wall);
ClassDB::bind_method(D_METHOD("get_floor_normal"), &CharacterBody3D::get_floor_normal);
ClassDB::bind_method(D_METHOD("get_floor_velocity"), &CharacterBody3D::get_floor_velocity);
ClassDB::bind_method(D_METHOD("get_slide_count"), &CharacterBody3D::get_slide_count);
ClassDB::bind_method(D_METHOD("get_slide_collision", "slide_idx"), &CharacterBody3D::_get_slide_collision);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "linear_velocity"), "set_linear_velocity", "get_linear_velocity");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "stop_on_slope"), "set_stop_on_slope_enabled", "is_stop_on_slope_enabled");
ADD_PROPERTY(PropertyInfo(Variant::INT, "max_slides", PROPERTY_HINT_RANGE, "1,8,1,or_greater"), "set_max_slides", "get_max_slides");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "floor_max_angle", PROPERTY_HINT_RANGE, "0,180,0.1,radians"), "set_floor_max_angle", "get_floor_max_angle");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "snap"), "set_snap", "get_snap");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "up_direction"), "set_up_direction", "get_up_direction");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "collision/safe_margin", PROPERTY_HINT_RANGE, "0.001,256,0.001"), "set_safe_margin", "get_safe_margin");
}
CharacterBody3D::CharacterBody3D() :
PhysicsBody3D(PhysicsServer3D::BODY_MODE_KINEMATIC) {
}
CharacterBody3D::~CharacterBody3D() {
for (int i = 0; i < slide_colliders.size(); i++) {
if (slide_colliders[i].is_valid()) {
slide_colliders.write[i]->owner = nullptr;
}
}
}
///////////////////////////////////////
Vector3 KinematicCollision3D::get_position() const {
return result.collision_point;
}
Vector3 KinematicCollision3D::get_normal() const {
return result.collision_normal;
}
Vector3 KinematicCollision3D::get_travel() const {
return result.motion;
}
Vector3 KinematicCollision3D::get_remainder() const {
return result.remainder;
}
Object *KinematicCollision3D::get_local_shape() const {
if (!owner) {
return nullptr;
}
uint32_t ownerid = owner->shape_find_owner(result.collision_local_shape);
return owner->shape_owner_get_owner(ownerid);
}
Object *KinematicCollision3D::get_collider() const {
if (result.collider_id.is_valid()) {
return ObjectDB::get_instance(result.collider_id);
}
return nullptr;
}
ObjectID KinematicCollision3D::get_collider_id() const {
return result.collider_id;
}
RID KinematicCollision3D::get_collider_rid() const {
return result.collider;
}
Object *KinematicCollision3D::get_collider_shape() const {
Object *collider = get_collider();
if (collider) {
CollisionObject3D *obj2d = Object::cast_to<CollisionObject3D>(collider);
if (obj2d) {
uint32_t ownerid = obj2d->shape_find_owner(result.collider_shape);
return obj2d->shape_owner_get_owner(ownerid);
}
}
return nullptr;
}
int KinematicCollision3D::get_collider_shape_index() const {
return result.collider_shape;
}
Vector3 KinematicCollision3D::get_collider_velocity() const {
return result.collider_velocity;
}
Variant KinematicCollision3D::get_collider_metadata() const {
return Variant();
}
void KinematicCollision3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_position"), &KinematicCollision3D::get_position);
ClassDB::bind_method(D_METHOD("get_normal"), &KinematicCollision3D::get_normal);
ClassDB::bind_method(D_METHOD("get_travel"), &KinematicCollision3D::get_travel);
ClassDB::bind_method(D_METHOD("get_remainder"), &KinematicCollision3D::get_remainder);
ClassDB::bind_method(D_METHOD("get_local_shape"), &KinematicCollision3D::get_local_shape);
ClassDB::bind_method(D_METHOD("get_collider"), &KinematicCollision3D::get_collider);
ClassDB::bind_method(D_METHOD("get_collider_id"), &KinematicCollision3D::get_collider_id);
ClassDB::bind_method(D_METHOD("get_collider_rid"), &KinematicCollision3D::get_collider_rid);
ClassDB::bind_method(D_METHOD("get_collider_shape"), &KinematicCollision3D::get_collider_shape);
ClassDB::bind_method(D_METHOD("get_collider_shape_index"), &KinematicCollision3D::get_collider_shape_index);
ClassDB::bind_method(D_METHOD("get_collider_velocity"), &KinematicCollision3D::get_collider_velocity);
ClassDB::bind_method(D_METHOD("get_collider_metadata"), &KinematicCollision3D::get_collider_metadata);
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "position"), "", "get_position");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "normal"), "", "get_normal");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "travel"), "", "get_travel");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "remainder"), "", "get_remainder");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "local_shape"), "", "get_local_shape");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "collider"), "", "get_collider");
ADD_PROPERTY(PropertyInfo(Variant::INT, "collider_id"), "", "get_collider_id");
ADD_PROPERTY(PropertyInfo(Variant::RID, "collider_rid"), "", "get_collider_rid");
ADD_PROPERTY(PropertyInfo(Variant::OBJECT, "collider_shape"), "", "get_collider_shape");
ADD_PROPERTY(PropertyInfo(Variant::INT, "collider_shape_index"), "", "get_collider_shape_index");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "collider_velocity"), "", "get_collider_velocity");
ADD_PROPERTY(PropertyInfo(Variant::NIL, "collider_metadata", PROPERTY_HINT_NONE, "", PROPERTY_USAGE_NIL_IS_VARIANT), "", "get_collider_metadata");
}
///////////////////////////////////////
bool PhysicalBone3D::JointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
return false;
}
bool PhysicalBone3D::JointData::_get(const StringName &p_name, Variant &r_ret) const {
return false;
}
void PhysicalBone3D::JointData::_get_property_list(List<PropertyInfo> *p_list) const {
}
void PhysicalBone3D::apply_central_impulse(const Vector3 &p_impulse) {
PhysicsServer3D::get_singleton()->body_apply_central_impulse(get_rid(), p_impulse);
}
void PhysicalBone3D::apply_impulse(const Vector3 &p_impulse, const Vector3 &p_position) {
PhysicsServer3D::get_singleton()->body_apply_impulse(get_rid(), p_impulse, p_position);
}
void PhysicalBone3D::reset_physics_simulation_state() {
if (simulate_physics) {
_start_physics_simulation();
} else {
_stop_physics_simulation();
}
}
void PhysicalBone3D::reset_to_rest_position() {
if (parent_skeleton) {
if (-1 == bone_id) {
set_global_transform(parent_skeleton->get_global_transform() * body_offset);
} else {
set_global_transform(parent_skeleton->get_global_transform() * parent_skeleton->get_bone_global_pose(bone_id) * body_offset);
}
}
}
bool PhysicalBone3D::PinJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
if (JointData::_set(p_name, p_value, j)) {
return true;
}
if ("joint_constraints/bias" == p_name) {
bias = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->pin_joint_set_param(j, PhysicsServer3D::PIN_JOINT_BIAS, bias);
}
} else if ("joint_constraints/damping" == p_name) {
damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->pin_joint_set_param(j, PhysicsServer3D::PIN_JOINT_DAMPING, damping);
}
} else if ("joint_constraints/impulse_clamp" == p_name) {
impulse_clamp = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->pin_joint_set_param(j, PhysicsServer3D::PIN_JOINT_IMPULSE_CLAMP, impulse_clamp);
}
} else {
return false;
}
return true;
}
bool PhysicalBone3D::PinJointData::_get(const StringName &p_name, Variant &r_ret) const {
if (JointData::_get(p_name, r_ret)) {
return true;
}
if ("joint_constraints/bias" == p_name) {
r_ret = bias;
} else if ("joint_constraints/damping" == p_name) {
r_ret = damping;
} else if ("joint_constraints/impulse_clamp" == p_name) {
r_ret = impulse_clamp;
} else {
return false;
}
return true;
}
void PhysicalBone3D::PinJointData::_get_property_list(List<PropertyInfo> *p_list) const {
JointData::_get_property_list(p_list);
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/bias", PROPERTY_HINT_RANGE, "0.01,0.99,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/damping", PROPERTY_HINT_RANGE, "0.01,8.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/impulse_clamp", PROPERTY_HINT_RANGE, "0.0,64.0,0.01"));
}
bool PhysicalBone3D::ConeJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
if (JointData::_set(p_name, p_value, j)) {
return true;
}
if ("joint_constraints/swing_span" == p_name) {
swing_span = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(j, PhysicsServer3D::CONE_TWIST_JOINT_SWING_SPAN, swing_span);
}
} else if ("joint_constraints/twist_span" == p_name) {
twist_span = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(j, PhysicsServer3D::CONE_TWIST_JOINT_TWIST_SPAN, twist_span);
}
} else if ("joint_constraints/bias" == p_name) {
bias = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(j, PhysicsServer3D::CONE_TWIST_JOINT_BIAS, bias);
}
} else if ("joint_constraints/softness" == p_name) {
softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(j, PhysicsServer3D::CONE_TWIST_JOINT_SOFTNESS, softness);
}
} else if ("joint_constraints/relaxation" == p_name) {
relaxation = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(j, PhysicsServer3D::CONE_TWIST_JOINT_RELAXATION, relaxation);
}
} else {
return false;
}
return true;
}
bool PhysicalBone3D::ConeJointData::_get(const StringName &p_name, Variant &r_ret) const {
if (JointData::_get(p_name, r_ret)) {
return true;
}
if ("joint_constraints/swing_span" == p_name) {
r_ret = Math::rad2deg(swing_span);
} else if ("joint_constraints/twist_span" == p_name) {
r_ret = Math::rad2deg(twist_span);
} else if ("joint_constraints/bias" == p_name) {
r_ret = bias;
} else if ("joint_constraints/softness" == p_name) {
r_ret = softness;
} else if ("joint_constraints/relaxation" == p_name) {
r_ret = relaxation;
} else {
return false;
}
return true;
}
void PhysicalBone3D::ConeJointData::_get_property_list(List<PropertyInfo> *p_list) const {
JointData::_get_property_list(p_list);
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/swing_span", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/twist_span", PROPERTY_HINT_RANGE, "-40000,40000,0.1,or_lesser,or_greater"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/bias", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/softness", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/relaxation", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
}
bool PhysicalBone3D::HingeJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
if (JointData::_set(p_name, p_value, j)) {
return true;
}
if ("joint_constraints/angular_limit_enabled" == p_name) {
angular_limit_enabled = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_flag(j, PhysicsServer3D::HINGE_JOINT_FLAG_USE_LIMIT, angular_limit_enabled);
}
} else if ("joint_constraints/angular_limit_upper" == p_name) {
angular_limit_upper = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_param(j, PhysicsServer3D::HINGE_JOINT_LIMIT_UPPER, angular_limit_upper);
}
} else if ("joint_constraints/angular_limit_lower" == p_name) {
angular_limit_lower = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_param(j, PhysicsServer3D::HINGE_JOINT_LIMIT_LOWER, angular_limit_lower);
}
} else if ("joint_constraints/angular_limit_bias" == p_name) {
angular_limit_bias = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_param(j, PhysicsServer3D::HINGE_JOINT_LIMIT_BIAS, angular_limit_bias);
}
} else if ("joint_constraints/angular_limit_softness" == p_name) {
angular_limit_softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_param(j, PhysicsServer3D::HINGE_JOINT_LIMIT_SOFTNESS, angular_limit_softness);
}
} else if ("joint_constraints/angular_limit_relaxation" == p_name) {
angular_limit_relaxation = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->hinge_joint_set_param(j, PhysicsServer3D::HINGE_JOINT_LIMIT_RELAXATION, angular_limit_relaxation);
}
} else {
return false;
}
return true;
}
bool PhysicalBone3D::HingeJointData::_get(const StringName &p_name, Variant &r_ret) const {
if (JointData::_get(p_name, r_ret)) {
return true;
}
if ("joint_constraints/angular_limit_enabled" == p_name) {
r_ret = angular_limit_enabled;
} else if ("joint_constraints/angular_limit_upper" == p_name) {
r_ret = Math::rad2deg(angular_limit_upper);
} else if ("joint_constraints/angular_limit_lower" == p_name) {
r_ret = Math::rad2deg(angular_limit_lower);
} else if ("joint_constraints/angular_limit_bias" == p_name) {
r_ret = angular_limit_bias;
} else if ("joint_constraints/angular_limit_softness" == p_name) {
r_ret = angular_limit_softness;
} else if ("joint_constraints/angular_limit_relaxation" == p_name) {
r_ret = angular_limit_relaxation;
} else {
return false;
}
return true;
}
void PhysicalBone3D::HingeJointData::_get_property_list(List<PropertyInfo> *p_list) const {
JointData::_get_property_list(p_list);
p_list->push_back(PropertyInfo(Variant::BOOL, "joint_constraints/angular_limit_enabled"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_upper", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_lower", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_bias", PROPERTY_HINT_RANGE, "0.01,0.99,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_softness", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_relaxation", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
}
bool PhysicalBone3D::SliderJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
if (JointData::_set(p_name, p_value, j)) {
return true;
}
if ("joint_constraints/linear_limit_upper" == p_name) {
linear_limit_upper = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_UPPER, linear_limit_upper);
}
} else if ("joint_constraints/linear_limit_lower" == p_name) {
linear_limit_lower = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_LOWER, linear_limit_lower);
}
} else if ("joint_constraints/linear_limit_softness" == p_name) {
linear_limit_softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_SOFTNESS, linear_limit_softness);
}
} else if ("joint_constraints/linear_limit_restitution" == p_name) {
linear_limit_restitution = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_RESTITUTION, linear_limit_restitution);
}
} else if ("joint_constraints/linear_limit_damping" == p_name) {
linear_limit_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_DAMPING, linear_limit_restitution);
}
} else if ("joint_constraints/angular_limit_upper" == p_name) {
angular_limit_upper = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_UPPER, angular_limit_upper);
}
} else if ("joint_constraints/angular_limit_lower" == p_name) {
angular_limit_lower = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_LOWER, angular_limit_lower);
}
} else if ("joint_constraints/angular_limit_softness" == p_name) {
angular_limit_softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_SOFTNESS, angular_limit_softness);
}
} else if ("joint_constraints/angular_limit_restitution" == p_name) {
angular_limit_restitution = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_SOFTNESS, angular_limit_softness);
}
} else if ("joint_constraints/angular_limit_damping" == p_name) {
angular_limit_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->slider_joint_set_param(j, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_DAMPING, angular_limit_damping);
}
} else {
return false;
}
return true;
}
bool PhysicalBone3D::SliderJointData::_get(const StringName &p_name, Variant &r_ret) const {
if (JointData::_get(p_name, r_ret)) {
return true;
}
if ("joint_constraints/linear_limit_upper" == p_name) {
r_ret = linear_limit_upper;
} else if ("joint_constraints/linear_limit_lower" == p_name) {
r_ret = linear_limit_lower;
} else if ("joint_constraints/linear_limit_softness" == p_name) {
r_ret = linear_limit_softness;
} else if ("joint_constraints/linear_limit_restitution" == p_name) {
r_ret = linear_limit_restitution;
} else if ("joint_constraints/linear_limit_damping" == p_name) {
r_ret = linear_limit_damping;
} else if ("joint_constraints/angular_limit_upper" == p_name) {
r_ret = Math::rad2deg(angular_limit_upper);
} else if ("joint_constraints/angular_limit_lower" == p_name) {
r_ret = Math::rad2deg(angular_limit_lower);
} else if ("joint_constraints/angular_limit_softness" == p_name) {
r_ret = angular_limit_softness;
} else if ("joint_constraints/angular_limit_restitution" == p_name) {
r_ret = angular_limit_restitution;
} else if ("joint_constraints/angular_limit_damping" == p_name) {
r_ret = angular_limit_damping;
} else {
return false;
}
return true;
}
void PhysicalBone3D::SliderJointData::_get_property_list(List<PropertyInfo> *p_list) const {
JointData::_get_property_list(p_list);
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/linear_limit_upper"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/linear_limit_lower"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/linear_limit_softness", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/linear_limit_restitution", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/linear_limit_damping", PROPERTY_HINT_RANGE, "0,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_upper", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_lower", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_softness", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_restitution", PROPERTY_HINT_RANGE, "0.01,16.0,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/angular_limit_damping", PROPERTY_HINT_RANGE, "0,16.0,0.01"));
}
bool PhysicalBone3D::SixDOFJointData::_set(const StringName &p_name, const Variant &p_value, RID j) {
if (JointData::_set(p_name, p_value, j)) {
return true;
}
String path = p_name;
if (!path.begins_with("joint_constraints/")) {
return false;
}
Vector3::Axis axis;
{
const String axis_s = path.get_slicec('/', 1);
if ("x" == axis_s) {
axis = Vector3::AXIS_X;
} else if ("y" == axis_s) {
axis = Vector3::AXIS_Y;
} else if ("z" == axis_s) {
axis = Vector3::AXIS_Z;
} else {
return false;
}
}
String var_name = path.get_slicec('/', 2);
if ("linear_limit_enabled" == var_name) {
axis_data[axis].linear_limit_enabled = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(j, axis, PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_LINEAR_LIMIT, axis_data[axis].linear_limit_enabled);
}
} else if ("linear_limit_upper" == var_name) {
axis_data[axis].linear_limit_upper = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_UPPER_LIMIT, axis_data[axis].linear_limit_upper);
}
} else if ("linear_limit_lower" == var_name) {
axis_data[axis].linear_limit_lower = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_LOWER_LIMIT, axis_data[axis].linear_limit_lower);
}
} else if ("linear_limit_softness" == var_name) {
axis_data[axis].linear_limit_softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_LIMIT_SOFTNESS, axis_data[axis].linear_limit_softness);
}
} else if ("linear_spring_enabled" == var_name) {
axis_data[axis].linear_spring_enabled = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(j, axis, PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_LINEAR_SPRING, axis_data[axis].linear_spring_enabled);
}
} else if ("linear_spring_stiffness" == var_name) {
axis_data[axis].linear_spring_stiffness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_STIFFNESS, axis_data[axis].linear_spring_stiffness);
}
} else if ("linear_spring_damping" == var_name) {
axis_data[axis].linear_spring_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_DAMPING, axis_data[axis].linear_spring_damping);
}
} else if ("linear_equilibrium_point" == var_name) {
axis_data[axis].linear_equilibrium_point = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_EQUILIBRIUM_POINT, axis_data[axis].linear_equilibrium_point);
}
} else if ("linear_restitution" == var_name) {
axis_data[axis].linear_restitution = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_RESTITUTION, axis_data[axis].linear_restitution);
}
} else if ("linear_damping" == var_name) {
axis_data[axis].linear_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_LINEAR_DAMPING, axis_data[axis].linear_damping);
}
} else if ("angular_limit_enabled" == var_name) {
axis_data[axis].angular_limit_enabled = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(j, axis, PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_ANGULAR_LIMIT, axis_data[axis].angular_limit_enabled);
}
} else if ("angular_limit_upper" == var_name) {
axis_data[axis].angular_limit_upper = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_UPPER_LIMIT, axis_data[axis].angular_limit_upper);
}
} else if ("angular_limit_lower" == var_name) {
axis_data[axis].angular_limit_lower = Math::deg2rad(real_t(p_value));
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_LOWER_LIMIT, axis_data[axis].angular_limit_lower);
}
} else if ("angular_limit_softness" == var_name) {
axis_data[axis].angular_limit_softness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_LIMIT_SOFTNESS, axis_data[axis].angular_limit_softness);
}
} else if ("angular_restitution" == var_name) {
axis_data[axis].angular_restitution = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_RESTITUTION, axis_data[axis].angular_restitution);
}
} else if ("angular_damping" == var_name) {
axis_data[axis].angular_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_DAMPING, axis_data[axis].angular_damping);
}
} else if ("erp" == var_name) {
axis_data[axis].erp = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_ERP, axis_data[axis].erp);
}
} else if ("angular_spring_enabled" == var_name) {
axis_data[axis].angular_spring_enabled = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(j, axis, PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_ANGULAR_SPRING, axis_data[axis].angular_spring_enabled);
}
} else if ("angular_spring_stiffness" == var_name) {
axis_data[axis].angular_spring_stiffness = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_STIFFNESS, axis_data[axis].angular_spring_stiffness);
}
} else if ("angular_spring_damping" == var_name) {
axis_data[axis].angular_spring_damping = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_DAMPING, axis_data[axis].angular_spring_damping);
}
} else if ("angular_equilibrium_point" == var_name) {
axis_data[axis].angular_equilibrium_point = p_value;
if (j.is_valid()) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(j, axis, PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_EQUILIBRIUM_POINT, axis_data[axis].angular_equilibrium_point);
}
} else {
return false;
}
return true;
}
bool PhysicalBone3D::SixDOFJointData::_get(const StringName &p_name, Variant &r_ret) const {
if (JointData::_get(p_name, r_ret)) {
return true;
}
String path = p_name;
if (!path.begins_with("joint_constraints/")) {
return false;
}
int axis;
{
const String axis_s = path.get_slicec('/', 1);
if ("x" == axis_s) {
axis = 0;
} else if ("y" == axis_s) {
axis = 1;
} else if ("z" == axis_s) {
axis = 2;
} else {
return false;
}
}
String var_name = path.get_slicec('/', 2);
if ("linear_limit_enabled" == var_name) {
r_ret = axis_data[axis].linear_limit_enabled;
} else if ("linear_limit_upper" == var_name) {
r_ret = axis_data[axis].linear_limit_upper;
} else if ("linear_limit_lower" == var_name) {
r_ret = axis_data[axis].linear_limit_lower;
} else if ("linear_limit_softness" == var_name) {
r_ret = axis_data[axis].linear_limit_softness;
} else if ("linear_spring_enabled" == var_name) {
r_ret = axis_data[axis].linear_spring_enabled;
} else if ("linear_spring_stiffness" == var_name) {
r_ret = axis_data[axis].linear_spring_stiffness;
} else if ("linear_spring_damping" == var_name) {
r_ret = axis_data[axis].linear_spring_damping;
} else if ("linear_equilibrium_point" == var_name) {
r_ret = axis_data[axis].linear_equilibrium_point;
} else if ("linear_restitution" == var_name) {
r_ret = axis_data[axis].linear_restitution;
} else if ("linear_damping" == var_name) {
r_ret = axis_data[axis].linear_damping;
} else if ("angular_limit_enabled" == var_name) {
r_ret = axis_data[axis].angular_limit_enabled;
} else if ("angular_limit_upper" == var_name) {
r_ret = Math::rad2deg(axis_data[axis].angular_limit_upper);
} else if ("angular_limit_lower" == var_name) {
r_ret = Math::rad2deg(axis_data[axis].angular_limit_lower);
} else if ("angular_limit_softness" == var_name) {
r_ret = axis_data[axis].angular_limit_softness;
} else if ("angular_restitution" == var_name) {
r_ret = axis_data[axis].angular_restitution;
} else if ("angular_damping" == var_name) {
r_ret = axis_data[axis].angular_damping;
} else if ("erp" == var_name) {
r_ret = axis_data[axis].erp;
} else if ("angular_spring_enabled" == var_name) {
r_ret = axis_data[axis].angular_spring_enabled;
} else if ("angular_spring_stiffness" == var_name) {
r_ret = axis_data[axis].angular_spring_stiffness;
} else if ("angular_spring_damping" == var_name) {
r_ret = axis_data[axis].angular_spring_damping;
} else if ("angular_equilibrium_point" == var_name) {
r_ret = axis_data[axis].angular_equilibrium_point;
} else {
return false;
}
return true;
}
void PhysicalBone3D::SixDOFJointData::_get_property_list(List<PropertyInfo> *p_list) const {
const StringName axis_names[] = { "x", "y", "z" };
for (int i = 0; i < 3; ++i) {
p_list->push_back(PropertyInfo(Variant::BOOL, "joint_constraints/" + axis_names[i] + "/linear_limit_enabled"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_limit_upper"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_limit_lower"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_limit_softness", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::BOOL, "joint_constraints/" + axis_names[i] + "/linear_spring_enabled"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_spring_stiffness"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_spring_damping"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_equilibrium_point"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_restitution", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/linear_damping", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::BOOL, "joint_constraints/" + axis_names[i] + "/angular_limit_enabled"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_limit_upper", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_limit_lower", PROPERTY_HINT_RANGE, "-180,180,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_limit_softness", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_restitution", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_damping", PROPERTY_HINT_RANGE, "0.01,16,0.01"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/erp"));
p_list->push_back(PropertyInfo(Variant::BOOL, "joint_constraints/" + axis_names[i] + "/angular_spring_enabled"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_spring_stiffness"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_spring_damping"));
p_list->push_back(PropertyInfo(Variant::FLOAT, "joint_constraints/" + axis_names[i] + "/angular_equilibrium_point"));
}
}
bool PhysicalBone3D::_set(const StringName &p_name, const Variant &p_value) {
if (p_name == "bone_name") {
set_bone_name(p_value);
return true;
}
if (joint_data) {
if (joint_data->_set(p_name, p_value, joint)) {
#ifdef TOOLS_ENABLED
update_gizmos();
#endif
return true;
}
}
return false;
}
bool PhysicalBone3D::_get(const StringName &p_name, Variant &r_ret) const {
if (p_name == "bone_name") {
r_ret = get_bone_name();
return true;
}
if (joint_data) {
return joint_data->_get(p_name, r_ret);
}
return false;
}
void PhysicalBone3D::_get_property_list(List<PropertyInfo> *p_list) const {
Skeleton3D *parent = find_skeleton_parent(get_parent());
if (parent) {
String names;
for (int i = 0; i < parent->get_bone_count(); i++) {
if (i > 0) {
names += ",";
}
names += parent->get_bone_name(i);
}
p_list->push_back(PropertyInfo(Variant::STRING_NAME, "bone_name", PROPERTY_HINT_ENUM, names));
} else {
p_list->push_back(PropertyInfo(Variant::STRING_NAME, "bone_name"));
}
if (joint_data) {
joint_data->_get_property_list(p_list);
}
}
void PhysicalBone3D::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_ENTER_TREE:
parent_skeleton = find_skeleton_parent(get_parent());
update_bone_id();
reset_to_rest_position();
reset_physics_simulation_state();
if (joint_data) {
_reload_joint();
}
break;
case NOTIFICATION_EXIT_TREE: {
if (parent_skeleton) {
if (-1 != bone_id) {
parent_skeleton->unbind_physical_bone_from_bone(bone_id);
bone_id = -1;
}
}
parent_skeleton = nullptr;
PhysicsServer3D::get_singleton()->joint_clear(joint);
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
if (Engine::get_singleton()->is_editor_hint()) {
update_offset();
}
} break;
}
}
void PhysicalBone3D::_direct_state_changed(Object *p_state) {
if (!simulate_physics || !_internal_simulate_physics) {
return;
}
/// Update bone transform
PhysicsDirectBodyState3D *state;
#ifdef DEBUG_ENABLED
state = Object::cast_to<PhysicsDirectBodyState3D>(p_state);
ERR_FAIL_NULL_MSG(state, "Method '_direct_state_changed' must receive a valid PhysicsDirectBodyState3D object as argument");
#else
state = (PhysicsDirectBodyState3D *)p_state; //trust it
#endif
Transform3D global_transform(state->get_transform());
set_ignore_transform_notification(true);
set_global_transform(global_transform);
set_ignore_transform_notification(false);
_on_transform_changed();
// Update skeleton
if (parent_skeleton) {
if (-1 != bone_id) {
parent_skeleton->set_bone_global_pose_override(bone_id, parent_skeleton->get_global_transform().affine_inverse() * (global_transform * body_offset_inverse), 1.0, true);
}
}
}
void PhysicalBone3D::_bind_methods() {
ClassDB::bind_method(D_METHOD("apply_central_impulse", "impulse"), &PhysicalBone3D::apply_central_impulse);
ClassDB::bind_method(D_METHOD("apply_impulse", "impulse", "position"), &PhysicalBone3D::apply_impulse, Vector3());
ClassDB::bind_method(D_METHOD("set_joint_type", "joint_type"), &PhysicalBone3D::set_joint_type);
ClassDB::bind_method(D_METHOD("get_joint_type"), &PhysicalBone3D::get_joint_type);
ClassDB::bind_method(D_METHOD("set_joint_offset", "offset"), &PhysicalBone3D::set_joint_offset);
ClassDB::bind_method(D_METHOD("get_joint_offset"), &PhysicalBone3D::get_joint_offset);
ClassDB::bind_method(D_METHOD("set_joint_rotation", "euler"), &PhysicalBone3D::set_joint_rotation);
ClassDB::bind_method(D_METHOD("get_joint_rotation"), &PhysicalBone3D::get_joint_rotation);
ClassDB::bind_method(D_METHOD("set_body_offset", "offset"), &PhysicalBone3D::set_body_offset);
ClassDB::bind_method(D_METHOD("get_body_offset"), &PhysicalBone3D::get_body_offset);
ClassDB::bind_method(D_METHOD("get_simulate_physics"), &PhysicalBone3D::get_simulate_physics);
ClassDB::bind_method(D_METHOD("is_simulating_physics"), &PhysicalBone3D::is_simulating_physics);
ClassDB::bind_method(D_METHOD("get_bone_id"), &PhysicalBone3D::get_bone_id);
ClassDB::bind_method(D_METHOD("set_mass", "mass"), &PhysicalBone3D::set_mass);
ClassDB::bind_method(D_METHOD("get_mass"), &PhysicalBone3D::get_mass);
ClassDB::bind_method(D_METHOD("set_friction", "friction"), &PhysicalBone3D::set_friction);
ClassDB::bind_method(D_METHOD("get_friction"), &PhysicalBone3D::get_friction);
ClassDB::bind_method(D_METHOD("set_bounce", "bounce"), &PhysicalBone3D::set_bounce);
ClassDB::bind_method(D_METHOD("get_bounce"), &PhysicalBone3D::get_bounce);
ClassDB::bind_method(D_METHOD("set_gravity_scale", "gravity_scale"), &PhysicalBone3D::set_gravity_scale);
ClassDB::bind_method(D_METHOD("get_gravity_scale"), &PhysicalBone3D::get_gravity_scale);
ClassDB::bind_method(D_METHOD("set_linear_damp", "linear_damp"), &PhysicalBone3D::set_linear_damp);
ClassDB::bind_method(D_METHOD("get_linear_damp"), &PhysicalBone3D::get_linear_damp);
ClassDB::bind_method(D_METHOD("set_angular_damp", "angular_damp"), &PhysicalBone3D::set_angular_damp);
ClassDB::bind_method(D_METHOD("get_angular_damp"), &PhysicalBone3D::get_angular_damp);
ClassDB::bind_method(D_METHOD("set_can_sleep", "able_to_sleep"), &PhysicalBone3D::set_can_sleep);
ClassDB::bind_method(D_METHOD("is_able_to_sleep"), &PhysicalBone3D::is_able_to_sleep);
ADD_GROUP("Joint", "joint_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "joint_type", PROPERTY_HINT_ENUM, "None,PinJoint,ConeJoint,HingeJoint,SliderJoint,6DOFJoint"), "set_joint_type", "get_joint_type");
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM3D, "joint_offset"), "set_joint_offset", "get_joint_offset");
ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "joint_rotation", PROPERTY_HINT_RANGE, "-360,360,0.01,or_lesser,or_greater,radians"), "set_joint_rotation", "get_joint_rotation");
ADD_PROPERTY(PropertyInfo(Variant::TRANSFORM3D, "body_offset"), "set_body_offset", "get_body_offset");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "mass", PROPERTY_HINT_RANGE, "0.01,65535,0.01,exp"), "set_mass", "get_mass");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "friction", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_friction", "get_friction");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "bounce", PROPERTY_HINT_RANGE, "0,1,0.01"), "set_bounce", "get_bounce");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "gravity_scale", PROPERTY_HINT_RANGE, "-10,10,0.01"), "set_gravity_scale", "get_gravity_scale");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "linear_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"), "set_linear_damp", "get_linear_damp");
ADD_PROPERTY(PropertyInfo(Variant::FLOAT, "angular_damp", PROPERTY_HINT_RANGE, "-1,100,0.001,or_greater"), "set_angular_damp", "get_angular_damp");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "can_sleep"), "set_can_sleep", "is_able_to_sleep");
BIND_ENUM_CONSTANT(JOINT_TYPE_NONE);
BIND_ENUM_CONSTANT(JOINT_TYPE_PIN);
BIND_ENUM_CONSTANT(JOINT_TYPE_CONE);
BIND_ENUM_CONSTANT(JOINT_TYPE_HINGE);
BIND_ENUM_CONSTANT(JOINT_TYPE_SLIDER);
BIND_ENUM_CONSTANT(JOINT_TYPE_6DOF);
}
Skeleton3D *PhysicalBone3D::find_skeleton_parent(Node *p_parent) {
if (!p_parent) {
return nullptr;
}
Skeleton3D *s = Object::cast_to<Skeleton3D>(p_parent);
return s ? s : find_skeleton_parent(p_parent->get_parent());
}
void PhysicalBone3D::_update_joint_offset() {
_fix_joint_offset();
set_ignore_transform_notification(true);
reset_to_rest_position();
set_ignore_transform_notification(false);
#ifdef TOOLS_ENABLED
update_gizmos();
#endif
}
void PhysicalBone3D::_fix_joint_offset() {
// Clamp joint origin to bone origin
if (parent_skeleton) {
joint_offset.origin = body_offset.affine_inverse().origin;
}
}
void PhysicalBone3D::_reload_joint() {
if (!parent_skeleton) {
PhysicsServer3D::get_singleton()->joint_clear(joint);
return;
}
PhysicalBone3D *body_a = parent_skeleton->get_physical_bone_parent(bone_id);
if (!body_a) {
PhysicsServer3D::get_singleton()->joint_clear(joint);
return;
}
Transform3D joint_transf = get_global_transform() * joint_offset;
Transform3D local_a = body_a->get_global_transform().affine_inverse() * joint_transf;
local_a.orthonormalize();
switch (get_joint_type()) {
case JOINT_TYPE_PIN: {
PhysicsServer3D::get_singleton()->joint_make_pin(joint, body_a->get_rid(), local_a.origin, get_rid(), joint_offset.origin);
const PinJointData *pjd(static_cast<const PinJointData *>(joint_data));
PhysicsServer3D::get_singleton()->pin_joint_set_param(joint, PhysicsServer3D::PIN_JOINT_BIAS, pjd->bias);
PhysicsServer3D::get_singleton()->pin_joint_set_param(joint, PhysicsServer3D::PIN_JOINT_DAMPING, pjd->damping);
PhysicsServer3D::get_singleton()->pin_joint_set_param(joint, PhysicsServer3D::PIN_JOINT_IMPULSE_CLAMP, pjd->impulse_clamp);
} break;
case JOINT_TYPE_CONE: {
PhysicsServer3D::get_singleton()->joint_make_cone_twist(joint, body_a->get_rid(), local_a, get_rid(), joint_offset);
const ConeJointData *cjd(static_cast<const ConeJointData *>(joint_data));
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(joint, PhysicsServer3D::CONE_TWIST_JOINT_SWING_SPAN, cjd->swing_span);
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(joint, PhysicsServer3D::CONE_TWIST_JOINT_TWIST_SPAN, cjd->twist_span);
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(joint, PhysicsServer3D::CONE_TWIST_JOINT_BIAS, cjd->bias);
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(joint, PhysicsServer3D::CONE_TWIST_JOINT_SOFTNESS, cjd->softness);
PhysicsServer3D::get_singleton()->cone_twist_joint_set_param(joint, PhysicsServer3D::CONE_TWIST_JOINT_RELAXATION, cjd->relaxation);
} break;
case JOINT_TYPE_HINGE: {
PhysicsServer3D::get_singleton()->joint_make_hinge(joint, body_a->get_rid(), local_a, get_rid(), joint_offset);
const HingeJointData *hjd(static_cast<const HingeJointData *>(joint_data));
PhysicsServer3D::get_singleton()->hinge_joint_set_flag(joint, PhysicsServer3D::HINGE_JOINT_FLAG_USE_LIMIT, hjd->angular_limit_enabled);
PhysicsServer3D::get_singleton()->hinge_joint_set_param(joint, PhysicsServer3D::HINGE_JOINT_LIMIT_UPPER, hjd->angular_limit_upper);
PhysicsServer3D::get_singleton()->hinge_joint_set_param(joint, PhysicsServer3D::HINGE_JOINT_LIMIT_LOWER, hjd->angular_limit_lower);
PhysicsServer3D::get_singleton()->hinge_joint_set_param(joint, PhysicsServer3D::HINGE_JOINT_LIMIT_BIAS, hjd->angular_limit_bias);
PhysicsServer3D::get_singleton()->hinge_joint_set_param(joint, PhysicsServer3D::HINGE_JOINT_LIMIT_SOFTNESS, hjd->angular_limit_softness);
PhysicsServer3D::get_singleton()->hinge_joint_set_param(joint, PhysicsServer3D::HINGE_JOINT_LIMIT_RELAXATION, hjd->angular_limit_relaxation);
} break;
case JOINT_TYPE_SLIDER: {
PhysicsServer3D::get_singleton()->joint_make_slider(joint, body_a->get_rid(), local_a, get_rid(), joint_offset);
const SliderJointData *sjd(static_cast<const SliderJointData *>(joint_data));
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_UPPER, sjd->linear_limit_upper);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_LOWER, sjd->linear_limit_lower);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_SOFTNESS, sjd->linear_limit_softness);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_RESTITUTION, sjd->linear_limit_restitution);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_LINEAR_LIMIT_DAMPING, sjd->linear_limit_restitution);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_UPPER, sjd->angular_limit_upper);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_LOWER, sjd->angular_limit_lower);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_SOFTNESS, sjd->angular_limit_softness);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_SOFTNESS, sjd->angular_limit_softness);
PhysicsServer3D::get_singleton()->slider_joint_set_param(joint, PhysicsServer3D::SLIDER_JOINT_ANGULAR_LIMIT_DAMPING, sjd->angular_limit_damping);
} break;
case JOINT_TYPE_6DOF: {
PhysicsServer3D::get_singleton()->joint_make_generic_6dof(joint, body_a->get_rid(), local_a, get_rid(), joint_offset);
const SixDOFJointData *g6dofjd(static_cast<const SixDOFJointData *>(joint_data));
for (int axis = 0; axis < 3; ++axis) {
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_LINEAR_LIMIT, g6dofjd->axis_data[axis].linear_limit_enabled);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_UPPER_LIMIT, g6dofjd->axis_data[axis].linear_limit_upper);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_LOWER_LIMIT, g6dofjd->axis_data[axis].linear_limit_lower);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_LIMIT_SOFTNESS, g6dofjd->axis_data[axis].linear_limit_softness);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_LINEAR_SPRING, g6dofjd->axis_data[axis].linear_spring_enabled);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_STIFFNESS, g6dofjd->axis_data[axis].linear_spring_stiffness);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_DAMPING, g6dofjd->axis_data[axis].linear_spring_damping);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_SPRING_EQUILIBRIUM_POINT, g6dofjd->axis_data[axis].linear_equilibrium_point);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_RESTITUTION, g6dofjd->axis_data[axis].linear_restitution);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_LINEAR_DAMPING, g6dofjd->axis_data[axis].linear_damping);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_ANGULAR_LIMIT, g6dofjd->axis_data[axis].angular_limit_enabled);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_UPPER_LIMIT, g6dofjd->axis_data[axis].angular_limit_upper);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_LOWER_LIMIT, g6dofjd->axis_data[axis].angular_limit_lower);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_LIMIT_SOFTNESS, g6dofjd->axis_data[axis].angular_limit_softness);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_RESTITUTION, g6dofjd->axis_data[axis].angular_restitution);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_DAMPING, g6dofjd->axis_data[axis].angular_damping);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_ERP, g6dofjd->axis_data[axis].erp);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_flag(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_FLAG_ENABLE_ANGULAR_SPRING, g6dofjd->axis_data[axis].angular_spring_enabled);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_STIFFNESS, g6dofjd->axis_data[axis].angular_spring_stiffness);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_DAMPING, g6dofjd->axis_data[axis].angular_spring_damping);
PhysicsServer3D::get_singleton()->generic_6dof_joint_set_param(joint, static_cast<Vector3::Axis>(axis), PhysicsServer3D::G6DOF_JOINT_ANGULAR_SPRING_EQUILIBRIUM_POINT, g6dofjd->axis_data[axis].angular_equilibrium_point);
}
} break;
case JOINT_TYPE_NONE: {
} break;
}
}
void PhysicalBone3D::_on_bone_parent_changed() {
_reload_joint();
}
void PhysicalBone3D::_set_gizmo_move_joint(bool p_move_joint) {
#ifdef TOOLS_ENABLED
gizmo_move_joint = p_move_joint;
Node3DEditor::get_singleton()->update_transform_gizmo();
#endif
}
#ifdef TOOLS_ENABLED
Transform3D PhysicalBone3D::get_global_gizmo_transform() const {
return gizmo_move_joint ? get_global_transform() * joint_offset : get_global_transform();
}
Transform3D PhysicalBone3D::get_local_gizmo_transform() const {
return gizmo_move_joint ? get_transform() * joint_offset : get_transform();
}
#endif
const PhysicalBone3D::JointData *PhysicalBone3D::get_joint_data() const {
return joint_data;
}
Skeleton3D *PhysicalBone3D::find_skeleton_parent() {
return find_skeleton_parent(this);
}
void PhysicalBone3D::set_joint_type(JointType p_joint_type) {
if (p_joint_type == get_joint_type()) {
return;
}
if (joint_data) {
memdelete(joint_data);
}
joint_data = nullptr;
switch (p_joint_type) {
case JOINT_TYPE_PIN:
joint_data = memnew(PinJointData);
break;
case JOINT_TYPE_CONE:
joint_data = memnew(ConeJointData);
break;
case JOINT_TYPE_HINGE:
joint_data = memnew(HingeJointData);
break;
case JOINT_TYPE_SLIDER:
joint_data = memnew(SliderJointData);
break;
case JOINT_TYPE_6DOF:
joint_data = memnew(SixDOFJointData);
break;
case JOINT_TYPE_NONE:
break;
}
_reload_joint();
#ifdef TOOLS_ENABLED
notify_property_list_changed();
update_gizmos();
#endif
}
PhysicalBone3D::JointType PhysicalBone3D::get_joint_type() const {
return joint_data ? joint_data->get_joint_type() : JOINT_TYPE_NONE;
}
void PhysicalBone3D::set_joint_offset(const Transform3D &p_offset) {
joint_offset = p_offset;
_update_joint_offset();
}
const Transform3D &PhysicalBone3D::get_joint_offset() const {
return joint_offset;
}
void PhysicalBone3D::set_joint_rotation(const Vector3 &p_euler_rad) {
joint_offset.basis.set_euler_scale(p_euler_rad, joint_offset.basis.get_scale());
_update_joint_offset();
}
Vector3 PhysicalBone3D::get_joint_rotation() const {
return joint_offset.basis.get_rotation();
}
const Transform3D &PhysicalBone3D::get_body_offset() const {
return body_offset;
}
void PhysicalBone3D::set_body_offset(const Transform3D &p_offset) {
body_offset = p_offset;
body_offset_inverse = body_offset.affine_inverse();
_update_joint_offset();
}
void PhysicalBone3D::set_simulate_physics(bool p_simulate) {
if (simulate_physics == p_simulate) {
return;
}
simulate_physics = p_simulate;
reset_physics_simulation_state();
}
bool PhysicalBone3D::get_simulate_physics() {
return simulate_physics;
}
bool PhysicalBone3D::is_simulating_physics() {
return _internal_simulate_physics;
}
void PhysicalBone3D::set_bone_name(const String &p_name) {
bone_name = p_name;
bone_id = -1;
update_bone_id();
reset_to_rest_position();
}
const String &PhysicalBone3D::get_bone_name() const {
return bone_name;
}
void PhysicalBone3D::set_mass(real_t p_mass) {
ERR_FAIL_COND(p_mass <= 0);
mass = p_mass;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_MASS, mass);
}
real_t PhysicalBone3D::get_mass() const {
return mass;
}
void PhysicalBone3D::set_friction(real_t p_friction) {
ERR_FAIL_COND(p_friction < 0 || p_friction > 1);
friction = p_friction;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_FRICTION, friction);
}
real_t PhysicalBone3D::get_friction() const {
return friction;
}
void PhysicalBone3D::set_bounce(real_t p_bounce) {
ERR_FAIL_COND(p_bounce < 0 || p_bounce > 1);
bounce = p_bounce;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_BOUNCE, bounce);
}
real_t PhysicalBone3D::get_bounce() const {
return bounce;
}
void PhysicalBone3D::set_gravity_scale(real_t p_gravity_scale) {
gravity_scale = p_gravity_scale;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_GRAVITY_SCALE, gravity_scale);
}
real_t PhysicalBone3D::get_gravity_scale() const {
return gravity_scale;
}
void PhysicalBone3D::set_linear_damp(real_t p_linear_damp) {
ERR_FAIL_COND(p_linear_damp < -1);
linear_damp = p_linear_damp;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_LINEAR_DAMP, linear_damp);
}
real_t PhysicalBone3D::get_linear_damp() const {
return linear_damp;
}
void PhysicalBone3D::set_angular_damp(real_t p_angular_damp) {
ERR_FAIL_COND(p_angular_damp < -1);
angular_damp = p_angular_damp;
PhysicsServer3D::get_singleton()->body_set_param(get_rid(), PhysicsServer3D::BODY_PARAM_ANGULAR_DAMP, angular_damp);
}
real_t PhysicalBone3D::get_angular_damp() const {
return angular_damp;
}
void PhysicalBone3D::set_can_sleep(bool p_active) {
can_sleep = p_active;
PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_CAN_SLEEP, p_active);
}
bool PhysicalBone3D::is_able_to_sleep() const {
return can_sleep;
}
PhysicalBone3D::PhysicalBone3D() :
PhysicsBody3D(PhysicsServer3D::BODY_MODE_STATIC) {
joint = PhysicsServer3D::get_singleton()->joint_create();
reset_physics_simulation_state();
}
PhysicalBone3D::~PhysicalBone3D() {
if (joint_data) {
memdelete(joint_data);
}
PhysicsServer3D::get_singleton()->free(joint);
}
void PhysicalBone3D::update_bone_id() {
if (!parent_skeleton) {
return;
}
const int new_bone_id = parent_skeleton->find_bone(bone_name);
if (new_bone_id != bone_id) {
if (-1 != bone_id) {
// Assert the unbind from old node
parent_skeleton->unbind_physical_bone_from_bone(bone_id);
}
bone_id = new_bone_id;
parent_skeleton->bind_physical_bone_to_bone(bone_id, this);
_fix_joint_offset();
reset_physics_simulation_state();
}
}
void PhysicalBone3D::update_offset() {
#ifdef TOOLS_ENABLED
if (parent_skeleton) {
Transform3D bone_transform(parent_skeleton->get_global_transform());
if (-1 != bone_id) {
bone_transform *= parent_skeleton->get_bone_global_pose(bone_id);
}
if (gizmo_move_joint) {
bone_transform *= body_offset;
set_joint_offset(bone_transform.affine_inverse() * get_global_transform());
} else {
set_body_offset(bone_transform.affine_inverse() * get_global_transform());
}
}
#endif
}
void PhysicalBone3D::_start_physics_simulation() {
if (_internal_simulate_physics || !parent_skeleton) {
return;
}
reset_to_rest_position();
set_body_mode(PhysicsServer3D::BODY_MODE_DYNAMIC);
PhysicsServer3D::get_singleton()->body_set_collision_layer(get_rid(), get_collision_layer());
PhysicsServer3D::get_singleton()->body_set_collision_mask(get_rid(), get_collision_mask());
PhysicsServer3D::get_singleton()->body_set_force_integration_callback(get_rid(), callable_mp(this, &PhysicalBone3D::_direct_state_changed));
set_as_top_level(true);
_internal_simulate_physics = true;
}
void PhysicalBone3D::_stop_physics_simulation() {
if (!parent_skeleton) {
return;
}
if (parent_skeleton->get_animate_physical_bones()) {
set_body_mode(PhysicsServer3D::BODY_MODE_KINEMATIC);
PhysicsServer3D::get_singleton()->body_set_collision_layer(get_rid(), get_collision_layer());
PhysicsServer3D::get_singleton()->body_set_collision_mask(get_rid(), get_collision_mask());
} else {
set_body_mode(PhysicsServer3D::BODY_MODE_STATIC);
PhysicsServer3D::get_singleton()->body_set_collision_layer(get_rid(), 0);
PhysicsServer3D::get_singleton()->body_set_collision_mask(get_rid(), 0);
}
if (_internal_simulate_physics) {
PhysicsServer3D::get_singleton()->body_set_force_integration_callback(get_rid(), Callable());
parent_skeleton->set_bone_global_pose_override(bone_id, Transform3D(), 0.0, false);
set_as_top_level(false);
_internal_simulate_physics = false;
}
}