godot/scene/3d/physics/static_body_3d.cpp

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/*  static_body_3d.cpp                                                    */
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur.                  */
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#include "static_body_3d.h"

void StaticBody3D::set_physics_material_override(const Ref<PhysicsMaterial> &p_physics_material_override) {
	if (physics_material_override.is_valid()) {
		physics_material_override->disconnect_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_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_constant_linear_velocity(const Vector3 &p_vel) {
	constant_linear_velocity = p_vel;

	PhysicsServer3D::get_singleton()->body_set_state(get_rid(), PhysicsServer3D::BODY_STATE_LINEAR_VELOCITY, constant_linear_velocity);
}

void StaticBody3D::set_constant_angular_velocity(const Vector3 &p_vel) {
	constant_angular_velocity = p_vel;

	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;
}

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::_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_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);

	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", PROPERTY_HINT_NONE, "suffix:m/s"), "set_constant_linear_velocity", "get_constant_linear_velocity");
	ADD_PROPERTY(PropertyInfo(Variant::VECTOR3, "constant_angular_velocity", PROPERTY_HINT_NONE, U"radians_as_degrees,suffix:\u00B0/s"), "set_constant_angular_velocity", "get_constant_angular_velocity");
}

StaticBody3D::StaticBody3D(PhysicsServer3D::BodyMode p_mode) :
		PhysicsBody3D(p_mode) {
}