327 lines
9 KiB
C++
327 lines
9 KiB
C++
/*************************************************************************/
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/* physics_joint.cpp */
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/*************************************************************************/
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/* This file is part of: */
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/* GODOT ENGINE */
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/* http://www.godotengine.org */
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/*************************************************************************/
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/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
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/* */
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/* Permission is hereby granted, free of charge, to any person obtaining */
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/* a copy of this software and associated documentation files (the */
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/* "Software"), to deal in the Software without restriction, including */
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/* without limitation the rights to use, copy, modify, merge, publish, */
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/* distribute, sublicense, and/or sell copies of the Software, and to */
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/* permit persons to whom the Software is furnished to do so, subject to */
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/* the following conditions: */
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/* */
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/* The above copyright notice and this permission notice shall be */
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/* included in all copies or substantial portions of the Software. */
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/* */
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/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
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/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
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/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
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/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
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/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
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/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
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/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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/*************************************************************************/
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#include "physics_joint.h"
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#if 0
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void PhysicsJoint::_set(const String& p_name, const Variant& p_value) {
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if (p_name=="body_A")
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set_body_A(p_value);
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else if (p_name=="body_B")
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set_body_B(p_value);
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else if (p_name=="active")
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set_active(p_value);
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else if (p_name=="no_collision")
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set_disable_collision(p_value);
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}
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Variant PhysicsJoint::_get(const String& p_name) const {
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if (p_name=="body_A")
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return get_body_A();
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else if (p_name=="body_B")
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return get_body_B();
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else if (p_name=="active")
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return is_active();
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else if (p_name=="no_collision")
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return has_disable_collision();
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return Variant();
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}
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void PhysicsJoint::_get_property_list( List<PropertyInfo> *p_list) const {
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p_list->push_back( PropertyInfo( Variant::NODE_PATH, "body_A" ) );
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p_list->push_back( PropertyInfo( Variant::NODE_PATH, "body_B" ) );
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p_list->push_back( PropertyInfo( Variant::BOOL, "active" ) );
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p_list->push_back( PropertyInfo( Variant::BOOL, "no_collision" ) );
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}
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void PhysicsJoint::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_PARENT_CONFIGURED: {
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_connect();
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if (get_root_node()->get_editor() && !indicator.is_valid()) {
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indicator=VisualServer::get_singleton()->poly_create();
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RID mat=VisualServer::get_singleton()->fixed_material_create();
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VisualServer::get_singleton()->material_set_flag( mat, VisualServer::MATERIAL_FLAG_UNSHADED, true );
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VisualServer::get_singleton()->material_set_flag( mat, VisualServer::MATERIAL_FLAG_ONTOP, true );
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VisualServer::get_singleton()->material_set_flag( mat, VisualServer::MATERIAL_FLAG_WIREFRAME, true );
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VisualServer::get_singleton()->material_set_flag( mat, VisualServer::MATERIAL_FLAG_DOUBLE_SIDED, true );
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VisualServer::get_singleton()->material_set_line_width( mat, 3 );
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VisualServer::get_singleton()->poly_set_material(indicator,mat,true);
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_update_indicator();
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}
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if (indicator.is_valid()) {
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indicator_instance=VisualServer::get_singleton()->instance_create(indicator,get_world()->get_scenario());
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VisualServer::get_singleton()->instance_attach_object_instance_ID( indicator_instance,get_instance_ID() );
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}
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} break;
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case NOTIFICATION_TRANSFORM_CHANGED: {
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if (indicator_instance.is_valid()) {
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VisualServer::get_singleton()->instance_set_transform(indicator_instance,get_global_transform());
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}
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} break;
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case NOTIFICATION_EXIT_SCENE: {
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if (indicator_instance.is_valid()) {
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VisualServer::get_singleton()->free(indicator_instance);
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}
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_disconnect();
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} break;
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}
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}
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RID PhysicsJoint::_get_visual_instance_rid() const {
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return indicator_instance;
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}
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void PhysicsJoint::_bind_methods() {
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ObjectTypeDB::bind_method(_MD("_get_visual_instance_rid"),&PhysicsJoint::_get_visual_instance_rid);
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ObjectTypeDB::bind_method(_MD("set_body_A","path"),&PhysicsJoint::set_body_A);
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ObjectTypeDB::bind_method(_MD("set_body_B"),&PhysicsJoint::set_body_B);
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ObjectTypeDB::bind_method(_MD("get_body_A","path"),&PhysicsJoint::get_body_A);
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ObjectTypeDB::bind_method(_MD("get_body_B"),&PhysicsJoint::get_body_B);
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ObjectTypeDB::bind_method(_MD("set_active","active"),&PhysicsJoint::set_active);
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ObjectTypeDB::bind_method(_MD("is_active"),&PhysicsJoint::is_active);
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ObjectTypeDB::bind_method(_MD("set_disable_collision","disable"),&PhysicsJoint::set_disable_collision);
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ObjectTypeDB::bind_method(_MD("has_disable_collision"),&PhysicsJoint::has_disable_collision);
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ObjectTypeDB::bind_method("reconnect",&PhysicsJoint::reconnect);
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ObjectTypeDB::bind_method(_MD("get_rid"),&PhysicsJoint::get_rid);
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}
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void PhysicsJoint::set_body_A(const NodePath& p_path) {
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_disconnect();
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body_A=p_path;
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_connect();
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_change_notify("body_A");
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}
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void PhysicsJoint::set_body_B(const NodePath& p_path) {
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_disconnect();
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body_B=p_path;
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_connect();
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_change_notify("body_B");
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}
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NodePath PhysicsJoint::get_body_A() const {
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return body_A;
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}
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NodePath PhysicsJoint::get_body_B() const {
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return body_B;
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}
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void PhysicsJoint::set_active(bool p_active) {
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active=p_active;
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if (is_inside_scene()) {
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PhysicsServer::get_singleton()->joint_set_active(joint,active);
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}
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_change_notify("active");
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}
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void PhysicsJoint::set_disable_collision(bool p_active) {
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if (no_collision==p_active)
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return;
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_disconnect();
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no_collision=p_active;
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_connect();
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_change_notify("no_collision");
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}
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bool PhysicsJoint::has_disable_collision() const {
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return no_collision;
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}
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bool PhysicsJoint::is_active() const {
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return active;
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}
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void PhysicsJoint::_disconnect() {
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if (!is_inside_scene())
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return;
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if (joint.is_valid())
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PhysicsServer::get_singleton()->free(joint);
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joint=RID();
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Node *nA = get_node(body_A);
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Node *nB = get_node(body_B);
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PhysicsBody *A = nA?nA->cast_to<PhysicsBody>():NULL;
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PhysicsBody *B = nA?nB->cast_to<PhysicsBody>():NULL;
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if (!A ||!B)
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return;
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if (no_collision)
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PhysicsServer::get_singleton()->body_remove_collision_exception(A->get_body(),B->get_body());
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}
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void PhysicsJoint::_connect() {
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if (!is_inside_scene())
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return;
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ERR_FAIL_COND(joint.is_valid());
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Node *nA = get_node(body_A);
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Node *nB = get_node(body_B);
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PhysicsBody *A = nA?nA->cast_to<PhysicsBody>():NULL;
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PhysicsBody *B = nA?nB->cast_to<PhysicsBody>():NULL;
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if (!A && !B)
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return;
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if (B && !A)
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SWAP(B,A);
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joint = create(A,B);
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if (A<B)
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SWAP(A,B);
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if (no_collision)
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PhysicsServer::get_singleton()->body_add_collision_exception(A->get_body(),B->get_body());
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}
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void PhysicsJoint::reconnect() {
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_disconnect();
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_connect();
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}
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RID PhysicsJoint::get_rid() {
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return joint;
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}
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PhysicsJoint::PhysicsJoint() {
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active=true;
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no_collision=true;
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}
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PhysicsJoint::~PhysicsJoint() {
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if (indicator.is_valid()) {
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VisualServer::get_singleton()->free(indicator);
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}
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}
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/* PIN */
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void PhysicsJointPin::_update_indicator() {
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VisualServer::get_singleton()->poly_clear(indicator);
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Vector<Color> colors;
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colors.push_back( Color(0.3,0.9,0.2,0.7) );
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colors.push_back( Color(0.3,0.9,0.2,0.7) );
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Vector<Vector3> points;
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points.resize(2);
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points[0]=Vector3(Vector3(-0.2,0,0));
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points[1]=Vector3(Vector3(0.2,0,0));
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VisualServer::get_singleton()->poly_add_primitive(indicator,points,Vector<Vector3>(),colors,Vector<Vector3>());
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points[0]=Vector3(Vector3(0,-0.2,0));
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points[1]=Vector3(Vector3(0,0.2,0));
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VisualServer::get_singleton()->poly_add_primitive(indicator,points,Vector<Vector3>(),colors,Vector<Vector3>());
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points[0]=Vector3(Vector3(0,0,-0.2));
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points[1]=Vector3(Vector3(0,0,0.2));
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VisualServer::get_singleton()->poly_add_primitive(indicator,points,Vector<Vector3>(),colors,Vector<Vector3>());
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}
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RID PhysicsJointPin::create(PhysicsBody*A,PhysicsBody*B) {
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RID body_A = A->get_body();
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RID body_B = B?B->get_body():RID();
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ERR_FAIL_COND_V( !body_A.is_valid(), RID() );
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Vector3 pin_pos = get_global_transform().origin;
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if (body_B.is_valid())
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return PhysicsServer::get_singleton()->joint_create_double_pin_global(body_A,pin_pos,body_B,pin_pos);
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else
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return PhysicsServer::get_singleton()->joint_create_pin(body_A,A->get_global_transform().xform_inv(pin_pos),pin_pos);
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}
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PhysicsJointPin::PhysicsJointPin() {
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}
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#endif
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