bc26f90581
Matrix32 -> Transform2D Matrix3 -> Basis AABB -> Rect3 RawArray -> PoolByteArray IntArray -> PoolIntArray FloatArray -> PoolFloatArray Vector2Array -> PoolVector2Array Vector3Array -> PoolVector3Array ColorArray -> PoolColorArray
478 lines
14 KiB
C++
478 lines
14 KiB
C++
/*************************************************************************/
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/* joints_2d.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) 2007-2017 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 "joints_2d.h"
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#include "servers/physics_2d_server.h"
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#include "physics_body_2d.h"
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void Joint2D::_update_joint() {
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if (!is_inside_tree())
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return;
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if (joint.is_valid()) {
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Physics2DServer::get_singleton()->free(joint);
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}
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joint=RID();
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joint = _configure_joint();
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Physics2DServer::get_singleton()->get_singleton()->joint_set_param(joint,Physics2DServer::JOINT_PARAM_BIAS,bias);
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}
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void Joint2D::set_node_a(const NodePath& p_node_a) {
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if (a==p_node_a)
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return;
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a=p_node_a;
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_update_joint();
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}
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NodePath Joint2D::get_node_a() const{
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return a;
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}
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void Joint2D::set_node_b(const NodePath& p_node_b){
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if (b==p_node_b)
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return;
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b=p_node_b;
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_update_joint();
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}
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NodePath Joint2D::get_node_b() const{
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return b;
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}
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void Joint2D::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_READY: {
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_update_joint();
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} break;
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case NOTIFICATION_EXIT_TREE: {
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if (joint.is_valid()) {
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Physics2DServer::get_singleton()->free(joint);
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joint=RID();
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}
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} break;
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}
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}
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void Joint2D::set_bias(real_t p_bias) {
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bias=p_bias;
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if (joint.is_valid())
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Physics2DServer::get_singleton()->get_singleton()->joint_set_param(joint,Physics2DServer::JOINT_PARAM_BIAS,bias);
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}
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real_t Joint2D::get_bias() const{
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return bias;
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}
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void Joint2D::set_exclude_nodes_from_collision(bool p_enable) {
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if (exclude_from_collision==p_enable)
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return;
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exclude_from_collision=p_enable;
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_update_joint();
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}
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bool Joint2D::get_exclude_nodes_from_collision() const{
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return exclude_from_collision;
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}
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void Joint2D::_bind_methods() {
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ClassDB::bind_method( _MD("set_node_a","node"), &Joint2D::set_node_a );
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ClassDB::bind_method( _MD("get_node_a"), &Joint2D::get_node_a );
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ClassDB::bind_method( _MD("set_node_b","node"), &Joint2D::set_node_b );
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ClassDB::bind_method( _MD("get_node_b"), &Joint2D::get_node_b );
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ClassDB::bind_method( _MD("set_bias","bias"), &Joint2D::set_bias );
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ClassDB::bind_method( _MD("get_bias"), &Joint2D::get_bias );
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ClassDB::bind_method( _MD("set_exclude_nodes_from_collision","enable"), &Joint2D::set_exclude_nodes_from_collision );
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ClassDB::bind_method( _MD("get_exclude_nodes_from_collision"), &Joint2D::get_exclude_nodes_from_collision );
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ADD_PROPERTY( PropertyInfo( Variant::NODE_PATH, "node_a"), _SCS("set_node_a"),_SCS("get_node_a") );
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ADD_PROPERTY( PropertyInfo( Variant::NODE_PATH, "node_b"), _SCS("set_node_b"),_SCS("get_node_b") );
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "bias",PROPERTY_HINT_RANGE,"0,0.9,0.001"), _SCS("set_bias"),_SCS("get_bias") );
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ADD_PROPERTY( PropertyInfo( Variant::BOOL, "disable_collision"), _SCS("set_exclude_nodes_from_collision"),_SCS("get_exclude_nodes_from_collision") );
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}
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Joint2D::Joint2D() {
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bias=0;
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exclude_from_collision=true;
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}
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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void PinJoint2D::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_DRAW: {
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if (!is_inside_tree())
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break;
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if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
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break;
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}
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draw_line(Point2(-10,0),Point2(+10,0),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(0,-10),Point2(0,+10),Color(0.7,0.6,0.0,0.5),3);
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} break;
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}
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}
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RID PinJoint2D::_configure_joint() {
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Node *node_a = has_node( get_node_a() ) ? get_node( get_node_a() ) : (Node*)NULL;
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Node *node_b = has_node( get_node_b() ) ? get_node( get_node_b() ) : (Node*)NULL;
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if (!node_a && !node_b)
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return RID();
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PhysicsBody2D *body_a=node_a ? node_a->cast_to<PhysicsBody2D>() : (PhysicsBody2D*)NULL;
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PhysicsBody2D *body_b=node_b ? node_b->cast_to<PhysicsBody2D>() : (PhysicsBody2D*)NULL;
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if (!body_a && !body_b)
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return RID();
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if (!body_a) {
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SWAP(body_a,body_b);
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} else if (body_b) {
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//add a collision exception between both
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if (get_exclude_nodes_from_collision())
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Physics2DServer::get_singleton()->body_add_collision_exception(body_a->get_rid(),body_b->get_rid());
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else
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Physics2DServer::get_singleton()->body_remove_collision_exception(body_a->get_rid(),body_b->get_rid());
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}
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RID pj = Physics2DServer::get_singleton()->pin_joint_create(get_global_transform().get_origin(),body_a->get_rid(),body_b?body_b->get_rid():RID());
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Physics2DServer::get_singleton()->pin_joint_set_param(pj, Physics2DServer::PIN_JOINT_SOFTNESS, softness);
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return pj;
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}
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void PinJoint2D::set_softness(real_t p_softness) {
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softness=p_softness;
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update();
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if (get_joint().is_valid())
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Physics2DServer::get_singleton()->pin_joint_set_param(get_joint(), Physics2DServer::PIN_JOINT_SOFTNESS, p_softness);
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}
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real_t PinJoint2D::get_softness() const {
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return softness;
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}
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void PinJoint2D::_bind_methods() {
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ClassDB::bind_method(_MD("set_softness","softness"), &PinJoint2D::set_softness);
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ClassDB::bind_method(_MD("get_softness"), &PinJoint2D::get_softness);
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "softness", PROPERTY_HINT_EXP_RANGE,"0.00,16,0.01"), _SCS("set_softness"), _SCS("get_softness"));
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}
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PinJoint2D::PinJoint2D() {
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softness = 0;
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}
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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void GrooveJoint2D::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_DRAW: {
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if (!is_inside_tree())
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break;
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if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
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break;
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}
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draw_line(Point2(-10,0),Point2(+10,0),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(-10,length),Point2(+10,length),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(0,0),Point2(0,length),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(-10,initial_offset),Point2(+10,initial_offset),Color(0.8,0.8,0.9,0.5),5);
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} break;
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}
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}
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RID GrooveJoint2D::_configure_joint(){
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Node *node_a = has_node( get_node_a() ) ? get_node( get_node_a() ) : (Node*)NULL;
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Node *node_b = has_node( get_node_b() ) ? get_node( get_node_b() ) : (Node*)NULL;
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if (!node_a || !node_b)
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return RID();
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PhysicsBody2D *body_a=node_a->cast_to<PhysicsBody2D>();
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PhysicsBody2D *body_b=node_b->cast_to<PhysicsBody2D>();
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if (!body_a || !body_b)
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return RID();
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if (get_exclude_nodes_from_collision())
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Physics2DServer::get_singleton()->body_add_collision_exception(body_a->get_rid(),body_b->get_rid());
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else
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Physics2DServer::get_singleton()->body_remove_collision_exception(body_a->get_rid(),body_b->get_rid());
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Transform2D gt = get_global_transform();
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Vector2 groove_A1 = gt.get_origin();
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Vector2 groove_A2 = gt.xform( Vector2(0,length) );
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Vector2 anchor_B = gt.xform( Vector2(0,initial_offset) );
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return Physics2DServer::get_singleton()->groove_joint_create(groove_A1,groove_A2,anchor_B,body_a->get_rid(),body_b->get_rid());
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}
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void GrooveJoint2D::set_length(real_t p_length) {
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length=p_length;
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update();
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}
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real_t GrooveJoint2D::get_length() const {
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return length;
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}
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void GrooveJoint2D::set_initial_offset(real_t p_initial_offset) {
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initial_offset=p_initial_offset;
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update();
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}
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real_t GrooveJoint2D::get_initial_offset() const {
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return initial_offset;
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}
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void GrooveJoint2D::_bind_methods() {
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ClassDB::bind_method(_MD("set_length","length"),&GrooveJoint2D::set_length);
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ClassDB::bind_method(_MD("get_length"),&GrooveJoint2D::get_length);
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ClassDB::bind_method(_MD("set_initial_offset","offset"),&GrooveJoint2D::set_initial_offset);
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ClassDB::bind_method(_MD("get_initial_offset"),&GrooveJoint2D::get_initial_offset);
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "length", PROPERTY_HINT_EXP_RANGE,"1,65535,1"), _SCS("set_length"),_SCS("get_length"));
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "initial_offset", PROPERTY_HINT_EXP_RANGE,"1,65535,1"), _SCS("set_initial_offset"),_SCS("get_initial_offset"));
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}
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GrooveJoint2D::GrooveJoint2D() {
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length=50;
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initial_offset=25;
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}
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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///////////////////////////////////////////////////////////////////////////////
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void DampedSpringJoint2D::_notification(int p_what) {
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switch(p_what) {
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case NOTIFICATION_DRAW: {
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if (!is_inside_tree())
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break;
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if (!get_tree()->is_editor_hint() && !get_tree()->is_debugging_collisions_hint()) {
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break;
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}
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draw_line(Point2(-10,0),Point2(+10,0),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(-10,length),Point2(+10,length),Color(0.7,0.6,0.0,0.5),3);
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draw_line(Point2(0,0),Point2(0,length),Color(0.7,0.6,0.0,0.5),3);
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} break;
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}
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}
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RID DampedSpringJoint2D::_configure_joint(){
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Node *node_a = has_node( get_node_a() ) ? get_node( get_node_a() ) : (Node*)NULL;
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Node *node_b = has_node( get_node_b() ) ? get_node( get_node_b() ) : (Node*)NULL;
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if (!node_a || !node_b)
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return RID();
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PhysicsBody2D *body_a=node_a->cast_to<PhysicsBody2D>();
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PhysicsBody2D *body_b=node_b->cast_to<PhysicsBody2D>();
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if (!body_a || !body_b)
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return RID();
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if (get_exclude_nodes_from_collision())
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Physics2DServer::get_singleton()->body_add_collision_exception(body_a->get_rid(),body_b->get_rid());
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else
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Physics2DServer::get_singleton()->body_remove_collision_exception(body_a->get_rid(),body_b->get_rid());
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Transform2D gt = get_global_transform();
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Vector2 anchor_A = gt.get_origin();
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Vector2 anchor_B = gt.xform( Vector2(0,length) );
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RID dsj = Physics2DServer::get_singleton()->damped_spring_joint_create(anchor_A,anchor_B,body_a->get_rid(),body_b->get_rid());
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if (rest_length)
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Physics2DServer::get_singleton()->damped_string_joint_set_param(dsj,Physics2DServer::DAMPED_STRING_REST_LENGTH,rest_length);
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Physics2DServer::get_singleton()->damped_string_joint_set_param(dsj,Physics2DServer::DAMPED_STRING_STIFFNESS,stiffness);
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Physics2DServer::get_singleton()->damped_string_joint_set_param(dsj,Physics2DServer::DAMPED_STRING_DAMPING,damping);
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return dsj;
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}
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void DampedSpringJoint2D::set_length(real_t p_length) {
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length=p_length;
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update();
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}
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real_t DampedSpringJoint2D::get_length() const {
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return length;
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}
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void DampedSpringJoint2D::set_rest_length(real_t p_rest_length) {
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rest_length=p_rest_length;
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update();
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if (get_joint().is_valid())
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Physics2DServer::get_singleton()->damped_string_joint_set_param(get_joint(),Physics2DServer::DAMPED_STRING_REST_LENGTH,p_rest_length?p_rest_length:length);
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}
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real_t DampedSpringJoint2D::get_rest_length() const {
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return rest_length;
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}
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void DampedSpringJoint2D::set_stiffness(real_t p_stiffness) {
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stiffness=p_stiffness;
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update();
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if (get_joint().is_valid())
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Physics2DServer::get_singleton()->damped_string_joint_set_param(get_joint(),Physics2DServer::DAMPED_STRING_STIFFNESS,p_stiffness);
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}
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real_t DampedSpringJoint2D::get_stiffness() const {
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return stiffness;
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}
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void DampedSpringJoint2D::set_damping(real_t p_damping) {
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damping=p_damping;
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update();
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if (get_joint().is_valid())
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Physics2DServer::get_singleton()->damped_string_joint_set_param(get_joint(),Physics2DServer::DAMPED_STRING_DAMPING,p_damping);
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}
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real_t DampedSpringJoint2D::get_damping() const {
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return damping;
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}
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void DampedSpringJoint2D::_bind_methods() {
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ClassDB::bind_method(_MD("set_length","length"),&DampedSpringJoint2D::set_length);
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ClassDB::bind_method(_MD("get_length"),&DampedSpringJoint2D::get_length);
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ClassDB::bind_method(_MD("set_rest_length","rest_length"),&DampedSpringJoint2D::set_rest_length);
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ClassDB::bind_method(_MD("get_rest_length"),&DampedSpringJoint2D::get_rest_length);
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ClassDB::bind_method(_MD("set_stiffness","stiffness"),&DampedSpringJoint2D::set_stiffness);
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ClassDB::bind_method(_MD("get_stiffness"),&DampedSpringJoint2D::get_stiffness);
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ClassDB::bind_method(_MD("set_damping","damping"),&DampedSpringJoint2D::set_damping);
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ClassDB::bind_method(_MD("get_damping"),&DampedSpringJoint2D::get_damping);
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "length", PROPERTY_HINT_EXP_RANGE,"1,65535,1"), _SCS("set_length"),_SCS("get_length"));
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "rest_length", PROPERTY_HINT_EXP_RANGE,"0,65535,1"), _SCS("set_rest_length"),_SCS("get_rest_length"));
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "stiffness", PROPERTY_HINT_EXP_RANGE,"0.1,64,0.1"), _SCS("set_stiffness"),_SCS("get_stiffness"));
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ADD_PROPERTY( PropertyInfo( Variant::REAL, "damping", PROPERTY_HINT_EXP_RANGE,"0.01,16,0.01"), _SCS("set_damping"),_SCS("get_damping"));
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}
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DampedSpringJoint2D::DampedSpringJoint2D() {
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length=50;
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rest_length=0;
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stiffness=20;
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damping=1;
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}
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