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forceNode.cxx
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160 lines (140 loc) · 3.34 KB
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/**
* PANDA 3D SOFTWARE
* Copyright (c) Carnegie Mellon University. All rights reserved.
*
* All use of this software is subject to the terms of the revised BSD
* license. You should have received a copy of this license along
* with this source code in a file named "LICENSE."
*
* @file forceNode.cxx
* @author charles
* @date 2000-08-02
*/
#include "forceNode.h"
#include "config_physics.h"
TypeHandle ForceNode::_type_handle;
/**
* default constructor
*/
ForceNode::
ForceNode(const std::string &name) :
PandaNode(name) {
}
/**
* copy constructor
*/
ForceNode::
ForceNode(const ForceNode ©) :
PandaNode(copy), _forces(copy._forces) {
}
/**
* destructor
*/
ForceNode::
~ForceNode() {
}
/**
* dynamic child copy
*/
PandaNode *ForceNode::
make_copy() const {
return new ForceNode(*this);
}
/**
* append operation
*/
void ForceNode::
add_forces_from(const ForceNode &other) {
pvector< PT(BaseForce) >::iterator last = _forces.end() - 1;
_forces.insert(_forces.end(),
other._forces.begin(), other._forces.end());
NodePath node_path(this);
for (; last != _forces.end(); last++) {
(*last)->_force_node = this;
(*last)->_force_node_path = node_path;
}
}
/**
* replace operation
*/
void ForceNode::
set_force(size_t index, BaseForce *force) {
nassertv(index < _forces.size());
_forces[index]->_force_node = nullptr;
_forces[index]->_force_node_path.clear();
_forces[index] = force;
force->_force_node = this;
force->_force_node_path = NodePath(this);
}
/**
* insert operation
*/
void ForceNode::
insert_force(size_t index, BaseForce *force) {
if (index > _forces.size()) {
index = _forces.size();
}
_forces.insert(_forces.begin() + index, force);
force->_force_node = this;
force->_force_node_path = NodePath(this);
}
/**
* remove operation
*/
void ForceNode::
remove_force(BaseForce *f) {
pvector< PT(BaseForce) >::iterator found;
PT(BaseForce) ptbf = f;
found = find(_forces.begin(), _forces.end(), ptbf);
if (found == _forces.end())
return;
_forces.erase(found);
}
/**
* remove operation
*/
void ForceNode::
remove_force(size_t index) {
nassertv(index <= _forces.size());
pvector< PT(BaseForce) >::iterator remove;
remove = _forces.begin() + index;
(*remove)->_force_node = nullptr;
(*remove)->_force_node_path = NodePath();
_forces.erase(remove);
}
/**
* Write a string representation of this instance to <out>.
*/
void ForceNode::
output(std::ostream &out) const {
PandaNode::output(out);
out<<" ("<<_forces.size()<<" forces)";
}
/**
* Write a string representation of this instance to <out>.
*/
void ForceNode::
write_forces(std::ostream &out, int indent) const {
#ifndef NDEBUG //[
out.width(indent); out<<""<<"_forces ("<<_forces.size()<<" forces)"<<"\n";
for (ForceVector::const_iterator i=_forces.begin();
i != _forces.end();
++i) {
out.width(indent+2); out<<""; out<<"(id "<<&(*i)<<" "<<(*i)->is_linear()<<")\n";
// #*#(*i)->write(out, indent+2);
}
#endif //] NDEBUG
}
/**
* Write a string representation of this instance to <out>.
*/
void ForceNode::
write(std::ostream &out, int indent) const {
#ifndef NDEBUG //[
out.width(indent); out<<""; out<<"ForceNode (id "<<this<<") ";
// #*#PandaNode::output(out);
out<<"\n";
// #*#write_forces(out, indent+2);
PandaNode::write(out, indent+4);
#endif //] NDEBUG
}