open_toontown_panda3d/panda/src/physx/physxForceField.cxx

144 lines
2.7 KiB
C++

/**
* 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 physxForceField.cxx
* @author enn0x
* @date 2009-11-06
*/
#include "physxForceField.h"
#include "physxForceFieldDesc.h"
#include "physxForceFieldShapeGroup.h"
#include "physxScene.h"
TypeHandle PhysxForceField::_type_handle;
/**
*
*/
void PhysxForceField::
link(NxForceField *fieldPtr) {
// Link self
_ptr = fieldPtr;
_ptr->userData = this;
_error_type = ET_ok;
set_name(fieldPtr->getName());
PhysxScene *scene = (PhysxScene *)_ptr->getScene().userData;
scene->_forcefields.add(this);
// Link include shape group
PhysxForceFieldShapeGroup *group = new PhysxForceFieldShapeGroup();
group->link(&(_ptr->getIncludeShapeGroup()));
}
/**
*
*/
void PhysxForceField::
unlink() {
// Unlink inlcude shape group
PhysxForceFieldShapeGroup *group = (PhysxForceFieldShapeGroup *)(_ptr->getIncludeShapeGroup().userData);
group->unlink();
// Unlink self
_ptr->userData = nullptr;
_error_type = ET_released;
PhysxScene *scene = (PhysxScene *)_ptr->getScene().userData;
scene->_forcefields.remove(this);
}
/**
*
*/
void PhysxForceField::
release() {
nassertv(_error_type == ET_ok);
unlink();
_ptr->getScene().releaseForceField(*_ptr);
_ptr = nullptr;
}
/**
*
*/
void PhysxForceField::
set_name(const char *name) {
nassertv(_error_type == ET_ok);
_name = name ? name : "";
_ptr->setName(_name.c_str());
}
/**
*
*/
const char *PhysxForceField::
get_name() const {
nassertr(_error_type == ET_ok, "");
return _ptr->getName();
}
/**
*
*/
PhysxScene *PhysxForceField::
get_scene() const {
nassertr(_error_type == ET_ok, nullptr);
return (PhysxScene *)(_ptr->getScene().userData);
}
/**
*
*/
PhysxForceFieldShapeGroup *PhysxForceField::
get_include_shape_group() const {
nassertr(_error_type == ET_ok, nullptr);
return (PhysxForceFieldShapeGroup *)(_ptr->getIncludeShapeGroup().userData);
}
/**
*
*/
unsigned int PhysxForceField::
get_num_shape_groups() const {
nassertr(_error_type == ET_ok, 0);
return _ptr->getNbShapeGroups();
}
/**
*
*/
PhysxForceFieldShapeGroup *PhysxForceField::
get_shape_group(unsigned int idx) const {
nassertr(_error_type == ET_ok, nullptr);
nassertr_always(idx < _ptr->getNbShapeGroups(), nullptr);
NxForceFieldShapeGroup *groupPtr;
NxU32 nGroups = _ptr->getNbShapeGroups();
_ptr->resetShapeGroupsIterator();
for (NxU32 i=0; i <= idx; i++) {
groupPtr = _ptr->getNextShapeGroup();
}
return (PhysxForceFieldShapeGroup *)(groupPtr->userData);
}