144 lines
2.7 KiB
C++
144 lines
2.7 KiB
C++
/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file physxForceField.cxx
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* @author enn0x
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* @date 2009-11-06
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*/
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#include "physxForceField.h"
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#include "physxForceFieldDesc.h"
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#include "physxForceFieldShapeGroup.h"
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#include "physxScene.h"
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TypeHandle PhysxForceField::_type_handle;
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/**
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*
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*/
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void PhysxForceField::
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link(NxForceField *fieldPtr) {
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// Link self
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_ptr = fieldPtr;
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_ptr->userData = this;
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_error_type = ET_ok;
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set_name(fieldPtr->getName());
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PhysxScene *scene = (PhysxScene *)_ptr->getScene().userData;
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scene->_forcefields.add(this);
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// Link include shape group
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PhysxForceFieldShapeGroup *group = new PhysxForceFieldShapeGroup();
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group->link(&(_ptr->getIncludeShapeGroup()));
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}
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/**
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*
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*/
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void PhysxForceField::
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unlink() {
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// Unlink inlcude shape group
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PhysxForceFieldShapeGroup *group = (PhysxForceFieldShapeGroup *)(_ptr->getIncludeShapeGroup().userData);
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group->unlink();
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// Unlink self
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_ptr->userData = nullptr;
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_error_type = ET_released;
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PhysxScene *scene = (PhysxScene *)_ptr->getScene().userData;
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scene->_forcefields.remove(this);
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}
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/**
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*
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*/
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void PhysxForceField::
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release() {
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nassertv(_error_type == ET_ok);
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unlink();
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_ptr->getScene().releaseForceField(*_ptr);
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_ptr = nullptr;
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}
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/**
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*
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*/
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void PhysxForceField::
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set_name(const char *name) {
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nassertv(_error_type == ET_ok);
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_name = name ? name : "";
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_ptr->setName(_name.c_str());
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}
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/**
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*
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*/
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const char *PhysxForceField::
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get_name() const {
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nassertr(_error_type == ET_ok, "");
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return _ptr->getName();
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}
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/**
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*
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*/
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PhysxScene *PhysxForceField::
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get_scene() const {
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nassertr(_error_type == ET_ok, nullptr);
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return (PhysxScene *)(_ptr->getScene().userData);
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}
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/**
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*
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*/
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PhysxForceFieldShapeGroup *PhysxForceField::
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get_include_shape_group() const {
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nassertr(_error_type == ET_ok, nullptr);
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return (PhysxForceFieldShapeGroup *)(_ptr->getIncludeShapeGroup().userData);
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}
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/**
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*
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*/
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unsigned int PhysxForceField::
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get_num_shape_groups() const {
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nassertr(_error_type == ET_ok, 0);
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return _ptr->getNbShapeGroups();
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}
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/**
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*
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*/
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PhysxForceFieldShapeGroup *PhysxForceField::
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get_shape_group(unsigned int idx) const {
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nassertr(_error_type == ET_ok, nullptr);
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nassertr_always(idx < _ptr->getNbShapeGroups(), nullptr);
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NxForceFieldShapeGroup *groupPtr;
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NxU32 nGroups = _ptr->getNbShapeGroups();
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_ptr->resetShapeGroupsIterator();
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for (NxU32 i=0; i <= idx; i++) {
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groupPtr = _ptr->getNextShapeGroup();
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}
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return (PhysxForceFieldShapeGroup *)(groupPtr->userData);
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}
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