open_toontown_panda3d/panda/src/physx/physxSoftBodyNode.h

95 lines
2.0 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 physxSoftBodyNode.h
* @author enn0x
* @date 2010-09-13
*/
#ifndef PHYSXSOFTBODYNODE_H
#define PHYSXSOFTBODYNODE_H
#include "pandabase.h"
#include "pointerTo.h"
#include "geomNode.h"
#include "transformState.h"
#include "geom.h"
#include "geomVertexData.h"
#include "geomTriangles.h"
#include "filename.h"
#include "physx_includes.h"
class PhysxSoftBody;
/**
* Renderable geometry which represents a soft body mesh.
*/
class EXPCL_PANDAPHYSX PhysxSoftBodyNode : public GeomNode {
PUBLISHED:
INLINE explicit PhysxSoftBodyNode(const char *name);
INLINE ~PhysxSoftBodyNode();
void set_from_geom(const Geom *geom);
public:
void allocate(PhysxSoftBody *cloth);
void update();
private:
struct TetraLink {
int tetraNr;
NxVec3 barycentricCoords;
};
void update_bounds();
void build_tetra_links();
bool update_tetra_links();
void update_normals();
void remove_tris_related_to_vertex(const int vertexIndex);
NxVec3 compute_bary_coords(NxVec3 vertex, NxVec3 p0, NxVec3 p1, NxVec3 p2, NxVec3 p3) const;
pvector<TetraLink> _tetraLinks;
pvector<bool> _drainedTriVertices;
pvector<LVecBase3f> _normals;
NxBounds3 _bounds;
NxMeshData _mesh;
PT(GeomVertexData) _vdata;
PT(Geom) _geom;
PT(GeomTriangles) _prim;
PT(PhysxSoftBody) _softbody;
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
GeomNode::init_type();
register_type(_type_handle, "PhysxSoftBodyNode",
GeomNode::get_class_type());
}
virtual TypeHandle get_type() const {
return get_class_type();
}
virtual TypeHandle force_init_type() {
init_type();
return get_class_type();
}
private:
static TypeHandle _type_handle;
};
#include "physxSoftBodyNode.I"
#endif // PHYSXSOFTBODYNODE_H