historical/toontown-classic.git/panda/include/jointVertexTransform.h
2024-01-16 11:20:27 -06:00

83 lines
2.4 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 jointVertexTransform.h
* @author drose
* @date 2005-03-24
*/
#ifndef JOINTVERTEXTRANSFORM_H
#define JOINTVERTEXTRANSFORM_H
#include "pandabase.h"
#include "characterJoint.h"
#include "vertexTransform.h"
#include "pointerTo.h"
#include "lightMutex.h"
/**
* This is a specialization on VertexTransform that returns the transform
* necessary to move vertices as if they were assigned to the indicated joint.
* The geometry itself should be parented to the scene graph at the level of
* the character's root joint; that is, it should not be parented under a node
* directly animated by any joints.
*
* Multiple combinations of these with different weights are used to implement
* soft-skinned vertices for an animated character.
*/
class EXPCL_PANDA_CHAR JointVertexTransform : public VertexTransform {
private:
JointVertexTransform();
PUBLISHED:
JointVertexTransform(CharacterJoint *joint);
virtual ~JointVertexTransform();
INLINE const CharacterJoint *get_joint() const;
virtual void get_matrix(LMatrix4 &matrix) const;
virtual void mult_matrix(LMatrix4 &result, const LMatrix4 &previous) const;
virtual void accumulate_matrix(LMatrix4 &accum, PN_stdfloat weight) const;
virtual void output(std::ostream &out) const;
private:
PT(CharacterJoint) _joint;
public:
static void register_with_read_factory();
virtual void write_datagram(BamWriter *manager, Datagram &dg);
virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
protected:
static TypedWritable *make_from_bam(const FactoryParams &params);
void fillin(DatagramIterator &scan, BamReader *manager);
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type() {
VertexTransform::init_type();
register_type(_type_handle, "JointVertexTransform",
VertexTransform::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;
friend class CharacterJoint;
};
#include "jointVertexTransform.I"
#endif