open_toontown_panda3d/panda/src/gobj/transformTable.h

127 lines
3.9 KiB
C++

// Filename: transformTable.h
// Created by: drose (23Mar05)
//
////////////////////////////////////////////////////////////////////
//
// 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."
//
////////////////////////////////////////////////////////////////////
#ifndef TRANSFORMTABLE_H
#define TRANSFORMTABLE_H
#include "pandabase.h"
#include "vertexTransform.h"
#include "typedWritableReferenceCount.h"
#include "pointerTo.h"
#include "luse.h"
#include "pvector.h"
#include "cycleData.h"
#include "cycleDataReader.h"
#include "cycleDataWriter.h"
#include "pipelineCycler.h"
class FactoryParams;
////////////////////////////////////////////////////////////////////
// Class : TransformTable
// Description : Stores the total set of VertexTransforms that the
// vertices in a particular GeomVertexData object might
// depend on.
//
// This structure is used for a GeomVertexData set up to
// compute its dynamic vertices on the graphics card.
// See TransformBlendTable for one set up to compute
// its dynamic vertices on the CPU.
////////////////////////////////////////////////////////////////////
class EXPCL_PANDA_GOBJ TransformTable : public TypedWritableReferenceCount {
PUBLISHED:
TransformTable();
TransformTable(const TransformTable &copy);
void operator = (const TransformTable &copy);
virtual ~TransformTable();
INLINE bool is_registered() const;
INLINE static CPT(TransformTable) register_table(const TransformTable *table);
INLINE int get_num_transforms() const;
INLINE const VertexTransform *get_transform(int n) const;
MAKE_SEQ(get_transforms, get_num_transforms, get_transform);
INLINE UpdateSeq get_modified(Thread *current_thread) const;
void set_transform(int n, const VertexTransform *transform);
void remove_transform(int n);
int add_transform(const VertexTransform *transform);
void write(ostream &out) const;
private:
void do_register();
void do_unregister();
INLINE void update_modified(UpdateSeq modified, Thread *current_thread);
private:
bool _is_registered;
typedef pvector< CPT(VertexTransform) > Transforms;
Transforms _transforms;
// This is the data that must be cycled between pipeline stages.
class EXPCL_PANDA_GOBJ CData : public CycleData {
public:
INLINE CData();
INLINE CData(const CData &copy);
virtual CycleData *make_copy() const;
virtual void write_datagram(BamWriter *manager, Datagram &dg) const;
virtual void fillin(DatagramIterator &scan, BamReader *manager);
virtual TypeHandle get_parent_type() const {
return TransformTable::get_class_type();
}
UpdateSeq _modified;
};
PipelineCycler<CData> _cycler;
typedef CycleDataReader<CData> CDReader;
typedef CycleDataWriter<CData> CDWriter;
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() {
TypedWritableReferenceCount::init_type();
register_type(_type_handle, "TransformTable",
TypedWritableReferenceCount::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 VertexTransform;
};
INLINE ostream &operator << (ostream &out, const TransformTable &obj);
#include "transformTable.I"
#endif