128 lines
3.9 KiB
C++
128 lines
3.9 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 transformTable.h
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* @author drose
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* @date 2005-03-23
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*/
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#ifndef TRANSFORMTABLE_H
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#define TRANSFORMTABLE_H
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#include "pandabase.h"
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#include "vertexTransform.h"
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#include "typedWritableReferenceCount.h"
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#include "pointerTo.h"
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#include "luse.h"
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#include "pvector.h"
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#include "cycleData.h"
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#include "cycleDataReader.h"
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#include "cycleDataWriter.h"
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#include "pipelineCycler.h"
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class FactoryParams;
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/**
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* Stores the total set of VertexTransforms that the vertices in a particular
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* GeomVertexData object might depend on.
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*
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* This structure is used for a GeomVertexData set up to compute its dynamic
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* vertices on the graphics card. See TransformBlendTable for one set up to
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* compute its dynamic vertices on the CPU.
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*/
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class EXPCL_PANDA_GOBJ TransformTable : public TypedWritableReferenceCount {
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PUBLISHED:
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TransformTable();
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TransformTable(const TransformTable ©);
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void operator = (const TransformTable ©);
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virtual ~TransformTable();
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INLINE bool is_registered() const;
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INLINE static CPT(TransformTable) register_table(const TransformTable *table);
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INLINE size_t get_num_transforms() const;
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INLINE const VertexTransform *get_transform(size_t n) const;
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MAKE_SEQ(get_transforms, get_num_transforms, get_transform);
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INLINE UpdateSeq get_modified(Thread *current_thread = Thread::get_current_thread()) const;
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void set_transform(size_t n, const VertexTransform *transform);
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void insert_transform(size_t n, const VertexTransform *transform);
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void remove_transform(size_t n);
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size_t add_transform(const VertexTransform *transform);
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void write(std::ostream &out) const;
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MAKE_PROPERTY(registered, is_registered);
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MAKE_PROPERTY(modified, get_modified);
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MAKE_SEQ_PROPERTY(transforms, get_num_transforms, get_transform, set_transform,
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remove_transform, insert_transform);
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private:
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void do_register();
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void do_unregister();
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INLINE void update_modified(UpdateSeq modified, Thread *current_thread);
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private:
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bool _is_registered;
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typedef pvector< CPT(VertexTransform) > Transforms;
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Transforms _transforms;
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// This is the data that must be cycled between pipeline stages.
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class EXPCL_PANDA_GOBJ CData : public CycleData {
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public:
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INLINE CData();
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INLINE CData(const CData ©);
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virtual CycleData *make_copy() const;
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virtual void write_datagram(BamWriter *manager, Datagram &dg) const;
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virtual void fillin(DatagramIterator &scan, BamReader *manager);
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virtual TypeHandle get_parent_type() const {
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return TransformTable::get_class_type();
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}
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UpdateSeq _modified;
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};
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PipelineCycler<CData> _cycler;
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typedef CycleDataReader<CData> CDReader;
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typedef CycleDataWriter<CData> CDWriter;
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public:
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static void register_with_read_factory();
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virtual void write_datagram(BamWriter *manager, Datagram &dg);
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virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
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protected:
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static TypedWritable *make_from_bam(const FactoryParams ¶ms);
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void fillin(DatagramIterator &scan, BamReader *manager);
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public:
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static TypeHandle get_class_type() {
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return _type_handle;
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}
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static void init_type() {
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TypedWritableReferenceCount::init_type();
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register_type(_type_handle, "TransformTable",
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TypedWritableReferenceCount::get_class_type());
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}
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virtual TypeHandle get_type() const {
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return get_class_type();
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}
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virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
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private:
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static TypeHandle _type_handle;
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friend class VertexTransform;
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};
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INLINE std::ostream &operator << (std::ostream &out, const TransformTable &obj);
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#include "transformTable.I"
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#endif
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