112 lines
3.6 KiB
C++
112 lines
3.6 KiB
C++
// Filename: eggMaterialCollection.h
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// Created by: drose (30Apr01)
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//
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////////////////////////////////////////////////////////////////////
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//
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// PANDA 3D SOFTWARE
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// Copyright (c) 2001 - 2004, Disney Enterprises, Inc. All rights reserved
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//
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// All use of this software is subject to the terms of the Panda 3d
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// Software license. You should have received a copy of this license
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// along with this source code; you will also find a current copy of
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// the license at http://etc.cmu.edu/panda3d/docs/license/ .
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//
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// To contact the maintainers of this program write to
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// panda3d-general@lists.sourceforge.net .
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//
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////////////////////////////////////////////////////////////////////
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#ifndef EGGMATERIALCOLLECTION_H
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#define EGGMATERIALCOLLECTION_H
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#include "pandabase.h"
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#include "eggMaterial.h"
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#include "eggGroupNode.h"
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#include "vector_PT_EggMaterial.h"
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#include "pmap.h"
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////////////////////////////////////////////////////////////////////
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// Class : EggMaterialCollection
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// Description : This is a collection of materials by MRef name. It
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// can extract the materials from an egg file and sort
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// them all together; it can also manage the creation of
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// unique materials and the assignment of unique MRef
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// names.
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////////////////////////////////////////////////////////////////////
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class EXPCL_PANDAEGG EggMaterialCollection {
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// This is a bit of private interface stuff that must be here as a
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// forward reference. This allows us to define the
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// EggMaterialCollection as an STL container.
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private:
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typedef pmap<PT_EggMaterial, int> Materials;
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typedef vector_PT_EggMaterial OrderedMaterials;
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public:
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typedef OrderedMaterials::const_iterator iterator;
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typedef iterator const_iterator;
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typedef OrderedMaterials::size_type size_type;
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typedef pmap<PT_EggMaterial, PT_EggMaterial > MaterialReplacement;
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// Here begins the actual public interface to EggMaterialCollection.
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PUBLISHED:
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EggMaterialCollection();
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EggMaterialCollection(const EggMaterialCollection ©);
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EggMaterialCollection &operator = (const EggMaterialCollection ©);
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~EggMaterialCollection();
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void clear();
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int extract_materials(EggGroupNode *node);
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public:
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EggGroupNode::iterator insert_materials(EggGroupNode *node);
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EggGroupNode::iterator insert_materials(EggGroupNode *node, EggGroupNode::iterator position);
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PUBLISHED:
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int find_used_materials(EggNode *node);
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void remove_unused_materials(EggNode *node);
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int collapse_equivalent_materials(int eq, EggGroupNode *node);
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int collapse_equivalent_materials(int eq, MaterialReplacement &removed);
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static void replace_materials(EggGroupNode *node,
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const MaterialReplacement &replace);
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void uniquify_mrefs();
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void sort_by_mref();
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// Can be used to traverse all the materials in the collection, in
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// order as last sorted.
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public:
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INLINE iterator begin() const;
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INLINE iterator end() const;
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INLINE bool empty() const;
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INLINE size_type size() const;
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PUBLISHED:
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bool add_material(EggMaterial *material);
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bool remove_material(EggMaterial *material);
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// create_unique_material() creates a new material if there is not
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// already one equivalent (according to eq, see
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// EggMaterial::is_equivalent_to()) to the indicated material, or
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// returns the existing one if there is.
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EggMaterial *create_unique_material(const EggMaterial ©, int eq);
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// Find a material with a particular MRef name.
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EggMaterial *find_mref(const string &mref_name) const;
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private:
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Materials _materials;
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OrderedMaterials _ordered_materials;
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};
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#include "eggMaterialCollection.I"
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#endif
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