Panda3D
materialAttrib.h
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1 /**
2  * PANDA 3D SOFTWARE
3  * Copyright (c) Carnegie Mellon University. All rights reserved.
4  *
5  * All use of this software is subject to the terms of the revised BSD
6  * license. You should have received a copy of this license along
7  * with this source code in a file named "LICENSE."
8  *
9  * @file materialAttrib.h
10  * @author drose
11  * @date 2002-03-04
12  */
13 
14 #ifndef MATERIALATTRIB_H
15 #define MATERIALATTRIB_H
16 
17 #include "pandabase.h"
18 
19 #include "renderAttrib.h"
20 #include "material.h"
21 
22 /**
23  * Indicates which, if any, material should be applied to geometry. The
24  * material is used primarily to control lighting effects, and isn't necessary
25  * (or useful) in the absence of lighting.
26  */
27 class EXPCL_PANDA_PGRAPH MaterialAttrib : public RenderAttrib {
28 private:
29  INLINE MaterialAttrib();
30 
31 PUBLISHED:
32  static CPT(RenderAttrib) make(Material *material);
33  static CPT(RenderAttrib) make_off();
34  static CPT(RenderAttrib) make_default();
35 
36  INLINE bool is_off() const;
37  INLINE Material *get_material() const;
38 
39 PUBLISHED:
40  MAKE_PROPERTY(material, get_material);
41 
42 public:
43  virtual void output(std::ostream &out) const;
44 
45 protected:
46  virtual int compare_to_impl(const RenderAttrib *other) const;
47  virtual size_t get_hash_impl() const;
48 
49 private:
50  PT(Material) _material;
51 
52 PUBLISHED:
53  static int get_class_slot() {
54  return _attrib_slot;
55  }
56  virtual int get_slot() const {
57  return get_class_slot();
58  }
59  MAKE_PROPERTY(class_slot, get_class_slot);
60 
61 public:
62  static void register_with_read_factory();
63  virtual void write_datagram(BamWriter *manager, Datagram &dg);
64  virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
65 
66 protected:
67  static TypedWritable *make_from_bam(const FactoryParams &params);
68  void fillin(DatagramIterator &scan, BamReader *manager);
69 
70 public:
71  static TypeHandle get_class_type() {
72  return _type_handle;
73  }
74  static void init_type() {
75  RenderAttrib::init_type();
76  register_type(_type_handle, "MaterialAttrib",
77  RenderAttrib::get_class_type());
78  _attrib_slot = register_slot(_type_handle, 100, new MaterialAttrib);
79  }
80  virtual TypeHandle get_type() const {
81  return get_class_type();
82  }
83  virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
84 
85 private:
86  static TypeHandle _type_handle;
87  static int _attrib_slot;
88 };
89 
90 #include "materialAttrib.I"
91 
92 #endif
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
This is the base class for a number of render attributes (other than transform) that may be set on sc...
Definition: renderAttrib.h:51
This is the fundamental interface for extracting binary objects from a Bam file, as generated by a Ba...
Definition: bamReader.h:110
Indicates which, if any, material should be applied to geometry.
Base class for objects that can be written to and read from Bam files.
Definition: typedWritable.h:35
void register_type(TypeHandle &type_handle, const std::string &name)
This inline function is just a convenient way to call TypeRegistry::register_type(),...
Definition: register_type.I:22
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
This is the fundamental interface for writing binary objects to a Bam file, to be extracted later by ...
Definition: bamWriter.h:63
This is our own Panda specialization on the default STL list.
Definition: plist.h:35
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
virtual void write_datagram(BamWriter *manager, Datagram &dg)
Writes the contents of this object to the datagram for shipping out to a Bam file.
virtual int complete_pointers(TypedWritable **p_list, BamReader *manager)
Receives an array of pointers, one for each time manager->read_pointer() was called in fillin().
static int register_slot(TypeHandle type_handle, int sort, RenderAttrib *default_attrib)
Adds the indicated TypeHandle to the registry, if it is not there already, and returns a unique slot ...
Definition: renderAttrib.I:101
An instance of this class is passed to the Factory when requesting it to do its business and construc...
Definition: factoryParams.h:36
Defines the way an object appears in the presence of lighting.
Definition: material.h:43
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
A class to retrieve the individual data elements previously stored in a Datagram.
TypeHandle is the identifier used to differentiate C++ class types.
Definition: typeHandle.h:81
An ordered list of data elements, formatted in memory for transmission over a socket or writing to a ...
Definition: datagram.h:38