Panda3D

materialAttrib.h

00001 // Filename: materialAttrib.h
00002 // Created by:  drose (04Mar02)
00003 //
00004 ////////////////////////////////////////////////////////////////////
00005 //
00006 // PANDA 3D SOFTWARE
00007 // Copyright (c) Carnegie Mellon University.  All rights reserved.
00008 //
00009 // All use of this software is subject to the terms of the revised BSD
00010 // license.  You should have received a copy of this license along
00011 // with this source code in a file named "LICENSE."
00012 //
00013 ////////////////////////////////////////////////////////////////////
00014 
00015 #ifndef MATERIALATTRIB_H
00016 #define MATERIALATTRIB_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include "renderAttrib.h"
00021 #include "material.h"
00022 
00023 ////////////////////////////////////////////////////////////////////
00024 //       Class : MaterialAttrib
00025 // Description : Indicates which, if any, material should be applied
00026 //               to geometry.  The material is used primarily to
00027 //               control lighting effects, and isn't necessary (or
00028 //               useful) in the absence of lighting.
00029 ////////////////////////////////////////////////////////////////////
00030 class EXPCL_PANDA_PGRAPH MaterialAttrib : public RenderAttrib {
00031 private:
00032   INLINE MaterialAttrib();
00033 
00034 PUBLISHED:
00035   static CPT(RenderAttrib) make(Material *material);
00036   static CPT(RenderAttrib) make_off();
00037   static CPT(RenderAttrib) make_default();
00038 
00039   INLINE bool is_off() const;
00040   INLINE Material *get_material() const;
00041 
00042 public:
00043   virtual void output(ostream &out) const;
00044 
00045 protected:
00046   virtual int compare_to_impl(const RenderAttrib *other) const;
00047   virtual size_t get_hash_impl() const;
00048   virtual CPT(RenderAttrib) get_auto_shader_attrib_impl(const RenderState *state) const;
00049 
00050 private:
00051   PT(Material) _material;
00052 
00053 PUBLISHED:
00054   static int get_class_slot() {
00055     return _attrib_slot;
00056   }
00057   virtual int get_slot() const {
00058     return get_class_slot();
00059   }
00060 
00061 public:
00062   static void register_with_read_factory();
00063   virtual void write_datagram(BamWriter *manager, Datagram &dg);
00064   virtual int complete_pointers(TypedWritable **plist, BamReader *manager);
00065 
00066 protected:
00067   static TypedWritable *make_from_bam(const FactoryParams &params);
00068   void fillin(DatagramIterator &scan, BamReader *manager);
00069   
00070 public:
00071   static TypeHandle get_class_type() {
00072     return _type_handle;
00073   }
00074   static void init_type() {
00075     RenderAttrib::init_type();
00076     register_type(_type_handle, "MaterialAttrib",
00077                   RenderAttrib::get_class_type());
00078     _attrib_slot = register_slot(_type_handle, 100, make_default);
00079   }
00080   virtual TypeHandle get_type() const {
00081     return get_class_type();
00082   }
00083   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00084 
00085 private:
00086   static TypeHandle _type_handle;
00087   static int _attrib_slot;
00088 };
00089 
00090 #include "materialAttrib.I"
00091 
00092 #endif
00093 
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