Panda3D

shadeModelAttrib.h

00001 // Filename: shadeModelAttrib.h
00002 // Created by:  drose (14Mar05)
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 SHADEMODELATTRIB_H
00016 #define SHADEMODELATTRIB_H
00017 
00018 #include "pandabase.h"
00019 
00020 #include "renderAttrib.h"
00021 
00022 class FactoryParams;
00023 
00024 ////////////////////////////////////////////////////////////////////
00025 //       Class : ShadeModelAttrib
00026 // Description : Specifies whether flat shading (per-polygon) or
00027 //               smooth shading (per-vertex) is in effect.
00028 ////////////////////////////////////////////////////////////////////
00029 class EXPCL_PANDA_PGRAPH ShadeModelAttrib : public RenderAttrib {
00030 PUBLISHED:
00031   enum Mode {
00032     M_flat,
00033     M_smooth,
00034   };
00035 
00036 private:
00037   INLINE ShadeModelAttrib(Mode mode);
00038 
00039 PUBLISHED:
00040   static CPT(RenderAttrib) make(Mode mode);
00041   static CPT(RenderAttrib) make_default();
00042 
00043   INLINE Mode get_mode() const;
00044 
00045 public:
00046   virtual void output(ostream &out) const;
00047 
00048 protected:
00049   virtual int compare_to_impl(const RenderAttrib *other) const;
00050   virtual CPT(RenderAttrib) compose_impl(const RenderAttrib *other) const;
00051 
00052 private:
00053   Mode _mode;
00054 
00055 PUBLISHED:
00056   static int get_class_slot() {
00057     return _attrib_slot;
00058   }
00059   virtual int get_slot() const {
00060     return get_class_slot();
00061   }
00062 
00063 public:
00064   static void register_with_read_factory();
00065   virtual void write_datagram(BamWriter *manager, Datagram &dg);
00066 
00067 protected:
00068   static TypedWritable *make_from_bam(const FactoryParams &params);
00069   void fillin(DatagramIterator &scan, BamReader *manager);
00070   
00071 public:
00072   static TypeHandle get_class_type() {
00073     return _type_handle;
00074   }
00075   static void init_type() {
00076     RenderAttrib::init_type();
00077     register_type(_type_handle, "ShadeModelAttrib",
00078                   RenderAttrib::get_class_type());
00079     _attrib_slot = register_slot(_type_handle, 100, make_default);
00080   }
00081   virtual TypeHandle get_type() const {
00082     return get_class_type();
00083   }
00084   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00085 
00086 private:
00087   static TypeHandle _type_handle;
00088   static int _attrib_slot;
00089 };
00090 
00091 #include "shadeModelAttrib.I"
00092 
00093 #endif
00094 
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