00001 // Filename: geomTristrips.h 00002 // Created by: drose (08Mar05) 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 GEOMTRISTRIPS_H 00016 #define GEOMTRISTRIPS_H 00017 00018 #include "pandabase.h" 00019 #include "geomPrimitive.h" 00020 00021 //////////////////////////////////////////////////////////////////// 00022 // Class : GeomTristrips 00023 // Description : Defines a series of triangle strips. 00024 //////////////////////////////////////////////////////////////////// 00025 class EXPCL_PANDA_GOBJ GeomTristrips : public GeomPrimitive { 00026 PUBLISHED: 00027 GeomTristrips(UsageHint usage_hint); 00028 GeomTristrips(const GeomTristrips ©); 00029 virtual ~GeomTristrips(); 00030 00031 public: 00032 virtual PT(GeomPrimitive) make_copy() const; 00033 virtual PrimitiveType get_primitive_type() const; 00034 virtual int get_geom_rendering() const; 00035 virtual int get_num_unused_vertices_per_primitive() const; 00036 00037 public: 00038 virtual bool draw(GraphicsStateGuardianBase *gsg, 00039 const GeomPrimitivePipelineReader *reader, 00040 bool force) const; 00041 00042 protected: 00043 virtual CPT(GeomPrimitive) decompose_impl() const; 00044 virtual CPT(GeomPrimitive) doubleside_impl() const; 00045 virtual CPT(GeomPrimitive) reverse_impl() const; 00046 virtual CPT(GeomVertexArrayData) rotate_impl() const; 00047 virtual bool requires_unused_vertices() const; 00048 virtual void append_unused_vertices(GeomVertexArrayData *vertices, 00049 int vertex); 00050 00051 public: 00052 static void register_with_read_factory(); 00053 00054 protected: 00055 static TypedWritable *make_from_bam(const FactoryParams ¶ms); 00056 00057 public: 00058 static TypeHandle get_class_type() { 00059 return _type_handle; 00060 } 00061 static void init_type() { 00062 GeomPrimitive::init_type(); 00063 register_type(_type_handle, "GeomTristrips", 00064 GeomPrimitive::get_class_type()); 00065 } 00066 virtual TypeHandle get_type() const { 00067 return get_class_type(); 00068 } 00069 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00070 00071 private: 00072 static TypeHandle _type_handle; 00073 00074 friend class Geom; 00075 }; 00076 00077 #endif