Panda3D
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00001 // Filename: standardMunger.h 00002 // Created by: drose (21Mar05) 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 STANDARDMUNGER_H 00016 #define STANDARDMUNGER_H 00017 00018 #include "pandabase.h" 00019 #include "stateMunger.h" 00020 #include "graphicsStateGuardian.h" 00021 #include "colorAttrib.h" 00022 #include "colorScaleAttrib.h" 00023 #include "renderModeAttrib.h" 00024 #include "pointerTo.h" 00025 #include "weakPointerTo.h" 00026 00027 //////////////////////////////////////////////////////////////////// 00028 // Class : StandardMunger 00029 // Description : Performs some generic munging that is appropriate for 00030 // all GSG types; for instance, applies ColorAttrib and 00031 // ColorScaleAttrib to the vertices, and checks for 00032 // hardware-accelerated animation capabilities. 00033 //////////////////////////////////////////////////////////////////// 00034 class EXPCL_PANDA_DISPLAY StandardMunger : public StateMunger { 00035 public: 00036 StandardMunger(GraphicsStateGuardianBase *gsg, const RenderState *state, 00037 int num_components, NumericType numeric_type, 00038 Contents contents); 00039 virtual ~StandardMunger(); 00040 00041 INLINE GraphicsStateGuardian *get_gsg() const; 00042 00043 protected: 00044 virtual CPT(GeomVertexData) munge_data_impl(const GeomVertexData *data); 00045 virtual int compare_to_impl(const GeomMunger *other) const; 00046 virtual void munge_geom_impl(CPT(Geom) &geom, CPT(GeomVertexData) &data, 00047 Thread *current_thread); 00048 virtual void premunge_geom_impl(CPT(Geom) &geom, CPT(GeomVertexData) &data); 00049 virtual int geom_compare_to_impl(const GeomMunger *other) const; 00050 virtual CPT(RenderState) munge_state_impl(const RenderState *state); 00051 00052 private: 00053 int _num_components; 00054 NumericType _numeric_type; 00055 Contents _contents; 00056 CPT(RenderModeAttrib) _render_mode; 00057 00058 bool _munge_color; 00059 bool _munge_color_scale; 00060 00061 LColor _color; 00062 LVecBase4 _color_scale; 00063 00064 public: 00065 static TypeHandle get_class_type() { 00066 return _type_handle; 00067 } 00068 static void init_type() { 00069 StateMunger::init_type(); 00070 register_type(_type_handle, "StandardMunger", 00071 StateMunger::get_class_type()); 00072 } 00073 virtual TypeHandle get_type() const { 00074 return get_class_type(); 00075 } 00076 virtual TypeHandle force_init_type() {init_type(); return get_class_type();} 00077 00078 private: 00079 static TypeHandle _type_handle; 00080 }; 00081 00082 #include "standardMunger.I" 00083 00084 #endif 00085