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daeMaterials.h
00001 // Filename: daeMaterials.h
00002 // Created by:  pro-rsoft (03Oct08)
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 DAEMATERIALS_H
00016 #define DAEMATERIALS_H
00017 
00018 #include "pandatoolbase.h"
00019 #include "eggMaterial.h"
00020 #include "eggTexture.h"
00021 #include "eggPrimitive.h"
00022 #include "eggGroup.h"
00023 #include "pointerTo.h"
00024 #include "pt_EggTexture.h"
00025 #include "pt_EggMaterial.h"
00026 
00027 #include "pre_fcollada_include.h"
00028 #include "FCollada.h"
00029 #include "FCDocument/FCDGeometryInstance.h"
00030 #include "FCDocument/FCDMaterialInstance.h"
00031 #include "FCDocument/FCDEffectStandard.h"
00032 #include "FCDocument/FCDEffectParameterSampler.h"
00033 #include "FCDocument/FCDExtra.h"
00034 
00035 ////////////////////////////////////////////////////////////////////
00036 //       Class : DaeMaterials
00037 // Description : This class is seperated from the converter file
00038 //               because otherwise it would get too big and
00039 //               needlessly complicated.
00040 ////////////////////////////////////////////////////////////////////
00041 class DaeMaterials : public TypedReferenceCount {
00042 public:
00043   DaeMaterials(const FCDGeometryInstance* geometry_instance);
00044   virtual ~DaeMaterials() {};
00045   
00046   void add_material_instance(const FCDMaterialInstance* instance);
00047   void apply_to(const string semantic, const PT(EggPrimitive) to);
00048   void apply_to(const string semantic, const PT(EggGroup) to);
00049   const string get_uvset_name(const string semantic, FUDaeGeometryInput::Semantic input_semantic, int32 input_set);
00050   
00051   static EggTexture::TextureType convert_texture_type(const FCDEffectParameterSampler::SamplerType orig_type);
00052   static EggTexture::WrapMode convert_wrap_mode(const FUDaeTextureWrapMode::WrapMode orig_mode);
00053   static EggTexture::FilterType convert_filter_type(const FUDaeTextureFilterFunction::FilterFunction orig_type);
00054   
00055 private:
00056   // Holds stuff for color blend attribs.
00057   struct DaeBlendSettings : public ReferenceCount {
00058     bool _enabled;
00059     LColor _color;
00060     EggGroup::BlendOperand _operand_a;
00061     EggGroup::BlendOperand _operand_b;
00062   };
00063   
00064   // Holds information to bind texcoord inputs to textures.
00065   struct DaeVertexInputBinding : public ReferenceCount {
00066     int32 _input_set;
00067     FUDaeGeometryInput::Semantic _input_semantic;
00068     string _semantic;
00069   };
00070   
00071   // Holds stuff for an individual material.
00072   struct DaeMaterial : public ReferenceCount {
00073     pvector<PT_EggTexture> _egg_textures;
00074     PT_EggMaterial _egg_material;
00075     bool _double_sided;
00076     pvector<PT(DaeVertexInputBinding)> _uvsets;
00077     PT(DaeBlendSettings) _blend;
00078   };
00079   
00080   void process_texture_bucket(const string semantic, const FCDEffectStandard* effect_common, FUDaeTextureChannel::Channel bucket, EggTexture::EnvType envtype = EggTexture::ET_unspecified, EggTexture::Format format = EggTexture::F_unspecified);
00081   void process_extra(const string semantic, const FCDExtra* extra);
00082   static PT(DaeBlendSettings) convert_blend(FCDEffectStandard::TransparencyMode mode, const LColor &transparent, double transparency);
00083   
00084   pmap<const string, PT(DaeMaterial)> _materials;
00085   
00086 public:
00087   virtual TypeHandle get_type() const {
00088     return get_class_type();
00089   }
00090   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}
00091   static TypeHandle get_class_type() {
00092     return _type_handle;
00093   }
00094   static void init_type() {
00095     TypedReferenceCount::init_type();
00096     register_type(_type_handle, "DaeMaterials",
00097                   TypedReferenceCount::get_class_type());
00098   }
00099 
00100 private:
00101   static TypeHandle _type_handle;
00102 };
00103 
00104 #endif
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