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595 jab 1 
/* ----------------------------------------------------------------------- *
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 * This file is part of GEL, http://www.imm.dtu.dk/GEL
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 * Copyright (C) the authors and DTU Informatics
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 * For license and list of authors, see ../../doc/intro.pdf
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 * ----------------------------------------------------------------------- */
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/**
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 * @file Material.h
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 * @brief Contains a simple struct for OpenGL'ish materials.
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 */
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#ifndef __GEOMETRY_MATERIAL_H__
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#define __GEOMETRY_MATERIAL_H__
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#include <string>
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#include <vector>
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#include "CGLA/Vec3f.h"
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#include "CGLA/Vec3i.h"
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namespace Geometry
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{
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    /// Simple material definitions.
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    struct Material
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    {
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        /// Name of material
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        std::string name;
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        /// Diffuse reflection
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        CGLA::Vec3f diffuse;
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        /// Ambient reflection
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        CGLA::Vec3f ambient;
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        /// Specular reflection
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        CGLA::Vec3f specular;
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        /// Specular exponent
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        float shininess;
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        /// Index of refraction in the inverted normal direction ("inside")
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        float ior_in;
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        /// Index of refraction in the normal direction ("outside")
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        float ior_out;
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        /// Transmission filter
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        CGLA::Vec3f transmission;
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        /** Illumination model
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         1 - Color and ambient
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         2 - Color and ambient and highlight
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         3 - Reflection
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         4 - Reflection and refraction
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         Refer to the MTL format specification for more models.
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         Only numbers from 0 to 10 have a specific meaning. */
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        int illum;
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        bool has_texture;
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        std::string tex_path, tex_name;
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        int tex_id;
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        Material():	name("default"),
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        tex_path(""), tex_name(""), tex_id(-1)
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        {
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            ior_in = 1.5f;
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            ior_out = 1.0f;
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            shininess = 0.0f;
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            diffuse[0] = 0.8f;
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            diffuse[1] = 0.8f;
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            diffuse[2] = 0.8f;
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            ambient[0] = 0.2f;
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            ambient[1] = 0.2f;
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            ambient[2] = 0.2f;
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            specular[0] = 0.0f;
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            specular[1] = 0.0f;
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            specular[2] = 0.0f;
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            transmission[0] = 0.0f;
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            transmission[1] = 0.0f;
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            transmission[2] = 0.0f;
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            illum = 2;
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        }
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    };
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}
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#endif