rt::Material Struct Reference

#include <Material.h>

Public Member Functions
	Material ()
	Default constructor.
	Material (Color amb, Color diff, Color spec, Real shiny=0.0f, Real cdiff=1.0f, Real crefl=0.0f, Real crefr=0.0f, Real in_ridx=1.0f, Real out_ridx=1.0f)
	Constructor from colors and shinyness.

Static Public Member Functions
static Material	mix (Real t, const Material &m1, const Material &m2)
	Mixes two material (t=0 gives m1, t=1 gives m2, t=0.5 gives their average)
static Material	whitePlastic ()
static Material	redPlastic ()
static Material	bronze ()
static Material	emerald ()
static Material	glass ()

Public Attributes
Color	ambient
	ambient color
Color	diffuse
	diffuse color
Color	specular
	specular color
Real	shinyness
	shinyness (50: very high, 1: low )
Real	coef_diffusion
Real	coef_reflexion
	The material has some specularity if coef_reflexion > 0.0.
Real	coef_refraction
	The material is transparent if coef_refraction > 0.0.
Real	in_refractive_index
Real	out_refractive_index
	Outside refractive index (1.0f if object is in the air otherwise >= 1.0f)

Detailed Description

This structure stores the material associated to a graphical object. object should have.

Definition at line 18 of file Material.h.

Constructor & Destructor Documentation

Material() [1/2]

rt::Material::Material ( )

inline

Default constructor.

Definition at line 61 of file Material.h.

{}

Material() [2/2]

rt::Material::Material ( Color  amb, Color  diff, Color  spec, Real  shiny = 0.0f, Real  cdiff = 1.0f, Real  crefl = 0.0f, Real  crefr = 0.0f, Real  in_ridx = 1.0f, Real  out_ridx = 1.0f  )

inline

Constructor from colors and shinyness.

Definition at line 64 of file Material.h.

      : ambient( amb ), diffuse( diff ), specular( spec ), shinyness( shiny ),
        coef_diffusion( cdiff ), coef_reflexion( crefl ), coef_refraction( crefr ),
        in_refractive_index( in_ridx ), out_refractive_index( out_ridx )
    {}

Member Function Documentation

bronze()

static Material rt::Material::bronze ( )

inlinestatic

Definition at line 100 of file Material.h.

    {
      Material m;
      m.ambient   = Color( 0.1125, 0.0675, 0.054 );
      m.diffuse   = Color( 0.714, 0.4284, 0.18144 );
      m.specular  = Color( 0.9, 0.8, 0.7 );
      // m.specular  = Color( 0.393548, 0.271906, 0.166721 );
      m.shinyness = 56; // 25.6;
      m.coef_diffusion  = 0.5f;
      m.coef_reflexion  = 0.75f;
      m.coef_refraction = 0.0f;
      m.in_refractive_index  = 1.0f;
      m.out_refractive_index = 1.0f;
      return m;
    }

emerald()

static Material rt::Material::emerald ( )

inlinestatic

Definition at line 115 of file Material.h.

    {
      Material m;
      m.ambient   = Color( 0.0f, 0.01f, 0.0f ); //Color( 0.0215, 0.1745, 0.0215 );
      m.diffuse   = Color( 0.09568, 0.77424, 0.10 );
      m.specular  = Color( 0.9, 1.0, 0.9 ); // Color( 0.633, 0.727811, 0.633 );
      m.shinyness = 0.6*128.0;
      m.coef_diffusion  = 0.15f;
      m.coef_reflexion  = 0.5f;
      m.coef_refraction = 0.65f;
      m.in_refractive_index  = 1.5f;
      m.out_refractive_index = 1.0f;
      return m;
    }

glass()

static Material rt::Material::glass ( )

inlinestatic

Definition at line 129 of file Material.h.

    {
      Material m;
      m.ambient   = Color( 0.0, 0.0, 0.0 );
      m.diffuse   = Color( 0.95, 0.95, 1.0 );
      m.specular  = Color( 1.0, 1.0, 1.0 );
      m.shinyness = 80.0f;
      m.coef_diffusion  = 0.01f;
      m.coef_reflexion  = 0.05f;
      m.coef_refraction = 0.98f;
      m.in_refractive_index  = 1.5f;
      m.out_refractive_index = 1.0f;
      return m;
    }

mix()

static Material rt::Material::mix ( Real  t, const Material &  m1, const Material &  m2  )

inlinestatic

Mixes two material (t=0 gives m1, t=1 gives m2, t=0.5 gives their average)

Definition at line 44 of file Material.h.

    {
      Material m;
      Real s = 1.0f - t;
      m.ambient = s * m1.ambient + t * m2.ambient;
      m.diffuse = s * m1.diffuse + t * m2.diffuse;
      m.specular = s * m1.specular + t * m2.specular;
      m.shinyness = s * m1.shinyness + t * m2.shinyness;
      m.coef_diffusion = s * m1.coef_diffusion + t * m2.coef_diffusion;
      m.coef_reflexion = s * m1.coef_reflexion + t * m2.coef_reflexion;
      m.coef_refraction = s * m1.coef_refraction + t * m2.coef_refraction;
      m.in_refractive_index = s * m1.in_refractive_index + t * m2.in_refractive_index;
      m.out_refractive_index = s * m1.out_refractive_index + t * m2.out_refractive_index;
      return m;
    }

redPlastic()

static Material rt::Material::redPlastic ( )

inlinestatic

Definition at line 86 of file Material.h.

    {
      Material m;
      m.ambient   = Color( 0.1, 0.0, 0.0 );
      m.diffuse   = Color( 0.85, 0.05, 0.05 );
      m.specular  = Color( 1.0, 0.8, 0.8 );
      m.shinyness = 5.0;
      m.coef_diffusion  = 1.0f;
      m.coef_reflexion  = 0.05f;
      m.coef_refraction = 0.0f;
      m.in_refractive_index  = 1.0f;
      m.out_refractive_index = 1.0f;
      return m;
    }

whitePlastic()

static Material rt::Material::whitePlastic ( )

inlinestatic

Definition at line 72 of file Material.h.

    {
      Material m;
      m.ambient   = Color( 0.1, 0.1, 0.1 );
      m.diffuse   = Color( 0.7, 0.7, 0.7 );
      m.specular  = Color( 1.0, 1.0, 0.98 );
      m.shinyness = 5.0;
      m.coef_diffusion  = 0.9f;
      m.coef_reflexion  = 0.1f;
      m.coef_refraction = 0.0f;
      m.in_refractive_index  = 1.0f;
      m.out_refractive_index = 1.0f;
      return m;
    }

Member Data Documentation

ambient

Color rt::Material::ambient

ambient color

Definition at line 20 of file Material.h.

coef_diffusion

Real rt::Material::coef_diffusion

The material is perfectly diffuse if coef_diffusion == 1.0, otherwise it may have reflexion / transparency properties.

Definition at line 32 of file Material.h.

coef_reflexion

Real rt::Material::coef_reflexion

The material has some specularity if coef_reflexion > 0.0.

Definition at line 34 of file Material.h.

coef_refraction

Real rt::Material::coef_refraction

The material is transparent if coef_refraction > 0.0.

Definition at line 36 of file Material.h.

diffuse

Color rt::Material::diffuse

diffuse color

Definition at line 22 of file Material.h.

in_refractive_index

Real rt::Material::in_refractive_index

Refractive index (1.0f in vacuum, 1.31 in ice, 1.52 window glass, 1.33 water Inside refractive index (for transparent medium) (>= 1.0f)

Definition at line 39 of file Material.h.

out_refractive_index

Real rt::Material::out_refractive_index

Outside refractive index (1.0f if object is in the air otherwise >= 1.0f)

Definition at line 41 of file Material.h.

shinyness

Real rt::Material::shinyness

shinyness (50: very high, 1: low )

Definition at line 26 of file Material.h.

specular

Color rt::Material::specular

specular color

Definition at line 24 of file Material.h.

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The documentation for this struct was generated from the following file:

• TP2/Material.h