src/Graphic3d/Graphic3d_MaterialAspect.cxx

   1 // Copyright (c) 1991-1999 Matra Datavision
   2 // Copyright (c) 1999-2014 OPEN CASCADE SAS
   3 //
   4 // This file is part of Open CASCADE Technology software library.
   5 //
   6 // This library is free software; you can redistribute it and/or modify it under
   7 // the terms of the GNU Lesser General Public License version 2.1 as published
   8 // by the Free Software Foundation, with special exception defined in the file
   9 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
  10 // distribution for complete text of the license and disclaimer of any warranty.
  11 //
  12 // Alternatively, this file may be used under the terms of Open CASCADE
  13 // commercial license or contractual agreement.
  14
  15 #include <Graphic3d_MaterialAspect.hxx>
  16
  17 #include <Graphic3d_MaterialDefinitionError.hxx>
  18 #include <Standard_Assert.hxx>
  19 #include <Standard_OutOfRange.hxx>
  20
  21 namespace
  22 {
  23   //! Raw material for defining list of standard materials
  24   struct RawMaterial
  25   {
  26     const char*              StringName;
  27     Graphic3d_BSDF           BSDF;
  28     Graphic3d_PBRMaterial    PBRMaterial;
  29     Quantity_Color           Colors[Graphic3d_TypeOfReflection_NB];
  30     Standard_ShortReal       TransparencyCoef;
  31     Standard_ShortReal       RefractionIndex;
  32     Standard_ShortReal       Shininess;
  33     Standard_ShortReal       AmbientCoef;  //!< coefficient for Graphic3d_MaterialAspect::SetColor()
  34     Standard_ShortReal       DiffuseCoef;  //!< coefficient for Graphic3d_MaterialAspect::SetColor()
  35     Graphic3d_TypeOfMaterial MaterialType;
  36     Graphic3d_NameOfMaterial MaterialName;
  37
  38     RawMaterial (Graphic3d_NameOfMaterial theName, const char* theStringName);
  39
  40   };
  41
  42   //! Name list of standard materials (defined within enumeration).
  43   static const RawMaterial THE_MATERIALS[] =
  44   {
  45     RawMaterial (Graphic3d_NOM_BRASS,       "Brass"),
  46     RawMaterial (Graphic3d_NOM_BRONZE,      "Bronze"),
  47     RawMaterial (Graphic3d_NOM_COPPER,      "Copper"),
  48     RawMaterial (Graphic3d_NOM_GOLD,        "Gold"),
  49     RawMaterial (Graphic3d_NOM_PEWTER,      "Pewter"),
  50     RawMaterial (Graphic3d_NOM_PLASTER,     "Plastered"),
  51     RawMaterial (Graphic3d_NOM_PLASTIC,     "Plastified"),
  52     RawMaterial (Graphic3d_NOM_SILVER,      "Silver"),
  53     RawMaterial (Graphic3d_NOM_STEEL,       "Steel"),
  54     RawMaterial (Graphic3d_NOM_STONE,       "Stone"),
  55     RawMaterial (Graphic3d_NOM_SHINY_PLASTIC, "Shiny_plastified"),
  56     RawMaterial (Graphic3d_NOM_SATIN,       "Satined"),
  57     RawMaterial (Graphic3d_NOM_METALIZED,   "Metalized"),
  58     RawMaterial (Graphic3d_NOM_NEON_GNC,    "Ionized"),
  59     RawMaterial (Graphic3d_NOM_CHROME,      "Chrome"),
  60     RawMaterial (Graphic3d_NOM_ALUMINIUM,   "Aluminium"),
  61     RawMaterial (Graphic3d_NOM_OBSIDIAN,    "Obsidian"),
  62     RawMaterial (Graphic3d_NOM_NEON_PHC,    "Neon"),
  63     RawMaterial (Graphic3d_NOM_JADE,        "Jade"),
  64     RawMaterial (Graphic3d_NOM_CHARCOAL,    "Charcoal"),
  65     RawMaterial (Graphic3d_NOM_WATER,       "Water"),
  66     RawMaterial (Graphic3d_NOM_GLASS,       "Glass"),
  67     RawMaterial (Graphic3d_NOM_DIAMOND,     "Diamond"),
  68     RawMaterial (Graphic3d_NOM_TRANSPARENT, "Transparent"),
  69     RawMaterial (Graphic3d_NOM_DEFAULT,     "Default"),
  70     RawMaterial (Graphic3d_NOM_UserDefined, "UserDefined")
  71   };
  72 }
  73
  74 // =======================================================================
  75 // function : RawMaterial
  76 // purpose  :
  77 // =======================================================================
  78 RawMaterial::RawMaterial (Graphic3d_NameOfMaterial theName, const char* theStringName)
  79 : StringName      (theStringName),
  80   BSDF            (Graphic3d_BSDF::CreateDiffuse (Graphic3d_Vec3 (0.0f))),
  81   TransparencyCoef(0.0f),
  82   RefractionIndex (1.0f),
  83   Shininess       (0.039f),
  84   AmbientCoef     (0.25f),
  85   DiffuseCoef     (1.0f),
  86   MaterialType    (Graphic3d_MATERIAL_ASPECT),
  87   MaterialName    (theName)
  88 {
  89   switch (theName)
  90   {
  91     case Graphic3d_NOM_PLASTIC:
  92       MaterialType = Graphic3d_MATERIAL_ASPECT;
  93
  94       Shininess = 0.0078125f;
  95       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.25f));
  96       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.24f));
  97       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.004896f));
  98       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
  99
 100       BSDF.Kd = Graphic3d_Vec3 (0.2f);
 101       BSDF.Ks = Graphic3d_Vec4 (0.00784314f, 0.00784314f, 0.00784314f, 0.25f);
 102       BSDF.Normalize();
 103
 104       break;
 105     case Graphic3d_NOM_SHINY_PLASTIC:
 106       MaterialType = Graphic3d_MATERIAL_ASPECT;
 107
 108       Shininess = 1.00f;
 109       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.22f));
 110       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.50f));
 111       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (1.0f));
 112       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 113
 114       BSDF.Kd = Graphic3d_Vec3 (0.2f);
 115       BSDF.Ks = Graphic3d_Vec4 (0.145f, 0.145f, 0.145f, 0.17f);
 116       BSDF.Normalize();
 117       break;
 118     case Graphic3d_NOM_SATIN:
 119       MaterialType = Graphic3d_MATERIAL_ASPECT;
 120
 121       Shininess = 0.09375f;
 122       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.165f));
 123       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.40f));
 124       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.162647f));
 125       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 126
 127       BSDF.Kd = Graphic3d_Vec3 (0.2f);
 128       BSDF.Ks = Graphic3d_Vec4 (0.6f);
 129
 130       break;
 131     case Graphic3d_NOM_NEON_GNC:
 132       MaterialType = Graphic3d_MATERIAL_ASPECT;
 133
 134       Shininess = 0.05f;
 135       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.0f));
 136       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (1.0f));
 137       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.342392f));
 138       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (1.0f));
 139
 140       BSDF.Kd = Graphic3d_Vec3 (0.0f);
 141       BSDF.Ks = Graphic3d_Vec4 (0.5f, 0.5f, 0.5f, 0.f);
 142       BSDF.Le = static_cast<Graphic3d_Vec3> (Colors[Graphic3d_TOR_DIFFUSE]);
 143       BSDF.FresnelBase = Graphic3d_Fresnel::CreateDielectric (1.5f);
 144       break;
 145     case Graphic3d_NOM_METALIZED:
 146       MaterialType = Graphic3d_MATERIAL_ASPECT;
 147
 148       Shininess = 0.13f;
 149       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.0f));
 150       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.47f));
 151       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.170645f));
 152       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 153
 154       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 155                                              Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.2f)), 0.045f);
 156       break;
 157     case Graphic3d_NOM_BRASS:
 158       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 159
 160       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 161         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.58f, 0.42f, 0.20f)), 0.045f);
 162
 163       Shininess = 0.65f;
 164       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.088428f, 0.041081f, 0.002090f));
 165       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.570482f, 0.283555f, 0.012335f));
 166       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.992f, 0.941f, 0.808f));
 167       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 168       break;
 169     case Graphic3d_NOM_BRONZE:
 170       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 171
 172       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 173         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.65f, 0.35f, 0.15f)), 0.045f);
 174
 175       Shininess = 0.65f;
 176       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.037301f, 0.014931f, 0.004305f));
 177       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.468185f, 0.153344f, 0.027491f));
 178       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.590f, 0.408f, 0.250f));
 179       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 180       break;
 181     case Graphic3d_NOM_COPPER:
 182       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 183
 184       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 185         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.955008f, 0.637427f, 0.538163f)), 0.045f);
 186
 187       Shininess = 0.65f;
 188       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.030370f, 0.006451f, 0.001780f));
 189       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.323236f, 0.059254f, 0.007584f));
 190       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.950f, 0.640f, 0.540f));
 191       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 192       break;
 193     case Graphic3d_NOM_GOLD:
 194       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 195
 196       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 197         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (1.000000f, 0.765557f, 0.336057f)), 0.045f);
 198
 199       Shininess = 0.80f;
 200       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.073239f, 0.043234f, 0.009264f));
 201       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.525643f, 0.295700f, 0.010023f));
 202       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (1.000f, 0.710f, 0.290f));
 203       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 204       break;
 205     case Graphic3d_NOM_PEWTER:
 206       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 207
 208       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 209         Graphic3d_Fresnel::CreateConductor (1.8800f, 3.4900f), 0.045f);
 210
 211       Shininess = 0.50f;
 212       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.010979f, 0.004795f, 0.012335f));
 213       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.152583f, 0.188174f, 0.253972f));
 214       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.333f, 0.333f, 0.522f));
 215       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 216       break;
 217     case Graphic3d_NOM_PLASTER:
 218       MaterialType = Graphic3d_MATERIAL_ASPECT;
 219
 220       Shininess = 0.01f;
 221       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.13f));
 222       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.75f));
 223       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.003936f));
 224       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 225
 226       BSDF.Kd = Graphic3d_Vec3 (0.482353f, 0.482353f, 0.482353f);
 227
 228       break;
 229     case Graphic3d_NOM_SILVER:
 230       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 231
 232       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 233         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.971519f, 0.959915f, 0.915324f)), 0.045f);
 234
 235       Shininess = 0.75f;
 236       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.061465f, 0.061465f, 0.050876f));
 237       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.354692f, 0.354692f, 0.354692f));
 238       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.950f, 0.930f, 0.880f));
 239       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 240       break;
 241     case Graphic3d_NOM_STEEL:
 242       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 243
 244       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 245         Graphic3d_Fresnel::CreateConductor (Graphic3d_Vec3 (2.90f, 2.80f, 2.53f), Graphic3d_Vec3 (3.08f, 2.90f, 2.74f)), 0.045f);
 246
 247       Shininess = 0.90f;
 248       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.019607f, 0.019607f, 0.027212f));
 249       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.214041f, 0.223414f, 0.233022f));
 250       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.560f, 0.570f, 0.580f));
 251       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 252       break;
 253     case Graphic3d_NOM_STONE:
 254       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 255
 256       // special case for SetColor()
 257       AmbientCoef = 0.19f * 0.25f;
 258       DiffuseCoef = 0.75f;
 259
 260       Shininess = 0.17f;
 261       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.030074f, 0.020069f, 0.013011f));
 262       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.522522f, 0.318547f, 0.183064f));
 263       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.98f, 1.0f, 0.60f) * 0.08f);
 264       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 265
 266       BSDF.Kd = Graphic3d_Vec3 (0.243137f, 0.243137f, 0.243137f);
 267       BSDF.Ks = Graphic3d_Vec4 (0.00392157f, 0.00392157f, 0.00392157f, 0.5f);
 268
 269       break;
 270     case Graphic3d_NOM_CHROME:
 271       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 272
 273       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 274         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.549585f, 0.556114f, 0.554256f)), 0.045f);
 275
 276       Shininess = 0.90f;
 277       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.033105f, 0.033105f, 0.041436f));
 278       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.263273f, 0.263273f, 0.263273f));
 279       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.975f, 0.975f, 0.975f));
 280       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 281       break;
 282     case Graphic3d_NOM_ALUMINIUM:
 283       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 284
 285       BSDF = Graphic3d_BSDF::CreateMetallic (Graphic3d_Vec3 (0.985f, 0.985f, 0.985f),
 286         Graphic3d_Fresnel::CreateSchlick (Graphic3d_Vec3 (0.913183f, 0.921494f, 0.924524f)), 0.045f);
 287
 288       Shininess = 0.75f;
 289       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.073239f, 0.073239f, 0.073239f));
 290       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.318547f, 0.318547f, 0.318547f));
 291       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.910f, 0.920f, 0.920f));
 292       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 293       break;
 294     case Graphic3d_NOM_NEON_PHC:
 295       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 296
 297       Shininess = 0.05f;
 298       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.0f));
 299       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.0f));
 300       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.62f));
 301       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f, 0.787412f, 0.142892f));
 302
 303       BSDF.Kd = Graphic3d_Vec3 (0.0f);
 304       BSDF.Ks = Graphic3d_Vec4 (0.5f, 0.5f, 0.5f, 0.f);
 305       BSDF.Le = Graphic3d_Vec3 (0.0f, 1.0f, 0.46f);
 306       BSDF.FresnelBase = Graphic3d_Fresnel::CreateDielectric (1.5f);
 307       break;
 308     case Graphic3d_NOM_OBSIDIAN:
 309       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 310
 311       Shininess = 0.3f;
 312       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.004305f, 0.003936f, 0.005532f));
 313       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.028053f, 0.024515f, 0.041436f));
 314       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.333f, 0.329f, 0.346f));
 315       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 316
 317       BSDF.Kd = Graphic3d_Vec3 (0.023f, 0.f, 0.023f);
 318       BSDF.Ks = Graphic3d_Vec4 (0.0156863f, 0.0156863f, 0.0156863f, 0.1f);
 319       break;
 320     case Graphic3d_NOM_JADE:
 321       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 322
 323       Shininess = 0.10f;
 324       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.016338f, 0.040729f, 0.021493f));
 325       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.252950f, 0.767769f, 0.354692f));
 326       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.316f, 0.316f, 0.316f));
 327       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 328
 329       BSDF.FresnelBase = Graphic3d_Fresnel::CreateDielectric (1.5f);
 330       BSDF.Kd = Graphic3d_Vec3 (0.208658f, 0.415686f, 0.218401f);
 331       BSDF.Ks = Graphic3d_Vec4 (0.611765f, 0.611765f, 0.611765f, 0.06f);
 332       break;
 333     case Graphic3d_NOM_CHARCOAL:
 334       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 335
 336       Shininess = 0.01f;
 337       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.003936f));
 338       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.019607f));
 339       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 340       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 341
 342       BSDF.Kd = Graphic3d_Vec3 (0.02f, 0.02f, 0.02f);
 343       BSDF.Ks = Graphic3d_Vec4 (0.1f, 0.1f, 0.1f, 0.3f);
 344       break;
 345     case Graphic3d_NOM_WATER:
 346       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 347
 348       RefractionIndex  = 1.33f;
 349       BSDF             = Graphic3d_BSDF::CreateGlass (Graphic3d_Vec3 (1.f),
 350                                                       Graphic3d_Vec3 (0.7f, 0.75f, 0.85f),
 351                                                       0.05f,
 352                                                       RefractionIndex);
 353       TransparencyCoef = 0.80f;
 354
 355       Shininess = 0.90f;
 356       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.170645f, 0.170645f, 0.191627f));
 357       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.003936f, 0.003936f, 0.006571f));
 358       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.380f, 0.380f, 0.380f));
 359       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 360       break;
 361     case Graphic3d_NOM_GLASS:
 362       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 363
 364       RefractionIndex  = 1.62f;
 365       BSDF             = Graphic3d_BSDF::CreateGlass (Graphic3d_Vec3 (1.f),
 366                                                       Graphic3d_Vec3 (0.75f, 0.95f, 0.9f),
 367                                                       0.05f,
 368                                                       RefractionIndex);
 369       TransparencyCoef = 0.80f;
 370
 371       Shininess = 0.50f;
 372       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.263273f, 0.290143f, 0.290143f));
 373       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.003936f, 0.006571f, 0.006571f));
 374       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.920f, 0.920f, 0.920f));
 375       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 376       break;
 377     case Graphic3d_NOM_DIAMOND:
 378       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 379
 380       RefractionIndex  = 2.42f;
 381       BSDF             = Graphic3d_BSDF::CreateGlass (Graphic3d_Vec3 (1.f),
 382                                                       Graphic3d_Vec3 (0.95f, 0.95f, 0.95f),
 383                                                       0.05f,
 384                                                       RefractionIndex);
 385       TransparencyCoef = 0.80f;
 386
 387       Shininess = 0.90f;
 388       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.263273f));
 389       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.010023f));
 390       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.970f));
 391       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 392       break;
 393
 394     case Graphic3d_NOM_TRANSPARENT:
 395       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 396
 397       RefractionIndex = 1.0f;
 398
 399       BSDF.Kd = Graphic3d_Vec3 (0.1f);
 400       BSDF.Kt = Graphic3d_Vec3 (0.9f);
 401       BSDF.FresnelBase = Graphic3d_Fresnel::CreateConstant (0.0f);
 402       TransparencyCoef = 0.80f;
 403
 404       Shininess = 0.90f;
 405       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.263273f));
 406       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.010023f));
 407       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.970f));
 408       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 409       break;
 410     case Graphic3d_NOM_UserDefined:
 411       MaterialType = Graphic3d_MATERIAL_PHYSIC;
 412       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.1f));
 413       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.6f));
 414       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.2f));
 415       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 416       break;
 417     case Graphic3d_NOM_DEFAULT:
 418       MaterialType = Graphic3d_MATERIAL_ASPECT;
 419
 420       Colors[Graphic3d_TOR_AMBIENT]  = Quantity_Color (Graphic3d_Vec3 (0.15f));
 421       Colors[Graphic3d_TOR_DIFFUSE]  = Quantity_Color (Graphic3d_Vec3 (0.65f));
 422       Colors[Graphic3d_TOR_SPECULAR] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 423       Colors[Graphic3d_TOR_EMISSION] = Quantity_Color (Graphic3d_Vec3 (0.0f));
 424       break;
 425   }
 426   PBRMaterial.SetBSDF (BSDF);
 427 }
 428
 429 // =======================================================================
 430 // function : Graphic3d_MaterialAspect
 431 // purpose  :
 432 // =======================================================================
 433 Graphic3d_MaterialAspect::Graphic3d_MaterialAspect()
 434 : myRequestedMaterialName (Graphic3d_NOM_DEFAULT)
 435 {
 436   init (Graphic3d_NOM_DEFAULT);
 437 }
 438
 439 // =======================================================================
 440 // function : Graphic3d_MaterialAspect
 441 // purpose  :
 442 // =======================================================================
 443 Graphic3d_MaterialAspect::Graphic3d_MaterialAspect (const Graphic3d_NameOfMaterial theName)
 444 : myRequestedMaterialName (theName)
 445 {
 446   init (theName);
 447 }
 448
 449 // =======================================================================
 450 // function : init
 451 // purpose  :
 452 // =======================================================================
 453 void Graphic3d_MaterialAspect::init (const Graphic3d_NameOfMaterial theName)
 454 {
 455   const RawMaterial& aMat = THE_MATERIALS[theName];
 456   myBSDF        = aMat.BSDF;
 457   myPBRMaterial = aMat.PBRMaterial;
 458   myStringName  = aMat.StringName;
 459   myColors[Graphic3d_TOR_AMBIENT]     = aMat.Colors[Graphic3d_TOR_AMBIENT];
 460   myColors[Graphic3d_TOR_DIFFUSE]     = aMat.Colors[Graphic3d_TOR_DIFFUSE];
 461   myColors[Graphic3d_TOR_SPECULAR]    = aMat.Colors[Graphic3d_TOR_SPECULAR];
 462   myColors[Graphic3d_TOR_EMISSION]    = aMat.Colors[Graphic3d_TOR_EMISSION];
 463   myTransparencyCoef = aMat.TransparencyCoef;
 464   myRefractionIndex  = aMat.RefractionIndex;
 465   myShininess        = aMat.Shininess;
 466   myMaterialType     = aMat.MaterialType;
 467   myMaterialName     = theName;
 468   myRequestedMaterialName = theName;
 469 }
 470
 471 // =======================================================================
 472 // function : IncreaseShine
 473 // purpose  :
 474 // =======================================================================
 475 void Graphic3d_MaterialAspect::IncreaseShine (const Standard_ShortReal theDelta)
 476 {
 477   const Standard_ShortReal anOldShine = myShininess;
 478   myShininess = myShininess + myShininess * theDelta / 100.0f;
 479   if (myShininess > 1.0f || myShininess < 0.0f)
 480   {
 481     myShininess = anOldShine;
 482   }
 483 }
 484
 485 // =======================================================================
 486 // function : SetMaterialType
 487 // purpose  :
 488 // =======================================================================
 489 void Graphic3d_MaterialAspect::SetMaterialType (const Graphic3d_TypeOfMaterial theType)
 490 {
 491   myMaterialType = theType;
 492   if (theType != myMaterialType)
 493   {
 494     setUserMaterial();
 495   }
 496 }
 497
 498 // =======================================================================
 499 // function : SetColor
 500 // purpose  :
 501 // =======================================================================
 502 void Graphic3d_MaterialAspect::SetColor (const Quantity_Color& theColor)
 503 {
 504   if (myMaterialType == Graphic3d_MATERIAL_ASPECT)
 505   {
 506     return;
 507   }
 508
 509   myPBRMaterial.SetColor (theColor);
 510
 511   const RawMaterial& aSrcMat = THE_MATERIALS[myRequestedMaterialName];
 512   const Quantity_Color anAmbient((Graphic3d_Vec3 )theColor * aSrcMat.AmbientCoef);
 513   const Quantity_Color aDiffuse ((Graphic3d_Vec3 )theColor * aSrcMat.DiffuseCoef);
 514   if (myMaterialName != Graphic3d_NOM_UserDefined
 515    && (!myColors[Graphic3d_TOR_AMBIENT].IsEqual (anAmbient)
 516     || !myColors[Graphic3d_TOR_DIFFUSE].IsEqual (aDiffuse)))
 517   {
 518     setUserMaterial();
 519   }
 520   myColors[Graphic3d_TOR_AMBIENT] = anAmbient;
 521   myColors[Graphic3d_TOR_DIFFUSE] = aDiffuse;
 522 }
 523
 524 // =======================================================================
 525 // function : SetAmbientColor
 526 // purpose  :
 527 // =======================================================================
 528 void Graphic3d_MaterialAspect::SetAmbientColor (const Quantity_Color& theColor)
 529 {
 530   if (myMaterialType == Graphic3d_MATERIAL_PHYSIC
 531   &&  myMaterialName != Graphic3d_NOM_UserDefined
 532   && !myColors[Graphic3d_TOR_AMBIENT].IsEqual (theColor))
 533   {
 534     setUserMaterial();
 535   }
 536   myColors[Graphic3d_TOR_AMBIENT] = theColor;
 537 }
 538
 539 // =======================================================================
 540 // function : SetDiffuseColor
 541 // purpose  :
 542 // =======================================================================
 543 void Graphic3d_MaterialAspect::SetDiffuseColor (const Quantity_Color& theColor)
 544 {
 545   if (myMaterialType == Graphic3d_MATERIAL_PHYSIC
 546   &&  myMaterialName != Graphic3d_NOM_UserDefined
 547   && !myColors[Graphic3d_TOR_DIFFUSE].IsEqual (theColor))
 548   {
 549     setUserMaterial();
 550   }
 551   myColors[Graphic3d_TOR_DIFFUSE] = theColor;
 552 }
 553
 554 // =======================================================================
 555 // function : SetSpecularColor
 556 // purpose  :
 557 // =======================================================================
 558 void Graphic3d_MaterialAspect::SetSpecularColor (const Quantity_Color& theColor)
 559 {
 560   if (myMaterialType == Graphic3d_MATERIAL_PHYSIC
 561   &&  myMaterialName != Graphic3d_NOM_UserDefined
 562   && !myColors[Graphic3d_TOR_SPECULAR].IsEqual (theColor))
 563   {
 564     setUserMaterial();
 565   }
 566   myColors[Graphic3d_TOR_SPECULAR] = theColor;
 567 }
 568
 569 // =======================================================================
 570 // function : SetEmissiveColor
 571 // purpose  :
 572 // =======================================================================
 573 void Graphic3d_MaterialAspect::SetEmissiveColor (const Quantity_Color& theColor)
 574 {
 575   if (myMaterialType == Graphic3d_MATERIAL_PHYSIC
 576   &&  myMaterialName != Graphic3d_NOM_UserDefined
 577   && !myColors[Graphic3d_TOR_EMISSION].IsEqual (theColor))
 578   {
 579     setUserMaterial();
 580   }
 581   myColors[Graphic3d_TOR_EMISSION] = theColor;
 582 }
 583
 584 // =======================================================================
 585 // function : SetTransparency
 586 // purpose  :
 587 // =======================================================================
 588 void Graphic3d_MaterialAspect::SetTransparency (const Standard_ShortReal theValue)
 589 {
 590   if (theValue < 0.0f
 591    || theValue > 1.0f)
 592   {
 593     throw Graphic3d_MaterialDefinitionError("Bad value for SetTransparency < 0. or > 1.0");
 594   }
 595
 596   myTransparencyCoef = theValue;
 597   myPBRMaterial.SetAlpha (1.0f - theValue);
 598 }
 599
 600 // =======================================================================
 601 // function : SetRefractionIndex
 602 // purpose  :
 603 // =======================================================================
 604 void Graphic3d_MaterialAspect::SetRefractionIndex (const Standard_ShortReal theValue)
 605 {
 606   if (theValue < 1.0f)
 607   {
 608     throw Graphic3d_MaterialDefinitionError("Bad value for refraction index < 1.0");
 609   }
 610
 611   myRefractionIndex = theValue;
 612 }
 613
 614 // =======================================================================
 615 // function : SetShininess
 616 // purpose  :
 617 // =======================================================================
 618 void Graphic3d_MaterialAspect::SetShininess (const Standard_ShortReal theValue)
 619 {
 620   if (theValue < 0.0f
 621    || theValue > 1.0f)
 622   {
 623     throw Graphic3d_MaterialDefinitionError("Bad value for Shininess < 0. or > 1.0");
 624   }
 625
 626   if (myShininess != theValue)
 627   {
 628     myShininess = theValue;
 629     setUserMaterial();
 630   }
 631 }
 632
 633 // =======================================================================
 634 // function : MaterialName
 635 // purpose  :
 636 // =======================================================================
 637 Standard_CString Graphic3d_MaterialAspect::MaterialName (const Standard_Integer theRank)
 638 {
 639   if (theRank < 1 || theRank > NumberOfMaterials())
 640   {
 641     throw Standard_OutOfRange("BAD index of material");
 642   }
 643   const RawMaterial& aMat = THE_MATERIALS[theRank - 1];
 644   return aMat.StringName;
 645 }
 646
 647 // =======================================================================
 648 // function : MaterialFromName
 649 // purpose  :
 650 // =======================================================================
 651 Standard_Boolean Graphic3d_MaterialAspect::MaterialFromName (const Standard_CString theName,
 652                                                              Graphic3d_NameOfMaterial& theMat)
 653 {
 654   TCollection_AsciiString aName (theName);
 655   aName.LowerCase();
 656   aName.Capitalize();
 657   const Standard_Integer aNbMaterials = Graphic3d_MaterialAspect::NumberOfMaterials();
 658   for (Standard_Integer aMatIter = 0; aMatIter <= aNbMaterials; ++aMatIter)
 659   {
 660     const RawMaterial& aMat = THE_MATERIALS[aMatIter];
 661     if (aName == aMat.StringName)
 662     {
 663       theMat = Graphic3d_NameOfMaterial(aMatIter);
 664       return Standard_True;
 665     }
 666   }
 667
 668   // parse aliases
 669   if (aName == "Plastic")            // Plastified
 670   {
 671     theMat = Graphic3d_NOM_PLASTIC;
 672     return Standard_True;
 673   }
 674   else if (aName == "Shiny_plastic") // Shiny_plastified
 675   {
 676     theMat = Graphic3d_NOM_SHINY_PLASTIC;
 677     return Standard_True;
 678   }
 679   else if (aName == "Plaster")       // Plastered
 680   {
 681     theMat = Graphic3d_NOM_PLASTER;
 682     return Standard_True;
 683   }
 684   else if (aName == "Satin")         // Satined
 685   {
 686     theMat = Graphic3d_NOM_SATIN;
 687     return Standard_True;
 688   }
 689   else if (aName == "Neon_gnc")      // Ionized
 690   {
 691     theMat = Graphic3d_NOM_NEON_GNC;
 692     return Standard_True;
 693   }
 694   else if (aName == "Neon_phc") // Neon
 695   {
 696     theMat = Graphic3d_NOM_NEON_PHC;
 697     return Standard_True;
 698   }
 699   return Standard_False;
 700 }
 701
 702 // =======================================================================
 703 // function : MaterialType
 704 // purpose  :
 705 // =======================================================================
 706 Graphic3d_TypeOfMaterial Graphic3d_MaterialAspect::MaterialType (const Standard_Integer theRank)
 707 {
 708   if (theRank < 1 || theRank > NumberOfMaterials())
 709   {
 710     throw Standard_OutOfRange("BAD index of material");
 711   }
 712   const RawMaterial& aMat = THE_MATERIALS[theRank - 1];
 713   return aMat.MaterialType;
 714 }
 715
 716 //=======================================================================
 717 //function : DumpJson
 718 //purpose  :
 719 //=======================================================================
 720 void Graphic3d_MaterialAspect::DumpJson (Standard_OStream& theOStream, Standard_Integer theDepth) const
 721 {
 722   OCCT_DUMP_CLASS_BEGIN (theOStream, Graphic3d_MaterialAspect)
 723
 724   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myBSDF)
 725   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myPBRMaterial)
 726   OCCT_DUMP_FIELD_VALUE_STRING (theOStream, myStringName)
 727
 728   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myColors[Graphic3d_TOR_AMBIENT])
 729   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myColors[Graphic3d_TOR_DIFFUSE])
 730   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myColors[Graphic3d_TOR_SPECULAR])
 731   OCCT_DUMP_FIELD_VALUES_DUMPED (theOStream, theDepth, &myColors[Graphic3d_TOR_EMISSION])
 732
 733   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myTransparencyCoef)
 734   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myRefractionIndex)
 735   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myShininess)
 736
 737   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myMaterialType)
 738   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myMaterialName)
 739   OCCT_DUMP_FIELD_VALUE_NUMERICAL (theOStream, myRequestedMaterialName)
 740 }