Descriptions and Examples for the POV-Ray Raytracer by Friedrich A. Lohmüller
Geometric Shapes in POV-Ray
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Geometric Shapes
   Index
Basic Shapes
Shapes by macro + CSG
Shapes in "shapes3.inc"
Other Shapes by macros
3D text shapes
Other Shapes
Non CSG Shapes

height_field + HF macros
  - height_field by images
  - height_field rastered
  - height_field by functions
  - height_fields massiv
  - HF - Mountain + Valley
  >HF_Square
  - HF_Sphere
  - HF_Cylinder
  - HF_Torus

Isosurfaces
                                   
HF_Square macro
Declared in "shapes.inc"
 
Sample Spheroid
// ----------------- HF_Square macro
#declare Fn_1 =
 function(x, y, z)
  {1-(-f_snoise3d(x*2,y*2,z*2)*0.25)}

object{ //---------------------------
HF_Square( Fn_1, //Function,
           0, // UseUVheight:  0 or 1
           1, // UseUVtexture: 0 or 1
           <50,50>, // Resolution,
           1, // Smooth: 0 or 1
           "",// FileName, ""=no file,
           <-1,0,-1>*2, //MnExt,
           <1,1,1>*2    //MxExt
         ) //-------------------------
 texture{ pigment{ checker
                   color rgb<1,0.6,0>
                   color rgb<1,1,1>*0.9
                   scale 0.05}
          finish { phong 0.1}
        } // end of texture
 scale<1,1,1>*1
 rotate<0,0,0>
 translate<0,-1.5,0>
}  // end of HF_Square --------------

© Friedrich A. Lohmüller, 2014
www.f-lohmueller.de
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