File:Parameters of f ridged mf 1 1 1 1.png

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Captions

Parameters of f ridged mf

Summary[edit]

Description
English: Parameters of f ridged mf
Date
Source Own work
Author Merikanto

Pov-Ray 3.7 source code

//################ //# //## example parameters of POV-Ray multifractals //# //## 10.11.2023 0000.0000 //# //####

  1. include "colors.inc"
  2. include "functions.inc"
  3. include "rand.inc"
  4. include "strings.inc"


default { finish { ambient 0.000002 diffuse 0.5 } }


camera { 

   location <0,0,-25>
   look_at <0,0,0>
   angle 35

}

light_source{ <0,0,-1e9> color rgb 1 

}


  1. macro multi_fractal_surface(H, Lacunarity, Octaves, Offset, Gain, Generator)

function { 

f_ridged_mf(x, y, z, H, Lacunarity, Octaves, Offset, Gain, 2)

// f_hetero_mf(x, y, z, H, Lacunarity, Octaves, Offset, Gain, 1) }

  1. end
  1. macro sphere_1(H, Lacunarity, Octaves, Offset, Gain, Generator)

object {

sphere {0,0.75}

texture { pigment {

multi_fractal_surface(H, Lacunarity, Octaves, Offset, Gain, Generator)

color_map { [0 color rgb <1,0,0>] [1 color rgb <0,0,1>] } } } 

normal { multi_fractal_surface(H, Lacunarity, Octaves, Offset, Gain, Generator) bump_size 1}

}

  1. end
  1. declare H=0.1; // tex 0.01 0.1
  2. declare Lacunarity=2; // tex 2,5,10
  3. declare Octaves=6;
  4. declare Generator=1; // 0, 1, 2
  1. declare ostring0=concat("Gen:",str(Generator,1,3));
  2. declare ostring1=concat(" Hei:",str(H,1,3));
  3. declare ostring2=concat(" Lac:",str(Lacunarity,1,2));
  4. declare ostring3=concat(" Oct:",str(Octaves,1,2));
  1. declare ostring4=concat(" f_ridged_mf(...) ",ostring0, ostring1,ostring2,ostring3);
#declare font0 = "cyrvetic.ttf";

 text { ttf font0 ostring4, 1,0 
  scale 0.45
  pigment {color rgb <1,1,0>}

translate x*-6.0 translate y*3.5 translate z*-2 }

  1. declare dimux=3;
  2. declare dimuy=3;
  1. declare bx=0;
  2. declare by=0;
  1. declare by=0;
  2. for (NY,-dimuy,dimuy)
  1. declare bx=0;
  1. for (NX,-dimux,dimux)
  1. declare cx=bx/dimux;
  2. declare cy=by/dimuy;
  1. declare dx=cx*1-1;
  2. declare dy=cy*1-1;
  1. declare Offset=dy;
  2. declare Gain=dx;

object { sphere_1(H, Lacunarity, Octaves, Offset, Gain, Generator) translate x*NY*1.5 translate y*NX*1.5 }

  1. declare string1=concat("G:",str(Gain,2,3));
  2. declare string2=concat("O:",str(Offset,2,3));

//#declare string1="-0.0000"; 

#declare font1 = "cyrvetic.ttf"
 
 text { ttf font1 string1, 1,0 
  scale 0.3
  pigment {color rgb <0,1,0>}
 	translate x*NX*1.5

translate (y*NY*1.5) translate z*-1 } 

 text { ttf font1 string2, 1,0 
  scale 0.3
  pigment {color rgb <0,1,0>}

 	translate x*NX*1.5

translate ((y*NY*1.5)-0.3) translate z*-1 }

  1. declare bx=bx+1;
  1. end
  2. declare by=by+1;
  1. end

Licensing[edit]

I, the copyright holder of this work, hereby publish it under the following license:
Creative Commons CC-Zero This file is made available under the Creative Commons CC0 1.0 Universal Public Domain Dedication.
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Date/TimeThumbnailDimensionsUserComment
current09:04, 10 November 2023Thumbnail for version as of 09:04, 10 November 20233,200 × 2,400 (2.16 MB)Merikanto (talk | contribs)Uploaded own work with UploadWizard

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