File:Cytherean world 2 rend 1.png

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Captions

Captions

Cytherean, Venus-like runaway greenhouse planet

Summary[edit]

Description
English: Cytherean, Venus-like runaway greenhouse planet
Date
Source Own work
Author Merikanto

POV-Ray 3.7 source code

// // cytherean planet - venus like planet runaway greenhouse planet // pov-ray 3.7 source code // 29.03.2023 v 0000.0013 //

  1. include "colors.inc"
  2. include "textures.inc"
  3. include "shapes.inc"
  4. include "functions.inc"

camera {

 //  location <0,500,-1000>*3    
      location <0,0,-4000>*0.8
   look_at <0,0,0>
   angle 24

}


light_source { <10,0,-10>*1000*1000*100 color rgb <1,1,1> }


  1. declare planetsize=400;
  1. declare cloud_type_4= pigment {

granite scale 0.3 turbulence 2

pigment_map {

    [0 color rgbt <0.87, 0.68, 0.42,0.0>*0.9  ]       
  
     [1 color rgbt <0.97, 0.88, 0.69,0.0>*0.99]

} }

  1. declare clayer_1=texture {

pigment {


function {

// sin( f_sphere(sin(x+sin(y)),sin(y/1),z/1,2) )

 y*y+x  
+f_wrinkles(x/3,y*3,z)

//+f_wrinkles(x/3,sin(y*y*10),1)/10 +f_granite(x,y,z)/10


}

     sine_wave
   //   turbulence 0.2
   pigment_map {
    // [0 color rgbt <0.87, 0.68, 0.42,0.0>  ]       
      [0 cloud_type_4]
     [1 color rgbt <0.97, 0.88, 0.69,0.0>]
   }

    

scale x*2

 // warp { turbulence 0.1}

// scale 1/2 // translate y*-1.25

// translate y*0.5

//scale 1/2 // scale 1/4

}

finish {ambient 0}

}

  1. declare cloud_type_1= pigment {

wrinkles scale y/10 scale 1/5 rotate z*-10

pigment_map {
 [0 color rgbt <1,1,1,1>  ]     

[1 color rgbt <1,1,1,0>*1.4 ] }

}

#declare cloud_type_2= pigment  {

wrinkles scale y/10 scale 1/5 rotate z*10

pigment_map {
 [0 color rgbt <1,1,1,1>  ]     

[1 color rgbt <1,1,1,0>*1.4 ] }

}

#declare clayer_2=texture {

pigment {


function {

sin(y)


}

//     sine_wave
   pigment_map {
     [0 color rgbt <1,1,1,1>  ]  
 [1/9 color rgbt <1,1,1,1>  ]     

[2/8 cloud_type_1 ]

     [1/2 cloud_type_2] 
  [6/8 cloud_type_1]  
      [8/9 color rgbt <1,1,1,1>]
     [1 color rgbt <1,1,1,1>]
   }

//  sine_wave
scale 2

// translate y*2

}

 finish {ambient 0}

}

 #declare halo_2=sphere
{ 0,1 pigment { rgbt 1 } hollow
  interior
  { media
    { 
 //      emission 1/10000*<182,192,201>/256  

// absorption 1/10000

      scattering {4,1/planetsize*<2,1.5,1>*2 }
      density
 
     {
   function {
   //    exp(1/(sqrt(x*x+y*y+z*z)) )  
   2* (1/(pow(sqrt(x*x+y*y+z*z),.75)))

// * f_granite(x,y,z)

     }
     
   density_map
        { [0 rgbt <0,0,0,1>] 
           [0.02 rgbt <1,1,1,0>]
          [1 rgbt <1,1,1,0>]
        }
      }
   
}
 }
scale 1
}


  1. declare cytheria_2= object {


//plane {z,0}

sphere {0,1}

texture {clayer_1 //scale 1.5 }

texture {clayer_2}

scale planetsize }

object { cytheria_2}

// object {halo_2 scale 1.01 scale planetsize }

Licensing[edit]

I, the copyright holder of this work, hereby publish it under the following license:
w:en:Creative Commons
attribution share alike
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
  • share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.

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Date/TimeThumbnailDimensionsUserComment
current16:11, 29 March 2023Thumbnail for version as of 16:11, 29 March 20231,600 × 1,200 (525 KB)Merikanto (talk | contribs)Uploaded own work with UploadWizard

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