File:B-type main sequence star 1.png
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Summary
| Description |
English: Main sequence star of type B |
| Date | |
| Source | Own work |
| Author | Merikanto |
Povray 3.7 source code
// type B main sequence star
// pov-ray 3.7 script
- include "colors.inc"
- include "functions.inc"
global_settings { assumed_gamma 1.0 }
camera {
location <0,0,-65>
look_at <0,0,0>
}
- declare sun1=sphere{
<0,0,0>, 1
texture{
pigment{
// uv_mapping
//bumps
// scale 0.1
// bozo
// granite
function
{
f_noise3d(x*10,y*10,z*10)
}
turbulence 0.2
octaves 20
scale 0.1
color_map
{
[0.0 rgb <0.05,0.05,1>]
// [0.1 rgb LightBlue]
// [0.9 rgb LightBlue]
[1.0 rgb <0.0,0.0,1>]
}
}
finish {
//ambient 18
ambient 25
}// end of finish
// scale 2 translate<-1,-1,0>
}
// end of texture
/*
media {
}
*/
} ;
- declare kromos1=difference
{
sphere {0,1.025}
sphere {0,1.0001}
/*
pigment {color rgbf <0,0,1,0.5>}
finish {
emission 1
}
- /
pigment { color rgbf 1 }
hollow
interior {
media {
emission 1
absorption 1
method 2
intervals 1
samples 10, 50
density {
spherical
color_map {
[ 0.9 rgb <1.0,0,1.0> ]
[ 1.0 rgb <0.0, 0.0, 0> ]
}
}
}
/*
media {
absorption 2
emission 1
method 1
intervals 1
samples 10, 50
density {
spherical
color_map {
[ 0.0 rgb 1.0 ]
[ 0.1 rgb 1.0 ]
[ 1.0 rgb 1.0 ]
}
}
}
*/
}
};
- declare korona1=sphere{
<0,0,0>, 1
scale 1.06
pigment{rgbt 1}
hollow
interior
{
media{
emission 0.12
absorption 0.2
// scattering 1, 0.01
// scattering { 3, 0.1 extinction 0.01 }
density{
spherical
ramp_wave
// onion
// turbulence 0.05
// poly_wave 1.5
#declare deltamm=1.0/200.0;
#declare mm = deltamm;
#declare nn = 1-deltamm;
#declare pp= 1.0;
color_map {
// mm <2.0, 3.0 ...
#while(mm <= 1.0)
// #declare ex1=exp(-(nn-0.6)*18)*2;
// #declare ex3=exp(-(nn-0.6)*18)*2;
// #declare ex3=exp(-(nn-0.6)*18)*2;
// #declare ex3=mm;
// #declare ex3=exp(-(nn-0.3)*18)*2;
// #declare ex3=exp(-(nn*nn)*10)*0.01;
// #declare ex3=(mm*mm*mm)/2;
// #declare potens1=3;
// #declare attenk1=10;
// #declare kerr1=15;
#declare potens1=3;
#declare attenk1=13;
#declare kerr1=15;
#declare ex4=pow(potens1,-nn*attenk1)*kerr1;
#declare rr=ex4;
#declare treshold1=0.5;
#declare redi=treshold1;
#declare greeni=treshold1;
#declare bluei=rr*5;
#if(rr<treshold1)
#declare redi=rr;
#declare greeni=rr;
#end
#declare cc=<redi,greeni,bluei>;
[mm rgb cc]
#declare mm=mm+deltamm;
#declare nn=nn-deltamm;
#end
}
} // end of density
} // end of media ---
} // end of interior
scale 1.85
} ;
- declare star1=union {
object {
sun1
scale 1.00001
}
/*
object {
kromos1
//scale 1.19
scale 1.5
}
*/
object {
korona1
scale 1.5
}
}
object {
star1
scale 15
}
Licensing
- 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.
File history
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 10:53, 7 April 2022 | | 2,400 × 1,800 (1.09 MB) | Merikanto | Uploaded own work with UploadWizard |
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