Fiùra:Sirius type double star animation 1.gif
Sirius_type_double_star_animation_1.gif (800 × 600 pixel, dimenzione ddo file: 5,06 MB, tipo MIME: image/gif, ciclico, 100 frame, 5,0 s)
Riepilego
| Descrizzione |
English: Star pair like Sirius. Artist rendering. |
| Data | |
| Funte | Fatica propria |
| Autore | Merikanto |
POV-Ray and ImageMagick source code
ImageMagick script
magick convert -delay 5 -loop 0 *.png sirius_type_double_star_animation_1.gif
POV-Ray 3.8 .ini file
- POV-Ray animation ini file
Antialias=Off
Antialias_Threshold=0.1
Antialias_Depth=2
Quality=11
Input_File_Name="sirisu3.pov"
Initial_Frame=1
Final_Frame=100
Initial_Clock=0
Final_Clock=360
Cyclic_Animation=on
Pause_when_Done=off
POV-Ray 3.8 source code
/////////////////////////////
//
// Sirius-type double star
//
// POV-Ray 3.8 source code
//
// 30.9.2023 v 0000.0001
//
/////////////////////////////
- include "functions.inc"
- include "rand.inc"
- include "shapes3.inc"
- declare tau_ofset=90;
- declare taunolla=clock+tau_ofset;
- declare randi1=rand(1);
- declare randi2=rand(2);
- declare randi3=rand(3);
- declare tau1=radians(taunolla);
- declare tau2=radians(taunolla+180.0);
- declare ra=3;
- declare rb=3;
- declare ax = sin(tau1)*ra+0.5;
- declare ay = cos(tau1)*ra;
- declare bx = sin(tau2)*rb-0.5;
- declare by = cos(tau2)*rb;
//## stella atmosphere
- declare atm_thickness1=1.5 ;
- declare samples1=30; // media samples, greater value slower to render
camera { location <0,25,-150>*1 look_at 0 angle 5 }
- macro convection_pigment(c)
crackle
pigment_map{
[0.0 rgb c*0.2]
[0.2 rgb c]
[0.9 rgb c]
[1.0 rgb 1.0]
}
warp{turbulence 1}
- end
- declare stella_object_type_1= object {
sphere {0,1 }
// ovus {1,0.7 rotate x*90 rotate y*-90}
//object { Egg_Shape (1.15,1.55) rotate x*90 rotate y*-90}
// texture { pigment {color rgb <1,1/2,0>} finish {ambient 0 }}
}
- declare stella_object_type_2= object {
difference
{
sphere {0,1+atm_thickness1 }
sphere {0,1.001 }
}
}
//#declare star_pigment_1= pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb starcolor1a] [1 color rgb starcolor1c] } }
- macro makestar1(color1, color2, color3, color4)
object { union {
// main sequence stella
object {
object { stella_object_type_1 }
// texture {pigment {color rgb color1} finish {ambient 1} }
// texture { pigment { convection_pigment(color1) scale 0.05} finish {ambient 1} }
texture {
wrinkles scale 0.02
// granite scale 0.1
translate x*tau1*0.2
warp { turbulence 0.5 }
texture_map {
[0 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 1}]
[0.85 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 1/2}]
[0.9 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 2/5}]
[1 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 0.2}]
}
} // ...tex
scale 1
} // stella object
// stella korona try 1
object {
object {stella_object_type_2}
pigment{rgbt 1}
hollow
interior{
media{ method 3
// absorption (1-color1)*1 // darkening
emission color3*3/10
// scattering{ 4,(1-color1)// Type
// } // end scattering
density{
// #declare qq=tau1/(pi*2);
function {
pow( 1*sqrt(1*(x*x+y*y+z*z)),-6 )
// * pow( f_granite( atan2(x,y), atan2(x,z),atan2(y,z)),1/1)
// * pow( f_granite( atan2(x+f_wrinkles(x,y,z),y+f_granite(x,y,z)*0.2), 1,1),z)
* pow( f_granite( atan2(x+f_wrinkles(x,y,z),y+f_granite(x,y,z)*0.2), 1,1),2)
- 0.5
+ pow( 1*sqrt(1*(x*x+y*y+z*z)),-6 )*0.2
}
// translate x*tau1*0.2
density_map
{
[0 rgb color1*0.000000000]
// [0.1 rgb color3*1]
// [0+atm_thickness1 rgb color3*1]
[1 rgb color1*3]
}
} //
samples samples1
} // ... density
} // ... interior
// scale 1.0+atm_thickness1
// scale 0.9
} // ... obj stella atm
} // union
} // object
- end // end makestar1 macro
- macro makestar2(color1, color2, color3, color4)
object { union {
// main sequence stella
object {
object { stella_object_type_1 }
texture {pigment {color rgb color1} finish {ambient 1} }
// texture { pigment { convection_pigment(color1) scale 0.05} finish {ambient 1} }
// texture {
// wrinkles scale 0.02
// granite scale 0.1
// translate x*tau1*0.2
// warp { turbulence 0.5 }
// texture_map {
// [0 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 1}]
// [0.85 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 0.6}]
// [0.9 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 0.4}]
// [1 pigment { wrinkles turbulence 0.4 scale 0.005 translate taunolla/360 color_map { [0 color rgb color1] [1 color rgb color3] }} finish {ambient 0.0}]
// }
// } // ...tex
scale 1
} // stella object
// stella korona2 try 1
object {
object {stella_object_type_1}
pigment{rgbt 1}
hollow
interior{
media{ method 3
// absorption (1-color1)*1 // darkening
emission color3*1/10
// scattering{ 4,(1-color1)// Type
// } // end scattering
density{
// #declare qq=tau1/(pi*2);
function {
// pow( 1*sqrt(1*(x*x+y*y+z*z)),-6 )
// * pow( f_granite( atan2(x,y), atan2(x,z),atan2(y,z)),1/1)
// * pow( f_granite( atan2(x+f_wrinkles(x,y,z),y+f_granite(x,y,z)*0.1), 1,1),1/1)
//*0.5
//+ pow( 1*sqrt(1*(x*x+y*y+z*z)),-6 )*0.2
// pow( 1/3*sqrt(4*(x*x+y*y+z*z)),-5 )*1
pow(f_spherical(x,y,z),2)*2
*f_wrinkles(x,y,z) *2
- pow( f_granite( atan2(x,y)/2, atan2(x,z)/2,atan2(y,z)/2),1/1)
}
// translate x*tau1*0.2
density_map
{
[0 rgb color1*0.000000000]
// [0.1 rgb color3*1]
// [0+atm_thickness1 rgb color3*1]
[1 rgb color1*20]
}
} //
samples samples1
} // ... density
} // ... interior
scale 3
// scale 0.9
} // ... obj stella atm
} // union
} // object
- end // end makestar1 macro
// star 1
#declare color1=<1,1,1>*1.2;
#declare color2=<1,1,1,0>*1.2;
- declare color3=<1,1,1.4>*1;
#declare color4=<1,1,1.4,0>*1;
union {
makestar1(color1, color2, color3, color4 )
scale 1.68*1
rotate taunolla
// scale 1
translate <ax,0,ay>*1
}
// star 2
#declare color1=<1,1,2>*2;
#declare color2=<1,1,3,0>;
- declare color3=<1,1,1.5>*2;
#declare color4=<1,1,1.5,0>;
union {
makestar2(color1, color2, color3, color4 )
rotate taunolla
scale 1/5
translate <bx,0,by>*1
}
Licenza
- Vuje site libbero:
- pe spartere – pe' cupià, distribbuì e trasmettere 'a fatica
- p'ammescà – pe' putè adatta 'a fatica
- Sott' 'e cundiziune ccà abbascio:
- attribbuzione – Avite a dà criéreto, nu cullegamiento â licienza, e avite a dicere si nce avite cagnato quacche cosa. 'O pputite fà comme vulite, ma nun putite fà ntènnere ca chi tène 'a licienza ve sustene a vuje o â fatica vosta.
- sparte eguale – Si vuje cagnate, trasformate o fravecate coccosa ncopp'a sta fatica, allora avíte a distribbuì 'a fatica fatta cu 'a stessa licienza o na licienza cumpatibbele a chella origgenale.
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| Data/Ora | Miniatura | Dimenzione | Utente | Commento | |
|---|---|---|---|---|---|
| attuale | 19:36, 30 set 2023 | | 800 × 600 (5,06 MB) | Merikanto | Uploaded own work with UploadWizard |
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