File:Giant planet 5.png
Original file (1,600 × 1,200 pixels, file size: 746 KB, MIME type: image/png)
Captions
Summary
[edit]DescriptionGiant planet 5.png |
English: Giant planet, that have gaseous envelope. Impression of artist. |
Date | |
Source | Own work |
Author | Merikanto |
POV-Ray 3.7 source code
///////////////////////////////
//
// gaseous giant planet
//
// POV-Ray 3.7 source code
//
// 22.9.2023 0000.0007x
//
//////////////////////////////
- include "functions.inc"
/*
0.97, 1.00, 1.00 // white
0.72, 0.50, 0.27 // ora
0.55, 0.38, 0.30 // red
0.44, 0.42, 0.32 // gray
- /
/*
#local p_start = 64/image_width;
- local p_end_tune = 8/image_width;
- local p_end_final = 4/image_width;
- local smooth_eb = 0.50;
- local smooth_count = 75;
- local final_eb = 0.1875;
- local final_count = smooth_count * smooth_eb * smooth_eb / (final_eb * final_eb);
global_settings {
radiosity {
pretrace_start 0.08
pretrace_end 0.01
count 500
nearest_count 10
error_bound 0.02
recursion_limit 1
low_error_factor 0.2
gray_threshold 0.0
minimum_reuse 0.015
brightness 1
adc_bailout 0.01/2
}
}
- /
/*
global_settings {
radiosity {
pretrace_start 0.08
pretrace_end 0.04
count 35
nearest_count 5
error_bound 1.8
recursion_limit 3
low_error_factor 0.5
gray_threshold 0.0
minimum_reuse 0.015
brightness 1
adc_bailout 0.01/2
}
}
- /
/*
global_settings
{ photons
{ count 20000
media 100
}
}
*/
/*
// #include “rad_def.inc”
global_settings {
radiosity {
Rad_Settings(Radiosity_Normal,off,off)
}
}
*/
/*
global_settings{
radiosity
{
pretrace_start p_start // Use a pretrace_end value close to what you
pretrace_end p_end_tune // intend to use for your final trace
count final_count // Note the very low count!
nearest_count 20 // 10 will be ok for now
error_bound final_eb // Start with 1.0
recursion_limit 3 // Recursion should be near what you want it to be
// If you aren't sure, start with 3 or 4
minimum_reuse 0.005
always_sample off
}
}
*/
default { finish { ambient 0.000000 diffuse 0.9 } }
camera {
location <0,0,-1>*5
angle 35
look_at 0
}
light_source {
<-1,0,-1>*1000000
color rgb <1,1,1>*1.5
}
- declare light1 = texture
{
pigment {
// wrinkles
granite
//scale 0.1
scale 3
warp {
turbulence 0.4
}
scale 1/3
pigment_map {
[0 color rgb <0.91, 0.65, 0.45>*4/4 ]
[0.2 color rgb <0.99, 0.96, 0.85>*1.1 ]
[1 color rgb <1.00, 0.92, 0.82>*1.4 ]
}
}
finish { ambient .03 diffuse .55 phong .075 phong_size 1.5 specular .025 roughness .01}
}
- declare dark1= texture {
pigment {
// gradient y
// function {y+f_wrinkles(0,y,0)*0.5+f_granite(0,y/4,0)*0.1}
wrinkles
scale 0.1
// frequency 10
// sine_wave
// scallop_wave
/*
turbulence 0.05
omega 0.1
lambda 0.1
- /
scale 5
warp {
turbulence 0.5
}
scale 1/5
scale 50
warp {
turbulence 0.5
}
scale 1/50
pigment_map {
[0 color rgb <1.00, 0.92, 0.82>*1.4 ]
[0.2 color rgb <0.63, 0.49, 0.40>*1.3 ]
[0.95 color rgb <0.91, 0.65, 0.45>*1.3 ]
[1 color rgb <0.44, 0.42, 0.32 >*1.3 ]
}
}
finish { ambient .00 diffuse .55 phong .075 phong_size 1.5 specular .025 roughness .01}
}
#declare tex1= texture {
function{ sin(y)+ f_wrinkles(0,y*3,0)+f_granite(0,y/2,0)*0.1 } // OK OK
// function{ (1/sqrt(2*pi))*(exp(-(y*y*1.75)/2))/2 }
// function{ (1/sqrt(2*pi))*(exp(-(y*y*1.75)/2))/2 + f_granite(0,y/3,0)/4+ f_wrinkles(0,y*10,0)/4 } // ok
// function{ sin(abs(y/2)) + 2.5* 1/sqrt(2*pi)*exp(-(y*y*1.75)/2) } // normal distribution
// function{ sin(y/6)+ f_wrinkles(0,y*3,0)+f_granite(0,y/2,0)*0.1 } // OK OK
// function{ sin(y)+ asin( f_wrinkles(x/100,y,z/100) ) } // ok
// function{ f_granite(0,y/3,0)/2+ f_wrinkles(0,y*10,0)/2 } // ok
// function { (log(sin(y))) } // og
// function{ min(log((1/y*1)/3),1 )*min(log(-(1/y*1)/3),1 ) } // quite og
// function{ sin( f_wrinkles(0, sin(y*3),0) ) } // OK OK
// function{ asin( f_wrinkles(0,y,0) )*0.8+f_granite(0,y,0)*0.2 } // OK OK
// function{ tan(y*0.7/3) }
// function{ y-0.5+ f_wrinkles(0,y/2,0)+f_granite(0,y/4,0)*0.1 } // OK OK
// function{ asin( f_wrinkles(0,sin(y)*2,0) ) } // OK OK
// function {0.5+y+f_wrinkles(0,y,0)*0.4+f_granite(0,y/4,0)*0.1}
//function {((cos(y*5/1)+1)/2)*0.9+f_wrinkles(x/30,y,0)/20 }
// function {((sin(y*3)/2)+0.5)}
// gradient y
// function {0.5-sin(y)-f_wrinkles(x,y,z)*0.1 -f_wrinkles(x,y,z)*0.03 }
// gradient y
sine_wave
// scallop_wave
// scale 5
// turbulence .1
//scale 1/5
frequency 1
scale 5
warp {
turbulence 0.4
}
scale 1/5
scale 10
warp {
turbulence 0.3
}
scale 1/10
scale 30
warp {
turbulence 0.5
}
scale 1/30
scale 100
warp {
turbulence 0.5
}
scale 1/100
scale 1
texture_map {
[0 dark1 ]
[1 light1 ]
// [1 dark1 ]
}
/*
texture_map {
// [0 light1 ]
[0.0 dark1 ]
[1 light1 ]
}
*/
// scale <.2,1,.2> rotate 15*y translate -.05*y
// warp {black_hole <.5,-.2,-.8>,.32 falloff 2 strength 6 turbulence <1,1,1>/2 inverse }
// warp {black_hole <.5,-.5,.8>,.25 falloff 5 strength 3.2 turbulence 0 inverse }
warp {black_hole <.5,-.5,-.8>,.25 falloff 1.5 strength 6 turbulence <0.2, 0.2,0.2>*4 inverse }
scale y/2
}
//background{rgb .1}
// giant planet
- declare giantplanet1=sphere {0,1
texture {
tex1
}
photons { target reflection on }
}
#declare giantplanet2=sphere {0,1.001
texture {
pigment {
gradient y
// sine_wave
scallop_wave
pigment_map {
[0 color rgbt <1.0,0.8, 1,0.8> ]
[1 color rgbt <1,0,0.8, 1,0.8> ]
}
}
}
}
#declare atm_thickness1 = 0.075;
- declare atm_color1 = rgb <pow(460/650, 4), pow(460/555, 4), 1>;
- declare atm_amount1=5;
- declare atm_samples1=5;
- declare atm1= object
{
difference {
sphere {0, 1.0001+atm_thickness1 }
sphere {0, 1.0001 }
}
hollow no_shadow
pigment {
rgbt 1
}
// finish {
// reflection 0
// }
interior
{ media {
method 3
intervals 3
samples atm_samples1
// emission 0.1
absorption 0
// scattering { 4 color atm_amount1*atm_color1/atm_thickness1 }
// scattering { 4 color atm_amount1*<0.4,0.6,0.8>/atm_thickness1 }
scattering { 5 color atm_amount1*<0.5,0.7,1>/atm_thickness1 eccentricity 0.56 }
density
{
function { 1*exp(-8*(sqrt(x*x+(y)*(y)+z*z)- 1 - 0.00001)/atm_thickness1) }
//spherical density_map
// { [0.00 rgb 0.0]
// [0.1 rgb White*0.1]
// [1 rgb White]
// }
}
}
}
scale 1
}
- declare gee1=union {
object { giantplanet1}
// atmo simu filter
object { giantplanet2}
object {atm1}
}
object {gee1
//rotate y*45
//rotate x*40
}
Licensing
[edit]- 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 | 07:45, 22 September 2023 | 1,600 × 1,200 (746 KB) | Merikanto (talk | contribs) | Uploaded own work with UploadWizard |
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File change date and time | 07:38, 22 September 2023 |
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