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#version 3.5;
#include "colors.inc"
global_settings
{
assumed_gamma 1.0
max_trace_level 120
noise_generator 3 // was 3
radiosity{
pretrace_start 0.08
pretrace_end 0.01
count 10 // 10
nearest_count 5
error_bound 0.4
recursion_limit 1
low_error_factor 0.5
gray_threshold 0
minimum_reuse 0.015
brightness .325
adc_bailout 0.006
normal on
media on
}
}
// ----------------------------------------
camera{
location <0.0, 0.5 , -25> //-25
//location <0.0, 65 , 0>
direction z //1.5*z
right image_width/image_height*x
look_at z*10000//<0.0, 1, 0.0>
//look_at 0
rotate y*-5
angle 50//32
translate y*1500
}
sky_sphere{
pigment {
gradient y
color_map { [0.0 SteelBlue+((White)/2)][0.75 SteelBlue*.75 ]}
rotate x*-90
}
}
light_source{<0,100000,0>
color rgb <1,.6,.125> *.875
rotate z*25 rotate x*50 // was z*25 try 30
media_interaction on media_attenuation off
}
#declare Rad = 8000;
#macro SkyShell(minAlt, maxAlt, Int, Scle, Rot)
difference {
sphere {< 0, 0, 0>, 1 scale (Rad + maxAlt)}
sphere {< 0, 0, 0>, 1 scale (Rad + minAlt)}
texture {pigment {color rgbf 1}finish {ambient 0 diffuse 1}}
///****************Finish added???????????????????
interior {Int}
scale Scle
rotate Rot
translate -y*Rad
hollow
}
#end
SkyShell(
1000,1550, // high cloud
interior {
media {
samples 5,10
intervals 2
scattering { 2, rgb <0.0075, 0.007, 0.0065>*.65 } //colour of base
of clouds multipyler controls darkness, smaller lighter
density {
wrinkles
warp{turbulence 0.4 lambda 3 omega 0.6}
scale Rad*.15
color_map {
[0 rgb 0]
[0.125 rgb 0]
[0.38 rgb 0.5*.5]
[0.75 rgb 0.8*.5]
[1 rgb <1,1,0>*.5]
}// cmap
scale 1
} //density
} //media
} //int
<1,1,1>*3
<-9,124,0>
)
SkyShell( //low dark cloud
300,900
interior {
media { method 3
samples 5,10
intervals 2
scattering { 2, rgb <0.0075*1.75, 0.00875*1.75, 0.007*1.75>*.75 }
density {
wrinkles
warp { turbulence 0.5 lambda 2.3 omega 0.475 }
scale Rad*.15
color_map {
[0 rgb 0]
[0.4 rgb 0]
[0.5 rgb 0.75/3]
[0.95 rgb 1.5/3]
[1 rgb 1]
}// cmap
turbulence .5
scale <2,.75,1>*.7
} //density
} //media
} //int
<-1.75,1.75,1.75>
<45,54,0>
)
SkyShell( //low scudding dark cloud
100,295
interior {
media { method 3
samples 5,10
intervals 2
scattering { 2, rgb <0.0075*1.75, 0.00875*1.75, 0.007*1.75>*2 }
//scattering { 2, rgb <0.0075*1.75, 0.00875*1.75,
0.007*1.75>*1.675 }
density {
wrinkles
warp { turbulence 0.5 lambda 2.3 omega 0.475 }
scale Rad*.15
color_map {
[0 rgb 0]
[0.65 rgb 0]
[0.55 rgb 0.75/3]
[0.95 rgb 1.5/3]
[1 rgb 1]
}// cmap
scale <2,.75,1>*.7
} //density
} //media
} //int
<3,1.75,1.75>
<-46.5,-43,0>
)
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