Radiosity scene
// Persistence of Vision Ray Tracer Scene Description File
// File: ?.pov
// Vers: 3.5
// Desc: Radiosity Scene Template
// Date: mm/dd/yy
// Auth: ?
//
#version 3.5;
#declare Radiosity=on;
global_settings {
assumed_gamma 1.0
//max_trace_level 25
#if (Radiosity)
radiosity {
pretrace_start 0.08 // start pretrace at this size
pretrace_end 0.04 // end pretrace at this size
count 35 // higher -> higher quality (1..1600) [35]
nearest_count 5 // higher -> higher quality (1..10) [5]
error_bound 1.8 // higher -> smoother, less accurate [1.8]
recursion_limit 3 // how much interreflections are calculated (1..5+) [3]
low_error_factor .5 // reduce error_bound during last pretrace step
gray_threshold 0.0 // increase for weakening colors (0..1) [0]
minimum_reuse 0.015 // reuse of old radiosity samples [0.015]
brightness 1 // brightness of radiosity effects (0..1) [1]
adc_bailout 0.01/2
//normal on // take surface normals into account [off]
//media on // take media into account [off]
//save_file file_name // save radiosity data
//load_file file_name // load saved radiosity data
//always_sample off // turn sampling in final trace off [on]
//max_sample 1.0 // maximum brightness of samples
}
#end
}
#default {
texture {
pigment {rgb 1}
#if (Radiosity)
finish {
ambient 0.0
diffuse 0.6
specular 0.3
}
#else
finish {
ambient 0.1
diffuse 0.6
specular 0.3
}
#end
}
}
// ----------------------------------------
camera {
right x*image_width/image_height
location <0,1.5,-4>
look_at <0,1,0>
}
light_source {
<500,500,-500> // light's position
color rgb <1, 1, 1> // light's color
}
sky_sphere {
pigment {
gradient y
color_map {
[0.0 rgb <0.6,0.7,1.0>]
[0.7 rgb <0.0,0.1,0.8>]
}
}
}
// ----------------------------------------
plane {
y, 0
texture {
pigment {
checker
color rgb <1.0, 0.8, 0.6>
color rgb <1.0, 0.0, 0.0>
scale 0.5
}
}
}
sphere {
<0,1,0>, 1
}