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// This work is licensed under the Creative Commons Attribution 3.0 Unported License.
// To view a copy of this license, visit http://creativecommons.org/licenses/by/3.0/
// or send a letter to Creative Commons, 444 Castro Street, Suite 900, Mountain View,
// California, 94041, USA.
// Persistence Of Vision Ray Tracer Scene Description File
// File: radiosity.pov
// Desc: radiosity demo scene
// Date: August 2001
// Auth: Christoph Hormann
// -w320 -h240
// -w512 -h384 +a0.3
#version 3.7;
global_settings {
assumed_gamma 1.0
radiosity { // --- Settings 1 (fast) ---
pretrace_start 0.08
pretrace_end 0.02
count 50
error_bound 0.5
recursion_limit 1
}
/*
radiosity { // --- Settings 2 (medium quality) ---
pretrace_start 0.08
pretrace_end 0.01
count 120
error_bound 0.25
recursion_limit 1
}*/
/*
radiosity { // --- Settings 3 (high quality) ---
pretrace_start 0.08
pretrace_end 0.005
count 400
error_bound 0.1
recursion_limit 1
}*/
/*
radiosity { // --- Settings 4 (medium quality, recursion_limit 2) ---
pretrace_start 0.08
pretrace_end 0.005
count 350
error_bound 0.15
recursion_limit 2
}*/
}
fog {
fog_type 2
fog_alt 1.3
fog_offset 0
color rgb <0.7, 0.8, 0.9>
distance 800
}
// ===================================================
camera { // --- Camera 1 ---
location <7.5, 1.3, 6.5>
right x*image_width/image_height
look_at <0, 1.3, 0>
angle 45
}
/*
camera { // --- Camera 2 ---
ultra_wide_angle
location <7.5, 1.3, 6.5>
right (4/3)*x
look_at <0, 1.3, 0>
angle 126
}*/
// ===================================================
// --- Three alternative light sources,
// --- also try without light
light_source { // --- Light 1 ---
<-5000, 14000, 15000>
color rgb <1.0, 0.9, 0.78>*2.3
}
/*
light_source { // --- Light 2 ---
<-5000, 4000, 15000>
color rgb <1.1, 0.93, 0.78>*2.1
}*/
/*
light_source { // --- Light 3 ---
<5000, 14000, -15000>
color rgb <1.0, 0.9, 0.78>*2.3
}*/
// ===================================================
sphere { // --- Sky ---
<0, 0, 0>, 1
texture {
pigment {
gradient y
color_map {
[0.0 color rgb < 1.0, 1.0, 1.0 >]
[0.3 color rgb < 0.5, 0.6, 1.0 >]
}
}
finish { diffuse 0 #if (version < 3.7) ambient 1 #else emission 1 #end }
}
scale 10000
hollow on
no_shadow
}
// ===================================================
#declare Tex_1=
texture {
pigment {
color rgb 0.8
}
finish {
ambient 0.0
diffuse 0.6
specular 0.1
}
}
#declare Tex_2=
texture {
pigment {
color rgb <0.9, 0.65, 0.3>
}
finish {
ambient 0.0
diffuse 0.6
}
}
// ===================================================
plane {
y, 0
texture { Tex_2 }
}
#declare Column_Block=
union {
#declare Cnt=0;
#while (Cnt < 8.8)
cylinder { <4.4, 0.2, 4.4-Cnt>, <4.4, 3.6, 4.4-Cnt>, 0.2 }
#declare Cnt=Cnt+(8.8/3);
#end
}
#declare Walls=
difference {
box { <-10, -0.1, -10>, <10, 4, 10> }
box { < -9, 0.3, -9>, < 9, 3.5, 9> }
box { < -4, 0.1, -4>, < 4, 5, 4> }
intersection {
merge {
cylinder { <0, 0.3, 0>, <0, 0.3, 12>, 2 }
cylinder { <0, 0.3, 0>, <0, 0.3, 12>, 2 rotate 180*y }
cylinder { <0, 0.3, 0>, <0, 0.3, 12>, 2 rotate 90*y }
cylinder { <0, 0.3, 0>, <0, 0.3, 12>, 2 rotate -90*y }
}
plane { y, 0.3 inverse }
}
}
#declare Col_Base=
difference {
box { <-4.7, 0, -4.7>, <4.7, 3.6, 4.7> }
box { <-4.1, -0.1, -4.1>, <4.1, 4, 4.1> }
box { < -5, 0.5, -5>, < 5, 3.3, 5> }
}
union {
object { Walls }
object { Column_Block }
object { Column_Block rotate 180*y }
object { Column_Block rotate 90*y }
object { Column_Block rotate -90*y }
object { Col_Base }
texture { Tex_1 }
}
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