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Amiga MA Magazine 1998 #7
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amigamamagazinepolishissue1998.iso
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varia
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povray3
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povray3_fpu
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povscn
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level2
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pawns.pov
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1997-12-12
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// Persistence Of Vision raytracer version 3.0 sample file.
// "Pawns", a study in wood... three pawns on a chessboard
// File by Douglas Otwell
#version 3.0
global_settings { assumed_gamma 1.8 }
#include "colors.inc"
#include "shapes.inc"
#include "textures.inc"
//
// Yellow pine, close grained
//
#declare Yellow_Pine = texture {
pigment {
wood
turbulence 0.02
color_map {
[0.000, 0.222 color red 0.808 green 0.671 blue 0.251 filter 0.000
color red 0.808 green 0.671 blue 0.251 filter 0.000]
[0.222, 0.342 color red 0.808 green 0.671 blue 0.251 filter 0.000
color red 0.600 green 0.349 blue 0.043 filter 0.000]
[0.342, 0.393 color red 0.600 green 0.349 blue 0.043 filter 0.000
color red 0.808 green 0.671 blue 0.251 filter 0.000]
[0.393, 0.709 color red 0.808 green 0.671 blue 0.251 filter 0.000
color red 0.808 green 0.671 blue 0.251 filter 0.000]
[0.709, 0.821 color red 0.808 green 0.671 blue 0.251 filter 0.000
color red 0.533 green 0.298 blue 0.027 filter 0.000]
[0.821, 1 color red 0.533 green 0.298 blue 0.027 filter 0.000
color red 0.808 green 0.671 blue 0.251 filter 0.000]
}
scale 0.1
translate 10*x
}
}
// Yellow_Pine layer 2
texture {
pigment {
wood
turbulence 0.01
color_map {
[0.000, 0.120 color red 1.000 green 1.000 blue 1.000 filter 1.000
color red 0.702 green 0.412 blue 0.118 filter 0.608]
[0.120, 0.231 color red 0.702 green 0.412 blue 0.118 filter 0.608
color red 0.702 green 0.467 blue 0.118 filter 0.608]
[0.231, 0.496 color red 0.702 green 0.467 blue 0.118 filter 0.608
color red 1.000 green 1.000 blue 1.000 filter 1.000]
[0.496, 0.701 color red 1.000 green 1.000 blue 1.000 filter 1.000
color red 1.000 green 1.000 blue 1.000 filter 1.000]
[0.701, 0.829 color red 1.000 green 1.000 blue 1.000 filter 1.000
color red 0.702 green 0.467 blue 0.118 filter 0.608]
[0.829, 1 color red 0.702 green 0.467 blue 0.118 filter 0.608
color red 1.000 green 1.000 blue 1.000 filter 1.000]
}
scale 0.5
translate 10*x
}
}
//
// Rosewood
//
#declare Rosewood = texture {
pigment {
bozo
turbulence 0.04
color_map {
[0.000, 0.256 color red 0.204 green 0.110 blue 0.078 filter 0.000
color red 0.231 green 0.125 blue 0.090 filter 0.000]
[0.256, 0.393 color red 0.231 green 0.125 blue 0.090 filter 0.000
color red 0.247 green 0.133 blue 0.090 filter 0.000]
[0.393, 0.581 color red 0.247 green 0.133 blue 0.090 filter 0.000
color red 0.204 green 0.110 blue 0.075 filter 0.000]
[0.581, 0.726 color red 0.204 green 0.110 blue 0.075 filter 0.000
color red 0.259 green 0.122 blue 0.102 filter 0.000]
[0.726, 0.983 color red 0.259 green 0.122 blue 0.102 filter 0.000
color red 0.231 green 0.125 blue 0.086 filter 0.000]
[0.983, 1 color red 0.231 green 0.125 blue 0.086 filter 0.000
color red 0.204 green 0.110 blue 0.078 filter 0.000]
}
scale <0.5, 0.5, 1>
translate 10*x
}
finish {
ambient 0.5
diffuse 0.8
}
}
// Rosewood layer 2
texture {
pigment {
wood
turbulence 0.04
color_map {
[0.000, 0.139 color red 0.545 green 0.349 blue 0.247 filter 1.000
color red 0.000 green 0.000 blue 0.000 filter 0.004]
[0.139, 0.148 color red 0.000 green 0.000 blue 0.000 filter 0.004
color red 0.000 green 0.000 blue 0.000 filter 0.004]
[0.148, 0.287 color red 0.000 green 0.000 blue 0.000 filter 0.004
color red 0.545 green 0.349 blue 0.247 filter 1.000]
[0.287, 0.443 color red 0.545 green 0.349 blue 0.247 filter 1.000
color red 0.545 green 0.349 blue 0.247 filter 1.000]
[0.443, 0.626 color red 0.545 green 0.349 blue 0.247 filter 1.000
color red 0.000 green 0.000 blue 0.000 filter 0.004]
[0.626, 0.635 color red 0.000 green 0.000 blue 0.000 filter 0.004
color red 0.000 green 0.000 blue 0.000 filter 0.004]
[0.635, 0.843 color red 0.000 green 0.000 blue 0.000 filter 0.004
color red 0.545 green 0.349 blue 0.247 filter 1.000]
[0.843, 1 color red 0.545 green 0.349 blue 0.247 filter 1.000
color red 0.545 green 0.349 blue 0.247 filter 1.000]
}
scale <0.5, 0.5, 1>
translate <10, 0, 0>
}
finish {
ambient 0.5
diffuse 0.8
}
}
//
// Sandalwood ( makes a great burled maple, too)
//
#declare Sandalwood = texture {
pigment {
bozo
turbulence 0.2
color_map {
[0.000, 0.171 color red 0.725 green 0.659 blue 0.455 filter 0.000
color red 0.682 green 0.549 blue 0.420 filter 0.000]
[0.171, 0.274 color red 0.682 green 0.549 blue 0.420 filter 0.000
color red 0.557 green 0.451 blue 0.322 filter 0.000]
[0.274, 0.393 color red 0.557 green 0.451 blue 0.322 filter 0.000
color red 0.725 green 0.659 blue 0.455 filter 0.000]
[0.393, 0.564 color red 0.725 green 0.659 blue 0.455 filter 0.000
color red 0.682 green 0.549 blue 0.420 filter 0.000]
[0.564, 0.701 color red 0.682 green 0.549 blue 0.420 filter 0.000
color red 0.482 green 0.392 blue 0.278 filter 0.000]
[0.701, 1 color red 0.482 green 0.392 blue 0.278 filter 0.000
color red 0.725 green 0.659 blue 0.455 filter 0.000]
}
scale <0.2, 0.2, 1>
scale 2
}
}
// Sandalwood layer 2
texture {
pigment {
bozo
turbulence 0.8
color_map {
[0.000, 0.087 color red 0.682 green 0.604 blue 0.380 filter 1.000
color red 0.761 green 0.694 blue 0.600 filter 0.020]
[0.087, 0.226 color red 0.761 green 0.694 blue 0.600 filter 0.020
color red 0.635 green 0.553 blue 0.325 filter 1.000]
[0.226, 0.348 color red 0.635 green 0.553 blue 0.325 filter 1.000
color red 0.761 green 0.694 blue 0.600 filter 0.020]
[0.348, 0.496 color red 0.761 green 0.694 blue 0.600 filter 0.020
color red 0.682 green 0.604 blue 0.380 filter 1.000]
[0.496, 0.565 color red 0.682 green 0.604 blue 0.380 filter 1.000
color red 0.761 green 0.694 blue 0.600 filter 0.020]
[0.565, 0.661 color red 0.761 green 0.694 blue 0.600 filter 0.020
color red 0.682 green 0.604 blue 0.380 filter 1.000]
[0.661, 0.835 color red 0.682 green 0.604 blue 0.380 filter 1.000
color red 0.761 green 0.694 blue 0.600 filter 0.020]
[0.835, 1 color red 0.761 green 0.694 blue 0.600 filter 0.020
color red 0.682 green 0.604 blue 0.380 filter 1.000]
}
scale 0.2
scale 2
}
}
//
// Lights, Camera ...
//
camera {
location <-8.0, 4.0, -14.0>
direction <0.0, 0.0, 2.0>
up <0.0, 1.0, 0.0>
right <4/3, 0.0, 0.0>
look_at <-2.0, 0.0, -4.0>
}
light_source { <100.0, 400.0, -600.0> color White }
// a back-light to create a highlight on the board
light_source { <12.0, 4.0, 12.0> color White }
// We'll build our chessboard out of one big pine block and 32
// little rosewood ones
#declare Fours = union {
object { UnitBox
texture {
Rosewood
finish {
phong 0.3
ambient 0.5
diffuse 0.7
reflection 0.3
}
}
translate <-1, -1, 1>
}
object { UnitBox
texture {
Rosewood
finish {
phong 0.3
ambient 0.5
diffuse 0.7
reflection 0.3
}
}
translate <1, -1, -1>
}
bounded_by { object { UnitBox scale <2, 1, 2> } }
}
#declare Eights = union {
object { Fours
translate <-2, 0, 2>
}
object { Fours
translate <2, 0, 2>
}
object { Fours
translate <-2, 0, -2>
}
object { Fours
translate <2, 0, -2>
}
bounded_by { object { UnitBox scale <4, 1, 4> } }
}
// Add another wood texture around the edges
#declare rail = intersection {
object { UnitBox
scale <10, 0.25, 1>
}
plane { -x, 0
rotate 45*y
translate -9*x
}
plane { x, 0
rotate -45*y
translate 9*x
}
translate <0, -0.25, -9>
texture {
Sandalwood
finish { phong 0.4 }
}
}
//
// Chessboard
//
#declare Chessboard = union {
object { Eights
translate <-4, 0, 4>
}
object { Eights
translate <4, 0, 4>
}
object { Eights
translate <-4, 0, -4>
}
object { Eights
translate <4, 0, -4>
}
object { UnitBox
scale <8, 0.25, 8>
translate -0.25*y
}
object { rail rotate 0*y }
object { rail rotate 90*y }
object { rail rotate 180*y }
object { rail rotate 270*y }
texture {
Yellow_Pine
finish {
phong 0.5
reflection 0.3
}
scale 2
}
bounded_by { object { UnitBox scale <10, 1, 10> } }
}
//
// Pawn
//
#declare pawn = union {
difference {
object { Disk_Y scale <8, 12.7468, 8> }
quartic {
< 1.0, 0.0, 0.0, 0.0, 2.0, 0.0, 0.0, 2.0, 0.0,-738.0,
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, 0.0, 2.0, 0.0, 162.0, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, -738.0, 0.0, 6561.0>
sturm
}
}
quartic {
< 1.0, 0.0, 0.0, 0.0, 2.0, 0.0, 0.0, 2.0, 0.0, -132.5,
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, 0.0, 2.0, 0.0, 123.5, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, -132.5, 0.0, 3813.0625 >
sturm
translate -11.2468*y
}
quartic {
< 1.0, 0.0, 0.0, 0.0, 2.0, 0.0, 0.0, 2.0, 0.0, -132.5,
0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, 0.0, 2.0, 0.0, 123.5, 0.0, 0.0, 0.0, 0.0,
1.0, 0.0, -132.5, 0.0, 3813.0625>
sturm
translate 11.2468*y
}
// Base
intersection {
object { Disk_Y
scale <12, 3, 12>
translate -15.7468*y
}
object { QCone_Y
translate -2*y
}
}
// Ball on top
sphere { <0, 17.7468, 0>, 7 }
bounded_by { object { Disk_Y scale <14, 26, 14> } }
translate 18.7468*y
scale 0.06
}
// Now let's put the pieces together
object { Chessboard }
// Pawn 1
object { pawn
texture {
Yellow_Pine
finish { phong 0.8 }
}
rotate 60*y
translate <-5, 0, -7>
}
// Pawn 2
object { pawn
texture {
Yellow_Pine
finish { phong 0.8 }
}
rotate 30*y
translate <1, 0, -1>
}
// Pawn 3
object { pawn
texture {
Rosewood
finish {
phong 1.0
ambient 0.5
diffuse 0.7
}
}
rotate 30*y
translate <0.72, -0.24, 0>
rotate 96.2052*z
translate <1, 0, -5>
}
// a background glow to add interest
sphere { <0, 0, 0>, 1000
inverse
pigment {
gradient y
color_map {
[0.0 0.25 color Goldenrod color Goldenrod]
[0.25 0.46 color Goldenrod color Black]
[0.46 1.001 color Black color Black]
}
scale 2000
translate -1000*y
}
}