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an update to my potato thingy. i'll eventually make some potato dish... :P
source:
/**
* just for fun... nam### [at] gmail com oct/2006
*
**/
/**************************************************************************
********************** scene elements **********************************
**************************************************************************/
/************ color maps ************/
#declare cm_potato1 = color_map { [0 rgb <1,1,.4>][.3 rgb .8*<1,1,.4>][1 rgb
<1,1,.6>] }
#declare cm_potato2 = color_map { [0 rgb <1,1,.4>][.2 rgb .7*<1,1,.5>][1 rgb
<1,1,.5>] }
/************ textures ************/
#declare t_shiny_metal =
texture {
pigment { rgb .8 }
finish { specular 1 roughness .06 ambient .3 diffuse .1 metallic 2.2
reflection { .3 metallic .8 }}
}
#declare t_chalk_marble = texture {
pigment { average
pigment_map {
[1 marble turbulence 2.8 frequency .2 scale 60
rotate 45 translate 3
color_map { [0 rgb 1][.2 rgb 1][.3 rgb
...6*(x+z)][.4 rgb <1,.8,1>][.46 rgb 1][.78 rgb 1][.8 rgb 1][.92 rgb
...7*<.8,1,.5>][1 rgb .5*<.7,.9,.3>] }]
[1 bozo scale .08 turbulence .4 color_map { [0 rgb
1][.6 rgb <.6,.8,.7>][1 rgb <1,1,.7>] }]
}
}
normal { bozo .9 scale .08 turbulence .4 }
finish { diffuse .7 ambient .4 specular 3 roughness .34 reflection {
...07 } }
rotate 30 scale .3
}
#declare t_wood1 = texture {
pigment { average
pigment_map {
[0 bozo color_map { [0 rgb <1,.8,.7>][.66 rgb
<1,.8,.7>] [.82 rgb .9*<1,.8,.6>][1 rgb .6*<1,.8,.6>] }]
[.6 wood turbulence .2 rotate 80 scale 3 color_map {
[0 rgb <1,.8,.7>][.26 rgb <1,.8,.7>] [1 rgb .6*<1,.8,.6>] }]
[.7 wood turbulence .2 rotate 60 scale 2.4 translate
...1 color_map { [0 rgb <1,.7,.4>][1 rgb .8*<1,.6,.3>] }]
}
scale 3*y
}
normal { average
normal_map {
[1 bozo bump_size -2.8 frequency .8 scale 2*x scale
...4]
[.2 wood bump_size .6 turbulence .2 rotate 80 scale
3]
[.6 wood bump_size -.7 turbulence .2 rotate 60 scale
2.4]
}
scale 3*y
}
finish { phong .4 phong_size 10 }
rotate 86
scale .16
}
#declare t_potato_base = texture {
// naked
//pigment { rgb <1,1,.6> }
pigment { bozo color_map { cm_potato1 } turbulence .5 }
normal { average
normal_map {
[.9 granite bump_size .3 turbulence .5 scale .1]
[1 bozo bump_size .9 turbulence .5 scale .06]
[.7 bumps 1.1 turbulence .5 scale 1.38]
}
}
finish { roughness .1 ambient .32 diffuse .62 phong .16 phong_size 10 }
scale .3
}
#declare t_potato =
texture { t_potato_base }
texture {
// little "holes" sprinkled throughout the surface
pigment { bozo scale .38 color_map { [0 rgb .6*<.8,.7,.2>][.1 rgbt
1][.2 rgb <.8,.7,.2>][.22 rgbt 1][1 rgbt 1] } }
//normal { bozo bump_size 2.2 } // ?? hmm
scale .06
}
/************ shapes ************/
#declare potato = blob {
threshold .3
sphere { -.1*x, .5, .6 scale 2*x }
//sphere { 0, .9, .8 }
sphere { 0, .84, .76 }
/*sphere { 0, .8, .8 }
sphere { .12*x-.1*y, .7, -.28 scale x*3 }*/
sphere { .4*x-.1*y, .5, .7 }
sphere { .5*x, .45, .8 }
sphere { .6*x, .4, .9 }
texture { t_potato }
}
#declare knife = union {
/************ handle **********/
blob {
threshold .2
// base
cylinder { -.5*x, .5*x .5 1 }
// another
sphere { 0, .4 (.4) scale <.4,1.7,.6> rotate -10*z translate
...76*x }
// squeezing the sides
cylinder { -.5*x, .5*x .5 (-.6) /*scale 2*y*/ translate .3*z
}
cylinder { -.5*x, .5*x .5 (-.6) /*scale 2*y*/ translate -.3*z
}
// deforming the handle
sphere { -.3*x, .5 (-.04) scale <1,2,.4> }
sphere { .3*x, .5 (-.2) scale 2*y rotate 30*z translate -.4*y
}
texture {
pigment { rgb <0,0,.2> }
//finish { phong .8 phong_size 30 ambient .35 }
finish { ambient .5 specular .8 roughness .03 }
}
scale 1.4*x
}
/************* blade **************/
/*blob {
threshold .3
cylinder { -.5*x,.5*x .49 1 scale <3,1,.02>
//pigment { rgbt <1,0,0,.7> }
}
cylinder { -.02*z,.02*z .49 .7 scale 3*x+.01*z translate
-.3*y+1.4*x
//pigment { rgbt <0,0,1,.7> }
}
texture { t_shiny_metal }
scale y*.7
translate 1.5*x
}*/
/************* blade **************/
/*difference {
// base
blob {
threshold .3
cylinder { -.5*x,.5*x .49 1 scale <3,1,.02>
//pigment { rgbt <1,0,0,.7> }
}
cylinder { -.02*z,.02*z .49 .7 scale 3*x+.01*z
translate -.3*y+1.4*x
//pigment { rgbt <0,0,1,.7> }
}
/*texture { t_shiny_metal }
scale y*.7
translate 1.5*x*/
}
// cut
box { -.5,.5 translate -.5*z scale 5*x+2*z translate -z*.02
rotate -x }
texture { t_shiny_metal }
scale y*.7
translate 1.5*x
}*/
/************* blade **************/
difference {
sphere { 0, .3 scale <4.3,.7,.02> }
sphere { 0, .3 scale <5,.7,.02> translate <.5,-.2,-.005> }
texture { t_shiny_metal }
scale <1.5,1.2,2>
translate 1.6*x
}
} // knife
/**************************************************************************
************** mounting the scene from the declared elements ***********
**************************************************************************/
object { potato }
object { knife scale .6 translate x-.3*y rotate z*20 rotate y*40 translate
<-.5,-.03,.4>*4 }
#if (1)
object { potato texture { t_shiny_metal } rotate 30*x rotate 60*y translate
4*z-.6*x }
object { potato texture { t_wood1 rotate z*40 scale .3 } rotate -30*x rotate
-120*y translate 4.8*z+2.6*x }
#end
// floor
plane { y, -.46 texture { t_chalk_marble scale .8 } }
// origin mark
//cylinder { -y,y .02 pigment { rgb x } }
// sky
sphere { 0, 100 pigment { rgb <.7,.7,1> } }
global_settings { assumed_gamma 1.4
//radiosity { brightness 1.4 normal on }
}
light_source { 15-50*z rgb .7
area_light 3*x, 3*y, 4, 4 adaptive .001 jitter
}
light_source { 8*y-6*x .4
area_light 3*x, 3*y, 3, 3 adaptive .001 jitter
}
#declare cam1 = camera { location <-1.2,1.2,-3>*1 look_at -.3*x angle 40
//aperture .16 blur_samples 20 focal_point <-.3,.4,.6>
//aperture .056 blur_samples 20 focal_point 0
}
#declare cam2 = camera { location -3*z+y look_at 0 angle 40 }
camera { cam1 }
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