材質圖檔:PT_001.GIF 材質內容:木紋材質
說明:使用spherical pattern球形格式在物
體的表面產生互相交替的同心圓,
再使用noise產生棕色和土黃色的班
點在同心圓上,然後調整scale大小
來顯示出一條紋(將scale的X調大),
即成為一有條紋的木頭材質。
/*
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�� ��
�� PT_001.B = A seriously exciting image of Wood ��
�� Requires : color.bc, black.map, cone.bo, block.bo, pole.bo ��
�� ��
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*/
//==========================================================
#include color.bc
studio {
from 6 13 3.5
at 0 0 3
up 0 0 1
angle 40
res 320 240
antialias adaptive
threshold 4
aspect 1.3333
background black
}
light {
type point
falloff 1
position 8 6 5
color 12 12 12
}
light {
type point
falloff 1
position 3 -6 6
color 10 10 10
}
// neutral base
surf { diff white }
ring { center 0 0 0 normal 0 0 1 radius 100 }
// wood surface
surface {
texture {
turbulence {
scale .1 .9 1
amp .3
terms 3
}
pattern spherical
scale 10 0.5 1
translate 5 0 0
blend .5
radius .9
radius .3
surf {
texture {
pattern noise
scale 5 .03 .03
terms 2
surf { diff brown
shine 100 white }
surf { diff medium_tan
shine 100 white }
}
}
surf {
texture {
pattern noise
scale 5 .03 .03
terms 2
surf { diff dim_brown
shine 20 white }
surf { diff dark_tan
shine 20 white }
}
}
}
}
// pattern sample
#include cone.bo
#include block.bo
#include pole.bo
//========================================================