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{
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Definitions for PLINK-specific materials
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This file assumes meters.
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Created: 03Sept91 Greg Ward
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Last modified: 03Sept91
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}
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{ pattern for criss-crossed wires in armored glass (armee) }
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wire_width : .001;
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wire_spacing : .011;
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u_armor = wire_width - mod(U,wire_spacing);
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v_armor = wire_width - mod(V,wire_spacing);
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arm_wire = if(or(u_armor,v_armor), .2, 1);
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{ texture for bathroom-style glass (granule) }
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gran_scale : .002;
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gran_mag = .3*Rdot;
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gran_dx = gran_mag * noise3a(Px/gran_scale,Py/gran_scale,Pz/gran_scale);
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gran_dy = gran_mag * noise3b(Px/gran_scale,Py/gran_scale,Pz/gran_scale);
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gran_dz = gran_mag * noise3c(Px/gran_scale,Py/gran_scale,Pz/gran_scale);
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{ texture for "hammered" glass (martele) }
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mg_scale : .001;
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mg_mag = .15*Rdot;
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mb_scale : .01;
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mb_cvr : .2;
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mb_val = noise3(Px/mb_scale,Py/mb_scale,Pz/mb_scale);
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mb_true = mb_cvr/2 - abs(mb_val);
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mb_mag = mb_val/(mb_cvr/2)*Rdot;
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mar_dx = if(mb_true,
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mb_mag*noise3a(Px/mb_scale,Py/mb_scale,Pz/mb_scale),
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mg_mag*noise3a(Px/mg_scale,Py/mg_scale,Pz/mg_scale));
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mar_dy = if(mb_true,
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mb_mag*noise3b(Px/mb_scale,Py/mb_scale,Pz/mb_scale),
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mg_mag*noise3b(Px/mg_scale,Py/mg_scale,Pz/mg_scale));
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mar_dz = if(mb_true,
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mb_mag*noise3c(Px/mb_scale,Py/mb_scale,Pz/mb_scale),
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mg_mag*noise3c(Px/mg_scale,Py/mg_scale,Pz/mg_scale));
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