File:Carbon nanotube chiral povray.PNG
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Carbon_nanotube_chiral_povray.PNG (800 × 600 pixels, file size: 123 KB, MIME type: image/png)
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[edit]DescriptionCarbon nanotube chiral povray.PNG | see name |
Date | |
Source | Own work |
Author | Arnero |
// Persistence of Vision Ray Tracer Scene Description File // File: ?.pov // Vers: 3.6 // Desc: Basic Scene Example // Date: mm/dd/yy // Auth: ? // #version 3.6; #include "colors.inc" global_settings { assumed_gamma 2.1 // used in global_settings, sets an overall brightness/ambient light level in the scene ambient_light color rgb <1,1,1>/10 } // ---------------------------------------- camera { location <+0.3, 0.5, -4.0> // -0.2 0.0 +0.2 // -0.3 -0.1 +0.1 +0.3 direction 1.5*z right x*image_width/image_height look_at <0.0, 0.0, 0.0> } sky_sphere { pigment { gradient y color_map { [0.0 rgb <0.6,0.7,1.0>] [0.7 rgb <0.0,0.1,0.8>] } } } light_source { <-50, 40, -60> // light's position (translated below) color rgb <1, 0, 0> // light's color } light_source { <50, 40, -60> // light's position (translated below) color rgb <0, 1, 0> // light's color } light_source { <0, 190, -60> // light's position (translated below) color rgb <0, 0, 1.1> // light's color } // ---------------------------------------- plane { y, -1.3 pigment { color rgb <0.7,0.5,0.3> } } #declare ba=5.7; //linksunten rechst oben flach #declare bb=7.3; //linksoben rechtunten //6 , 9 , , 15 #declare bc=5.5; //links unten rechts oben steil #declare b1=max(ba,bb,bc)+2; #declare s=sqrt(3)/2; /* //tube armchair #declare bb=bb+6; //6 , 9 , , 15 #declare r=(bb-6)/pi; #macro ab2y(b,a) sin(a/r)*r #end #macro ab2x(b,a) b #end #macro ab2z(b,a) cos(a/r)*r -r #end */ /* //rim armchair #declare r=(bb-6)/pi*3; #macro ab2y(b,a) sin(a/r)*r #end #macro ab2x(b,a) b #end #macro ab2z(b,a) cos(a/r)*r -r #end */ /* //ribbon #macro ab2x(a,b) a #end #macro ab2y(a,b) b #end #macro ab2z(a,b) 0 #end */ #declare ha=0.92; #declare hu=1.3; #declare hr=sqrt(ha*ha+hu*hu); //rim zizag #declare r=1.68;//3.135; #macro ab2x(a,b) sin((hu*a-ha*b)/hr/r)*r #end #macro ab2y(a,b) (ha*a+hu*b)/hr #end #macro ab2z(a,b) cos((hu*a-ha*b)/hr/r)*r -r #end /* //ribbon #declare r=3;//1.68;//3.135; #macro ab2x(a,b) ((hu*a-ha*b)/hr/r)*r #end #macro ab2y(a,b) (ha*a+hu*b)/hr #end #macro ab2z(a,b) 0 #end */ /* //tube zizag #declare ba=ba+2; #declare r=(ba*s)/pi; #macro ab2x(a,b) sin(a/r)*r #end #macro ab2y(a,b) b #end #macro ab2z(a,b) cos(a/r)*r -r #end */ // m,n -> x,y /* **** * * * * * * **** */ #macro kugel(m,n) #if ( (abs(m)<ba) & (abs(n)<bb) & (abs(m+n-0.5)<bc) ) // #if (abs(m+n)<ba) sphere{<ab2x(m+n/2,n*s),ab2y(m+n/2,n*s),ab2z(m+n/2,n*s)>,0.2} // #end #end #end #macro zylinder(m,n,m1,n1) #if ( (abs(m)<ba) & (abs(n)<bb) & (abs(m+n-0.5)<bc) ) #if ( (abs(m1)<ba) & (abs(n1)<bb) & (abs(m1+n1-0.5)<bc) ) cylinder{<ab2x(m+n/2,n*s),ab2y(m+n/2,n*s),ab2z(m+n/2,n*s)>,<ab2x(m1+n1/2,n1*s),ab2y(m1+n1/2,n1*s),ab2z(m1+n1/2,n1*s)>,0.17} #end #end #end union{ #declare m = -b1; #while (m <= b1) #declare n = -b1; #while (n <= b1) kugel(m,n) zylinder(m,n,m-1/3,n+2/3) kugel(m-1/3,n+2/3) zylinder(m-1/3,n+2/3,m-1,n+1) zylinder(m-1/3,n+2/3,m,n+1) #declare n = n+1; // increment our counter #end #declare m = m+1; // increment our counter #end texture { pigment { color rgb <1,1,1>*0.7 } finish{ specular 0.6 } } scale 0.2 //08 //2 // translate 0.4*z rotate <90,45,0> rotate <0,90,0> rotate <-20,0,0> // translate z }
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[edit]Public domainPublic domainfalsefalse |
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 20:53, 29 November 2007 | 800 × 600 (123 KB) | Arnero (talk | contribs) | {{Information |Description=see name |Source=self-made |Date=2007-11-29 |Author= Arnero |Permission= |other_versions= }} <pre> // Persistence of Vision Ray Tracer Scene Description File // File: ?.pov // Vers: 3.6 // Desc: Basic Scene Exam |
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