摘要

// 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        #endunion{   #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        }

许可协议

我，本作品著作权人，释出本作品至公有领域。这适用于全世界。 在一些国家这可能不合法；如果是这样的话，那么： 我无条件地授予任何人以任何目的使用本作品的权利，除非这些条件是法律规定所必需的。