Difference between revisions of "User:Le Forgeron/vault/RefImgCameraViewCylinder4"

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(Created page with "File:RefImgCameraViewCylinder4.png")
 
 
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[[File:RefImgCameraViewCylinder4.png]]
 
[[File:RefImgCameraViewCylinder4.png]]
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<source lang="pov">
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#version 3.7;
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global_settings {assumed_gamma 1 }
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 +
camera {
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orthographic
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location -(image_height+image_width)*z
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direction z
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up image_height*y
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right image_width*x
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rotate 45*x
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rotate -45*y
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}
 +
 +
#include "colors.inc"
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background { White }
 +
#default { texture { finish { ambient 1 diffuse 0 } } }
 +
 +
#declare Text_size = image_height / 21;
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#declare Vertical_down_space = -Text_size*y*1.7;
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#declare Vertical_up_space = Text_size*y*.6;
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#declare Point_size = image_height / 82;
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#declare Line_size = image_height / 482;
 +
 +
#macro Label(te,pos,col)
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text { ttf "ttf-dejavu/DejaVuSerif.ttf" te 0.1,0
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texture { pigment { colour col } }
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translate -strlen(te)*0.23*x
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rotate 45*x
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rotate -45*y
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scale Text_size translate pos }
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#end
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#macro Small_Label(te,pos,col)
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text { ttf "ttf-dejavu/DejaVuSerif.ttf" te 0.1,0
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texture { pigment { colour col } }
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rotate 45*x
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rotate -45*y
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scale Text_size*2/3 translate pos }
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#end
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#macro Arrow(pos,dir)
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#local k=vlength(dir);
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cone { pos,0,pos-Text_size*dir/k,Point_size }
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#end
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#macro Ray(pos,dir)
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#local k=vlength(dir);
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cone { pos,0,pos-Text_size*dir/k,Point_size texture { pigment { colour Blue } } }
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#end
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#declare Location = <0,0,-0.4*image_height>;
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#declare Look_at = <0,0,0.7*image_height>;
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#declare Center = <0,0,-0.0*image_height>;
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#declare Right = <image_width/4,0,0>;
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#declare Up = <0,image_height/4,0>;
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#declare FA = 140;
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sphere { Location, Point_size }
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Label("location",Location+2*Vertical_down_space, Black)
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sphere { Look_at, Point_size }
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Label("look_at",Look_at+Vertical_up_space, Black)
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cylinder { Location, Center , Line_size }
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cylinder { Center, Look_at , Line_size texture { pigment { checker colour Black, colour White scale Text_size } } }
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Arrow(Center,Center-Location)
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Label("direction", Center+Vertical_up_space, Black )
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cylinder { -Right*2, 2*Right, Line_size }
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Label("right",Right*2+Vertical_down_space, Black)
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Arrow(Right*2,Right//-Center
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)
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cylinder { -Up*2, 2*Up, Line_size }
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Label("up",Up*2+Vertical_up_space, Black)
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Arrow(Up*2,Up //-Center
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)
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#include "finish.inc"
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#macro Picture(Right,Up,Location,i)
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#local rc=vlength(Location-Center);
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#local rr=vlength(Right);
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#local ru=vlength(Up);
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//#local ru=rc*sin(radians(FB));
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//#local lu=rc*cos(radians(FB));
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//#local ra=sqrt(rr*rr+rc*rc+ru*ru);
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//#local rb=sqrt(rr*rr+rc*rc+ru*ru);
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//#declare xa=asin(rr/(1*rb));
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intersection {
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cylinder { Location-Up*i,Location+Up*i,rc*i open
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texture { pigment { colour rgbft 0.5 }  } }
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plane { x,0 rotate y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
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plane { -x,0 rotate -y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
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texture { pigment { colour rgbft 0.5 }  }
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}
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intersection {
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union {
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torus { rc*i, Line_size translate Location+Up*i }
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torus { rc*i, Line_size translate Location-Up*i }
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}
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plane { x,0 rotate y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
 +
plane { -x,0 rotate -y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
 +
}
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cylinder { -Up*i,+Up*i, Line_size translate (Center-Location)*i rotate y*FA/2 translate Location }
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cylinder { -Up*i,+Up*i, Line_size translate (Center-Location)*i rotate -y*FA/2 translate Location }
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 +
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#end
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#for(i,1/4,1,1/4)
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Picture(Right,Up,Location,i)
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#end
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 +
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cylinder { Location, Center, Line_size translate -Location rotate y*FA/2 translate Location texture { pigment { colour Red } } }
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cylinder { Location, Center, Line_size translate -Location rotate -y*FA/2 translate Location texture { pigment { colour Red } } }
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Label("angle", Location*2+Vertical_up_space*8 ,Red)
 +
 +
/*
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cylinder { Location, Center Line_size translate -Location rotate -x*FB  translate Location  texture { pigment { colour Yellow } } }
 +
cylinder { Location, Center Line_size*2 /* translate -Location rotate -x*FB translate Location */ texture { pigment { colour Yellow } } }
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Label("angle", Location*2+Vertical_up_space*9 ,Black)
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*/
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 +
cylinder { Location, Center+Up Line_size translate -Location rotate y*FA/2 translate Location  texture { pigment { colour Blue } } }
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cylinder { Location, Center+Up Line_size translate -Location rotate -y*FA/2 translate Location texture { pigment { colour Blue } } } 
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cylinder { Location, Center-Up Line_size translate -Location rotate y*FA/2 translate Location  texture { pigment { colour Blue } } }
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cylinder { Location, Center-Up Line_size translate -Location rotate -y*FA/2 translate Location  texture { pigment { colour Blue } } }
 +
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/*
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cylinder { Location, Up+Right, Line_size }
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cylinder { Location, -Up+Right, Line_size }
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cylinder { Location, -Up-Right, Line_size }
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cylinder { Location, Up-Right, Line_size }
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*/
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Ray ( Location +3/5*vrotate((Center-Location-Up),y*FA/2), vrotate((Center-Location-Up),y*FA/2) )
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Ray ( Location +3/5*vrotate((Center-Location-Up),-y*FA/2), vrotate((Center-Location-Up),-y*FA/2) )
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Ray ( Location+3/5*vrotate((Center-Location+Up),-y*FA/2), vrotate((Center-Location+Up),-y*FA/2) )
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Ray ( Location +3/5*vrotate((Center-Location+Up),y*FA/2), vrotate((Center-Location+Up),y*FA/2) )
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 +
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intersection {
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disc { Location, Up, vlength(Location)/6, vlength(Location)/6-Point_size texture { pigment { colour Red } } }
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plane { x,0 rotate y*FA/2 translate Location texture { pigment { colour rgbt 1 } } }
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plane { -x,0 rotate -y*FA/2 translate Location texture { pigment { colour rgbt 1 } } }
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}
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/*
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intersection {
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disc { 0, x , vlength(Location)/7, vlength(Location)/7-Point_size
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translate Location
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texture { pigment { colour Yellow } } }
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plane { y,0 rotate -x*FB translate Location texture { pigment { colour rgbt 1 } } }
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plane { -y,0 /* rotate x*FB */ translate Location texture { pigment { colour rgbt 1 } } }
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//plane { 0 translate Location texture { pigment { colour rgbt 1 } } }
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//plane { vcross(-Right,Location-Center+Up),0 translate Location texture { pigment { colour rgbt 1 } } }
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}
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*/
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 +
</source>

Latest revision as of 08:20, 9 December 2011

RefImgCameraViewCylinder4.png

#version 3.7;
global_settings {assumed_gamma 1 }

camera {
orthographic
location -(image_height+image_width)*z
direction z
up image_height*y
right image_width*x
rotate 45*x
rotate -45*y
}

#include "colors.inc"
background { White }
#default { texture { finish { ambient 1 diffuse 0 } } }

#declare Text_size = image_height / 21;
#declare Vertical_down_space = -Text_size*y*1.7; 
#declare Vertical_up_space = Text_size*y*.6; 
#declare Point_size = image_height / 82;
#declare Line_size = image_height / 482;

#macro Label(te,pos,col)
text { ttf "ttf-dejavu/DejaVuSerif.ttf" te 0.1,0 
texture { pigment { colour col } }
translate -strlen(te)*0.23*x
rotate 45*x
rotate -45*y
scale Text_size translate pos }
#end

#macro Small_Label(te,pos,col)
text { ttf "ttf-dejavu/DejaVuSerif.ttf" te 0.1,0 
texture { pigment { colour col } }
rotate 45*x
rotate -45*y
scale Text_size*2/3 translate pos }
#end

#macro Arrow(pos,dir)
#local k=vlength(dir);
cone { pos,0,pos-Text_size*dir/k,Point_size }
#end
#macro Ray(pos,dir)
#local k=vlength(dir);
cone { pos,0,pos-Text_size*dir/k,Point_size texture { pigment { colour Blue } } }
#end

#declare Location = <0,0,-0.4*image_height>;
#declare Look_at = <0,0,0.7*image_height>;
#declare Center = <0,0,-0.0*image_height>;
#declare Right = <image_width/4,0,0>;
#declare Up = <0,image_height/4,0>;
#declare FA = 140;
sphere { Location, Point_size }
Label("location",Location+2*Vertical_down_space, Black)

sphere { Look_at, Point_size }
Label("look_at",Look_at+Vertical_up_space, Black)

cylinder { Location, Center , Line_size }
cylinder { Center, Look_at , Line_size texture { pigment { checker colour Black, colour White scale Text_size } } }
Arrow(Center,Center-Location)
Label("direction", Center+Vertical_up_space, Black )

cylinder { -Right*2, 2*Right, Line_size }
Label("right",Right*2+Vertical_down_space, Black)
Arrow(Right*2,Right//-Center
)

cylinder { -Up*2, 2*Up, Line_size }
Label("up",Up*2+Vertical_up_space, Black)
Arrow(Up*2,Up //-Center
)
#include "finish.inc"
#macro Picture(Right,Up,Location,i)
#local rc=vlength(Location-Center);
#local rr=vlength(Right);
#local ru=vlength(Up);
//#local ru=rc*sin(radians(FB));
//#local lu=rc*cos(radians(FB));
//#local ra=sqrt(rr*rr+rc*rc+ru*ru);
//#local rb=sqrt(rr*rr+rc*rc+ru*ru);
//#declare xa=asin(rr/(1*rb));
intersection {
cylinder { Location-Up*i,Location+Up*i,rc*i open 
texture { pigment { colour rgbft 0.5 }  } }
plane { x,0 rotate y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
plane { -x,0 rotate -y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
texture { pigment { colour rgbft 0.5 }  }
}
intersection {
union {
torus { rc*i, Line_size translate Location+Up*i }
torus { rc*i, Line_size translate Location-Up*i }
}
plane { x,0 rotate y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
plane { -x,0 rotate -y*FA/2 translate Location  no_shadow texture { pigment { colour rgbf 1 } }  }
}
cylinder { -Up*i,+Up*i, Line_size translate (Center-Location)*i rotate y*FA/2 translate Location }
cylinder { -Up*i,+Up*i, Line_size translate (Center-Location)*i rotate -y*FA/2 translate Location }


#end
#for(i,1/4,1,1/4)
Picture(Right,Up,Location,i)
#end


cylinder { Location, Center, Line_size translate -Location rotate y*FA/2 translate Location texture { pigment { colour Red } } }
cylinder { Location, Center, Line_size translate -Location rotate -y*FA/2 translate Location texture { pigment { colour Red } } }
Label("angle", Location*2+Vertical_up_space*8 ,Red)

/*
cylinder { Location, Center Line_size translate -Location rotate -x*FB  translate Location  texture { pigment { colour Yellow } } }
cylinder { Location, Center Line_size*2 /* translate -Location rotate -x*FB translate Location */ texture { pigment { colour Yellow } } }
Label("angle", Location*2+Vertical_up_space*9 ,Black)
*/

cylinder { Location, Center+Up Line_size translate -Location rotate y*FA/2 translate Location  texture { pigment { colour Blue } } } 
cylinder { Location, Center+Up Line_size translate -Location rotate -y*FA/2 translate Location texture { pigment { colour Blue } } }   
cylinder { Location, Center-Up Line_size translate -Location rotate y*FA/2 translate Location   texture { pigment { colour Blue } } } 
cylinder { Location, Center-Up Line_size translate -Location rotate -y*FA/2 translate Location   texture { pigment { colour Blue } } } 

/*
cylinder { Location, Up+Right, Line_size }
cylinder { Location, -Up+Right, Line_size }
cylinder { Location, -Up-Right, Line_size }
cylinder { Location, Up-Right, Line_size }
*/

Ray ( Location +3/5*vrotate((Center-Location-Up),y*FA/2), vrotate((Center-Location-Up),y*FA/2) )
Ray ( Location +3/5*vrotate((Center-Location-Up),-y*FA/2), vrotate((Center-Location-Up),-y*FA/2) )
Ray ( Location+3/5*vrotate((Center-Location+Up),-y*FA/2), vrotate((Center-Location+Up),-y*FA/2) )
Ray ( Location +3/5*vrotate((Center-Location+Up),y*FA/2), vrotate((Center-Location+Up),y*FA/2) )


intersection {
disc { Location, Up, vlength(Location)/6, vlength(Location)/6-Point_size texture { pigment { colour Red } } }
plane { x,0 rotate y*FA/2 translate Location texture { pigment { colour rgbt 1 } } }
plane { -x,0 rotate -y*FA/2 translate Location texture { pigment { colour rgbt 1 } } }
}
/*
intersection {
disc { 0, x , vlength(Location)/7, vlength(Location)/7-Point_size
translate Location 
texture { pigment { colour Yellow } } }
plane { y,0 rotate -x*FB translate Location texture { pigment { colour rgbt 1 } } }
plane { -y,0 /* rotate x*FB */ translate Location texture { pigment { colour rgbt 1 } } }
//plane { 0 translate Location texture { pigment { colour rgbt 1 } } }
//plane { vcross(-Right,Location-Center+Up),0 translate Location texture { pigment { colour rgbt 1 } } }
}
*/