Subject:
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Re: Getting camera angle, field of view and distance right
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Newsgroups:
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lugnet.cad.ray
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Date:
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Sat, 19 Feb 2000 03:45:49 GMT
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Viewed:
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1064 times
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In lugnet.cad.ray, Larry Pieniazek writes:
> Please.
OK, delete the old camera statement, and add this. (A few lines may have
line-wrapped)
--Bram
// Change these values to move and adjust the camera:
#declare camera_center = <0,0,0>; // center of scene in studs
#declare camera_latitude = 10; // latitude
#declare camera_longitude = 40; // longitude
#declare camera_radius = 40; // distance from center in studs
#declare camera_angle = 40; // angle of vision: the smaller, the less
perspective
// the larger, the more
fish-eye effect
// Here's a light source which approximates the sun,
// in case you want to use it.
light_source {
< -8000, -10000, 8000 >
color rgb 2
area_light <1000, 0, 0>, <0, 0, 1000>, 2, 2
adaptive 1
jitter
}
/********************************************************/
// Ignore the following; it's just the details.
#declare studwidth = 20; p
#declare camera_center = camera_center * studwidth;
#declare camera_radius = camera_radius * studwidth;
#declare camera_latitude = camera_latitude * pi / 180.0;
#declare camera_longitude = camera_longitude * pi / 180.0;
#declare camera_x = cos(camera_latitude) * sin(camera_longitude) * -1 *
camera_radius;
#declare camera_y = sin(camera_latitude) * -1 * camera_radius;
#declare camera_z = cos(camera_latitude) * cos(camera_longitude) *
camera_radius;
camera { location camera_center + <camera_x, camera_y, camera_z>
sky -y
right -4/3*x
look_at camera_center
angle camera_angle
rotate <0,1e-5,0>
}
// EOF
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