On 6/24/2011 3:07 PM, posfan12 wrote:
> On 6/24/2011 9:51 AM, Le_Forgeron wrote:
>> z_position = pow(r,2)/k;
>
> But, what is k?
>


Here's my POV code:


#include "shapes.inc"

#local p_radius = 2;
#local p_scale = 2;
#local z_position = pow(p_radius,2)/p_scale;

intersection
{
	object
	{
		Paraboloid_Z
		scale p_scale
	}
	plane {+z,z_position}
	pigment {color rgb 1}
}
cylinder
{
	0, z*1, p_radius
	translate z*z_position
}


-- 
http://isometricland.com

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