Why can I do
#debug vstr(mySpline(pos), ...)

or
camera{ location mySpline(pos) ...}

but not
#declare MyVar = mySpline(pos);

???
thanks

--

Mark Hanford
http://www.mrhanford.com/povray


"Mark Hanford" <ren### [at] blueyondercouk> wrote in message
news:3c94f7cc@news.povray.org...
> I have a simple spline set up which I was hoping to use for camera work...
> Now the stuff in the while loop works, but the Camera_Location declaration
> doesn't (this is used later to set the camera's location)
>
> Upon parsing this, I get the error:
> File: D:\Mark\Pov-Ray\projects\bug\bug.pov  Line: 270
>   #declare Camera_Location1 = Camera_Path <----ERROR
> Parse Error: Cannot copy identifier
>
>
> //snip
>   #local Cam_Start = <-60, 70, -70>;
>   #local Cam_CockpitWindow = <-43.5, 34.5, -6.5>;
>   #declare Camera_Path=
>     spline{
>       natural_spline
>       -1, Cam_Start+(100*x)
>        0, Cam_Start
>        1, Cam_CockpitWindow
>        2, Cam_CockpitWindow+(100*x)
>     }
>
>   #local i=0; #while (i<1)
>     sphere{Camera_Path(i), 0.2 pigment{color rgbt <1,1,0,0.8>}}
>   #local i=i+0.03; #end
>
>   #declare Camera_Location = Camera_Path(0); //Camera_Path(clock);
> //snip
>
>
> I assume it's something daft, but I haven't spotted it :(
>
> --
>
> Mark Hanford
> http://www.mrhanford.com/povray
>
>
>
>

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