Subject:
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Re: YATA Selling MOC Instructions...
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Newsgroups:
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lugnet.cad.ray
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Date:
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Wed, 23 Jan 2002 02:18:27 GMT
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Viewed:
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2798 times
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Thanks for the fine tips! I'll give it a try!
SteveB
In lugnet.cad.ray, Bram Lambrecht writes:
> Steve Barile writes:
> > Also it seems that the texture of the material (plastic
> > elements) has no reflective qualities. Make me want to say
> > that it's flat shaded, but the is a gradient on the hub caps
> > and fenders.
>
> You are correct, all reflection was turned off.
> I'll outline the important bits:
>
> First, you *cannot* use LGEO parts, since they don't have the sharp
> edges that the find_edges process picks up.
>
> Second, to get an image without perspective, you can set the camera
> angle (-ca in L3P) to something really small, like 1, or you need to add
> the "orthographic" keyword to your camera. This will most likely
> require you to move the camera too, so that the whole picture fits.
>
> Third, whenever I render something, I include a custom colors file that
> sets all the colors to ones I like. In the case of the beetle, I also
> removed the "reflection" information from the "finish" of the colors.
>
> Here's what my light sources looked like:
>
> light_source {
> <0,0,-1000>
> color rgb 1
> shadowless
> }
>
> light_source {
> <1000,0,0>
> color rgb 1.25
> shadowless
> }
>
> light_source {
> <0,-1000,0>
> color rgb 1.5
> shadowless
> }
>
> There's one light along each axis, all a good distance from the model.
> The shadowless keyword makes sure the light does not cast any shadows,
> but also allows the light to pass through solid walls as if there was
> nothing there. Each light is white (rgb 1), multiplied by a brightness
> factor. The higher the number, the brighter the light.
>
> Finally, the post process:
>
> #version unofficial MegaPov 0.7; // version number may be different
>
> global_settings {
> post_process {
> find_edges {
> 2, //depth difference required for line
> 0.35, //angle difference required for line
> 0.2, //color difference required for line
> 2.0, //line width
> 1.4, //line sharpness
> rgb 0 //color of line
> }
> }
> }
>
> Above are the settings I used. Remember that the line width is
> absolute, so the same thickness will look a lot thicker on a small
> render than a big one. This makes test renders a bit harder than usual
> to accomplish.
>
> The step number in my render was actually also done in POV using a
> "text" object. However, this requires quite a bit of rotation and
> placement to get it perpendicular to the camera and in a good position.
> Perhaps if I use some variables for camera placement I can use the same
> information to set the placement for the number. To get the right
> number to print out, I used
> "str(clock,0,0)" for the value of the text to be printed.
>
> I hope that helps! (Hmm, I always seem to give away my good ideas :/ )
> --Bram
>
>
> Bram Lambrecht
> bram@cwru.edu
> www.bldesign.org
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Message is in Reply To:
 | | RE: YATA Selling MOC Instructions...
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| (...) You are correct, all reflection was turned off. I'll outline the important bits: First, you *cannot* use LGEO parts, since they don't have the sharp edges that the find_edges process picks up. Second, to get an image without perspective, you (...) (25 years ago, 21-Jan-02, to lugnet.cad.ray)
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