Subject:
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Re: Follow up to Camera Tricks
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Newsgroups:
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lugnet.cad.mlcad
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Date:
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Mon, 30 Oct 2000 05:37:09 GMT
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Viewed:
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2042 times
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In lugnet.cad.mlcad, Brad Hamilton writes:
> A few messages ago, I brought up a technique for setting camera positions in
> POV-RAY by setting up light source objects in MLCAD. I had heard this from
> someone else.
>
> Another person suggested just setting the coordinates by getting moving the
> mouse in MLCAD.
>
> I've tried this now and the results are excellent!
>
> I'll describe the procedure again (since it was in a reply before):
>
> - Create your model in MLCAD. You don't need to place any POV light sources
> unless you actually want to use them to place additional lights. Keep MLCAD
> open during the following steps.
> - Use L3P to create a POV-RAY file. You don't need to use any special
> options.
> - Open the file in POV-RAY. Scroll down to the bottom and find the
> vaxis_rotate and look_at commands. The vaxis_rotate is the camera position,
> and the look_at is where to point the camera. The trick is how to set these
> coordinates!
> - Go back to MLCAD and move the cursor (on any pane) above where you want
> the camera. Notice that, as you move the mouse, the X,Y, and Z coordinates
> are displayed on the status bar. Unfortunately, only 2 of the 3 will be
> displayed on any one pane. To get all 3 coordinates, you will have to move
> the mouse to the correct spot on 2 panes. Copy the 3 coordinates into the
> vaxis_rotate command (only the first 3 coordinates). Repeat the procedure
> for where you want to point the camera and plug that into the look_at
> command.
> - Now run the image. I got a perfect result the first time!
>
> I hope that helps.
>
> Brad
Hi,
I have just one quick question, does this work with all camera angles? i.e. if
the angle parameter were set to 10 degrees?
Thanks in advance
Jay Jacinto
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Message has 3 Replies:
 | | Re: Follow up to Camera Tricks
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| Hi, I'm not sure I completely understand what you mean by "angle." There is something called "angle" that actually controls the the type of "lense" that you are using (i.e. a wide angle verses a telephoto). These settings are independent. The angle (...) (24 years ago, 30-Oct-00, to lugnet.cad.mlcad)
| | | Re: Follow up to Camera Tricks
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| Hi Jay; If you want to adjust the "look at point" you can actually select one of your peices in a model. Look at it's co-oridnates in the Model Part List (top right window). Then put these exact co-ordinates into the "look at" point... You will be (...) (24 years ago, 30-Oct-00, to lugnet.cad.mlcad)
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Message is in Reply To:
| | Follow up to Camera Tricks
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| A few messages ago, I brought up a technique for setting camera positions in POV-RAY by setting up light source objects in MLCAD. I had heard this from someone else. Another person suggested just setting the coordinates by getting moving the mouse (...) (24 years ago, 30-Oct-00, to lugnet.cad.mlcad)
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