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  • Published 25 Mar 2016

Option to automatically straighten the camera's vertical perspective lines

3ds Max/V-Ray has “Guess Verticals”. Yafaray has an Architect camera. It would be nice if Blender had a similar feature that could adjust the camera so that any vertical 3 point perspective lines could be easily made parallel vertical lines in 2 point perspective.

dl.dropboxusercontent.com/u/6647893/Forum%20Pics/VerticalShift.jpg

The setting for “2 point perspective” or “straighten vertical” or whatever the verbage, could go in the camera settings like this:

dl.dropboxusercontent.com/u/6647893/Forum%20Pics/2pp_BlenderCameraMockup.jpg

More on Yafaray’s Architect camera here:

yafaray.org/documentation/userguide/objects

100%

Development Status: Open

Upvote 2 Downvote 0
brysonjack
25 Mar 2016

9 Comments

LTorrecilla

Looking for this, hope someone will bring this option in future updates. Right now I'm using camera shift (Y) to have the vertical lines but stil not the best solution. For me it's easier when I create a camera target, maybe this option should also be added.

lsscpp

Workaround with drivers. Far from being perfect... pasteall.org/blend/41208

brysonjack Author

Thanks for the possible solution, but honestly I didn't understand the solution. Probably because I haven't ever worked with drivers. Could you break down what you did in layman's terms and explain how I can implement that solution in my own scenes?

jason

If you don't mind, could you perhaps include an image with a mock-up of where you think the controls for such a feature would live in Blender?

brysonjack Author

Maybe not...all I did was clarified the text in the proposal and lost both of the images. Now I don't see a way to put the image links back in. Can you help by telling me how to embed images as links? I put in the image location links.

brysonjack Author

I added the mockup link and now all my text formatting was destroyed. I can no longer edit the body of the text, only the title and the links are bad now due to improper formatting.

jason

Yes. I'm aware. There's some development going on right now and editing isn't quite working.

As there is a way to correct for falling lines manually it should be interesting to started with an Addon that just compensates the "falling" direction with rotation and "shift y" so you could test UI and functionality.

But I agree correcting for vertical lines with camera shift is super tedious and I could not get good results easily.

ToshiCG

Thumbs up from me.