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User talk:Guido: Difference between revisions
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;Perspective | ;Perspective | ||
:Perspective is basically the projection of a 3D world onto a 2D support (paper, computer screen, ...) | :Perspective is basically the projection of a 3D world onto a 2D support (paper, computer screen, ...) | ||
:For basic rules and limitations, as well as a few tutorials, see [[ | :For basic rules and limitations, as well as a few tutorials, see [[wp:Perspective (graphical)|Wikipedia]] and [https://web.archive.org/web/20070714060716/http://mathdl.maa.org/convergence/1/?pa=content&sa=viewDocument&nodeId=477 links] [http://web.archive.org/web/20200105165946/http://www.scottmcdaniel.net/drawing/perspective/perspective.html therein]. | ||
::(of course there are other tutorials than these, and Guido will have further tips) | ::(of course there are other tutorials than these, and Guido will have further tips) | ||
:Apart from generalities, the major problem is with the aspect ratios of objects in a complex scene. | :Apart from generalities, the major problem is with the aspect ratios of objects in a complex scene. | ||
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::so if your camera is shooting horizontally at the warehouse door and the people in front of it, | ::so if your camera is shooting horizontally at the warehouse door and the people in front of it, | ||
:::you may not be able to see the bridge itself, let alone the cars on it, in the same shot. | :::you may not be able to see the bridge itself, let alone the cars on it, in the same shot. | ||
:The only building that's as close to the bridge as you suggest is apparently [[ | :The only building that's as close to the bridge as you suggest is apparently [[wp:Fort Point National Historic Site|Fort Point]] | ||
::(and as you can see, the roadway is clearly far above the fort) | ::(and as you can see, the roadway is clearly far above the fort) | ||
:If the fort is not good enough, you could take a less extreme shot at the bridge, [http://web.archive.org/web/20210317184804/http://www.ged.rwth-aachen.de/Ww/people/chris/jpg%27s/Joshua%20Frisco%20St%20Louis%2006/003%20%20Golden%20gate%20and%20harbour%20web.jpg from a harbor district]. | :If the fort is not good enough, you could take a less extreme shot at the bridge, [http://web.archive.org/web/20210317184804/http://www.ged.rwth-aachen.de/Ww/people/chris/jpg%27s/Joshua%20Frisco%20St%20Louis%2006/003%20%20Golden%20gate%20and%20harbour%20web.jpg from a harbor district]. | ||
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:Then you can either overwrite the pic with a new version, or upload it with a suffix (e.g. "a", "b", ...) | :Then you can either overwrite the pic with a new version, or upload it with a suffix (e.g. "a", "b", ...) | ||
:*If you overwrite the old image, you can keep the old around on an external server. | :*If you overwrite the old image, you can keep the old around on an external server. | ||
::(and show it along with the new one, like I did for the tandem ride [[:Image: | ::(and show it along with the new one, like I did for the tandem ride [[:Image:Guido - Mai Tandem 2.jpg|HERE]]) | ||
:*If the image is a new one, its page can inherit the old discussion and/or link to the old page. | :*If the image is a new one, its page can inherit the old discussion and/or link to the old page. | ||
:Global comments on a group of images should probably go in some global talk page. | :Global comments on a group of images should probably go in some global talk page. | ||
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Thank you Iritscen. Hold on, some important deadlines are coming close for me. The end of my phd might be either painful or worthless mentioning, but I hold real hopes that I will be able to move back to Planet Oni after then. | Thank you Iritscen. Hold on, some important deadlines are coming close for me. The end of my phd might be either painful or worthless mentioning, but I hold real hopes that I will be able to move back to Planet Oni after then. | ||
::[[User:Guido|Guido]] | ::[[User:Guido|Guido]] | ||
[[Category:Userspace]] | |||