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rainstreet
09-25-2005, 09:31 AM
Making a sky

Photoshop

In the last tutorial I showed you how to remove a sky using channels and the dodge and burn tools. In this tutorial I will show you how to make a sky to fit behind your image. There are quite a few ways of fitting a new sky, you can take a picture of a sky or you could make your own. I’m going to show you how to make your own.


http://www.photozo.com/album/data/4979/twolayers.jpg


If we start with the image from the last tutorial you can see that we have two layers, a background and a background copy. What you need to do is to create a new blank layer underneath the back ground layer copy, called clouds.
If you then set the foreground colour to white and the background colour to sky blue, then go to filter, render, and clouds. You can press clouds as many times as you want and the clouds will render different each time.


http://www.photozo.com/album/data/4979/clouds_layer.jpg


Not too realistic is it, what you now need to do is to create some perspective in the clouds, so that they look as if they are coming towards you, or at an angle towards you.
First make the image quite small on the screen so that you can work with the transform tools, like so


http://www.photozo.com/album/data/4979/small_image.jpg


Now go to the edit, transform and perspective tool, with the perspective tool you only have two movements, you can push in or pull out, when you do this the opposite side of the tool reacts in the same way.
Remember do not press the enter key or double click inside the image while working with the transform tools until you have finished your editing.
After selecting the perspective tool and pulling out the top, and pushing in the bottom, this is the shape I have for my sky.


http://www.photozo.com/album/data/4979/perspective_tool_1.jpg


Then go to edit, transform and distort, with this tool I brought the bottom of the clouds up, to make them look as though they are going off into the distance, and I also pulled the right hand side out to make the clouds look as if they are moving to the left.


http://www.photozo.com/album/data/4979/Distort_2.jpg


Then press enter or double click inside the transform tool to make the change.


http://www.photozo.com/album/data/4979/clouds_3.jpg


Because the foreground image is not very bright and it was taken on a dull day, I needed to make the sky look like it was a dull. So I copied the sky layer, changed the layer to screen and set the opacity to 58%.


http://www.photozo.com/album/data/4979/screen.jpg


So now you have a new sky behind the background copy image, there are now lots of adjustments you could make to the sky or background copy layer to make it look more realistic.

What I did was a levels adjustment on the foreground to try to match it to the clouds. And this is what I ended up with.


http://www.photozo.com/album/data/4979/finished_image.jpg

Kevin