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nccb presents ...
2012/7/24
Image Rotation
This is an example of how image rotation works, without using built-in rotation functions. The maths is explained in this post:
http://sinepost.wordpress.com/2012/07/24/image-rotation/
To see the rotation, run the scenario and left click to set where the top of the image should point. The link above offers some challenge exercises, such as preventing the image being cropped during rotation.
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Visit the web page for this scenario.
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2012/7/24