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Fast matrix FlipX and FlipY

Started by aw27, April 20, 2017, 11:39:31 PM

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aw27

For completeness I attach, x86 and x64 code to flip bidimensional matrixes around X and Y axis.
This code is not optimized.
BTW, flipping is technically called reflexion. Reflexions + Transposition allow matrixes to be rotated 90, 180 and 270 degrees.
In the attachment is shown how to rotate 180ยบ. Be carefull, read the comment there.

guga

Thank you. I was about to make another thread on those sort of matrices.

Starting rewritting the code  right now :)
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