Hi all, I wonder if there is an easy way to map the content of one 2D array into another one while rotating the content. I need it for a circular fade on a RGB LED matrix. The only idea / work arround I have so far is to read one line of the orginal (with a known lenght) and than use the Bresenha…

Rotating a 2D Matrix

Helmuth April 30, 2014, 5:25pm 3

Right now I use a 16x16 setup.

Rotating point: centre.

Angle: Let's say 64 steps for a full circle. Small enough, that a complete rotation appears "soft".

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