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 May 1, 2014, 7:30am 5

Or maybe someone has a link, where the math behind texture mapping is explained?

Topic		Replies	Views
Rotating a 2d matrix. Programming	8	4226	May 5, 2021
Algorithm to rotate data Programming	25	11842	May 5, 2021
"Bildbearbeitung" mittels Arduino Deutsch	4	1496	May 6, 2021
Rotating and drawing bitmaps on a GLCD (ks0108) Development	5	9930	May 6, 2021
how to rotate matrix scroll by 90 degrees in code LEDs and Multiplexing	9	7839	May 6, 2021