Hi i tried to perform matrix multiplication for 2d rotation. I expected result that points will rotate in place, but instead i got flicker and movement outside screen. Here is the source code: float angle=10; PVector[] points = new PVector[4]; float[][] rotationXY = { {cos(angle),-sin(angle)}, …

Matrix multiplication issue

some May 16, 2020, 7:39pm 4

Thanks. I appreciate your help.

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