check if point is left or right of vector
Check position of point M(X, Y) relative to vector AB with points A(Ax, Ay) and B(Bx, By):
position = sign((Bx - Ax) * (Y - Ay) - (By - Ay) * (X - Ax))
M is: +1 left,
-1 right,
0 on the vector ABcheck if point is left or right of vector
Check position of point M(X, Y) relative to vector AB with points A(Ax, Ay) and B(Bx, By):
position = sign((Bx - Ax) * (Y - Ay) - (By - Ay) * (X - Ax))
M is: +1 left,
-1 right,
0 on the vector ABCopyright © 2021 Codeinu
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