arrows_clockspin_heads   xtlang


Defined in:  https://github.com/digego/extempore/tree/v0.8.9/examples/external/shader-tutorials/arrows.xtm

Implementation

(bind-func arrows_clockspin_heads
  (lambda (mag off)
    (doloop (i grid_size_x)
      (doloop (j grid_size_y)
        (arrows_set_head_vert i j
                              (* mag (sin off))
                              (* mag (cos off)))))))


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