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BitPuffin/gist:10467426

Created April 11, 2014 13:09
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gistfile1.nim
proc orbitxAround(point: TVec4, angle: float): TMat4 =
result = translate(-point)*rotatex(angle)*translate(point)
proc orbityAround(point: TVec4, angle: float): TMat4 =
result = translate(-point)*rotatey(angle)*translate(point)
proc orbitzAround(point: TVec4, angle: float): TMat4 =
result = translate(-point)*rotatez(angle)*translate(point)
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