Difference between revisions of "Shape:testSegment"
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Revision as of 15:54, 14 February 2010
Function
Synopsis
t, xn, yn = Shape:testSegment( x1, y1, x2, y2 )
Arguments
number x1- The x-component of the first endpoint.
number y1- The y-component of the first endpoint.
number x2- The x-component of the second endpoint.
number y2- The y-component of the second endpoint.
Returns
number t- The time of impact, or nil if no impact.
number xn- The x-component of the surface normal.
number yn- The y-component of the surface normal.
