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Unread 15-01-2006, 00:02
racsan12345 racsan12345 is offline
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Re: MAX ball shot trajectory

Quote:
Originally Posted by Tatsu
Racsan, your calculations dont make sense

once the ball reaches maximum trajectory, drag DECREASES ay not increases it.. so the plus sign there doesnt make sense.. you need an if statement.. if vy is negative, then change the sign on drag.

Tatsu
Tatsu,

When v_y is negative, it makes atan(v_y/v_x) makes theta negative, thus making sin(theta) negative. So you wouldn't need that if statement.