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| module Main (..) where | |
| intersectingMagnitude : Line -> Position -> Angle -> List Length | |
| intersectingMagnitude ( ( sx, sy ), ( sa, sm ) ) ( rx, ry ) ra = | |
| let | |
| sdx = | |
| cos (degrees sa) | |
| rdx = | |
| cos (degrees ra) | |
| rm = | |
| (sx + sdx * sm - rx) / rdx | |
| in | |
| if rm > 0 && 0 < sm && sm < 1 then | |
| Just rm | |
| else | |
| Nothing |
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