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length of a line?

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ok, i need to know the lengh of a line, for collision detection. I have 2 points in space, they are in 3d coords pos1, pos2 i subtract them to get the difference diff = pos2-pos1 now what do I do with the diff to get the actual length? thanks

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This topic is 4395 days old which is more than the 365 day threshold we allow for new replies. Please post a new topic.

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