Difference between revisions of "Convex"

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Convex is a shape without indentations. The opposite of [[Concave]].
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= Convex =
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If any two points can be connected by a line that goes outside the shape, the shape is not convex. An uncut watermelon is a convex shape... anytime you draw a straight line between two seeds, you're still inside the watermelon.
  
A certain kind of shape, opposite of convex. If any two points can be connectd by a line that goes outside the shape, the shape is concave. The letter C is a concave shape. An easy way to remember concave is thinking of it being like a hill with a cave in it. If you put a straight line between a gold nugget in the floor and a diamond in the ceiling, the line is not inside the hill anymore (it is in the air not in the earth). The word concave means "with a cavity."
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Convex shapes are used in [[CollisionDetection]].
 
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[[Category:Glossary]]
 
[[Category:Glossary]]

Latest revision as of 21:16, 14 February 2015

Convex is a shape without indentations. The opposite of Concave.

If any two points can be connected by a line that goes outside the shape, the shape is not convex. An uncut watermelon is a convex shape... anytime you draw a straight line between two seeds, you're still inside the watermelon.

Convex shapes are used in CollisionDetection.


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