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  1. Preview: 2D Grid Accelerator Structure

    This is a short preview of 2D grid accelerator structure. It's primary use is for speeding up collision detection.

    The general concept is this:

    The full 2D space is partitioned into individual grid (the black lines). Each shape added to the grid has some minimal aligned bounding box (pictured as green outlines). Every grid square which overlaps this bounding box has the shape's reference added to it's list of shapes (red background). Now to check for collisions, you ...

    Updated April 8th, 2012 at 11:59 PM by helloworld922