Calculating Rectangular Coverage Area

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Try the demo here.

This example shows how to calculate the percentage of a rectangular area that is covered by one or more other rectangular shapes. For example, this method would calculate the percentage of the black square that is covered in red:

The process first breaks up the total area into smaller rectangles. Here's a visual representation of how the area is divided:

The smaller rectangles are then used to determine the total percentage covered by red.

For more info, check out the fully annotated CAPX.



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