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FRUSTUM CONSTRUCTION<br />

� Calculate depth bound<br />

– max and min values of depth<br />

� Split depth direction into 32 cells<br />

– Min value and cell size<br />

� Flag occupied cell<br />

� A 32bit depth mask per work group<br />

15 | A 2.5D culling for Forward+ | Takahiro Harada<br />

A tile

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