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GET WORSE IN A COMPLEX SCENE 10 | A 2.5D culling for Forward+ | Takahiro Harada ��0 lights � 100 lights ��200 lights
QUESTION � Want to reduce false positives � Can we improve the culling without adding much overhead? – Computation time, memory – Culling itself is an optimization – Spending a lot of resources for it does not make sense � Using a 3D grid is a natural extension – Uses too much memory 11 | A 2.5D culling for Forward+ | Takahiro Harada
Page 1 and 2: A 2.5D CULLING FOR FORWARD+ AMD Tak
Page 3 and 4: 3 | A 2.5D culling for Forward+ | T
Page 5 and 6: FORWARD RENDERING PIPELINE � Dept
Page 7 and 8: CREATING A FRUSTUM FOR A TILE � A
Page 9: LONG FRUSTUM � Screen space culli
Page 13 and 14: 2.5D CULLING � Additional memory
Page 15 and 16: FRUSTUM CONSTRUCTION � Calculate
Page 17 and 18: LIGHT CULLING � If a light overla
Page 19 and 20: CODE Original With 2.5D culling 19
Page 21 and 22: LIGHT CULLING 21 | A 2.5D culling f
Page 23 and 24: COMPARISON Number'of'*les' 10000" 1
Page 25 and 26: LIGHT CULLING + 2.5D CULLING 25 | A
Page 27 and 28: PERFORMANCE !me$(ms)$ 6" 5" 4" 3" 2

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