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Drawing Engine
8.5.8.3
100
90
80
70
60
50
40
30
20
10
0
Figure 8-23
Optimization efficiency
The efficiency of the optimizations with typical case can be seen in below figure.
In this case the triangle is always rendered as single piece and is not separated
into multiple triangles for higher optimizations. In this case the spanstore delay is
used.
98.3
85.6
46.2
Triangle A
Box
Box (span abort)
Efficiency of spanstore and spanabort optimizations; enumeration
coverage: pixels of primitive/pixels of bounding box
Preliminary User's Manual S19203EE1V3UM00
96.6
42.2
28.2
Triangle B
Box (span abort/span store)
Chapter 8
79.5
45
37
Triangle C
239
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