fergalmoran/ladybird
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e9ad8d5e4f5a57faac5a627810034d3173d041f2
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3 Commits

Author SHA1 Message Date
Andi Gallo
e9ad8d5e4f LibWeb: Use i64 for intermediate value in CSSPixels multiplication 
Reduce the chance of overflow due to fixed point denominator being
squared when multiplying the raw values, before adjusting the final
value back.
 2023-08-04 13:36:29 +02:00
Aliaksandr Kalenik
c431167736 LibWeb: Implement subtraction using saturated_addition in CSSPixels 
Fixes overflow bug found by UBSAN.
 2023-07-25 15:21:40 +02:00
Aliaksandr Kalenik
0f21b35d1c Tests/LibWeb: Add tests for CSSPixels class 
After the CSSPixels implementation evolved from a wrapper of double
to a fixed-point saturated math arithmetic implementation, it makes
sense to have separate tests for it.
 2023-07-25 11:52:02 +02:00