tree 192c93ab164ca2577d22dd497121b78d5fd533ab
parent 26bd17363f374ac0e9f6cbea991fc76c951831a1
author Nigel Tao <nigeltao@golang.org> 1429257473 +1000
committer Nigel Tao <nigeltao@golang.org> 1429578321 +0000

draw: factor out some float64 to uint32 conversions.

This will make the upcoming "implement masks" change easier.

Change-Id: I2b316a0b25f98779d9cd076e64266c617464a08e
Reviewed-on: https://go-review.googlesource.com/8999
Reviewed-by: Rob Pike <r@golang.org>