util

package

v0.1.0 Latest Latest Go to latest Published: Jan 1, 2019 License: MIT Imports: 4 Imported by: 0

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func Clamp(min, max, v float64) float64

Clamp force v to be between min and max.

func IntAbs(x int) int

IntAbs returns the absolute value of x.

func Parallel(width, height int, f func(x1, y1, x2, y2 int)) chan struct{}

Parallel runs f in runtime.NumCPU() parallel tiles.

func ParallelR(r image.Rectangle, f func(x1, y1, x2, y2 int)) chan struct{}

ParallelR runs Parallel with the given r boundaries.

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