go-opengl-pixel/pixelgl/util.go

16 lines
300 B
Go

package pixelgl
import (
"math"
"github.com/faiface/pixel"
)
func intBounds(bounds pixel.Rect) (x, y, w, h int) {
x0 := int(math.Floor(bounds.Min.X))
y0 := int(math.Floor(bounds.Min.Y))
x1 := int(math.Ceil(bounds.Max.X))
y1 := int(math.Ceil(bounds.Max.Y))
return x0, y0, x1 - x0, y1 - y0
}