14 lines
321 B
Go
14 lines
321 B
Go
|
package pixel
|
||
|
|
|
||
|
|
import "image/color"
|
||
|
|
|
||
|
|
// colorToRGBA converts a color from image/color to RGBA components in interval [0, 1)
|
||
|
|
func colorToRGBA(c color.Color) (r, g, b, a float64) {
|
||
|
|
ri, gi, bi, ai := c.RGBA()
|
||
|
|
r = float64(ri) / 0xffff
|
||
|
|
g = float64(gi) / 0xffff
|
||
|
|
b = float64(bi) / 0xffff
|
||
|
|
a = float64(ai) / 0xffff
|
||
|
|
return
|
||
|
|
}
|