mirror of
https://github.com/OpenDiablo2/OpenDiablo2
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30 lines
497 B
Go
30 lines
497 B
Go
package d2util
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import "image/color"
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// Color converts an rgba uint32 to a color.RGBA
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func Color(rgba uint32) color.RGBA {
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result := color.RGBA{}
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a, b, g, r := 0, 1, 2, 3
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byteWidth := 8
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byteMask := 0xff
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for idx := 0; idx < 4; idx++ {
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shift := idx * byteWidth
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component := uint8(rgba>>shift) & uint8(byteMask)
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switch idx {
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case a:
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result.A = component
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case b:
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result.B = component
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case g:
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result.G = component
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case r:
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result.R = component
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}
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}
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return result
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}
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