TarnaWijaya
26ed99fda6
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25 lines
747 B
Go
25 lines
747 B
Go
package nbtconv
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import (
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"encoding/binary"
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"image/color"
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)
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// Int32FromRGBA converts a color.RGBA into an int32. These int32s are present in, for example, signs.
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func Int32FromRGBA(x color.RGBA) int32 {
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if x.R == 0 && x.G == 0 && x.B == 0 {
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// Default to black colour. The default (0x000000) is a transparent colour. Text with this colour will not show
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// up on the sign.
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return int32(-0x1000000)
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}
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return int32(binary.BigEndian.Uint32([]byte{x.A, x.R, x.G, x.B}))
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}
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// RGBAFromInt32 converts an int32 into a color.RGBA. These int32s are present in, for example, signs.
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func RGBAFromInt32(x int32) color.RGBA {
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b := make([]byte, 4)
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binary.BigEndian.PutUint32(b, uint32(x))
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return color.RGBA{A: b[0], R: b[1], G: b[2], B: b[3]}
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}
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