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20 lines
464 B
Go
20 lines
464 B
Go
package texture
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// EmissionMode describes prepared data independent of file extension and atlas placement: RGB is straight linear after decoding, Mask is R; neither uses alpha as coverage.
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type EmissionMode uint8
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const (
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EmissionNone EmissionMode = iota
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EmissionRGB
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EmissionMask
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)
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type Emission struct {
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Region Region
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Mode EmissionMode
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}
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func (e Emission) Valid() bool {
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return !e.Region.IsZero() && (e.Mode == EmissionRGB || e.Mode == EmissionMask)
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}
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