tileanim.go


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package mt

type AnimType uint8

const (
	NoAnim AnimType = iota // none
	VerticalFrameAnim      // vertical frame
	SpriteSheetAnim        // sprite sheet
	maxAnim
)

//go:generate stringer -linecomment -type AnimType

type TileAnim struct {
	Type AnimType
	//mt:assert %s.Type < maxAnim

	//mt:if %s.Type == SpriteSheetAnim
	AspectRatio [2]uint8
	//mt:end

	//mt:if %s.Type == VerticalFrameAnim
	NFrames [2]uint16
	//mt:end

	//mt:if %s.Type != NoAnim
	Duration float32 // in seconds
	//mt:end
}