38 lines
938 B
Go
38 lines
938 B
Go
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package planet
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import "fmt"
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type coordSeriesView struct {
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orders [6][]float64
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}
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type planetView struct {
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scale float64
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coords [3]coordSeriesView
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}
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var planetViews = buildPlanetViews(planetRawData)
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func buildPlanetViews(rawData [][]float64) []planetView {
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views := make([]planetView, len(rawData))
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for bodyIndex, raw := range rawData {
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if len(raw) < 20 {
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panic(fmt.Sprintf("planet raw data %d too short: %d", bodyIndex, len(raw)))
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}
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view := planetView{scale: raw[0]}
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for zn := 0; zn < 3; zn++ {
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pn := zn*6 + 1
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for order := 0; order < 6; order++ {
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start := int(raw[pn+order])
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end := int(raw[pn+order+1])
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if start < 0 || end < start || end > len(raw) {
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panic(fmt.Sprintf("planet raw data %d coord %d order %d invalid cut: %d..%d (len=%d)", bodyIndex, zn, order, start, end, len(raw)))
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}
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view.coords[zn].orders[order] = raw[start:end]
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}
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}
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views[bodyIndex] = view
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}
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return views
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}
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