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feat: polish & windviz & deploy

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This commit is contained in:
Anatoly Antonov 2026-05-30 06:29:39 +09:00
parent 81b8e763bd
commit 465ad00f7b
78 changed files with 20622 additions and 2154 deletions
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8
internal/weather/gfs/file.go
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@ -108,6 +108,14 @@ func (d *File) Val(hour, level, variable, lat, lng int) float32 {
return math.Float32frombits(binary.LittleEndian.Uint32(d.mm[off : off+4]))
}
// ValByElem reads the float32 at a precomputed flat element index (not a byte
// offset). The wind sampler uses this to read the eight interpolation corners
// after computing their flat indices once via cube strides.
func (d *File) ValByElem(elem int64) float32 {
off := elem * ElementSize
return math.Float32frombits(binary.LittleEndian.Uint32(d.mm[off : off+4]))
}
// SetVal writes one cell. Only valid on writable files.
func (d *File) SetVal(hour, level, variable, lat, lng int, val float32) {
off := d.offset(hour, level, variable, lat, lng)