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feat: 完善时标与天象几何计算并扩展输出接口

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- 新增时标、ΔT 模型、质心时间与 UT1 支持
- 改进日月食、月掩、行星事件及路径边界计算
- 完善恒星三维自行与动态距离传播
- 扩展 SVG、GeoJSON、KML 输出与底层距离换算工具
- 整理中英文手册、示例资源及回归测试
This commit is contained in:
兔子
2026-09-23 18:55:12 +08:00
parent 1f31a9b5b5
commit 16c62a97d5
503 changed files with 33290 additions and 9471 deletions
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basic/orbital_nodes.go
+13 -13
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@@ -202,14 +202,14 @@ func orbitalAscendingNodeLongitude(jd float64, n int, step float64, position fun
return Limit360(math.Atan2(nodeVector[1], nodeVector[0]) * deg)
}
func eclipticVectorAtReferenceEpoch(vector Vector3, sampleJD, referenceJD float64) Vector3 {
if sampleJD == referenceJD {
func eclipticVectorAtReferenceEpoch(vector Vector3, sampleJDE, referenceJDE float64) Vector3 {
if sampleJDE == referenceJDE {
return vector
}
sampleEquatorial := rotateEclipticToEquatorial(vector, EclipticObliquity(sampleJD, false))
precessedEquatorial := applyMatrix3(precessionMatrix(sampleJD, referenceJD), sampleEquatorial)
return rotateEquatorialToEcliptic(precessedEquatorial, EclipticObliquity(referenceJD, false))
sampleEquatorial := rotateEclipticToEquatorial(vector, EclipticObliquity(sampleJDE, false))
precessedEquatorial := applyMatrix3(precessionMatrix(sampleJDE, referenceJDE), sampleEquatorial)
return rotateEquatorialToEcliptic(precessedEquatorial, EclipticObliquity(referenceJDE, false))
}
func rotateEclipticToEquatorial(vector Vector3, obliquity float64) Vector3 {
@@ -265,17 +265,17 @@ func applyMatrix3(matrix Matrix3, vector Vector3) Vector3 {
}
}
func planetHeliocentricNodePositionN(planetIndex int, jd float64, n int) Vector3 {
longitude := planet.WherePlanetN(planetIndex, 0, jd, n)
latitude := planet.WherePlanetN(planetIndex, 1, jd, n)
radius := planet.WherePlanetN(planetIndex, 2, jd, n)
func planetHeliocentricNodePositionN(planetIndex int, jde float64, n int) Vector3 {
longitude := planet.WherePlanetN(planetIndex, 0, jde, n)
latitude := planet.WherePlanetN(planetIndex, 1, jde, n)
radius := planet.WherePlanetN(planetIndex, 2, jde, n)
return eclipticCartesian(longitude, latitude, radius)
}
func moonGeocentricNodePositionN(jd float64, n int) Vector3 {
longitude := HMoonTrueLoN(jd, n)
latitude := HMoonTrueBoN(jd, n)
radius := HMoonAwayN(jd, n)
func moonGeocentricNodePositionN(jde float64, n int) Vector3 {
longitude := HMoonTrueLoN(jde, n)
latitude := HMoonTrueBoN(jde, n)
radius := HMoonAwayN(jde, n)
return eclipticCartesian(longitude, latitude, radius)
}