rpc

pkg/calculator/orbit.go

@@ -1,8 +1,6 @@
 package calculator
 
 import (
-	"math"
-
 	"gonum.org/v1/gonum/mat"
 	"gonum.org/v1/gonum/spatial/r3"
 )
@@ -28,38 +26,3 @@ func OrbitToECMatrix(pos, vec []float64) *mat.Dense {
 
 	return m
 }
-
-// IntersectionECEF 计算卫星与相机的交点，返回经纬度和高度
-// FIXME: 该计算方法有误，待修正
-func IntersectionECEF(Qsat2orbit Quaternion, satPos84, vec84 []float64, ucam int) (IntersectionPoint, error) {
-	alpha := FOV * math.Pi / 180.0
-	alpha = -alpha/2.0 + float64(ucam)*(alpha/float64(PANPixels))
-	direction := []float64{0, math.Tan(alpha), -1.3} // 卫星（相机）坐标系下CCD成像方向向量
-
-	// -------- 相机坐标系下CCD成像方向向量转到卫星坐标系 --------
-	Rcam := CameraRotMatrix(CameraRoll*math.Pi/180.0, CameraPitch*math.Pi/180.0, 0)
-	var dCam mat.VecDense
-	dCam.MulVec(Rcam, mat.NewVecDense(3, direction))
-
-	// -------- 转到轨道坐标系 --------
-	Rsat2orbit := Qsat2orbit.ToRotationMatrix()
-	var r0 mat.VecDense
-	r0.MulVec(Rsat2orbit, &dCam)
-	dOrbit := r0.RawVector().Data
-
-	// -------- 转到ECEF坐标系 --------
-	Rorbit2ecef := OrbitToECMatrix(satPos84, vec84)
-	var r1 mat.VecDense
-	r1.MulVec(Rorbit2ecef, mat.NewVecDense(3, dOrbit))
-	dECEF := r1.RawVector().Data
-
-	// -------- 计算交点 --------}
-	intersection, err := intersectWithEllipsoid(satPos84, dECEF)
-	if err != nil {
-		return IntersectionPoint{}, err
-	}
-
-	lat, lon, h := ECEFToGeodetic(intersection[0], intersection[1], intersection[2])
-
-	return IntersectionPoint{Lat: lat, Lon: lon, H: h}, err
-}