gps image-time attitude 拟合精度

pkg/producer/rpc.go

@@ -56,8 +56,8 @@ type RPCModel struct {
 // rational polynomial coeffients
 func NewRPC(r *Registrator, scene *Scene, rpb string) *RPC {
 	rpc := RPC{
-		elevationLayer: 3,
-		gridsize:       19,
+		elevationLayer: 5,
+		gridsize:       20,
 		registrator:    r,
 		scene:          scene,
 		rpb:            rpb,
@@ -97,6 +97,8 @@ func (rpc *RPC) generateVirtualGCP() {
 		rpc.scene.Height, rpc.scene.Width,
 		rpc.elevationLayer, int(rpc.minH), int(rpc.maxH))
 
+	ft, _ := os.Create("log/scene/" + rpc.scene.SceneId + ".time.txt")
+	defer ft.Close()
 	for _, p := range points {
 		p84 := rpc.registrator.calculateLatLonH(rpc.scene, p.Row, p.Col, p.H)
 		rpc.GCPs = append(rpc.GCPs, &GroundPoint{
@@ -106,6 +108,8 @@ func (rpc *RPC) generateVirtualGCP() {
 			Y: float64(p.Row),
 			X: float64(p.Col),
 		})
+		t, dt := rpc.registrator.ImageTime.Interp(p.Row+rpc.scene.Y, 16)
+		ft.WriteString(fmt.Sprintf("%d\t%.9f\t%.9f\n", p.Row, t, dt))
 	}
 
 	name := strings.Replace(rpc.scene.Tiff, ".tiff", ".gcp.geojson", -1)