feat: add WCSParams struct to wcs module in @observerly/skysolve

observerly · Nov 4, 2024 · 8004b97 · 8004b97
1 parent 15422e8
commit 8004b97
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/pkg/wcs/wcs.go b/pkg/wcs/wcs.go
@@ -56,6 +56,15 @@ func (c CoordinateProjectionType) ToCTypes() CTypeP {
 }
 
 /*****************************************************************************************************************/
+
+type WCSParams struct {
+	Projection   CoordinateProjectionType     // Projection type e.g., "TAN", or "TAN-SIP"
+	AffineParams transform.Affine2DParameters // Affine transformation parameters
+	SIPParams    transform.SIP2DParameters    // SIP transformation (distortion) coefficients
+}
+
+/*****************************************************************************************************************/
+
 type WCS struct {
 	WCAXES int     `hdu:"WCAXES" default:"2"`        // Number of world coordinate axes
 	CRPIX1 float64 `hdu:"CRPIX1"`                    // Reference pixel X