CameraParams restore c'tors (now complete)

Img3D/Type/CameraParams.cpp

+//  ************************************************************************************************
+//
+//  BornAgain: simulate and fit reflection and scattering
+//
+//! @file      Img3D/Type/CameraParams.cpp
+//! @brief     Implements struct CameraParams.
+//!
+//! @homepage  http://www.bornagainproject.org
+//! @license   GNU General Public License v3 or higher (see COPYING)
+//! @copyright Forschungszentrum Jülich GmbH 2018
+//! @authors   Scientific Computing Group at MLZ (see CITATION, AUTHORS)
+//
+//  ************************************************************************************************
+
+#include "Img3D/Type/CameraParams.h"
+
+Img3D::CameraParams::CameraParams(const F3& eye_, const F3& ctr_, const F3& up_,
+                                  QQuaternion const& rot_)
+    : eye(eye_)
+    , ctr(ctr_)
+    , up(up_)
+    , rot(rot_)
+{
+}

Img3D/Type/CameraParams.h

@@ -21,6 +21,9 @@
 namespace Img3D {
 
 struct CameraParams {
+    CameraParams();
+    CameraParams(const F3& eye, const F3& ctr, const F3& up, const QQuaternion& = {});
+
     F3 eye;
     F3 ctr; // center
     F3 up;