Add changeGeometry function to Data3D classes

4 files changed, 28 insertions, 0 deletions

diff --git a/include/astra/Float32ProjectionData3D.h b/include/astra/Float32ProjectionData3D.h
index 79b762e..329c9a4 100644
--- a/include/astra/Float32ProjectionData3D.h
+++ b/include/astra/Float32ProjectionData3D.h
@@ -196,6 +196,11 @@ public:
 	 * @return pointer to projection geometry.
 	 */
 	virtual CProjectionGeometry3D* getGeometry() const;
+
+	/** Change the projection geometry.
+	 *  Note that this can't change the dimensions of the data.
+	 */
+	virtual void changeGeometry(CProjectionGeometry3D* pGeometry);
 };
 
 
diff --git a/include/astra/Float32VolumeData3D.h b/include/astra/Float32VolumeData3D.h
index d8f0ae9..07df78f 100644
--- a/include/astra/Float32VolumeData3D.h
+++ b/include/astra/Float32VolumeData3D.h
@@ -214,6 +214,11 @@ public:
 	 * @return The geometry describing the data stored in this volume
 	 */
 	virtual CVolumeGeometry3D* getGeometry() const;
+
+	/** Change the projection geometry.
+	 *  Note that this can't change the dimensions of the data.
+	 */
+	virtual void changeGeometry(CVolumeGeometry3D* pGeometry);
 };
 
 //----------------------------------------------------------------------------------------
diff --git a/src/Float32ProjectionData3D.cpp b/src/Float32ProjectionData3D.cpp
index d039c83..2bd0447 100644
--- a/src/Float32ProjectionData3D.cpp
+++ b/src/Float32ProjectionData3D.cpp
@@ -270,4 +270,13 @@ CFloat32ProjectionData3D& CFloat32ProjectionData3D::operator-=(const float32& _f
 	return *this;
 }
 
+void CFloat32ProjectionData3D::changeGeometry(CProjectionGeometry3D* _pGeometry)
+{
+	if (!m_bInitialized) return;
+
+	delete m_pGeometry;
+	m_pGeometry = _pGeometry->clone();
+}
+
+
 } // end namespace astra
diff --git a/src/Float32VolumeData3D.cpp b/src/Float32VolumeData3D.cpp
index ce00a10..bd78001 100644
--- a/src/Float32VolumeData3D.cpp
+++ b/src/Float32VolumeData3D.cpp
@@ -266,4 +266,13 @@ CFloat32VolumeData3D& CFloat32VolumeData3D::operator-=(const float32& _fScalar)
 	return *this;
 }
 
+void CFloat32VolumeData3D::changeGeometry(CVolumeGeometry3D* _pGeometry)
+{
+	if (!m_bInitialized) return;
+
+	delete m_pGeometry;
+	m_pGeometry = _pGeometry->clone();
+}
+
+
 } // end namespace astra