Add transform matrix to Property.

src/src/base/ExtendMedicalImageProperties.h

@@ -7,6 +7,8 @@
 
 #include <vtkMedicalImageProperties.h>
 #include <vector>
+#include <vtkNew.h>
+#include <vtkMatrix4x4.h>
 
 class ExtendMedicalImageProperties: public vtkMedicalImageProperties{
 public:
@@ -72,6 +74,12 @@ public:
     void SetUniqueID(const std::string& id){
         uniqueID = id;
     }
+    vtkMatrix4x4* GetWorldToModelMatrix(){
+        return worldToModelMatrix.Get();
+    }
+    vtkMatrix4x4* GetModelToWorldMatrix(){
+        return modelToWorldMatrix.Get();
+    }
 
 protected:
     ExtendMedicalImageProperties();
@@ -84,6 +92,8 @@ protected:
     unsigned short SamplePerPixel;
     std::vector<std::string> FileNames;
     std::string uniqueID;
+    vtkNew<vtkMatrix4x4> worldToModelMatrix;
+    vtkNew<vtkMatrix4x4> modelToWorldMatrix;
 private:
     ExtendMedicalImageProperties(const ExtendMedicalImageProperties&) = delete;
     void operator=(const ExtendMedicalImageProperties&) = delete;