Spatial resolution calculated for a specific pixel

src/core/detector/Detector.hpp

@@ -224,10 +224,12 @@ namespace corryvreckan {
 
         /**
          * @brief Get intrinsic spatial resolution of the detector
+         * @param column (X-) Column index of the pixel to calculate the spatial resolution from
+         * @param row (Y-) Row index of the pixel to calculate the spatial resolution from
          * @return Intrinsic spatial resolution in X and Y
          * @todo: this is designed for PixelDetector, find a proper interface for other Detector type
          */
-        virtual XYVector getSpatialResolution() const = 0;
+        virtual XYVector getSpatialResolution(double column = 0, double row = 0) const = 0;
 
         /**
          * @brief Get intrinsic spatial resolution in global coordinates of the detector

src/core/detector/PixelDetector.hpp

@@ -147,8 +147,11 @@ namespace corryvreckan {
         /**
          * @brief Get intrinsic spatial resolution of the detector
          * @return Intrinsic spatial resolution in X and Y
+         *
+         * @note For a detector with variable pixel sizes this declaration could be changed to take column and row pixel
+         * indices to calculate the resolution for a specific pixel
          */
-        XYVector getSpatialResolution() const override { return m_spatial_resolution; }
+        XYVector getSpatialResolution(double, double) const override { return m_spatial_resolution; }
 
         /**
          * @brief Get intrinsic spatial resolution in global coordinates of the detector

src/modules/Clustering4D/Clustering4D.cpp

@@ -334,7 +334,7 @@ void Clustering4D::calculateClusterCentre(Cluster* cluster) {
     cluster->setCharge(charge);
 
     // Set uncertainty on position from intrinstic detector spatial resolution:
-    cluster->setError(m_detector->getSpatialResolution());
+    cluster->setError(m_detector->getSpatialResolution(column, row));
     cluster->setErrorMatrixGlobal(m_detector->getSpatialResolutionMatrixGlobal());
 
     cluster->setTimestamp(timestamp);

src/modules/ClusteringSpatial/ClusteringSpatial.cpp

@@ -259,7 +259,7 @@ void ClusteringSpatial::calculateClusterCentre(Cluster* cluster) {
     cluster->setCharge(charge);
 
     // Set uncertainty on position from intrinstic detector spatial resolution:
-    cluster->setError(m_detector->getSpatialResolution());
+    cluster->setError(m_detector->getSpatialResolution(column, row));
     cluster->setErrorMatrixGlobal(m_detector->getSpatialResolutionMatrixGlobal());
 
     cluster->setDetectorID(detectorID);