refactor: Set common initial covariance for vertex fitting (acts-proj…

…ect#2947) Values take from https://github.com/acts-project/acts/blob/19464fa0d24f031083ef3ad3108b74f2b5fa5454/Examples/Algorithms/Vertexing/src/AdaptiveMultiVertexFinderAlgorithm.cpp#L137
EleniXoch · May 6, 2024 · 17fdb8e · 17fdb8e
1 parent 1952943
commit 17fdb8e
Showing 1 changed file with 4 additions and 4 deletions.
diff --git a/Examples/Algorithms/Vertexing/include/ActsExamples/Vertexing/VertexFitterAlgorithm.hpp b/Examples/Algorithms/Vertexing/include/ActsExamples/Vertexing/VertexFitterAlgorithm.hpp
@@ -68,10 +68,10 @@ class VertexFitterAlgorithm final : public IAlgorithm {
     Acts::Vector4 constraintPos = Acts::Vector4(0, 0, 0, 0);
     /// Vertex constraint covariance matrix
     Acts::SquareMatrix4 constraintCov =
-        Acts::Vector4(3 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
-                      3 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
-                      10 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
-                      1 * Acts::UnitConstants::ns * Acts::UnitConstants::ns)
+        Acts::Vector4(1e2 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
+                      1e2 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
+                      1e2 * Acts::UnitConstants::mm * Acts::UnitConstants::mm,
+                      1e8 * Acts::UnitConstants::mm * Acts::UnitConstants::mm)
             .asDiagonal();
   };