1 files changed, 30 insertions, 0 deletions
diff --git a/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/AvgGalileanAlgorithm.H b/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/AvgGalileanAlgorithm.H
new file mode 100644
index 000000000..79536cf27
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+++ b/Source/FieldSolver/SpectralSolver/SpectralAlgorithms/AvgGalileanAlgorithm.H
@@ -0,0 +1,30 @@
+#ifndef WARPX_AVG_GALILEAN_ALGORITHM_H_
+#define WARPX_AVG_GALILEAN_ALGORITHM_H_
+
+#include "FieldSolver/SpectralSolver/SpectralAlgorithms/SpectralBaseAlgorithm.H"
+
+/* \brief Class that updates the field in spectral space
+ * and stores the coefficients of the corresponding update equation.
+ */
+class AvgGalileanAlgorithm : public SpectralBaseAlgorithm
+{
+    public:
+        AvgGalileanAlgorithm (const SpectralKSpace& spectral_kspace,
+                              const amrex::DistributionMapping& dm,
+                              const int norder_x, const int norder_y,
+                              const int norder_z, const bool nodal,
+                              const amrex::Array<amrex::Real,3>& v_galilean,
+                              const amrex::Real dt);
+        // Redefine update equation from base class
+        virtual void pushSpectralFields (SpectralFieldData& f) const override final;
+        virtual int getRequiredNumberOfFields () const override final {
+             return SpectralAvgFieldIndex::n_fields;
+    }
+
+    private:
+        SpectralRealCoefficients C_coef, S_ck_coef, C1_coef, C3_coef, S1_coef,S3_coef;
+        SpectralComplexCoefficients Theta2_coef, X1_coef, X2_coef, X3_coef, X4_coef, Psi1_coef, Psi2_coef, Psi3_coef, Psi4_coef, A1_coef, A2_coef, Rhoold_coef, Rhonew_coef, Jcoef_coef;
+
+};
+
+#endif // WARPX_GALILEAN_ALGORITHM_H_