ArbitraryDomain: remove unused functions crossProduct and dotProduct

src/Solvers/ArbitraryDomain.cpp

@@ -460,12 +460,6 @@ void ArbitraryDomain::linearInterpolation(int idx, int idy, int idz,
         value.center += (dz_f + dz_b) * (dx_w + dx_e) * (dy_n + dy_s) / m2;
 }
 
-inline void ArbitraryDomain::crossProduct(double A[], double B[], double C[]) {
-    C[0] = A[1] * B[2] - A[2] * B[1];
-    C[1] = A[2] * B[0] - A[0] * B[2];
-    C[2] = A[0] * B[1] - A[1] * B[0];
-}
-
 // vi: set et ts=4 sw=4 sts=4:
 // Local Variables:
 // mode:c

src/Solvers/ArbitraryDomain.h

@@ -94,12 +94,6 @@ private:
     // Conversion from a 3D index to (x,y,z)
     inline void getCoord(int idxyz, int &x, int &y, int &z);
 
-    inline void crossProduct(double A[], double B[], double C[]);
-
-    inline double dotProduct(double v1[], double v2[]) {
-        return (v1[0] * v2[0] + v1[1] * v2[1] + v1[2] * v2[2]);
-    }
-
     // Different interpolation methods for boundary points
     void constantInterpolation(int idx, int idy, int idz, StencilValue_t& value,
                                double &scaleFactor) override;