asc26 amss-ncku initialized

AMSS_NCKU_source/BH_diagnostics.h

@@ -0,0 +1,101 @@
+#ifndef BH_DIAGNOSTICS_H
+#define BH_DIAGNOSTICS_H
+namespace AHFinderDirect
+{
+
+	struct BH_diagnostics
+	{
+	public:
+		// mean x,y,z
+		fp centroid_x, centroid_y, centroid_z;
+
+		// these are quadrupole moments about the centroid, i.e.
+		// mean(xi*xj) - centroid_i*centroid_j
+		fp quadrupole_xx, quadrupole_xy, quadrupole_xz,
+			quadrupole_yy, quadrupole_yz,
+			quadrupole_zz;
+
+		// min,max,mean surface radius about local coordinate origin
+		fp min_radius, max_radius, mean_radius;
+
+		// xyz bounding box
+		fp min_x, max_x,
+			min_y, max_y,
+			min_z, max_z;
+
+		// proper circumference
+		// (computed using induced metric along these local-coordinate planes)
+		fp circumference_xy,
+			circumference_xz,
+			circumference_yz;
+
+		// surface area (computed using induced metric)
+		// and quantities derived from it
+		fp area, irreducible_mass, areal_radius;
+
+		double Px, Py, Pz, Sx, Sy, Sz;
+
+	public:
+		// position of diagnostics in buffer and number of diagnostics
+		enum
+		{
+			posn__centroid_x = 0,
+			posn__centroid_y,
+			posn__centroid_z,
+			posn__quadrupole_xx,
+			posn__quadrupole_xy,
+			posn__quadrupole_xz,
+			posn__quadrupole_yy,
+			posn__quadrupole_yz,
+			posn__quadrupole_zz,
+			posn__min_radius,
+			posn__max_radius,
+			posn__mean_radius,
+
+			posn__min_x,
+			posn__max_x,
+			posn__min_y,
+			posn__max_y,
+			posn__min_z,
+			posn__max_z,
+
+			posn__circumference_xy,
+			posn__circumference_xz,
+			posn__circumference_yz,
+
+			posn__area,
+			posn__irreducible_mass,
+			posn__areal_radius,
+
+			N_buffer // no comma	// size of buffer
+		};
+
+		// copy diagnostics to/from buffer
+		void copy_to_buffer(double buffer[N_buffer]) const;
+		void copy_from_buffer(const double buffer[N_buffer]);
+
+	public:
+		void compute(patch_system &ps);
+
+		void compute_signature(patch_system &ps, const double dT);
+
+		FILE *setup_output_file(int N_horizons, int hn)
+			const;
+
+		void output(FILE *fileptr, double time)
+			const;
+
+		BH_diagnostics();
+
+	private:
+		static double surface_integral(const patch_system &ps,
+									   int src_gfn, bool src_gfn_is_even_across_xy_plane,
+									   bool src_gfn_is_even_across_xz_plane,
+									   bool src_gfn_is_even_across_yz_plane,
+									   enum patch::integration_method method);
+	};
+
+	//******************************************************************************
+
+} // namespace AHFinderDirect
+#endif /* BH_DIAGNOSTICS_H */