add reproducable random numbers to z2_noise generator for the inverter

remove z2 noise generator for arbitrary volumes
move generator of gaussian momenta into start.c
add repro parameter to Check_approximation in P_M_eta.[c,h] and solver/mode_number.[c,h]

Author: kostrzewa

P_M_eta.c

@@ -359,7 +359,7 @@ void X_over_sqrt_X_sqr(spinor * const R, double * const c,
 }
 
 
-void Check_Approximation(double const mstar) {
+void Check_Approximation(double const mstar, const int repro) {
 
   if(g_proc_id == 0) {
   printf("Checking the approximation of X/sqrt(X^2) in the mode number: \n");
@@ -391,7 +391,7 @@ void Check_Approximation(double const mstar) {
   Sin   =calloc(VOLUMEPLUSRAND, sizeof(spinor));
 #endif
 
-  random_spinor_field_lexic(Sin, 0);
+  random_spinor_field_lexic(Sin, repro);
 
   s_ = calloc(4*VOLUMEPLUSRAND+1, sizeof(spinor));
   s  = calloc(4, sizeof(spinor*));

P_M_eta.h

@@ -38,7 +38,7 @@ void h_X_eta(spinor * const R,spinor * const S, double const mstar);
 
 void h_X_4_eta(spinor * const R1, spinor * const R2, spinor * const S, double const mstar);
 
-void Check_Approximation(double const mstar);
+void Check_Approximation(double const mstar, const int repro);
 
 #endif
 

hybrid_update.c

@@ -47,9 +47,6 @@
 #include "phmc.h"
 #include "hybrid_update.h"
 
-
-
-
 /*----------------------------------------------------------------------------*/
 
 /*******************************************
@@ -94,111 +91,3 @@ double moment_energy(su3adj ** const momenta) {
 #endif
 }
 
-/*----------------------------------------------------------------------------*/
-
-/**************************************
- *
- * Initialises the momenta
- * with the gaussian distribution
- *
- **************************************/
-double init_momenta(const int repro, su3adj ** const momenta) {
-  
-  su3adj *xm;
-  int i, mu, t0, x, y, z, X, Y, Z, t, id = 0;
-  int coords[4];
-#ifdef MPI
-  int k;
-  int rlxd_state[105];
-#endif
-  double ALIGN yy[8];
-  double ALIGN tt, tr, ts, kc = 0., ks = 0., sum;
-  
-  if(repro) {
-#ifdef MPI
-    if(g_proc_id == 0) {
-      rlxd_get(rlxd_state);
-    }
-    MPI_Bcast(rlxd_state, 105, MPI_INT, 0, MPI_COMM_WORLD);
-    rlxd_reset(rlxd_state);
-#endif
-    for(t0 = 0; t0 < g_nproc_t*T; t0++) {
-      t = t0 - T*g_proc_coords[0];
-      coords[0] = t0 / T;
-      for(x = 0; x < g_nproc_x*LX; x++) {
-	X = x - g_proc_coords[1]*LX;
-	coords[1] = x / LX;
-	for(y = 0; y < g_nproc_y*LY; y++) {
-	  Y = y - g_proc_coords[2]*LY;
-	  coords[2] = y / LY;
-	  for(z = 0; z < g_nproc_z*LZ; z++) {
-	    Z = z - g_proc_coords[3]*LZ;
-	    coords[3] = z / LZ;
-#ifdef MPI
-	    MPI_Cart_rank(g_cart_grid, coords, &id);
-#endif
-	    if(g_cart_id == id) i = g_ipt[t][X][Y][Z];
-	    for(mu = 0; mu < 4; mu++) {
-	      gauss_vector(yy,8);
-	      if(g_cart_id == id) {
-		sum = 0.;
-		xm = &momenta[i][mu];
-		(*xm).d1 = 1.4142135623731*yy[0];
-		(*xm).d2 = 1.4142135623731*yy[1];
-		sum += (*xm).d1*(*xm).d1+(*xm).d2*(*xm).d2;
-		(*xm).d3 = 1.4142135623731*yy[2];
-		(*xm).d4 = 1.4142135623731*yy[3];
-		sum += (*xm).d3*(*xm).d3+(*xm).d4*(*xm).d4;
-		(*xm).d5 = 1.4142135623731*yy[4];
-		(*xm).d6 = 1.4142135623731*yy[5];
-		sum += (*xm).d5*(*xm).d5+(*xm).d6*(*xm).d6;
-		(*xm).d7 = 1.4142135623731*yy[6];
-		(*xm).d8 = 1.4142135623731*yy[7];
-		sum += (*xm).d7*(*xm).d7+(*xm).d8*(*xm).d8;
-		tr = sum+kc;
-		ts = tr+ks;
-		tt = ts-ks;
-		ks = ts;
-		kc = tr-tt;
-	      }
-	    }
-	  }
-	}
-      }
-    }
-    kc=0.5*(ks+kc);
-  }
-  else {
-    for(i = 0; i < VOLUME; i++) { 
-      for(mu = 0; mu < 4; mu++) {
-	sum=0.;
-	xm=&momenta[i][mu];
-	gauss_vector(yy,8);
-	(*xm).d1=1.4142135623731*yy[0];
-	(*xm).d2=1.4142135623731*yy[1];
-	sum+=(*xm).d1*(*xm).d1+(*xm).d2*(*xm).d2;
-	(*xm).d3=1.4142135623731*yy[2];
-	(*xm).d4=1.4142135623731*yy[3];
-	sum+=(*xm).d3*(*xm).d3+(*xm).d4*(*xm).d4;
-	(*xm).d5=1.4142135623731*yy[4];
-	(*xm).d6=1.4142135623731*yy[5];
-	sum+=(*xm).d5*(*xm).d5+(*xm).d6*(*xm).d6;
-	(*xm).d7=1.4142135623731*yy[6];
-	(*xm).d8=1.4142135623731*yy[7];
-	sum+=(*xm).d7*(*xm).d7+(*xm).d8*(*xm).d8;
-	tr=sum+kc;
-	ts=tr+ks;
-	tt=ts-ks;
-	ks=ts;
-	kc=tr-tt;
-      }
-    }
-    kc=0.5*(ks+kc);
-  }
-#ifdef MPI
-  MPI_Allreduce(&kc, &ks, 1, MPI_DOUBLE, MPI_SUM, MPI_COMM_WORLD);
-  return ks;
-#endif
-  return kc;
-}
-

invert.c

@@ -403,7 +403,7 @@ int main(int argc, char *argv[])
         s[i] = s_+i*VOLUMEPLUSRAND;
 #endif
 
-        z2_random_spinor_field(s[i], VOLUME);
+        z2_random_spinor_field_lexic(s[i], reproduce_randomnumber_flag);
 
 /* 	what is this here needed for?? */
 /*         spinor *aux_,*aux; */

solver/mode_number.h

@@ -6,6 +6,6 @@ extern double * x_cheby_coef;
 
 void mode_number(spinor * const, double const mstar);
 
-void Check_Approximation(double const mstar);
+void Check_Approximation(double const mstar, const int repro);