From 1a48e6db2432c1b86f836f2b8695ccff09ad6a90 Mon Sep 17 00:00:00 2001
From: tradke <tradke@b61c5cb5-eaca-4651-9a7a-d64986f99364>
Date: Thu, 10 Jun 2004 15:53:40 +0000
Subject: Initialize new current timelevel after timelevel rotation according
 to PUGH::intitialize_memory.

This closes PR CactusPUGH/1312: "PUGH should initialise memory also after time
level cycling".


git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGH/PUGH/trunk@444 b61c5cb5-eaca-4651-9a7a-d64986f99364
---
 src/Evolve.c | 65 +++++++++++++++++++-----------------------------------------
 1 file changed, 20 insertions(+), 45 deletions(-)

diff --git a/src/Evolve.c b/src/Evolve.c
index 765b47d..d0cd633 100644
--- a/src/Evolve.c
+++ b/src/Evolve.c
@@ -53,8 +53,8 @@ CCTK_FILEVERSION(CactusPUGH_PUGH_Evolve_c);
 /* Local function prototypes. */
 
 static int DoneMainLoop (const cGH *GH, CCTK_REAL cctk_time, int iteration);
-static int StepGH(cGH *GH);
-static void RotateTimeLevelsGH(cGH *cgh);
+static void StepGH(cGH *GH);
+static void RotateTimeLevelsGH(const cGH *GH);
 
 
  /*@@
@@ -64,8 +64,6 @@ static void RotateTimeLevelsGH(cGH *cgh);
    @desc
    PUGH's evolution routine.
    @enddesc
-   @calls
-   @calledby
    @history
    @hdate Tue Mar 28 22:42:47 2000 @hauthor Ed Evans
    @hdesc  Copied from CactusDefaultEvolve and added rotation
@@ -74,7 +72,6 @@ static void RotateTimeLevelsGH(cGH *cgh);
    @hdate Fri May 12 2000 @hauthor Thomas Radke
    @hdesc  Moved evolution loop termination check into DoneMainLoop()
    @endhistory
-
 @@*/
 int PUGH_Evolve(tFleshConfig *config)
 {
@@ -86,35 +83,25 @@ int PUGH_Evolve(tFleshConfig *config)
   /*** a Traverse with CCTK_ANALYSIS      ***/
   ForallConvLevels(iteration, convergence_level)
   {
-      CCTK_Traverse(config->GH[convergence_level], "CCTK_ANALYSIS");
-      CCTK_OutputGH(config->GH[convergence_level]);
+    CCTK_Traverse(config->GH[convergence_level], "CCTK_ANALYSIS");
+    CCTK_OutputGH(config->GH[convergence_level]);
   }
   EndForallConvLevels;
 
   while (! DoneMainLoop (config->GH[0],config->GH[0]->cctk_time, iteration))
   {
-
     ForallConvLevels(iteration, convergence_level)
     {
-
       RotateTimeLevelsGH(config->GH[convergence_level]);
-      /*
-      CCTK_InfoOutput(config->GH[convergence_level], convergence_level);
-      */
     }
     EndForallConvLevels;
 
     iteration = CCTK_SetMainLoopIndex(++iteration);
 
     /* Step each convergence level */
-
     ForallConvLevels(iteration, convergence_level)
     {
-
       StepGH(config->GH[convergence_level]);
-      /*
-      CCTK_InfoOutput(config->GH[convergence_level], convergence_level);
-      */
     }
     EndForallConvLevels;
 
@@ -132,8 +119,8 @@ int PUGH_Evolve(tFleshConfig *config)
     /*** a Traverse with CCTK_ANALYSIS      ***/
     ForallConvLevels(iteration, convergence_level)
     {
-        CCTK_Traverse(config->GH[convergence_level], "CCTK_ANALYSIS");
-        CCTK_OutputGH(config->GH[convergence_level]);
+      CCTK_Traverse(config->GH[convergence_level], "CCTK_ANALYSIS");
+      CCTK_OutputGH(config->GH[convergence_level]);
     }
     EndForallConvLevels;
 
@@ -284,10 +271,8 @@ static int DoneMainLoop (const cGH *GH, CCTK_REAL simulation_time,int iteration)
      routines for each schedule point.
    @enddesc
    @calls  CCTK_Traverse
-   @calledby main
  @@*/
-
-static int StepGH(cGH *GH)
+static void StepGH(cGH *GH)
 {
   /* Advance GH->iteration BEFORE evolving */
 
@@ -297,8 +282,6 @@ static int StepGH(cGH *GH)
   CCTK_Traverse(GH, "CCTK_PRESTEP");
   CCTK_Traverse(GH, "CCTK_EVOL");
   CCTK_Traverse(GH, "CCTK_POSTSTEP");
-
-  return 0;
 }
 
 
@@ -309,41 +292,33 @@ static int StepGH(cGH *GH)
    @desc
    Rotates the time levels
    @enddesc
-   @calls
-   @calledby
-   @history
-
-   @endhistory
-
 @@*/
-static void RotateTimeLevelsGH(cGH *cgh)
+static void RotateTimeLevelsGH(const cGH *GH)
 {
-  int var;
-  int numtimelevels;
-  int i;
-  void *temp;
+  int i, var, numtimelevels;
+  pGA *GA;
   pGH *pughGH;
+  DECLARE_CCTK_PARAMETERS
+
 
-  pughGH = PUGH_pGH(cgh);
+  pughGH = PUGH_pGH(GH);
 
   for(var = 0; var < pughGH->nvariables; var++)
   {
     /* Only Rotate the number of timelevels actually enabled. */
     numtimelevels = PUGH_NumTimeLevels(pughGH,var);
-
-    if(numtimelevels>1)
+    if(numtimelevels > 1)
     {
-      temp=pughGH->variables[var][numtimelevels-1];
+      GA = pughGH->variables[var][numtimelevels-1];
 
-      for(i = numtimelevels-1; i>0; i--)
+      for(i = numtimelevels-1; i; i--)
       {
-        pughGH->variables[var][i]=pughGH->variables[var][i-1];
+        pughGH->variables[var][i] = pughGH->variables[var][i-1];
       }
 
-      pughGH->variables[var][0]=temp;
+      pughGH->variables[var][0] = GA;
+      PUGH_InitializeMemory (initialize_memory, GA->vtype,
+                             GA->extras->npoints * GA->varsize, GA->data);
     }
   }
-
-  return;
 }
-
-- 
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