From d603265db8e2db48fc3c459d9aa510bed225d505 Mon Sep 17 00:00:00 2001
From: Erik Schnetter <schnetter@cct.lsu.edu>
Date: Tue, 22 Jul 2008 17:00:28 -0500
Subject: CarpetInterp2: New function fasterp_setup_t

Add a new fasterp_setup_t which sets up an interpolation starting from
local coordinates and patch numbers.
---
 Carpet/CarpetInterp2/src/fasterp.cc | 42 ++++++++++++++++++++++++++++++-------
 Carpet/CarpetInterp2/src/fasterp.hh | 14 +++++++++++++
 2 files changed, 49 insertions(+), 7 deletions(-)

(limited to 'Carpet/CarpetInterp2')

diff --git a/Carpet/CarpetInterp2/src/fasterp.cc b/Carpet/CarpetInterp2/src/fasterp.cc
index 1c945710f..ac56ee293 100644
--- a/Carpet/CarpetInterp2/src/fasterp.cc
+++ b/Carpet/CarpetInterp2/src/fasterp.cc
@@ -231,7 +231,7 @@ namespace CarpetInterp2 {
   
   
   
-  // Set up an interpolation
+  // Set up an interpolation starting from global coordinates
   fasterp_setup_t::
   fasterp_setup_t (cGH const * restrict const cctkGH,
                    fasterp_glocs_t const & locations,
@@ -240,8 +240,6 @@ namespace CarpetInterp2 {
   {
     // Some global properties
     int const npoints = locations.size();
-    int const nprocs = CCTK_nProcs (cctkGH);
-    // int const myproc = CCTK_MyProc (cctkGH);
     
     
     
@@ -280,6 +278,36 @@ namespace CarpetInterp2 {
       
     } // if not multi-patch
     
+    setup (cctkGH, local_locations);
+  }
+  
+  
+  
+  // Set up an interpolation starting from local coordinates
+  fasterp_setup_t::
+  fasterp_setup_t (cGH const * restrict const cctkGH,
+                   fasterp_llocs_t const & locations,
+                   int const order_)
+    : order (order_)
+  {
+    setup (cctkGH, locations);
+  }
+  
+  
+  
+  // Helper for setting up an interpolation
+  void
+  fasterp_setup_t::
+  setup (cGH const * restrict const cctkGH,
+         fasterp_llocs_t const & locations)
+  {
+    // Some global properties
+    int const npoints = locations.size();
+    int const nprocs = CCTK_nProcs (cctkGH);
+    // int const myproc = CCTK_MyProc (cctkGH);
+    
+    
+    
     // Obtain the coordinate ranges for all patches
     vector<rvect> lower (Carpet::maps);
     vector<rvect> upper (Carpet::maps);
@@ -302,10 +330,10 @@ namespace CarpetInterp2 {
     int n_nz_nlocs = 0;
     assert (Carpet::is_level_mode());
     for (int n=0; n<npoints; ++n) {
-      int const m = local_locations.maps.AT(n);
-      rvect const pos (local_locations.coords[0].AT(n),
-                       local_locations.coords[1].AT(n),
-                       local_locations.coords[2].AT(n));
+      int const m = locations.maps.AT(n);
+      rvect const pos (locations.coords[0].AT(n),
+                       locations.coords[1].AT(n),
+                       locations.coords[2].AT(n));
       
       gh const * const hh = Carpet::vhh.AT(m);
       ibbox const & baseext = hh->baseextent(Carpet::mglevel, 0);
diff --git a/Carpet/CarpetInterp2/src/fasterp.hh b/Carpet/CarpetInterp2/src/fasterp.hh
index 84b20da80..c34b9bf32 100644
--- a/Carpet/CarpetInterp2/src/fasterp.hh
+++ b/Carpet/CarpetInterp2/src/fasterp.hh
@@ -165,11 +165,19 @@ namespace CarpetInterp2 {
     send_descr_t send_descr;
     int order;
     
+    void
+    setup (cGH const * restrict cctkGH,
+           fasterp_llocs_t const & locations);
+    
   public:
     fasterp_setup_t (cGH const * restrict cctkGH,
                      fasterp_glocs_t const & locations,
                      int order);
     
+    fasterp_setup_t (cGH const * restrict cctkGH,
+                     fasterp_llocs_t const & locations,
+                     int order);
+    
     ~ fasterp_setup_t ();
     
     void 
@@ -177,6 +185,12 @@ namespace CarpetInterp2 {
                  vector<int> const & varinds,
                  vector<CCTK_REAL *> & values)
       const;
+    
+    size_t get_npoints ()
+      const
+    {
+      return recv_descr.npoints;
+    }
   };
   
   
-- 
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