RIS valve mesh scale factor bug fix (SimVascular#439)

* Fixed bug for using uris mesh max eNoN and scale factor.

* Fixed bugs for RIS valve with mesh scale factor other than 1

* Changed default RIS valve signed distance function to a large value

---------

Co-authored-by: Aaron Brown <71424733+aabrown100-git@users.noreply.github.com>

Author: hanzhao2020

Code/Source/solver/ComMod.h

@@ -1456,10 +1456,10 @@ class urisType
     Array<double> Yd;
 
     // Default signed distance value away from the valve.
-    double sdf_default = 10.0;
+    double sdf_default = 1000.0;
 
     // Default distance value of the valve boundary (valve thickness).
-    double sdf_deps = 0.04;
+    double sdf_deps = 0.25;
 
     // Default distance value of the valve boundary when the valve is closed.
     double sdf_deps_close = 0.25;

Code/Source/solver/uris.cpp

@@ -518,8 +518,9 @@ void uris_read_msh(Simulation* simulation) {
     }
     file_stream.close();
 
-    uris_obj.sdf_deps = param->thickness();
-    uris_obj.sdf_deps_close = param->close_thickness();
+    uris_obj.sdf_default = uris_obj.sdf_default * uris_obj.scF;
+    uris_obj.sdf_deps = param->thickness() * uris_obj.scF;
+    uris_obj.sdf_deps_close = param->close_thickness() * uris_obj.scF;
     uris_obj.clsFlg = param->valve_starts_as_closed();
 
     // uris_obj.tnNo = 0;
@@ -779,7 +780,8 @@ void uris_write_vtus(ComMod& com_mod) {
       for (int a = 0; a < mesh.nNo; a++) {
         int Ac = mesh.gN(a);
         for (int i = 0; i < nsd; i++) {
-          d[iM].x(i,a) = uris_obj.x(i,Ac);
+          // Scale the valve displacement to the unit of the mesh
+          d[iM].x(i,a) = uris_obj.x(i,Ac) / uris_obj.scF;
         }
       }
       for (int e = 0; e < mesh.nEl; e++) {
@@ -802,7 +804,7 @@ void uris_write_vtus(ComMod& com_mod) {
       for (int a = 0; a < mesh.nNo; a++) {
         int Ac = mesh.gN(a);
         for (int i = 0; i < nsd; i++) {
-          d[iM].x(is+i,a) = uris_obj.Yd(s+i,Ac); // [HZ] Need to check this
+          d[iM].x(is+i,a) = uris_obj.Yd(s+i,Ac) / uris_obj.scF; // [HZ] Need to check this
         }
       }