[1D] Add maxPoints and maxGridPoints functions

include/cantera/oneD/Sim1D.h

@@ -133,8 +133,21 @@ class Sim1D : public OneDim
      */
     void setRefineCriteria(int dom = -1, doublereal ratio = 10.0,
                            doublereal slope = 0.8, doublereal curve = 0.8, doublereal prune = -0.1);
+
+    /**
+     * Set the maximum number of grid points in the domain. If dom >= 0,
+     * then the settings apply only to the specified domain. If dom < 0,
+     * the settings are applied to each domain.  @see Refiner::setMaxPoints.
+     */
     void setMaxGridPoints(int dom = -1, int npoints = 300);
 
+    /**
+     * Get the maximum number of grid points in this domain. @see Refiner::maxPoints
+     *
+     * @param dom domain number, beginning with 0 for the leftmost domain.
+     */
+    size_t maxGridPoints(size_t dom);
+
     //! Set the minimum grid spacing in the specified domain(s).
     /*!
      * @param dom Domain index. If dom == -1, the specified spacing is applied

include/cantera/oneD/refine.h

@@ -45,6 +45,11 @@ class Refiner
         m_npmax = npmax;
     }
 
+    //! Returns the maximum number of points allowed in the domain
+    size_t maxPoints() const {
+        return m_npmax;
+    }
+
     //! Set the minimum allowable spacing between adjacent grid points [m].
     void setGridMin(double gridmin) {
         m_gridmin = gridmin;

src/oneD/Sim1D.cpp

@@ -555,6 +555,12 @@ void Sim1D::setMaxGridPoints(int dom, int npoints)
     }
 }
 
+size_t Sim1D::maxGridPoints(size_t dom)
+{
+    Refiner& r = domain(dom).refiner();
+    return r.maxPoints();
+}
+
 doublereal Sim1D::jacobian(int i, int j)
 {
     return OneDim::jacobian().value(i,j);