Add a correct way to input a numpy array

pyproject.toml

@@ -1,3 +1,3 @@
 [build-system]
-requires = ["setuptools"]
+requires = ["wheel","setuptools", "oldest-supported-numpy"]
 build-backend = "setuptools.build_meta"

python/CSF/CSF.i

@@ -7,6 +7,11 @@
 
 %include "std_string.i"
 %include "std_vector.i"
+%include "numpy.i"
+
+%init %{
+import_array();
+%}
 
 namespace std
 {
@@ -16,4 +21,5 @@ namespace std
     %template(VecDouble) vector<double>;
 }
 
+%apply (double* IN_ARRAY2, int DIM1, int DIM2) {(double *points, int rows, int cols)};
 %include "../src/CSF.h"

python/CSF/CSF.py

@@ -1,10 +1,13 @@
-# This file was automatically generated by SWIG (https://www.swig.org).
-# Version 4.1.1
+# This file was automatically generated by SWIG (http://www.swig.org).
+# Version 4.0.2
 #
-# Do not make changes to this file unless you know what you are doing - modify
+# Do not make changes to this file unless you know what you are doing--modify
 # the SWIG interface file instead.
 
 from sys import version_info as _swig_python_version_info
+if _swig_python_version_info < (2, 7, 0):
+    raise RuntimeError("Python 2.7 or later required")
+
 # Import the low-level C/C++ module
 if __package__ or "." in __name__:
     from . import _CSF
@@ -26,10 +29,10 @@ def _swig_repr(self):
 
 def _swig_setattr_nondynamic_instance_variable(set):
     def set_instance_attr(self, name, value):
-        if name == "this":
-            set(self, name, value)
-        elif name == "thisown":
+        if name == "thisown":
             self.this.own(value)
+        elif name == "this":
+            set(self, name, value)
         elif hasattr(self, name) and isinstance(getattr(type(self), name), property):
             set(self, name, value)
         else:
@@ -118,6 +121,7 @@ def __iter__(self):
 
 # Register SwigPyIterator in _CSF:
 _CSF.SwigPyIterator_swigregister(SwigPyIterator)
+
 class VecInt(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -223,6 +227,7 @@ def capacity(self):
 
 # Register VecInt in _CSF:
 _CSF.VecInt_swigregister(VecInt)
+
 class VecFloat(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -328,6 +333,7 @@ def capacity(self):
 
 # Register VecFloat in _CSF:
 _CSF.VecFloat_swigregister(VecFloat)
+
 class VecVecFloat(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -433,6 +439,7 @@ def capacity(self):
 
 # Register VecVecFloat in _CSF:
 _CSF.VecVecFloat_swigregister(VecVecFloat)
+
 class VecDouble(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -538,6 +545,7 @@ def capacity(self):
 
 # Register VecDouble in _CSF:
 _CSF.VecDouble_swigregister(VecDouble)
+
 class Params(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -554,6 +562,7 @@ def __init__(self):
 
 # Register Params in _CSF:
 _CSF.Params_swigregister(Params)
+
 class CSF(object):
     thisown = property(lambda x: x.this.own(), lambda x, v: x.this.own(v), doc="The membership flag")
     __repr__ = _swig_repr
@@ -588,3 +597,5 @@ def do_cloth_export(self):
 # Register CSF in _CSF:
 _CSF.CSF_swigregister(CSF)
 
+
+