math: Make vectors have an array instead of different fields.

2 files changed, 5 insertions, 8 deletions

diff --git a/libdimension-python/dimension.pxd b/libdimension-python/dimension.pxd
index cb152be..4edfbf2 100644
--- a/libdimension-python/dimension.pxd
+++ b/libdimension-python/dimension.pxd
@@ -115,9 +115,7 @@ cdef extern from "../libdimension/dimension.h":
   double dmnsn_degrees(double radians)
 
   ctypedef struct dmnsn_vector:
-    double x
-    double y
-    double z
+    double n[3]
 
   dmnsn_vector dmnsn_new_vector(double x, double y, double z)
 
@@ -126,7 +124,6 @@ cdef extern from "../libdimension/dimension.h":
   dmnsn_vector dmnsn_vector_add(dmnsn_vector lhs, dmnsn_vector rhs)
   dmnsn_vector dmnsn_vector_sub(dmnsn_vector lhs, dmnsn_vector rhs)
   dmnsn_vector dmnsn_vector_mul(double lhs, dmnsn_vector rhs)
-  dmnsn_vector dmnsn_vector_div(dmnsn_vector lhs, double rhs)
 
   dmnsn_vector dmnsn_vector_cross(dmnsn_vector lhs, dmnsn_vector rhs)
   double dmnsn_vector_dot(dmnsn_vector lhs, dmnsn_vector rhs)
diff --git a/libdimension-python/dimension.pyx b/libdimension-python/dimension.pyx
index 34d720e..77c9cd8 100644
--- a/libdimension-python/dimension.pyx
+++ b/libdimension-python/dimension.pyx
@@ -234,15 +234,15 @@ cdef class Vector:
   property x:
     """The x coordinate."""
     def __get__(self):
-      return self._v.x
+      return self._v.n[0]
   property y:
     """The y coordinate."""
     def __get__(self):
-      return self._v.y
+      return self._v.n[1]
   property z:
     """The z coordinate."""
     def __get__(self):
-      return self._v.z
+      return self._v.n[2]
 
   def __pos__(self):
     return self
@@ -261,7 +261,7 @@ cdef class Vector:
     else:
       return _Vector(dmnsn_vector_mul(lhs, (<Vector?>rhs)._v))
   def __truediv__(Vector lhs not None, double rhs):
-    return _Vector(dmnsn_vector_div(lhs._v, rhs))
+    return _Vector(dmnsn_vector_mul(1.0/rhs, lhs._v))
 
   def __richcmp__(lhs, rhs, int op):
     equal = (Vector(lhs) - Vector(rhs)).norm() < dmnsn_epsilon