Mathutils.Vector speedup

removed the need for casting python objects to Vectors pyobjects when performing vec/float arithmatic.
a PyObject for coercing has also been removed from the vector struct so a little less memory will be used also.


Benchmarked before and after this change
___________________________________
import Blender
v= Blender.Mathutils.Vector
m= Blender.Mathutils.Matrix

a= v(1,2,3)
b= v(3,2,1)
c= m()
t= Blender.sys.time()
for i in xrange(20000000):
        a*b
        a*10
        a/10
        a+b
        b-a
        a*c

print Blender.sys.time()-t
_______________________________________

Before 63.5sec
after 49.5

about 3 sec of that is looping

1 files changed, 4 insertions, 2 deletions

diff --git a/source/blender/python/api2_2x/matrix.c b/source/blender/python/api2_2x/matrix.c
index 55e8dbb4faa..5394ae14f81 100644
--- a/source/blender/python/api2_2x/matrix.c
+++ b/source/blender/python/api2_2x/matrix.c
@@ -721,10 +721,12 @@ static PyObject *Matrix_mul(PyObject * m1, PyObject * m2)
 		}
 	}else{
 		if(mat2->coerced_object){
-			if(VectorObject_Check(mat2->coerced_object)){ /*MATRIX * VECTOR*/
+			/* MATRIX * VECTOR   operation is now being done by vector */
+			/*if(VectorObject_Check(mat2->coerced_object)){ 
 				vec = (VectorObject*)mat2->coerced_object;
 				return column_vector_multiplication(mat1, vec);
-			}else if(PointObject_Check(mat2->coerced_object)){ /*MATRIX * POINT*/
+			}else */
+			if(PointObject_Check(mat2->coerced_object)){ /*MATRIX * POINT*/
 				pt = (PointObject*)mat2->coerced_object;
 				return column_point_multiplication(mat1, pt);
 			}else if (PyFloat_Check(mat2->coerced_object) ||