Add c_vectormath.h

Co-Authored-By: David Ignacio Cortee <[email protected]>

Author: rpep

native/include/c_vectormath.h

@@ -0,0 +1,15 @@
+#pragma once
+#include<cmath>
+
+
+void cross(double *output, double * A, double * B);
+double dot(double *A, double *B, int n);
+
+double compute_norm(double * a, int n);
+
+void normalise(double * a, int n);
+void normalise(double *m, int *pins, int n);
+
+double cross_x(double a0, double a1, double a2, double b0, double b1, double b2);
+double cross_y(double a0, double a1, double a2, double b0, double b1, double b2);
+double cross_z(double a0, double a1, double a2, double b0, double b1, double b2);