1 files changed, 13 insertions, 0 deletions
diff --git a/src/Data/Vector.cpp b/src/Data/Vector.cpp
index ad17447..8677fd1 100644
--- a/src/Data/Vector.cpp
+++ b/src/Data/Vector.cpp
@@ -39,6 +39,10 @@ Vector Vector::operator-(const Vector &v) const {
   return Vector(x - v.x, y - v.y, z - v.z);
 }
 
+float Vector::operator*(const Vector &v) const {
+  return (x*v.x + y*v.y + z*v.z);
+}
+
 Vector Vector::operator*(float f) const {
   return Vector(x*f, y*f, z*f);
 }
@@ -47,6 +51,10 @@ Vector Vector::operator/(float f) const {
   return Vector(x/f, y/f, z/f);
 }
 
+Vector Vector::operator%(const Vector &v) const {
+  return Vector(y*v.z-z*v.y, z*v.x-x*v.z, x*v.y-y*v.x);
+}
+
 Vector& Vector::operator+=(const Vector &v) {
   x += v.x;
   y += v.y;
@@ -79,5 +87,10 @@ Vector& Vector::operator/=(float f) {
   return *this;
 }
 
+Vector& Vector::operator%=(const Vector &v) {
+  *this = *this % v;
+  return *this;
+}
+
 }
 }