diff --git a/.vs/3dMath/v15/.suo b/.vs/3dMath/v15/.suo
index ba30555..7e1982f 100644
Binary files a/.vs/3dMath/v15/.suo and b/.vs/3dMath/v15/.suo differ
diff --git a/GMath.cpp b/GMath.cpp
index 7d09e3a..dd8b1d9 100644
--- a/GMath.cpp
+++ b/GMath.cpp
@@ -1062,3 +1062,25 @@ GPoint3 GLine::operator()(const float t) const
 {
 	return p + v*t;
 }
+
+GLine & GLine::SetPt(const GPoint3 & _p)
+{
+	p = _p;
+	return *this;
+}
+
+GLine & GLine::SetDir(const GVector3 & _v)
+{
+	v = _v;
+	return *this;
+}
+
+GVector3 GLine::GetPt() const
+{
+	return p;
+}
+
+GVector3 GLine::GetDir() const
+{
+	return v;
+}
diff --git a/GMath.h b/GMath.h
index 9dc7475..ff9532a 100644
--- a/GMath.h
+++ b/GMath.h
@@ -216,4 +216,10 @@ public:
 
 	GLine& operator =(const GLine& rhs);
 	GPoint3 operator ()(const float t) const;
+
+	GLine& SetPt(const GPoint3& _p);
+	GLine& SetDir(const GVector3& _v);
+
+	GVector3 GetPt() const;
+	GVector3 GetDir() const;
 };
\ No newline at end of file
diff --git a/main.cpp b/main.cpp
index 720e3a7..d004704 100644
--- a/main.cpp
+++ b/main.cpp
@@ -6,6 +6,11 @@ int main() {
 	
 	GPoint3 p = l(2.0f);
 
-	cout << p << endl;
+	l.SetPt(GPoint3(0.0f, 0.0f, 1.0f));
+	l.SetDir(GVector3(1.0f, 0.0f, 0.0f));
+
+	GPoint3 q = l(1.0f);
+
+	cout << q << endl;
 	return 0;
 }
\ No newline at end of file