2 files changed, 7 insertions, 0 deletions
diff --git a/src/math/Matrix.h b/src/math/Matrix.h
index bfe85afa..7d8c02ab 100644
--- a/src/math/Matrix.h
+++ b/src/math/Matrix.h
@@ -212,6 +212,7 @@ public:
 	}
 	void SetRotate(float xAngle, float yAngle, float zAngle);
 	void Rotate(float x, float y, float z);
+	void RotateX(float x);
 
 	void Reorthogonalise(void);
 	void CopyOnlyMatrix(CMatrix *other){
diff --git a/src/math/math.cpp b/src/math/math.cpp
index e8b7d933..66260709 100644
--- a/src/math/math.cpp
+++ b/src/math/math.cpp
@@ -41,6 +41,12 @@ CMatrix::Rotate(float x, float y, float z)
 }
 
 void
+CMatrix::RotateX(float x)
+{
+	Rotate(x, 0.0f, 0.0f);
+}
+
+void
 CMatrix::Reorthogonalise(void)
 {
 	CVector &r = GetRight();