3 files changed, 5 insertions, 5 deletions

diff --git a/src/math/Matrix.h b/src/math/Matrix.h
index 5145f0ac..b4a866a0 100644
--- a/src/math/Matrix.h
+++ b/src/math/Matrix.h
@@ -256,8 +256,8 @@ CMatrix &Invert(const CMatrix &src, CMatrix &dst);
 CVector operator*(const CMatrix &mat, const CVector &vec);
 CMatrix operator*(const CMatrix &m1, const CMatrix &m2);
 CVector MultiplyInverse(const CMatrix &mat, const CVector &vec);
-CVector Multiply3x3(const CMatrix &mat, const CVector &vec);
-CVector Multiply3x3(const CVector &vec, const CMatrix &mat);
+const CVector Multiply3x3(const CMatrix &mat, const CVector &vec);
+const CVector Multiply3x3(const CVector &vec, const CMatrix &mat);
 
 inline CMatrix
 Invert(const CMatrix &matrix)
diff --git a/src/math/math.cpp b/src/math/math.cpp
index 0707e3d2..6201cee6 100644
--- a/src/math/math.cpp
+++ b/src/math/math.cpp
@@ -136,7 +136,7 @@ MultiplyInverse(const CMatrix &mat, const CVector &vec)
 		mat.m_matrix.at.x * v.x + mat.m_matrix.at.y * v.y + mat.m_matrix.at.z * v.z);
 }
 
-CVector
+const CVector
 Multiply3x3(const CMatrix &mat, const CVector &vec)
 {
 	return CVector(
@@ -145,7 +145,7 @@ Multiply3x3(const CMatrix &mat, const CVector &vec)
 		mat.m_matrix.right.z * vec.x + mat.m_matrix.up.z * vec.y + mat.m_matrix.at.z * vec.z);
 }
 
-CVector
+const CVector
 Multiply3x3(const CVector &vec, const CMatrix &mat)
 {
 	return CVector(
diff --git a/src/vehicles/Automobile.cpp b/src/vehicles/Automobile.cpp
index 00dc73fc..2329a9d9 100644
--- a/src/vehicles/Automobile.cpp
+++ b/src/vehicles/Automobile.cpp
@@ -1934,7 +1934,7 @@ CAutomobile::Render(void)
 	CVector rearWheelFwd = GetForward();
 	for(i = 0; i < 4; i++){
 		if (m_aWheelTimer[i] > 0.0f) {
-			contactPoints[i] = m_aWheelColPoints[0].point - GetPosition();
+			contactPoints[i] = m_aWheelColPoints[i].point - GetPosition();
 			contactSpeeds[i] = GetSpeed(contactPoints[i]);
 			if (i == CARWHEEL_FRONT_LEFT || i == CARWHEEL_FRONT_RIGHT)
 				m_aWheelSpeed[i] = ProcessWheelRotation(m_aWheelState[i], frontWheelFwd, contactSpeeds[i], 0.5f*mi->m_wheelScale);