suppress warning p4 hides global declaration

Author: anf3is

src/game/client/c_rope.cpp

@@ -1505,8 +1505,11 @@ struct catmull_t
 	Vector c;
 };
 
+#pragma warning(push)
+#pragma warning(disable: 4459) // declaration of 'p4' hides global declaration
 // bake out the terms of the catmull rom spline
 void Catmull_Rom_Spline_Matrix( const Vector &p1, const Vector &p2, const Vector &p3, const Vector &p4, catmull_t &output )
+#pragma warning(pop)
 {
 	output.t3 = 0.5f * ((-1*p1) + (3*p2) + (-3*p3) + p4);	// 0.5 t^3 * [ (-1*p1) + ( 3*p2) + (-3*p3) + p4 ]
 	output.t2 = 0.5f * ((2*p1) + (-5*p2) + (4*p3) - p4);		// 0.5 t^2 * [ ( 2*p1) + (-5*p2) + ( 4*p3) - p4 ]