diff --git a/shaders/quad.fs b/shaders/quad.fs
index 239a596..8ace3fd 100644
--- a/shaders/quad.fs
+++ b/shaders/quad.fs
@@ -92,10 +92,6 @@ void main(){
 	float pan=-MousePos.x/180.;
 	float tilt=-MousePos.y/180.;
 	//tilt=max(min(tilt,3.14*.45),-3.14*.45);
-	int parity = int(tilt/3.14-.5);
-	if(parity%2==1){
-		pan+=3.14;
-	}
 
 	vec3 ez = vec3(cos(tilt)*sin(pan),sin(tilt),cos(tilt)*cos(pan));//normalize(lookingAt-posCam);////base orthonormée
 	vec3 ex = normalize(cross(ez,vec3(0.,1.,0.)));