float NS(vec3 p){					// Shitty simplex noise
	vec3 q=floor(p),f=-cos((p-q)*3.141)*.5+.5;
	vec4 a=dot(q,vec3(1,57,21))+vec4(0,57,21,78);
	a=mix(sin(cos(a)*a),sin(cos(1.+a)*(1.+a)),f.x);
	a.xy=mix(a.xz,a.yw,f.y);
	return mix(a.x,a.y,f.z);
}

float Plane(vec3 p){
	//float d=sin(p.x)/10.+sin(p.z)/10.;		// Again with cheap-ass "noise"
	return p.y
		+NS(p)*.5				// Note multi-octave shiznitz
		+NS(p*2.)*sin(t/10.)*.1
		+NS(p*4.)*sin(t/10.)*.05;
}