void F0(in vec2 l0, out vec4 l1) { float l2 = float(0); float l3 = float(0); float l4 = float(0); float l5 = float(0); F1(l2, l3); l4 = l2; l5 = l3; l1 = vec4(l0, l4, l4); return; } void F1(out float l0, out float l1) { l0 = 0.0; l1 = 0.0; return; }