#version 320 es

// Copyright 2013 The Flutter Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

precision highp float;

layout(location = 0) out vec4 fragColor;

layout(location = 0) uniform float a;

float zero() {
  return 0.0;
}

float one() {
  return a;
}

void main() {
  fragColor = vec4(zero(), one(), zero(), one());
}