// 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. in vec4 v_color; in vec4 v_color2; layout(constant_id = 0) const float some_fraction = 1.0; out vec4 frag_color; uniform FragInfo { float time; } frag_info; void main() { frag_color = mix(v_color, v_color2, some_fraction); }