| // 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. | |
| uniform FragInfo { | |
| vec4 unused_color; | |
| vec4 color; | |
| } | |
| frag_info; | |
| in vec2 v_position; | |
| out vec4 frag_color; | |
| float SphereDistance(vec2 position, float radius) { | |
| return length(v_position - position) - radius; | |
| } | |
| void main() { | |
| frag_color = frag_info.color; | |
| } |