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/*
Copyright (c) 2019 The Khronos Group Inc.
Use of this source code is governed by an MIT-style license that can be
found in the LICENSE.txt file.
*/
#ifdef GL_ES
precision mediump float;
#endif
varying vec4 color;
void main (void)
{
vec4 al = color;
vec3 m = al.xyz;
vec3 t = m.yxz;
vec4 a = vec4(t.y, t.x, t.z ,al.w);
gl_FragColor = a;
}
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