/* 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) { const float exp1 = 2.7183; const float exp3 = 20.0855; float c = color.r; gl_FragColor = vec4(pow(exp1, 3.0 * c) / exp3, 0.0, 0.0, 1.0); }