// 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. | |
#ifndef CONSTANTS_GLSL_ | |
#define CONSTANTS_GLSL_ | |
const float kEhCloseEnough = 0.000001; | |
// 1 / (2 * pi) | |
const float k1Over2Pi = 0.1591549430918; | |
// sqrt(2 * pi) | |
const float kSqrtTwoPi = 2.50662827463; | |
#endif |