| // Copyright (c) 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "ui/gfx/half_float.h" |
| |
| namespace gfx { |
| |
| void FloatToHalfFloat(const float* input, HalfFloat* output, size_t num) { |
| for (size_t i = 0; i < num; i++) { |
| float tmp = input[i] * 1.9259299444e-34f; |
| uint32_t tmp2 = *reinterpret_cast<uint32_t*>(&tmp) + (1 << 12); |
| output[i] = (tmp2 & 0x80000000UL) >> 16 | (tmp2 >> 13); |
| } |
| } |
| |
| } // namespace gfx |
