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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ | 5 #ifndef UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ |
6 #define UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ | 6 #define UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ |
7 | 7 |
8 #include "third_party/skia/include/core/SkColorSpace.h" | 8 #include "third_party/skia/include/core/SkColorSpace.h" |
9 #include "ui/gfx/gfx_export.h" | 9 #include "ui/gfx/gfx_export.h" |
10 | 10 |
11 namespace gfx { | 11 namespace gfx { |
12 | 12 |
13 float GFX_EXPORT EvalSkTransferFn(const SkColorSpaceTransferFn& fn, float x); | 13 float GFX_EXPORT SkTransferFnEval(const SkColorSpaceTransferFn& fn, float x); |
14 | 14 |
15 SkColorSpaceTransferFn GFX_EXPORT | 15 SkColorSpaceTransferFn GFX_EXPORT |
16 SkTransferFnInverse(const SkColorSpaceTransferFn& fn); | 16 SkTransferFnInverse(const SkColorSpaceTransferFn& fn); |
17 | 17 |
| 18 bool GFX_EXPORT |
| 19 SkTransferFnsApproximatelyCancel(const SkColorSpaceTransferFn& a, |
| 20 const SkColorSpaceTransferFn& b); |
| 21 |
| 22 bool GFX_EXPORT |
| 23 SkTransferFnIsApproximatelyIdentity(const SkColorSpaceTransferFn& fn); |
| 24 |
18 bool GFX_EXPORT SkMatrixIsApproximatelyIdentity(const SkMatrix44& m); | 25 bool GFX_EXPORT SkMatrixIsApproximatelyIdentity(const SkMatrix44& m); |
19 | 26 |
20 } // namespace gfx | 27 } // namespace gfx |
21 | 28 |
22 #endif // UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ | 29 #endif // UI_GFX_SKIA_COLOR_SPACE_UTIL_H_ |
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