xref: /aosp_15_r20/external/skia/src/gpu/DitherUtils.h (revision c8dee2aa9b3f27cf6c858bd81872bdeb2c07ed17)
1 /*
2  * Copyright 2023 Google LLC
3  *
4  * Use of this source code is governed by a BSD-style license that can be
5  * found in the LICENSE file.
6  */
7 
8 #ifndef skgpu_DitherUtils_DEFINED
9 #define skgpu_DitherUtils_DEFINED
10 
11 #include "include/core/SkTypes.h"
12 
13 #ifndef SK_IGNORE_GPU_DITHER
14 
15 enum SkColorType : int;
16 class SkBitmap;
17 
18 namespace skgpu {
19 
20 float DitherRangeForConfig(SkColorType dstColorType);
21 
22 SkBitmap MakeDitherLUT();
23 
24 } // namespace skgpu
25 
26 #endif // SK_IGNORE_GPU_DITHER
27 
28 #endif // skgpu_DitherUtils_DEFINED
29