mtklein | 8317a18 | 2015-07-30 07:30:16 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2015 Google Inc. |
| 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 SkOpts_DEFINED |
| 9 | #define SkOpts_DEFINED |
| 10 | |
mtklein | 4e8a09d | 2015-09-10 11:18:31 -0700 | [diff] [blame] | 11 | #include "SkMatrix.h" |
mtklein | b639474 | 2015-08-06 08:17:16 -0700 | [diff] [blame] | 12 | #include "SkTextureCompressor.h" |
mtklein | 8317a18 | 2015-07-30 07:30:16 -0700 | [diff] [blame] | 13 | #include "SkTypes.h" |
mtklein | 490b615 | 2015-07-31 11:50:27 -0700 | [diff] [blame] | 14 | #include "SkXfermode.h" |
| 15 | |
| 16 | struct ProcCoeff; |
mtklein | 8317a18 | 2015-07-30 07:30:16 -0700 | [diff] [blame] | 17 | |
| 18 | namespace SkOpts { |
| 19 | // Call to replace pointers to portable functions with pointers to CPU-specific functions. |
| 20 | // Thread-safe and idempotent. |
| 21 | // Called by SkGraphics::Init(), and automatically #if SK_ALLOW_STATIC_GLOBAL_INITIALIZERS. |
| 22 | void Init(); |
| 23 | |
mtklein | f684a78 | 2015-07-30 09:29:37 -0700 | [diff] [blame] | 24 | // Declare function pointers here... |
| 25 | |
| 26 | // Returns a fast approximation of 1.0f/sqrtf(x). |
| 27 | extern float (*rsqrt)(float); |
mtklein | 7eb0945 | 2015-07-31 10:46:50 -0700 | [diff] [blame] | 28 | |
| 29 | // See SkUtils.h |
| 30 | extern void (*memset16)(uint16_t[], uint16_t, int); |
| 31 | extern void (*memset32)(uint32_t[], uint32_t, int); |
mtklein | 490b615 | 2015-07-31 11:50:27 -0700 | [diff] [blame] | 32 | |
| 33 | // May return nullptr if we haven't specialized the given Mode. |
| 34 | extern SkXfermode* (*create_xfermode)(const ProcCoeff&, SkXfermode::Mode); |
mtklein | dce5ce4 | 2015-08-04 08:49:21 -0700 | [diff] [blame] | 35 | |
senorblanco | 29a440d | 2015-11-02 12:55:47 -0800 | [diff] [blame] | 36 | typedef void (*BoxBlur)(const SkPMColor*, int, const SkIRect& srcBounds, SkPMColor*, int, int, int, int, int); |
mtklein | dce5ce4 | 2015-08-04 08:49:21 -0700 | [diff] [blame] | 37 | extern BoxBlur box_blur_xx, box_blur_xy, box_blur_yx; |
mtklein | d029ded | 2015-08-04 14:09:09 -0700 | [diff] [blame] | 38 | |
| 39 | typedef void (*Morph)(const SkPMColor*, SkPMColor*, int, int, int, int, int); |
| 40 | extern Morph dilate_x, dilate_y, erode_x, erode_y; |
mtklein | b639474 | 2015-08-06 08:17:16 -0700 | [diff] [blame] | 41 | |
| 42 | typedef bool (*TextureCompressor)(uint8_t* dst, const uint8_t* src, |
| 43 | int width, int height, size_t rowBytes); |
| 44 | extern TextureCompressor (*texture_compressor)(SkColorType, SkTextureCompressor::Format); |
| 45 | extern bool (*fill_block_dimensions)(SkTextureCompressor::Format, int* x, int* y); |
| 46 | |
mtklein | 4977983 | 2015-08-10 12:58:17 -0700 | [diff] [blame] | 47 | extern void (*blit_mask_d32_a8)(SkPMColor*, size_t, const SkAlpha*, size_t, SkColor, int, int); |
mtklein | 4a37d08 | 2015-09-10 10:38:02 -0700 | [diff] [blame] | 48 | extern void (*blit_row_color32)(SkPMColor*, const SkPMColor*, int, SkPMColor); |
mtklein | 2d141ba | 2015-08-18 09:43:28 -0700 | [diff] [blame] | 49 | |
| 50 | // This function is an optimized version of SkColorCubeFilter::filterSpan |
| 51 | extern void (*color_cube_filter_span)(const SkPMColor[], |
| 52 | int, |
| 53 | SkPMColor[], |
| 54 | const int * [2], |
| 55 | const SkScalar * [2], |
| 56 | int, |
| 57 | const SkColor*); |
mtklein | 4e8a09d | 2015-09-10 11:18:31 -0700 | [diff] [blame] | 58 | |
| 59 | extern SkMatrix::MapPtsProc matrix_translate, matrix_scale_translate, matrix_affine; |
mtklein | 8317a18 | 2015-07-30 07:30:16 -0700 | [diff] [blame] | 60 | } |
| 61 | |
| 62 | #endif//SkOpts_DEFINED |