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- /*
- * Copyright 2015 Google Inc.
- *
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
- #ifndef SkOpts_DEFINED
- #define SkOpts_DEFINED
- #include "include/core/SkTypes.h"
- #include "src/core/SkRasterPipeline.h"
- #include "src/core/SkXfermodePriv.h"
- struct SkBitmapProcState;
- namespace SkOpts {
- // Call to replace pointers to portable functions with pointers to CPU-specific functions.
- // Thread-safe and idempotent.
- // Called by SkGraphics::Init().
- void Init();
- // Declare function pointers here...
- // May return nullptr if we haven't specialized the given Mode.
- extern SkXfermode* (*create_xfermode)(SkBlendMode);
- extern void (*blit_mask_d32_a8)(SkPMColor*, size_t, const SkAlpha*, size_t, SkColor, int, int);
- extern void (*blit_row_color32)(SkPMColor*, const SkPMColor*, int, SkPMColor);
- extern void (*blit_row_s32a_opaque)(SkPMColor*, const SkPMColor*, int, U8CPU);
- // Swizzle input into some sort of 8888 pixel, {premul,unpremul} x {rgba,bgra}.
- typedef void (*Swizzle_8888_u32)(uint32_t*, const uint32_t*, int);
- extern Swizzle_8888_u32 RGBA_to_BGRA, // i.e. just swap RB
- RGBA_to_rgbA, // i.e. just premultiply
- RGBA_to_bgrA, // i.e. swap RB and premultiply
- inverted_CMYK_to_RGB1, // i.e. convert color space
- inverted_CMYK_to_BGR1; // i.e. convert color space
- typedef void (*Swizzle_8888_u8)(uint32_t*, const uint8_t*, int);
- extern Swizzle_8888_u8 RGB_to_RGB1, // i.e. insert an opaque alpha
- RGB_to_BGR1, // i.e. swap RB and insert an opaque alpha
- gray_to_RGB1, // i.e. expand to color channels + an opaque alpha
- grayA_to_RGBA, // i.e. expand to color channels
- grayA_to_rgbA; // i.e. expand to color channels and premultiply
- extern void (*memset16)(uint16_t[], uint16_t, int);
- extern void SK_API (*memset32)(uint32_t[], uint32_t, int);
- extern void (*memset64)(uint64_t[], uint64_t, int);
- extern void (*rect_memset16)(uint16_t[], uint16_t, int, size_t, int);
- extern void (*rect_memset32)(uint32_t[], uint32_t, int, size_t, int);
- extern void (*rect_memset64)(uint64_t[], uint64_t, int, size_t, int);
- extern float (*cubic_solver)(float, float, float, float);
- // The fastest high quality 32-bit hash we can provide on this platform.
- extern uint32_t (*hash_fn)(const void*, size_t, uint32_t seed);
- static inline uint32_t hash(const void* data, size_t bytes, uint32_t seed=0) {
- return hash_fn(data, bytes, seed);
- }
- // SkBitmapProcState optimized Shader, Sample, or Matrix procs.
- // This is the only one that can use anything past SSE2/NEON.
- extern void (*S32_alpha_D32_filter_DX)(const SkBitmapProcState&,
- const uint32_t* xy, int count, SkPMColor*);
- #define M(st) +1
- // We can't necessarily express the type of SkJumper stage functions here,
- // so we just use this void(*)(void) as a stand-in.
- using StageFn = void(*)(void);
- extern StageFn stages_highp[SK_RASTER_PIPELINE_STAGES(M)], just_return_highp;
- extern StageFn stages_lowp [SK_RASTER_PIPELINE_STAGES(M)], just_return_lowp;
- extern void (*start_pipeline_highp)(size_t,size_t,size_t,size_t, void**);
- extern void (*start_pipeline_lowp )(size_t,size_t,size_t,size_t, void**);
- #undef M
- }
- #endif//SkOpts_DEFINED
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