SkSwizzler_opts.cpp

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/*
 * Copyright 2023 Google LLC
 *
 * Use of this source code is governed by a BSD-style license that can be
 * found in the LICENSE file.
 */
 
#include "include/private/base/SkFeatures.h"
#include "src/core/SkCpu.h"
#include "src/core/SkOptsTargets.h"
#include "src/core/SkSwizzlePriv.h"
 
#define SK_OPTS_TARGET SK_OPTS_TARGET_DEFAULT
#include "src/opts/SkOpts_SetTarget.h"
 
#include "src/opts/SkSwizzler_opts.inc"  // IWYU pragma: keep
 
#include "src/opts/SkOpts_RestoreTarget.h"
 
namespace SkOpts {
    DEFINE_DEFAULT(RGBA_to_BGRA);
    DEFINE_DEFAULT(RGBA_to_rgbA);
    DEFINE_DEFAULT(RGBA_to_bgrA);
    DEFINE_DEFAULT(rgbA_to_RGBA);
    DEFINE_DEFAULT(rgbA_to_BGRA);
    DEFINE_DEFAULT(RGB_to_RGB1);
    DEFINE_DEFAULT(RGB_to_BGR1);
    DEFINE_DEFAULT(gray_to_RGB1);
    DEFINE_DEFAULT(grayA_to_RGBA);
    DEFINE_DEFAULT(grayA_to_rgbA);
    DEFINE_DEFAULT(inverted_CMYK_to_RGB1);
    DEFINE_DEFAULT(inverted_CMYK_to_BGR1);
 
    void Init_Swizzler_ssse3();
    void Init_Swizzler_hsw();
 
    static bool init() {
    #if defined(SK_ENABLE_OPTIMIZE_SIZE)
        // All Init_foo functions are omitted when optimizing for size
    #elif defined(SK_CPU_X86)
        #if SK_CPU_SSE_LEVEL < SK_CPU_SSE_LEVEL_SSSE3
            if (SkCpu::Supports(SkCpu::SSSE3)) { Init_Swizzler_ssse3(); }
        #endif
 
        #if SK_CPU_SSE_LEVEL < SK_CPU_SSE_LEVEL_AVX2
            if (SkCpu::Supports(SkCpu::HSW)) { Init_Swizzler_hsw(); }
        #endif
    #endif
      return true;
    }
 
    void Init_Swizzler() {
        [[maybe_unused]] static bool gInitialized = init();
    }
}  // namespace SkOpts