SwizzleGenericDecls.h

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#ifndef MOZILLA_GFX_SWIZZLE_GENERIC_DECLS_H_

#define MOZILLA_GFX_SWIZZLE_GENERIC_DECLS_H_

#include <xsimd/xsimd.hpp>

#include "Swizzle.h"

namespace mozilla::gfx {

extern const uint32_t sUnpremultiplyTable[256];

// The following template declarations are for templates our architecture

// specific headers may choose to overload.

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> LoadRemainder_SIMD(

    const uint8_t* aSrc, size_t aLength);

template <class Arch>

static MOZ_ALWAYS_INLINE void StoreRemainder_SIMD(

    uint8_t* aDst, size_t aLength, const xsimd::batch<uint8_t, Arch>& aSrc);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> LoadRemainderRGB_SIMD(

    const uint8_t* aSrc, size_t aLength);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint16_t, Arch> ExtractAlpha_SIMD(

    const xsimd::batch<uint8_t, Arch>& aSrc,

    const xsimd::batch<uint16_t, Arch>& aGreenAlpha);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> SwapRB8_SIMD(

    const xsimd::batch<uint8_t, Arch>& aPx);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint16_t, Arch> SwapRB16_SIMD(

    const xsimd::batch<uint16_t, Arch>& aRb);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint32_t, Arch> UnpremultiplyLookup_SIMD(

    const xsimd::batch<uint8_t, Arch>& aSrc,

    const xsimd::batch<uint16_t, Arch>& aGa);

template <class Arch>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> UnpremultiplyReverse_SIMD(

    const xsimd::batch<uint8_t, Arch>& aSrc,

    const xsimd::batch<uint32_t, Arch>& aRecip,

    const xsimd::batch<uint16_t, Arch>& aRb,

    const xsimd::batch<uint16_t, Arch>& aGa);

template <class Arch, bool aSwapRB, bool aOpaqueAlpha>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> SwizzleVector_SIMD(

    const xsimd::batch<uint8_t, Arch>& aSrc);

template <class Arch, bool aSwapRB>

static MOZ_ALWAYS_INLINE xsimd::batch<uint8_t, Arch> UnpackBatchRGB24_SIMD(

    const xsimd::batch<uint8_t, Arch>& aSrc);

}  // namespace mozilla::gfx

#endif /* MOZILLA_GFX_SWIZZLE_GENERIC_DECLS_H_ */