78 lines
2 KiB
C++
78 lines
2 KiB
C++
/*
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include <skia_opts.hxx>
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#include "include/private/base/SkOnce.h"
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#if defined __GNUC__
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#pragma GCC diagnostic push
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#pragma GCC diagnostic ignored "-Wshadow"
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#endif
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#include "src/core/SkCpu.h"
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#include "src/core/SkOpts.h"
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#include "src/core/SkSwizzlePriv.h"
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#if defined __GNUC__
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#pragma GCC diagnostic pop
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#endif
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void SkConvertRGBToRGBA(uint32_t* dest, const uint8_t* src, int count)
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{
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SkOpts::RGB_to_RGB1(dest, src, count);
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}
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void SkConvertGrayToRGBA(uint32_t* dest, const uint8_t* src, int count)
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{
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SkOpts::gray_to_RGB1(dest, src, count);
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}
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void SkConvertRGBAToRGB(uint8_t* dest, const uint32_t* src, int count)
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{
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SkLoOpts::RGB1_to_RGB(dest, src, count);
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}
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void SkConvertRGBAToR(uint8_t* dest, const uint32_t* src, int count)
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{
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SkLoOpts::RGB1_to_R(dest, src, count);
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}
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// The rest is mostly based on Skia's SkOpts.cpp, reduced to only SSSE3 so far.
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#if SK_CPU_SSE_LEVEL >= SK_CPU_SSE_LEVEL_SSSE3
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#define SK_OPTS_NS ssse3
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#else
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#define SK_OPTS_NS portable
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#endif
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#include "skia_opts_internal.hxx"
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namespace SkLoOpts {
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// Define default function pointer values here...
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// If our global compile options are set high enough, these defaults might even be
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// CPU-specialized, e.g. a typical x86-64 machine might start with SSE2 defaults.
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// They'll still get a chance to be replaced with even better ones, e.g. using SSE4.1.
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#define DEFINE_DEFAULT(name) decltype(name) name = SK_OPTS_NS::name
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DEFINE_DEFAULT(RGB1_to_RGB);
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DEFINE_DEFAULT(RGB1_to_R);
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#undef DEFINE_DEFAULT
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// Each Init_foo() is defined in its own file.
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void Init_ssse3();
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static void init() {
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#if !defined(SK_BUILD_NO_OPTS)
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#if defined(SK_CPU_X86)
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#if SK_CPU_SSE_LEVEL < SK_CPU_SSE_LEVEL_SSSE3
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if (SkCpu::Supports(SkCpu::SSSE3)) { Init_ssse3(); }
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#endif
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#endif
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#endif
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}
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void Init() {
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static SkOnce once;
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once(init);
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}
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} // namespace SkLoOpts
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