diff options
Diffstat (limited to 'src/opts/Sk4px_none.h')
-rw-r--r-- | src/opts/Sk4px_none.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/opts/Sk4px_none.h b/src/opts/Sk4px_none.h new file mode 100644 index 0000000000..c8c33a0d16 --- /dev/null +++ b/src/opts/Sk4px_none.h @@ -0,0 +1,57 @@ +/* + * Copyright 2015 Google Inc. + * + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include "SkUtils.h" + +static_assert(sizeof(Sk4px) == 16, "This file uses memcpy / sk_memset32, so exact size matters."); + +inline Sk4px::Sk4px(SkPMColor px) { + sk_memset32((uint32_t*)this, px, 4); +} + +inline Sk4px Sk4px::Load4(const SkPMColor px[4]) { + Sk4px px4 = Sk16b(); + memcpy(&px4, px, 16); + return px4; +} + +inline Sk4px Sk4px::Load2(const SkPMColor px[2]) { + Sk4px px2 = Sk16b(); + memcpy(&px2, px, 8); + return px2; +} + +inline Sk4px Sk4px::Load1(const SkPMColor px[1]) { + Sk4px px1 = Sk16b(); + memcpy(&px1, px, 4); + return px1; +} + +inline void Sk4px::store4(SkPMColor px[4]) const { memcpy(px, this, 16); } +inline void Sk4px::store2(SkPMColor px[2]) const { memcpy(px, this, 8); } +inline void Sk4px::store1(SkPMColor px[1]) const { memcpy(px, this, 4); } + +inline Sk4px::Wide Sk4px::widenLo() const { + return Sk16h(this->kth< 0>(), this->kth< 1>(), this->kth< 2>(), this->kth< 3>(), + this->kth< 4>(), this->kth< 5>(), this->kth< 6>(), this->kth< 7>(), + this->kth< 8>(), this->kth< 9>(), this->kth<10>(), this->kth<11>(), + this->kth<12>(), this->kth<13>(), this->kth<14>(), this->kth<15>()); +} + +inline Sk4px::Wide Sk4px::widenHi() const { return this->widenLo() << 8; } + +inline Sk4px::Wide Sk4px::mulWiden(const Sk16b& other) const { + return this->widenLo() * Sk4px(other).widenLo(); +} + +inline Sk4px Sk4px::Wide::addNarrowHi(const Sk16h& other) const { + Sk4px::Wide r = (*this + other) >> 8; + return Sk16b(r.kth< 0>(), r.kth< 1>(), r.kth< 2>(), r.kth< 3>(), + r.kth< 4>(), r.kth< 5>(), r.kth< 6>(), r.kth< 7>(), + r.kth< 8>(), r.kth< 9>(), r.kth<10>(), r.kth<11>(), + r.kth<12>(), r.kth<13>(), r.kth<14>(), r.kth<15>()); +} |