blob: a4e83bc87a85b552dfdb9ed92aa3a02ee17f9dd3 (
plain) (
tree)
|
|
/*
* The ManaPlus Client
* Copyright (C) 2007-2009 The Mana World Development Team
* Copyright (C) 2009-2010 The Mana Developers
* Copyright (C) 2011-2016 The ManaPlus Developers
*
* This file is part of The ManaPlus Client.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
std::vector<DyeColor>::const_iterator it_end = mColors.end();
const size_t sz = mColors.size();
if (!sz || !pixels)
return;
if (sz % 2)
-- it_end;
for (int ptr = 0; ptr < bufSize; ptr += 8)
{
// __m256i base = _mm256_load_si256(reinterpret_cast<__m256i*>(
// &pixels[ptr]));
__m256i base = _mm256_loadu_si256(reinterpret_cast<__m256i*>(
&pixels[ptr]));
std::vector<DyeColor>::const_iterator it = mColors.begin();
while (it != it_end)
{
const DyeColor &col = *it;
++ it;
const DyeColor &col2 = *it;
__m256i newMask = _mm256_set1_epi32(col2.valueAOgl);
__m256i cmpMask = _mm256_set1_epi32(col.valueAOgl);
__m256i cmpRes = _mm256_cmpeq_epi32(base, cmpMask);
__m256i srcAnd = _mm256_andnot_si256(cmpRes, base);
__m256i dstAnd = _mm256_and_si256(cmpRes, newMask);
base = _mm256_or_si256(srcAnd, dstAnd);
++ it;
}
// _mm256_store_si256(reinterpret_cast<__m256i*>(&pixels[ptr]), base);
_mm256_storeu_si256(reinterpret_cast<__m256i*>(&pixels[ptr]), base);
}
|