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Diffstat (limited to '3rdparty/assimp/code/Hash.h')
-rw-r--r-- | 3rdparty/assimp/code/Hash.h | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/3rdparty/assimp/code/Hash.h b/3rdparty/assimp/code/Hash.h deleted file mode 100644 index 9ba79c51..00000000 --- a/3rdparty/assimp/code/Hash.h +++ /dev/null @@ -1,108 +0,0 @@ -/* -Open Asset Import Library (ASSIMP) ----------------------------------------------------------------------- - -Copyright (c) 2006-2010, ASSIMP Development Team -All rights reserved. - -Redistribution and use of this software in source and binary forms, -with or without modification, are permitted provided that the -following conditions are met: - -* Redistributions of source code must retain the above - copyright notice, this list of conditions and the - following disclaimer. - -* Redistributions in binary form must reproduce the above - copyright notice, this list of conditions and the - following disclaimer in the documentation and/or other - materials provided with the distribution. - -* Neither the name of the ASSIMP team, nor the names of its - contributors may be used to endorse or promote products - derived from this software without specific prior - written permission of the ASSIMP Development Team. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - ----------------------------------------------------------------------- -*/ - -#ifndef AI_HASH_H_INCLUDED -#define AI_HASH_H_INCLUDED - -// ------------------------------------------------------------------------------------------------ -// hashing function taken from -// http://www.azillionmonkeys.com/qed/hash.html -// (incremental version of the hashing function) -// (stdint.h should have been been included here) -// ------------------------------------------------------------------------------------------------ -#undef get16bits -#if (defined(__GNUC__) && defined(__i386__)) || defined(__WATCOMC__) \ - || defined(_MSC_VER) || defined (__BORLANDC__) || defined (__TURBOC__) -#define get16bits(d) (*((const uint16_t *) (d))) -#endif - -#if !defined (get16bits) -#define get16bits(d) ((((uint32_t)(((const uint8_t *)(d))[1])) << 8)\ - +(uint32_t)(((const uint8_t *)(d))[0]) ) -#endif - -// ------------------------------------------------------------------------------------------------ -inline unsigned int SuperFastHash (const char * data, unsigned int len = 0, unsigned int hash = 0) { -unsigned int tmp; -int rem; - - if (!data) return 0; - if (!len)len = (unsigned int)::strlen(data); - - rem = len & 3; - len >>= 2; - - /* Main loop */ - for (;len > 0; len--) { - hash += get16bits (data); - tmp = (get16bits (data+2) << 11) ^ hash; - hash = (hash << 16) ^ tmp; - data += 2*sizeof (uint16_t); - hash += hash >> 11; - } - - /* Handle end cases */ - switch (rem) { - case 3: hash += get16bits (data); - hash ^= hash << 16; - hash ^= data[sizeof (uint16_t)] << 18; - hash += hash >> 11; - break; - case 2: hash += get16bits (data); - hash ^= hash << 11; - hash += hash >> 17; - break; - case 1: hash += *data; - hash ^= hash << 10; - hash += hash >> 1; - } - - /* Force "avalanching" of final 127 bits */ - hash ^= hash << 3; - hash += hash >> 5; - hash ^= hash << 4; - hash += hash >> 17; - hash ^= hash << 25; - hash += hash >> 6; - - return hash; -} - -#endif // !! AI_HASH_H_INCLUDED |