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author | Tor Lillqvist <tml@collabora.com> | 2014-01-15 12:02:07 +0200 |
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committer | Tor Lillqvist <tml@collabora.com> | 2014-01-15 12:14:30 +0200 |
commit | c923a9de575a1167aef1f68921a2dfa772436289 (patch) | |
tree | c54a3dc60c79464b9a9b157c459da3cb5e81ac82 /vcl/quartz | |
parent | fdo#70796 fix quoted printable encoding bug in internal Python (diff) | |
download | core-c923a9de575a1167aef1f68921a2dfa772436289.tar.gz core-c923a9de575a1167aef1f68921a2dfa772436289.zip |
Bin unused code
Change-Id: Ie10881ab3f6e252c87fc3fedcf6a2b7fa0af2c56
Diffstat (limited to 'vcl/quartz')
-rw-r--r-- | vcl/quartz/salmathutils.cxx | 154 |
1 files changed, 0 insertions, 154 deletions
diff --git a/vcl/quartz/salmathutils.cxx b/vcl/quartz/salmathutils.cxx deleted file mode 100644 index e1222aa63061..000000000000 --- a/vcl/quartz/salmathutils.cxx +++ /dev/null @@ -1,154 +0,0 @@ -/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ -/* - * This file is part of the LibreOffice project. - * - * 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/. - * - * This file incorporates work covered by the following license notice: - * - * Licensed to the Apache Software Foundation (ASF) under one or more - * contributor license agreements. See the NOTICE file distributed - * with this work for additional information regarding copyright - * ownership. The ASF licenses this file to you under the Apache - * License, Version 2.0 (the "License"); you may not use this file - * except in compliance with the License. You may obtain a copy of - * the License at http://www.apache.org/licenses/LICENSE-2.0 . - */ - - -#include "quartz/salmathutils.hxx" - -#include <stdlib.h> - -// ======================================================================= - -// ======================================================================= - -#define Swap( x, y ) { x ^= y; y ^= x; x ^= y; } - -// ======================================================================= - -// ======================================================================= - -// Storage free swapping using XOR - -void CSwap ( char &rX, char &rY ) -{ - Swap( rX, rY ); -} // CSwap - -// ----------------------------------------------------------------------- - -// Storage free swapping using XOR - -void UCSwap ( unsigned char &rX, unsigned char &rY ) -{ - Swap( rX, rY ); -} // UCSwap - -// ----------------------------------------------------------------------- - -// Storage free swapping using XOR - -void SSwap ( short &rX, short &rY ) -{ - Swap( rX, rY ); -} // SSwap - -// ----------------------------------------------------------------------- - -// Storage free swapping using XOR - -void USSwap ( unsigned short &rX, unsigned short &rY ) -{ - Swap( rX, rY ); -} // USSwap - -// ----------------------------------------------------------------------- - -// Storage free swapping using XOR - -void LSwap ( long &rX, long &rY ) -{ - Swap( rX, rY ); -} // LSwap - -// ----------------------------------------------------------------------- - -// Storage free swapping using XOR - -void ULSwap ( unsigned long &rX, unsigned long &rY ) -{ - Swap( rX, rY ); -} // ULSwap - -// ======================================================================= - -// ======================================================================= - -// ----------------------------------------------------------------------- -// -// This way of measuring distance is also called the "Manhattan distance." -// Manhattan distance takes advantage of the fact that the sum of the -// lengths of the three components of a 3D vector is a rough approxima- -// tion of the vector's length. -// -// ----------------------------------------------------------------------- - -unsigned long Euclidian2Norm ( const LRectCoorVector pVec ) -{ - unsigned long ndist = 0; - - if ( pVec ) - { - long nDX = 0; - long nDY = 0; - long nDZ = 0; - unsigned long nMax = 0; - unsigned long nMed = 0; - unsigned long nMin = 0; - - // Find |x'-x|, |y'-y|, and |z'-z| from (x,y,z) and (x',y',z') - - nDX = pVec[1].x - pVec[0].x; - nDY = pVec[1].y - pVec[0].y; - nDZ = pVec[1].z - pVec[0].z; - - nMax = (unsigned long)abs( nDX ); - nMed = (unsigned long)abs( nDY ); - nMin = (unsigned long)abs( nDZ ); - - // Sort them (3 compares, 0-3 swaps) - - if ( nMax < nMed ) - { - Swap( nMax, nMed ); - } // if - - if ( nMax < nMin ) - { - Swap( nMax, nMin ); - } // if - - // Approximate Euclidian distance: - // - // d = max + (11/32)*med + (1/4)*min - // - // with +/- 8% error, where the exact formulae for d is - // - // || (x',y',z') - (x,y,z) || = { |x'-x|^2 + |y'-y|^2 + |z'-z|^2 }^(1/2) - - ndist = nMax + ( nMin >> 2UL ) - + ( ( ( nMed << 3UL ) + ( nMed << 1UL ) + nMed ) >> 5UL ); - } // if - - return ndist; -} // RGBDistance - -// ======================================================================= - -// ======================================================================= - -/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |