5db574727f
> vcl/source/bitmap/Octree.cxx: In constructor ‘Octree::Octree(const BitmapReadAccess&, sal_uLong)’: > vcl/source/bitmap/Octree.cxx:69:17: error: storing the address of local variable ‘aColor’ in ‘*this.Octree::mpColor’ [-Werror=dangling-pointer=] > 69 | mpColor = &aColor; > | ~~~~~~~~^~~~~~~~~ > vcl/source/bitmap/Octree.cxx:67:21: note: ‘aColor’ declared here > 67 | BitmapColor aColor; > | ^~~~~~ > vcl/source/bitmap/Octree.cxx:67:21: note: ‘<unknown>’ declared here (new with GCC 12) Change-Id: I5b1ffa15b92f2c41dbe51dfa843eb6bab3a4b449 Reviewed-on: https://gerrit.libreoffice.org/c/core/+/128517 Tested-by: Jenkins Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#ifndef INCLUDED_VCL_INC_OCTREE_HXX
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#define INCLUDED_VCL_INC_OCTREE_HXX
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#include <vcl/dllapi.h>
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#include <vcl/BitmapColor.hxx>
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#include <tools/solar.h>
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struct OctreeNode
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{
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sal_uLong nCount = 0;
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sal_uLong nRed = 0;
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sal_uLong nGreen = 0;
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sal_uLong nBlue = 0;
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std::unique_ptr<OctreeNode> pChild[8];
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OctreeNode* pNext = nullptr;
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sal_uInt16 nPalIndex = 0;
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bool bLeaf = false;
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};
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class BitmapReadAccess;
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class VCL_PLUGIN_PUBLIC Octree
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{
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private:
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void CreatePalette(OctreeNode* pNode);
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void GetPalIndex(const OctreeNode* pNode, BitmapColor const& color);
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SAL_DLLPRIVATE void add(std::unique_ptr<OctreeNode>& rpNode, BitmapColor const& color);
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SAL_DLLPRIVATE void reduce();
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BitmapPalette maPalette;
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sal_uLong mnLeafCount;
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sal_uLong mnLevel;
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std::unique_ptr<OctreeNode> pTree;
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std::vector<OctreeNode*> mpReduce;
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sal_uInt16 mnPalIndex;
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public:
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Octree(const BitmapReadAccess& rReadAcc, sal_uLong nColors);
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~Octree();
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const BitmapPalette& GetPalette();
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sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
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};
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class InverseColorMap
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{
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private:
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std::vector<sal_uInt8> mpBuffer;
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std::vector<sal_uInt8> mpMap;
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void ImplCreateBuffers();
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public:
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explicit InverseColorMap(const BitmapPalette& rPal);
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~InverseColorMap();
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sal_uInt16 GetBestPaletteIndex(const BitmapColor& rColor);
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};
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#endif // INCLUDED_VCL_INC_OCTREE_HXX
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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