Coin3D is Free Software,
published under the
BSD 3-clause license
.
https://bitbucket.org/Coin3D/
http://www.kongsberg.com/kogt/
SbHeap.h
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#ifndef COIN_SBHEAP_H
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#define COIN_SBHEAP_H
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/**************************************************************************\
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* Copyright (c) Kongsberg Oil & Gas Technologies AS
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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\**************************************************************************/
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#include <Inventor/SbBasic.h>
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#include <Inventor/lists/SbList.h>
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#include <cstddef>
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typedef
struct
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{
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float (*eval_func)(
void
*);
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int (*get_index_func)(
void
*);
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void (*set_index_func)(
void
*, int);
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}
SbHeapFuncs
;
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class
COIN_DLL_API
SbHeap
{
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public
:
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SbHeap
(
const
SbHeapFuncs
&
SbHeapFuncs
,
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const
int
initsize = 1024);
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~SbHeap
();
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void
emptyHeap(
void
);
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int
size(
void
)
const
;
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int
add(
void
*obj);
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void
remove(
const
int
pos);
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void
remove(
void
*obj);
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void
*extractMin();
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void
*getMin();
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void
*operator[](
const
int
idx);
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void
newWeight(
void
*obj,
int
hpos = -1);
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SbBool buildHeap(SbBool (*progresscb)(
float
percentage,
void
*data) = NULL,
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void
*data = NULL);
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SbBool traverseHeap(SbBool (*func)(
void
*,
void
*),
void
*userdata)
const
;
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private
:
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SbHeapFuncs
funcs;
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SbList <void*> heap;
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int
heapInsert(
void
*obj);
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void
*heapExtractMin(
void
);
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void
heapReserve(
const
int
newsize);
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void
heapify(
const
int
idx);
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};
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#endif
// !COIN_SBHEAP_H
SbHeap
The SbHeap class is a generic heap class.
Definition
SbHeap.h:47
SbHeapFuncs
The SbHeapFuncs struct is used to specify functions on heap elements.
Definition
SbHeap.h:41
include
Inventor
SbHeap.h
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