Kent Mein
209a2ede2c
#ifdef HAVE_CONFIG_H #include <config.h> #endif added to these files. Kent -- mein@cs.umn.edu
139 lines
3.1 KiB
C++
139 lines
3.1 KiB
C++
/*
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* SND_WaveCache.cpp
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*
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* abstract wavecache, a way to organize samples
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*
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* $Id$
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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*/
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#ifdef HAVE_CONFIG_H
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#include <config.h>
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#endif
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#ifdef WIN32
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#pragma warning (disable:4786) // Get rid of stupid stl-visual compiler debug warning
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#endif //WIN32
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#include "SND_WaveCache.h"
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#include <stdio.h>
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#ifndef __APPLE__
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#include <malloc.h>
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#else // __APPLE__
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#include <sys/malloc.h>
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#endif // __APPLE__
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SND_WaveCache::SND_WaveCache()
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{
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// do the buffer administration
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for (int i = 0; i < NUM_BUFFERS; i++)
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m_bufferList[i] = NULL;
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}
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SND_WaveCache::~SND_WaveCache()
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{
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// clean up the mess
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FreeSamples();
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RemoveAllSamples();
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}
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SND_WaveSlot* SND_WaveCache::GetWaveSlot(const STR_String& samplename)
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{
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SND_WaveSlot* waveslot = NULL;
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std::map<STR_String, SND_WaveSlot*>::iterator find_result = m_samplecache.find(samplename);
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// let's see if we have already loaded this sample
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if (find_result != m_samplecache.end())
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{
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waveslot = (*find_result).second;
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}
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else
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{
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// so the sample wasn't loaded, so do it here
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for (int bufnum = 0; bufnum < NUM_BUFFERS; bufnum++)
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{
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// find an empty buffer
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if (m_bufferList[bufnum] == NULL)
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{
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waveslot = new SND_WaveSlot();
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waveslot->SetSampleName(samplename);
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waveslot->SetBuffer(bufnum);
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m_bufferList[bufnum] = waveslot;
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break;
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}
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}
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m_samplecache.insert(std::pair<STR_String, SND_WaveSlot*>(samplename, waveslot));
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}
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return waveslot;
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}
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void SND_WaveCache::RemoveAllSamples()
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{
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// remove all samples
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m_samplecache.clear();
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// reset the list of buffers
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for (int i = 0; i < NUM_BUFFERS; i++)
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m_bufferList[i] = NULL;
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}
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void SND_WaveCache::RemoveSample(const STR_String& samplename, int buffer)
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{
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m_samplecache.erase(samplename);
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m_bufferList[buffer] = NULL;
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}
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void SND_WaveCache::FreeSamples()
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{
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// iterate through the bufferlist and delete the waveslot if present
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for (int i = 0; i < NUM_BUFFERS; i++)
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{
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if (m_bufferList[i])
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{
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delete m_bufferList[i];
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m_bufferList[i] = NULL;
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}
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}
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}
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