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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* drumkitparser.cc
*
* Tue Jul 22 16:24:59 CEST 2008
* Copyright 2008 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo is free software; you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* DrumGizmo is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "drumkitparser.h"
#include <string.h>
#include <stdio.h>
#include <hugin.hpp>
#include "cpp11fix.h"
#include "instrumentparser.h"
#include "path.h"
#include "drumgizmo.h"
DrumKitParser::DrumKitParser(Settings& settings, DrumKit& k, Random& rand)
: kit(k)
, refs(REFSFILE)
, settings(settings)
, rand(rand)
{
}
int DrumKitParser::parseFile(const std::string& filename)
{
auto edited_filename(filename);
if(refs.load())
{
if((filename.size() > 1) && (filename[0] == '@'))
{
edited_filename = refs.getValue(filename.substr(1));
}
}
else
{
ERR(drumkitparser, "Error reading refs.conf");
}
path = getPath(edited_filename);
auto result = SAXParser::parseFile(edited_filename);
if(result == 0)
{
kit._file = edited_filename;
}
return result;
}
void DrumKitParser::startTag(const std::string& name, const attr_t& attr)
{
if(name == "drumkit")
{
if(attr.find("name") != attr.end())
{
kit._name = attr.at("name");
}
if(attr.find("samplerate") != attr.end())
{
kit._samplerate = std::stoi(attr.at("samplerate"));
}
else
{
// If 'samplerate' attribute is missing, assume 44k1Hz
// TODO: Ask instrument what samplerate is in the audiofiles...
kit._samplerate = 44100;
}
if(attr.find("description") != attr.end())
{
kit._description = attr.at("description");
}
if(attr.find("version") != attr.end())
{
try
{
kit._version = VersionStr(attr.at("version"));
}
catch(const char *err)
{
ERR(kitparser, "Error parsing version number: %s, using 1.0\n", err);
kit._version = VersionStr(1,0,0);
}
}
else
{
WARN(kitparser, "Missing version number, assuming 1.0\n");
kit._version = VersionStr(1,0,0);
}
}
if(name == "channels")
{
}
if(name == "channel")
{
if(attr.find("name") == attr.end())
{
ERR(kitparser, "Missing channel name.\n");
return;
}
Channel c(attr.at("name"));
c.num = kit.channels.size();
kit.channels.push_back(c);
}
if(name == "instruments")
{
}
if(name == "instrument")
{
if(attr.find("name") == attr.end())
{
ERR(kitparser, "Missing name in instrument tag.\n");
return;
}
if(attr.find("file") == attr.end())
{
ERR(kitparser, "Missing file in instrument tag.\n");
return;
}
instr_name = attr.at("name");
instr_file = attr.at("file");
if(attr.find("group") != attr.end())
{
instr_group = attr.at("group");
}
else
{
instr_group = "";
}
}
if(name == "channelmap")
{
if(attr.find("in") == attr.end())
{
ERR(kitparser, "Missing 'in' in channelmap tag.\n");
return;
}
if(attr.find("out") == attr.end())
{
ERR(kitparser, "Missing 'out' in channelmap tag.\n");
return;
}
channelmap[attr.at("in")] = attr.at("out");
}
}
void DrumKitParser::endTag(const std::string& name)
{
if(name == "instrument")
{
auto ptr = std::make_unique<Instrument>(settings, rand);
ptr->setGroup(instr_group);
InstrumentParser parser(*ptr);
parser.parseFile(path + "/" + instr_file);
// Transfer ownership to the DrumKit object.
kit.instruments.emplace_back(std::move(ptr));
Instrument& instrument = *kit.instruments.back();
// Assign kit channel numbers to instruments channels.
for (auto& c: instrument.instrument_channels) {
std::string cname = c.name;
if(channelmap.find(cname) != channelmap.end())
{
cname = channelmap[cname];
}
for(std::size_t cnt = 0; cnt < kit.channels.size(); cnt++)
{
if(kit.channels[cnt].name == cname)
{
c.num = kit.channels[cnt].num;
}
}
if(c.num == NO_CHANNEL)
{
ERR(kitparser, "Missing channel '%s' in instrument '%s'\n",
c.name.c_str(), instrument.getName().c_str());
}
else
{
/*
DEBUG(kitparser, "Assigned channel '%s' to number %d in instrument '%s'\n",
c->name.c_str(), c->num, i.name().c_str());
*/
}
}
channelmap.clear();
}
}
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