mirror of
https://github.com/libretro/scummvm.git
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83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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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, see <http://www.gnu.org/licenses/>.
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*
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* MIT License:
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*
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* Copyright (c) 2009 Alexei Svitkine, Eugene Sandulenko
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "common/random.h"
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#include "common/hashmap.h"
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#include "wage/randomhat.h"
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namespace Wage {
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void RandomHat::addTokens(int type, int count) {
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_tokens.setVal(type, _tokens.getValOrDefault(type, 0) + count);
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}
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int RandomHat::countTokens() {
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int count = 0;
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for (Common::HashMap<int, int>::const_iterator it = _tokens.begin(); it != _tokens.end(); ++it)
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count += it->_value;
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return count;
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}
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int RandomHat::drawToken() {
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int total = countTokens();
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if (total > 0) {
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int random = _rnd->getRandomNumber(total - 1);
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int count = 0;
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for (Common::HashMap<int, int>::iterator it = _tokens.begin(); it != _tokens.end(); ++it) {
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if (random >= count && random < count + it->_value) {
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it->_value--;
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return it->_key;
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}
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count += it->_value;
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}
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}
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return kTokNone;
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}
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} // End of namespace Wage
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