eliot/game/ai_percent.cpp
2012-02-19 13:07:29 +01:00

80 lines
2.1 KiB
C++

/*****************************************************************************
* Eliot
* Copyright (C) 2005-2012 Olivier Teulière
* Authors: Olivier Teulière <ipkiss @@ gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*****************************************************************************/
#include "tile.h"
#include "rack.h"
#include "pldrack.h"
#include "round.h"
#include "move.h"
#include "results.h"
#include "board.h"
#include "ai_percent.h"
INIT_LOGGER(game, AIPercent);
AIPercent::AIPercent(float iPercent)
{
if (iPercent < 0)
iPercent = 0;
if (iPercent > 1)
iPercent = 1;
m_percent = iPercent;
// Use BestResults to be slightly faster when the percentage is 100%
if (iPercent == 1)
m_results = new BestResults;
else
m_results = new PercentResults(iPercent);
}
AIPercent::~AIPercent()
{
delete m_results;
}
void AIPercent::compute(const Dictionary &iDic, const Board &iBoard, bool iFirstWord)
{
m_results->clear();
const Rack &rack = getCurrentRack().getRack();
m_results->search(iDic, iBoard, rack, iFirstWord);
}
Move AIPercent::getMove() const
{
if (m_results->size() == 0)
{
// If there is no result, pass the turn.
// FIXME: in duplicate mode, we should return a move of type NO_MOVE
// instead of one of type PASS
return Move(L"");
}
else
{
return Move(m_results->get(0));
}
}