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Location: cpp/openttd-patchpack/source/src/ai/api/ai_base.cpp - annotation
r15577:a61e44bed2f3
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(svn r20247) -Fix: when it is known the loading an old savegame is going to fail, bail out immediately (using an exception) instead of going on until e.g. the expected number of byte is read
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/*
* This file is part of OpenTTD.
* OpenTTD 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, version 2.
* OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file ai_base.cpp Implementation of AIBase. */
#include "ai_base.hpp"
#include "../../network/network.h"
#include "../../core/random_func.hpp"
/* static */ uint32 AIBase::Rand()
{
/* We pick RandomRange if we are in SP (so when saved, we do the same over and over)
* but we pick InteractiveRandomRange if we are a network_server or network-client. */
if (_networking) return ::InteractiveRandom();
return ::Random();
}
/* static */ uint32 AIBase::RandItem(int unused_param)
{
return AIBase::Rand();
}
/* static */ uint AIBase::RandRange(uint max)
{
/* We pick RandomRange if we are in SP (so when saved, we do the same over and over)
* but we pick InteractiveRandomRange if we are a network_server or network-client. */
if (_networking) return ::InteractiveRandomRange(max);
return ::RandomRange(max);
}
/* static */ uint32 AIBase::RandRangeItem(int unused_param, uint max)
{
return AIBase::RandRange(max);
}
/* static */ bool AIBase::Chance(uint out, uint max)
{
return (uint16)Rand() <= (uint16)((65536 * out) / max);
}
/* static */ bool AIBase::ChanceItem(int unused_param, uint out, uint max)
{
return AIBase::Chance(out, max);
}
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