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44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
/*
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* AccessibilityInfo.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "AccessibilityInfo.h"
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#include "Unit.h"
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#include "../GameConstants.h"
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VCMI_LIB_NAMESPACE_BEGIN
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bool AccessibilityInfo::accessible(BattleHex tile, const battle::Unit * stack) const
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{
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return accessible(tile, stack->doubleWide(), stack->unitSide());
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}
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bool AccessibilityInfo::accessible(BattleHex tile, bool doubleWide, ui8 side) const
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{
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// All hexes that stack would cover if standing on tile have to be accessible.
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//do not use getHexes for speed reasons
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if(!tile.isValid())
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return false;
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if(at(tile) != EAccessibility::ACCESSIBLE && !(at(tile) == EAccessibility::GATE && side == BattleSide::DEFENDER))
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return false;
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if(doubleWide)
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{
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auto otherHex = battle::Unit::occupiedHex(tile, doubleWide, side);
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if(!otherHex.isValid())
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return false;
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if(at(otherHex) != EAccessibility::ACCESSIBLE && !(at(otherHex) == EAccessibility::GATE && side == BattleSide::DEFENDER))
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return false;
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}
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return true;
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}
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VCMI_LIB_NAMESPACE_END
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