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83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
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// Copyright (C) 2010 Winch Gate Property Limited
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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 Affero General Public License as
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// published by the Free Software Foundation, either version 3 of the
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// License, or (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 Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef RY_MULTI_TARGET_H
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#define RY_MULTI_TARGET_H
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#include "entity_types.h"
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const float MULTI_TARGET_DISTANCE_UNIT = 100.f / 127.f;
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/** A list of targets, which can be packed/unpacked in visual properties (see PROPERTY_TARGET_LIST_x in entity_types.h)
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*
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* \author Nicolas Vizerie
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* \author Nevrax France
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* \date 2003
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*/
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class CMultiTarget
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{
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public:
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// a single target
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class CTarget
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{
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public:
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uint8 TargetSlot; // the slot that is targetted
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uint8 Info; // Damage shield for melee 5:3 format (damage shield io : power )
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// Distance for range attacks (that do not have damage shield) format is 7:1
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public:
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CTarget(uint8 slot = CLFECOMMON::INVALID_SLOT, bool resist = false, uint8 dist = 0) : TargetSlot(slot)
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{
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Info = (resist == 0 ? 0 : 0x80) | (dist & 0x7f);
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}
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uint16 getPacked() const;
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void setPacked(uint16 value);
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};
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typedef std::vector<CTarget> TTargetVect;
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// the list of targets
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TTargetVect Targets;
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public:
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/** create packed version of targets (to store in visual properties)
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* each VP encodes 4 targets
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* caller must provide enough room to store the result (assertion is raised otherwise)
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*/
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void pack(uint64 *destVP, uint numVP);
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// build the target from their packed version
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void unpack(const uint64 *srcVP, uint numVP);
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};
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////////////
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// INLINE //
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////////////
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// *******************************************************************************************
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inline uint16 CMultiTarget::CTarget::getPacked() const
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{
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//return (uint16) TargetSlot | ((uint16) (Resist ? 1 : 0) << 15) | ((uint16) Distance << 8);
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return (uint16) TargetSlot | (uint16(Info) << 8);
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}
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// *******************************************************************************************
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inline void CMultiTarget::CTarget::setPacked(uint16 value)
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{
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TargetSlot = uint8(value & 0xff);
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/*Distance = (uint8) ((value >> 8) & 0x7f);
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Resist = (value & 0x8000) != 0;*/
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Info = value >> 8;
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}
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#endif
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