116 lines
4.1 KiB
C++
116 lines
4.1 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 RYAI_VECTOR_MIRROR_H
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#define RYAI_VECTOR_MIRROR_H
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#include "nel/misc/types_nl.h"
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#include "nel/misc/vector_2d.h"
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#include "mirrors.h"
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#include "ai_share/ai_vector.h"
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class CAngle;
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class CAIPos;
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class CAIVector;
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// ***************************************************************************
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/** A 2D vector of CAICoord.
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This class is a 2D vector based on CAICoord components placed in mirror shared
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memory. This class is designed to receive computed CAIVector vectors, but may
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be used directly in computations although being slightly less efficient.
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@see @ref CAIVector
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*/
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class CAIVectorMirror
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{
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public: // Methods.
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/// Constructors
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CAIVectorMirror(const TDataSetRow& entityIndex)
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: _x(*CMirrors::DataSet, entityIndex, DSPropertyPOSX)
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, _y(*CMirrors::DataSet, entityIndex, DSPropertyPOSY)
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{
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}
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// Base Maths.
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CAIVectorMirror& operator+=(const NLMISC::CVector2d &v) { _x=x()+v.x; _y=y()+v.y; return *this; }
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CAIVectorMirror& operator-=(const NLMISC::CVector2d &v) { _x=x()-v.x; _y=y()-v.y; return *this; }
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CAIVectorMirror& operator+=(const CAIVector &v) { _x=x()+v.x(); _y=y()+v.y(); return *this; }
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CAIVectorMirror& operator-=(const CAIVector &v) { _x=x()-v.x(); _y=y()-v.y(); return *this; }
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template<class V> CAIVector operator+(const V &v) const { CAIVector rv(*this); return (rv+=v); }
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template<class V> CAIVector operator-(const V &v) const { CAIVector rv(*this); return (rv-=v); }
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template <class C> CAIVector operator*(C c) const { return CAIVector(x()*c, y()*c); }
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template <class C> CAIVector operator/(C c) const { return CAIVector(x()/c, y()/c); }
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CAIVector operator-() const { return CAIVector(-x(), -y()); }
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// Misc.
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template<class T>
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bool operator==(const T &v) const { return x()==v.x() && y()==v.y(); }
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template<class T>
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bool operator!=(const T &v) const { return x()!=v.x() || y()!=v.y(); }
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// toString() for debug
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std::string toString () const { return NLMISC::toString("(%.3f,%.3f)",x().asDouble(),y().asDouble() );}
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// Basic read/ write accessors
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const CAICoord &x() const { return _x(); }
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const CAICoord &y() const { return _y(); }
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inline operator CAIVector() const;
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inline void setXY(const CAIVector &xy) { setX(xy.x()); setY(xy.y()); }
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// a few handy utility methods
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inline CAngle angleTo(const CAIPos &dest) const;
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inline double distTo(const CAIPos &dest) const;
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inline double distSqTo(const CAIPos &dest) const;
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inline double quickDistTo(const CAIPos &dest) const;
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inline CAngle angleTo(const CAIVector &dest) const;
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inline double distTo(const CAIVector &dest) const;
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inline double distSqTo(const CAIVector &dest) const;
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inline double quickDistTo(const CAIVector &dest) const;
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inline CAngle angleTo(const CAIVectorMirror &dest) const;
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inline double distTo(const CAIVectorMirror &dest) const;
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inline double distSqTo(const CAIVectorMirror &dest) const;
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inline double quickDistTo(const CAIVectorMirror &dest) const;
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protected:
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inline void setX(const CAICoord &x) { _x=x; }
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inline void setY(const CAICoord &y) { _y=y; }
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inline void setXY(const CAICoord &x, const CAICoord &y) { setX(x); setY(y); }
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private: // Attributes
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CMirrorPropValue<CAICoord> _x;
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CMirrorPropValue<CAICoord> _y;
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// make sure our coordinate class is same size as mirror pos class
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};
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inline CAIVector::CAIVector(const CAIVectorMirror &vectorMirror) : _x(vectorMirror.x()), _y(vectorMirror.y())
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{
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}
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#endif
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