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137 lines
4.2 KiB
137 lines
4.2 KiB
/*==LICENSE==* |
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CyanWorlds.com Engine - MMOG client, server and tools |
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Copyright (C) 2011 Cyan Worlds, Inc. |
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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 General Public License as published by |
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the Free Software Foundation, either version 3 of the License, or |
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(at your option) any later version. |
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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 General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program. If not, see <http://www.gnu.org/licenses/>. |
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Additional permissions under GNU GPL version 3 section 7 |
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If you modify this Program, or any covered work, by linking or |
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combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK, |
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NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent |
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JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK |
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(or a modified version of those libraries), |
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containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA, |
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PhysX SDK EULA, DirectX SDK EULA, OpenSSL and SSLeay licenses, IJG |
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JPEG Library README, Windows Media SDK EULA, or QuickTime SDK EULA, the |
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licensors of this Program grant you additional |
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permission to convey the resulting work. Corresponding Source for a |
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non-source form of such a combination shall include the source code for |
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the parts of OpenSSL and IJG JPEG Library used as well as that of the covered |
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work. |
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You can contact Cyan Worlds, Inc. by email legal@cyan.com |
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or by snail mail at: |
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Cyan Worlds, Inc. |
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14617 N Newport Hwy |
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Mead, WA 99021 |
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*==LICENSE==*/ |
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#ifndef hsPoint2_Defined |
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#define hsPoint2_Defined |
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#include "hsScalar.h" |
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#if __MWERKS__ |
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// This guy disables MetroWerks' desire to only include a file once, which obviously gets |
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// in the way of our little HS_POINT2.inc trick |
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#pragma once off |
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#endif |
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#define HS_POINT2_NAME hsIntPoint2 |
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#define HS_POINT2_TYPE Int32 |
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#include "HS_POINT2.inc" |
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}; |
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#define HS_POINT2_NAME hsFixedPoint2 |
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#define HS_POINT2_TYPE hsFixed |
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#include "HS_POINT2.inc" |
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hsFixedPoint2& operator=(const hsIntPoint2& src) |
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{ |
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this->fX = hsIntToFixed(src.fX); |
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this->fY = hsIntToFixed(src.fY); |
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return *this; |
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} |
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hsFixed Magnitude() const { return hsMagnitude32(fX, fY); } |
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static hsFixed Magnitude(hsFixed x, hsFixed y) |
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{ |
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return hsMagnitude32(x, y); |
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} |
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static hsFixed Distance(const hsFixedPoint2& p1, const hsFixedPoint2& p2) |
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{ |
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return hsMagnitude32(p2.fX - p1.fX, p2.fY - p1.fY); |
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} |
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}; |
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#if HS_CAN_USE_FLOAT |
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struct hsPolar { |
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float fRadius; |
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float fAngle; |
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}; |
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#define HS_POINT2_NAME hsFloatPoint2 |
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#define HS_POINT2_TYPE float |
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#include "HS_POINT2.inc" |
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hsFloatPoint2& operator=(const hsIntPoint2& src) |
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{ |
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this->fX = float(src.fX); |
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this->fY = float(src.fY); |
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return *this; |
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} |
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friend hsFloatPoint2 operator*(const hsFloatPoint2& s, float t) |
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{ |
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hsFloatPoint2 result; |
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result.Set(s.fX * t, s.fY * t); |
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return result; |
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} |
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friend hsFloatPoint2 operator*(float t, const hsFloatPoint2& s) |
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{ |
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hsFloatPoint2 result; |
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result.Set(s.fX * t, s.fY * t); |
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return result; |
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} |
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hsFloatPoint2* Grid(float period); |
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hsBool CloseEnough(const hsFloatPoint2* p, float tolerance) const; |
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float Magnitude() const { return hsFloatPoint2::Magnitude(fX, fY); } |
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float MagnitudeSquared() const { return fX * fX + fY * fY; } |
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hsPolar* ToPolar(hsPolar* polar) const; |
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static float Magnitude(float x, float y) { return hsSquareRoot(x * x + y * y); } |
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static hsScalar Distance(const hsFloatPoint2& p1, const hsFloatPoint2& p2); |
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static hsFloatPoint2 Average(const hsFloatPoint2& a, const hsFloatPoint2& b) |
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{ |
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hsFloatPoint2 result; |
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result.Set((a.fX + b.fX) * float(0.5), (a.fY + b.fY) * float(0.5)); |
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return result; |
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} |
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static hsScalar ComputeAngle(const hsFloatPoint2& a, const hsFloatPoint2& b, const hsFloatPoint2& c); |
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}; |
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#endif |
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#if HS_SCALAR_IS_FIXED |
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typedef hsFixedPoint2 hsPoint2; |
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#else |
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typedef hsFloatPoint2 hsPoint2; |
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#endif |
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#endif // hsPoint2_Defined |
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