74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
/*
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** Command & Conquer Generals(tm)
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** Copyright 2025 Electronic Arts Inc.
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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 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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**
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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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**
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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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*/
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////////////////////////////////////////////////////////////////////////////////
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// //
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// (c) 2001-2003 Electronic Arts Inc. //
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// //
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////////////////////////////////////////////////////////////////////////////////
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// BezierSegment.h ////////////////////////////////////////////////////////////////////////////////
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// John K McDonald, Jr.
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// September 2002
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// DO NOT DISTRIBUTE
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#pragma once
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#ifndef __BEZIERSEGMENT_H__
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#define __BEZIERSEGMENT_H__
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#include <D3DX8Math.h>
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#include "Common/STLTypeDefs.h"
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#define USUAL_TOLERANCE 1.0f
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class BezierSegment
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{
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protected:
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static const D3DXMATRIX s_bezBasisMatrix;
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Coord3D m_controlPoints[4];
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public: // Constructors
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BezierSegment();
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BezierSegment(Real x0, Real y0, Real z0,
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Real x1, Real y1, Real z1,
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Real x2, Real y2, Real z2,
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Real x3, Real y3, Real z3);
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BezierSegment(Real cp[16]);
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BezierSegment(const Coord3D& cp0,
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const Coord3D& cp1,
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const Coord3D& cp2,
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const Coord3D& cp3);
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BezierSegment(Coord3D cp[4]);
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public:
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void evaluateBezSegmentAtT(Real tValue, Coord3D *outResult) const;
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void getSegmentPoints(Int numSegments, VecCoord3D *outResult) const;
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Real getApproximateLength(Real withinTolerance = USUAL_TOLERANCE) const;
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void splitSegmentAtT(Real tValue, BezierSegment &outSeg1, BezierSegment &outSeg2) const;
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public: // He get's friendly access.
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friend class BezFwdIterator;
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};
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#endif /* __BEZIERSEGMENT_H__ */
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