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50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
//-----------------------------------------------------------------------------
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// V12 Engine
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//
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// Copyright (c) 2001 GarageGames.Com
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// Portions Copyright (c) 2001 by Sierra Online, Inc.
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//-----------------------------------------------------------------------------
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#ifndef _BEZIER2D_H_
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#define _BEZIER2D_H_
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// For some reason, the engine will bomb out if you try to make a curve with 50+ calculated points
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#define MBEZIER2D_MIN_CURVE_POINTS 2
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#define MBEZIER2D_MAX_CURVE_POINTS 49
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#include "math/mPoint.h"
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class Bezier2D {
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private:
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Point2F *mControlPoints;
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Point2F *mCurvePoints;
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U32 mNumCtrlPoints;
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U32 mNumCurvePoints;
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F32 mCurveLength;
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bool mRescale;
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Bezier2D *mLastScaledCurve;
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F32 mLastScaleValue;
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void calcCurve();
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public:
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Bezier2D( const Point2F *inCtrlPts, const U32 inPtsSize, const U32 numCurvePts );
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~Bezier2D();
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void setControlPoints( const Point2F *inCtrlPts, const U32 inPtsSize );
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void setNumCalcPoints( const U32 numCurvePts );
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U32 getNumCurvePoints() const;
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U32 getNumCtrlPoints() const;
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Point2F *getControlPoints() const;
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Point2F *getCurvePoints() const;
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F32 getCurveLength() const;
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Bezier2D *getScaledCurve( const F32 scaleValue );
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};
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#endif
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// mBezier2D.h
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