70 lines
2.8 KiB
C
70 lines
2.8 KiB
C
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/**
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* PANDA 3D SOFTWARE
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* Copyright (c) Carnegie Mellon University. All rights reserved.
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*
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* All use of this software is subject to the terms of the revised BSD
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* license. You should have received a copy of this license along
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* with this source code in a file named "LICENSE."
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*
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* @file plane_src.h
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* @author mike
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* @date 1997-01-09
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*/
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/**
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* An abstract mathematical description of a plane. A plane is defined by the
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* equation Ax + By + Cz + D = 0.
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*/
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class EXPCL_PANDA_MATHUTIL FLOATNAME(LPlane) : public FLOATNAME(LVecBase4) {
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PUBLISHED:
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INLINE_MATHUTIL FLOATNAME(LPlane)();
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INLINE_MATHUTIL FLOATNAME(LPlane)(const FLOATNAME(LVecBase4) ©);
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INLINE_MATHUTIL FLOATNAME(LPlane)(const FLOATNAME(LPoint3) &a,
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const FLOATNAME(LPoint3) &b,
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const FLOATNAME(LPoint3) &c);
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INLINE_MATHUTIL FLOATNAME(LPlane)(const FLOATNAME(LVector3) &normal,
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const FLOATNAME(LPoint3) &point);
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INLINE_MATHUTIL FLOATNAME(LPlane)(FLOATTYPE a, FLOATTYPE b,
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FLOATTYPE c, FLOATTYPE d);
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INLINE_MATHUTIL FLOATNAME(LPlane) operator * (const FLOATNAME(LMatrix3) &mat) const;
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INLINE_MATHUTIL FLOATNAME(LPlane) operator * (const FLOATNAME(LMatrix4) &mat) const;
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INLINE_MATHUTIL void operator *= (const FLOATNAME(LMatrix4) &mat);
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INLINE_MATHUTIL void xform(const FLOATNAME(LMatrix4) &mat);
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INLINE_MATHUTIL FLOATNAME(LPlane) operator - () const;
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FLOATNAME(LMatrix4) get_reflection_mat() const;
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INLINE_MATHUTIL FLOATNAME(LVector3) get_normal() const;
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FLOATNAME(LPoint3) get_point() const;
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INLINE_MATHUTIL FLOATTYPE dist_to_plane(const FLOATNAME(LPoint3) &point) const;
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INLINE_MATHUTIL bool normalize();
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INLINE_MATHUTIL FLOATNAME(LPlane) normalized() const;
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INLINE_MATHUTIL FLOATNAME(LPoint3) project(const FLOATNAME(LPoint3) &point) const;
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INLINE_MATHUTIL void flip();
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INLINE_MATHUTIL bool intersects_line(FLOATNAME(LPoint3) &intersection_point,
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const FLOATNAME(LPoint3) &p1,
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const FLOATNAME(LPoint3) &p2) const;
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INLINE_MATHUTIL bool intersects_line(FLOATTYPE &t,
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const FLOATNAME(LPoint3) &from,
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const FLOATNAME(LVector3) &delta) const;
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bool intersects_plane(FLOATNAME(LPoint3) &from,
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FLOATNAME(LVector3) &delta,
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const FLOATNAME(LPlane) &other) const;
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bool intersects_parabola(FLOATTYPE &t1, FLOATTYPE &t2,
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const FLOATNAME(LParabola) ¶bola) const;
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void output(std::ostream &out) const;
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void write(std::ostream &out, int indent_level = 0) const;
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};
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INLINE_MATHUTIL std::ostream &
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operator << (std::ostream &out, const FLOATNAME(LPlane) &p);
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#include "plane_src.I"
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