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Diffstat (limited to 'dep/include/g3dlite/G3D/LineSegment.h')
-rw-r--r-- | dep/include/g3dlite/G3D/LineSegment.h | 115 |
1 files changed, 0 insertions, 115 deletions
diff --git a/dep/include/g3dlite/G3D/LineSegment.h b/dep/include/g3dlite/G3D/LineSegment.h deleted file mode 100644 index 70210ec7e00..00000000000 --- a/dep/include/g3dlite/G3D/LineSegment.h +++ /dev/null @@ -1,115 +0,0 @@ -/** - @file LineSegment.h - - @maintainer Morgan McGuire, http://graphics.cs.williams.edu - - @created 2003-02-08 - @edited 2008-02-02 - */ - -#ifndef G3D_LINESEGMENT_H -#define G3D_LINESEGMENT_H - -#include "G3D/platform.h" -#include "G3D/Vector3.h" - -namespace G3D { - -/** - An finite segment of an infinite 3D line. - */ -class LineSegment { -protected: - - Vector3 _point; - - /** Not normalized */ - Vector3 direction; - - LineSegment(const Vector3& __point, const Vector3& _direction) : _point(__point), direction(_direction) { - } - -public: - - inline LineSegment() : _point(Vector3::zero()), direction(Vector3::zero()) {} - - LineSegment(class BinaryInput& b); - - void serialize(class BinaryOutput& b) const; - - void deserialize(class BinaryInput& b); - - virtual ~LineSegment() {} - - /** - * Constructs a line from two (not equal) points. - */ - static LineSegment fromTwoPoints(const Vector3 &point1, const Vector3 &point2) { - return LineSegment(point1, point2 - point1); - } - - /** Call with 0 or 1 */ - Vector3 point(int i) const; - - inline float length() const { - return direction.magnitude(); - } - - /** - * Returns the closest point on the line segment to point. - */ - Vector3 closestPoint(const Vector3 &point) const; - - /** - Returns the distance between point and the line - */ - double distance(const Vector3& p) const { - return (closestPoint(p) - p).magnitude(); - } - - double distanceSquared(const Vector3& p) const { - return (closestPoint(p) - p).squaredMagnitude(); - } - - /** Returns true if some part of this segment is inside the sphere */ - bool intersectsSolidSphere(const class Sphere& s) const; - - Vector3 randomPoint() const; - -}; - - -class LineSegment2D { -private: - - Vector2 m_origin; - - /** Not normalized */ - Vector2 m_direction; - - /** Length of m_direction */ - float m_length; - -public: - - LineSegment2D() {} - - static LineSegment2D fromTwoPoints(const Vector2& p0, const Vector2& p1); - - /** Returns the intersection of these segements (including - testing endpoints), or Vector2::inf() if they do not intersect. */ - Vector2 intersection(const LineSegment2D& other) const; - - Vector2 point(int i) const; - - Vector2 closestPoint(const Vector2& Q) const; - - float distance(const Vector2& p) const; - - float length() const; -}; - -} // namespace - - -#endif |