.TH "QwtPoint3D" 3 "Sun Jul 18 2021" "Version 6.2.0" "Qwt User's Guide" \" -*- nroff -*- .ad l .nh .SH NAME QwtPoint3D \- \fBQwtPoint3D\fP class defines a 3D point in double coordinates\&. .SH SYNOPSIS .br .PP .PP \fC#include \fP .SS "Public Member Functions" .in +1c .ti -1c .RI "\fBQwtPoint3D\fP ()" .br .ti -1c .RI "\fBQwtPoint3D\fP (double \fBx\fP, double \fBy\fP, double \fBz\fP)" .br .RI "Constructs a point with coordinates specified by x, y and z\&. " .ti -1c .RI "\fBQwtPoint3D\fP (const QPointF &)" .br .ti -1c .RI "bool \fBisNull\fP () const" .br .ti -1c .RI "double \fBx\fP () const" .br .ti -1c .RI "double \fBy\fP () const" .br .ti -1c .RI "double \fBz\fP () const" .br .ti -1c .RI "double & \fBrx\fP ()" .br .ti -1c .RI "double & \fBry\fP ()" .br .ti -1c .RI "double & \fBrz\fP ()" .br .ti -1c .RI "void \fBsetX\fP (double \fBx\fP)" .br .RI "Sets the x-coordinate of the point to the value specified by x\&. " .ti -1c .RI "void \fBsetY\fP (double \fBy\fP)" .br .RI "Sets the y-coordinate of the point to the value specified by y\&. " .ti -1c .RI "void \fBsetZ\fP (double \fBy\fP)" .br .RI "Sets the z-coordinate of the point to the value specified by z\&. " .ti -1c .RI "QPointF \fBtoPoint\fP () const" .br .ti -1c .RI "bool \fBoperator==\fP (const \fBQwtPoint3D\fP &) const" .br .ti -1c .RI "bool \fBoperator!=\fP (const \fBQwtPoint3D\fP &) const" .br .in -1c .SH "Detailed Description" .PP \fBQwtPoint3D\fP class defines a 3D point in double coordinates\&. .PP Definition at line 22 of file qwt_point_3d\&.h\&. .SH "Constructor & Destructor Documentation" .PP .SS "QwtPoint3D::QwtPoint3D ()\fC [inline]\fP" Constructs a null point\&. .PP \fBSee also\fP .RS 4 \fBisNull()\fP .RE .PP .PP Definition at line 65 of file qwt_point_3d\&.h\&. .SS "QwtPoint3D::QwtPoint3D (const QPointF & other)\fC [inline]\fP" Constructs a point with x and y coordinates from a 2D point, and a z coordinate of 0\&. .PP Definition at line 84 of file qwt_point_3d\&.h\&. .SH "Member Function Documentation" .PP .SS "bool QwtPoint3D::isNull () const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 True if the point is null; otherwise returns false\&. .RE .PP A point is considered to be null if x, y and z-coordinates are equal to zero\&. .PP Definition at line 97 of file qwt_point_3d\&.h\&. .SS "bool QwtPoint3D::operator!= (const \fBQwtPoint3D\fP & other) const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 True if this rect and other are different; otherwise returns false\&. .RE .PP .PP Definition at line 171 of file qwt_point_3d\&.h\&. .SS "bool QwtPoint3D::operator== (const \fBQwtPoint3D\fP & other) const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 True, if this point and other are equal; otherwise returns false\&. .RE .PP .PP Definition at line 165 of file qwt_point_3d\&.h\&. .SS "double & QwtPoint3D::rx ()\fC [inline]\fP" .PP \fBReturns\fP .RS 4 A reference to the x-coordinate of the point\&. .RE .PP .PP Definition at line 121 of file qwt_point_3d\&.h\&. .SS "double & QwtPoint3D::ry ()\fC [inline]\fP" .PP \fBReturns\fP .RS 4 A reference to the y-coordinate of the point\&. .RE .PP .PP Definition at line 127 of file qwt_point_3d\&.h\&. .SS "double & QwtPoint3D::rz ()\fC [inline]\fP" .PP \fBReturns\fP .RS 4 A reference to the z-coordinate of the point\&. .RE .PP .PP Definition at line 133 of file qwt_point_3d\&.h\&. .SS "QPointF QwtPoint3D::toPoint () const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 2D point, where the z coordinate is dropped\&. .RE .PP .PP Definition at line 159 of file qwt_point_3d\&.h\&. .SS "double QwtPoint3D::x () const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 The x-coordinate of the point\&. .RE .PP .PP Definition at line 103 of file qwt_point_3d\&.h\&. .SS "double QwtPoint3D::y () const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 The y-coordinate of the point\&. .RE .PP .PP Definition at line 109 of file qwt_point_3d\&.h\&. .SS "double QwtPoint3D::z () const\fC [inline]\fP" .PP \fBReturns\fP .RS 4 The z-coordinate of the point\&. .RE .PP .PP Definition at line 115 of file qwt_point_3d\&.h\&. .SH "Author" .PP Generated automatically by Doxygen for Qwt User's Guide from the source code\&.