EMAN2
EMAN::FloatPoint Class Reference

FloatPoint defines a float-coordinate point in a 1D/2D/3D space. More...

`#include <geometry.h>`

## Public Member Functions

FloatPoint ()
Construct a point at the origin location. More...

FloatPoint (float xx)
Construct a 1D point. More...

FloatPoint (float xx, float yy)
Construct a 2D point. More...

FloatPoint (float xx, float yy, float zz)
Construct a 3D point. More...

FloatPoint (int xx)
Construct a 1D point. More...

FloatPoint (int xx, int yy)
Construct a 2D point. More...

FloatPoint (int xx, int yy, int zz)
Construct a 3D point. More...

FloatPoint (double xx)
Construct a 1D point. More...

FloatPoint (double xx, double yy)
Construct a 2D point. More...

FloatPoint (double xx, double yy, double zz)
Construct a 3D point. More...

FloatPoint (const FloatPoint &fp)

int get_ndim () const
Get the dimension of the point, 1D/2D/3D. More...

float operator[] (int i) const
Get the ith direction's coordinate. More...

float & operator[] (int i)
Get the ith direction's coordinate. More...

operator vector< float > () const

operator IntPoint () const

FloatPointoperator= (const vector< float > &v)

float data [3]

int ndim

## Detailed Description

FloatPoint defines a float-coordinate point in a 1D/2D/3D space.

Definition at line 278 of file geometry.h.

## ◆ FloatPoint() [1/11]

 EMAN::FloatPoint::FloatPoint ( )
inline

Construct a point at the origin location.

Definition at line 283 of file geometry.h.

284 {
285 data[0] = 0;
286 data[1] = 0;
287 data[2] = 0;
288 ndim = 0;
289 }
float data[3]
Definition: geometry.h:446

References data, and ndim.

## ◆ FloatPoint() [2/11]

 EMAN::FloatPoint::FloatPoint ( float xx )
inlineexplicit

Construct a 1D point.

Parameters
 xx The x coordinate value.

Definition at line 294 of file geometry.h.

295 {
296 data[0] = xx;
297 data[1] = 0;
298 data[2] = 0;
299 ndim = 1;
300 }

References data, and ndim.

## ◆ FloatPoint() [3/11]

 EMAN::FloatPoint::FloatPoint ( float xx, float yy )
inline

Construct a 2D point.

Parameters
 xx The x coordinate value. yy The y coordinate value.

Definition at line 306 of file geometry.h.

307 {
308 data[0] = xx;
309 data[1] = yy;
310 data[2] = 0;
311 ndim = 2;
312 }

References data, and ndim.

## ◆ FloatPoint() [4/11]

 EMAN::FloatPoint::FloatPoint ( float xx, float yy, float zz )
inline

Construct a 3D point.

Parameters
 xx The x coordinate value. yy The y coordinate value. zz The z coordinate value.

Definition at line 319 of file geometry.h.

320 {
321 data[0] = xx;
322 data[1] = yy;
323 data[2] = zz;
324 ndim = 3;
325 }

References data, and ndim.

## ◆ FloatPoint() [5/11]

 EMAN::FloatPoint::FloatPoint ( int xx )
inlineexplicit

Construct a 1D point.

Parameters
 xx The x coordinate value.

Definition at line 330 of file geometry.h.

331 {
332 data[0] = (float)xx;
333 data[1] = 0;
334 data[2] = 0;
335 ndim = 1;
336 }

References data, and ndim.

## ◆ FloatPoint() [6/11]

 EMAN::FloatPoint::FloatPoint ( int xx, int yy )
inline

Construct a 2D point.

Parameters
 xx The x coordinate value. yy The y coordinate value.

Definition at line 342 of file geometry.h.

343 {
344 data[0] = (float)xx;
345 data[1] = (float)yy;
346 data[2] = 0;
347 ndim = 2;
348 }

References data, and ndim.

## ◆ FloatPoint() [7/11]

 EMAN::FloatPoint::FloatPoint ( int xx, int yy, int zz )
inline

Construct a 3D point.

Parameters
 xx The x coordinate value. yy The y coordinate value. zz The z coordinate value.

Definition at line 355 of file geometry.h.

356 {
357 data[0] = (float)xx;
358 data[1] = (float)yy;
359 data[2] = (float)zz;
360 ndim = 3;
361 }

References data, and ndim.

## ◆ FloatPoint() [8/11]

 EMAN::FloatPoint::FloatPoint ( double xx )
inlineexplicit

Construct a 1D point.

Parameters
 xx The x coordinate value.

Definition at line 366 of file geometry.h.

367 {
368 data[0] = (float)xx;
369 data[1] = 0;
370 data[2] = 0;
371 ndim = 1;
372 }

References data, and ndim.

## ◆ FloatPoint() [9/11]

 EMAN::FloatPoint::FloatPoint ( double xx, double yy )
inline

Construct a 2D point.

Parameters
 xx The x coordinate value. yy The y coordinate value.

Definition at line 378 of file geometry.h.

379 {
380 data[0] = (float)xx;
381 data[1] = (float)yy;
382 data[2] = 0;
383 ndim = 2;
384 }

References data, and ndim.

## ◆ FloatPoint() [10/11]

 EMAN::FloatPoint::FloatPoint ( double xx, double yy, double zz )
inline

Construct a 3D point.

Parameters
 xx The x coordinate value. yy The y coordinate value. zz The z coordinate value.

Definition at line 391 of file geometry.h.

392 {
393 data[0] = (float)xx;
394 data[1] = (float)yy;
395 data[2] = (float)zz;
396 ndim = 3;
397 }

References data, and ndim.

## ◆ FloatPoint() [11/11]

 EMAN::FloatPoint::FloatPoint ( const FloatPoint & fp )
inline

Definition at line 399 of file geometry.h.

400 {
401 data[0] = fp.data[0];
402 data[1] = fp.data[1];
403 data[2] = fp.data[2];
404 ndim = fp.ndim;
405 }

References data, and ndim.

## ◆ get_ndim()

 int EMAN::FloatPoint::get_ndim ( ) const
inline

Get the dimension of the point, 1D/2D/3D.

Returns
The dimension of the point.

Definition at line 410 of file geometry.h.

411 {
412 return ndim;
413 }

References ndim.

Referenced by EMAN::Region::get_ndim(), EMAN::Region::get_string(), and EMAN::Region::inside_region().

## ◆ operator IntPoint()

 EMAN::FloatPoint::operator IntPoint ( ) const
inline

Definition at line 438 of file geometry.h.

438{ return IntPoint((int)data[0],(int)data[1],(int)data[2]); }

References data.

## ◆ operator vector< float >()

 EMAN::FloatPoint::operator vector< float > ( ) const
inline

Definition at line 433 of file geometry.h.

433 {
434 vector<float> t(data,data+3);
435 return t;
436 }

References data.

## ◆ operator=()

 FloatPoint & EMAN::FloatPoint::operator= ( const vector< float > & v )
inline

Definition at line 440 of file geometry.h.

440 {
441 copy(v.begin(),v.end(),data);
442 return *this;
443 }
EMData * copy() const
This file is a part of "emdata.h", to use functions in this file, you should "#include "emdata....

References copy(), and data.

## ◆ operator[]() [1/2]

 float & EMAN::FloatPoint::operator[] ( int i )
inline

Get the ith direction's coordinate.

Used as a lvalue.

Parameters
 i The ith direction, with 0 is x, 1 is y, 2 is z.
Returns
The ith direction's coordinate.

Definition at line 428 of file geometry.h.

429 {
430 return data[i];
431 }

References data.

## ◆ operator[]() [2/2]

 float EMAN::FloatPoint::operator[] ( int i ) const
inline

Get the ith direction's coordinate.

Used as a rvalue.

Parameters
 i The ith direction, with 0 is x, 1 is y, 2 is z.
Returns
The ith direction's coordinate.

Definition at line 419 of file geometry.h.

420 {
421 return data[i];
422 }

References data.

## ◆ data

 float EMAN::FloatPoint::data[3]
private

## ◆ ndim

 int EMAN::FloatPoint::ndim
private

Definition at line 447 of file geometry.h.

Referenced by FloatPoint(), and get_ndim().

The documentation for this class was generated from the following file: