Functions for computing the axis aligned bounding box of objects. More...

Functions
WlzIBox2	WlzBoundingBox2I (WlzObject inObj, WlzErrorNum dstErr)
	Computes the 2D integer axis aligned bounding box of the given object. More...

WlzDBox2	WlzBoundingBox2D (WlzObject inObj, WlzErrorNum dstErr)
	Computes the 2D double precision axis aligned bounding box of the given object. More...

WlzIBox3	WlzBoundingBox3I (WlzObject inObj, WlzErrorNum dstErr)
	Computes the integer 3D axis aligned bounding box of the given object. More...

WlzDBox3	WlzBoundingBox3D (WlzObject inObj, WlzErrorNum dstErr)
	Computes the double precision 3D axis aligned bounding box of the given object. More...

WlzDBox3	WlzBoundingBoxVtx3D (int nVtx, WlzDVertex3 vtx, WlzErrorNum dstErr)
	Computes the bounding box of the given 3D double precision vertices. More...

WlzIBox3	WlzBoundingBoxVtx3I (int nVtx, WlzIVertex3 vtx, WlzErrorNum dstErr)
	Computes the bounding box of the given 3D integer vertices. More...

WlzDBox3	WlzBoundingBoxGModel3D (WlzGMModel model, WlzErrorNum dstErr)
	Computes the 3D axis aligned bounding box of the 3D geometric model. It is an error if the model is not a 3D model. More...

WlzDBox2	WlzBoundingBoxGModel2D (WlzGMModel model, WlzErrorNum dstErr)
	Computes the 2D axis aligned bounding box of the 2D geometric model. It is an error if the model is not a 2D model. More...

WlzIBox2	WlzBoundingBox2DTo2I (WlzDBox2 bBox2D)
	Converts a 2D double precision bounding box to an integer bounding box. There is no checking done for underflows or overflows. More...

WlzDBox2	WlzBoundingBox2ITo2D (WlzIBox2 bBox2I)
	Converts a 2D integer bounding box to an double precision bounding box. More...

WlzIBox3	WlzBoundingBox3DTo3I (WlzDBox3 bBox3D)
	Converts a 3D double precision bounding box to an integer bounding box. There is no checking done for underflows or overflows. More...

WlzDBox3	WlzBoundingBox3ITo3D (WlzIBox3 bBox3I)
	Converts a 3D integer bounding box to an double precision bounding box. More...

WlzFBox3	WlzBoundingBox3DTo3F (WlzDBox3 bBox3D)
	Converts a 3D double bounding box to a single precision bounding box. More...

WlzDBox3	WlzBoundingBox3FTo3D (WlzFBox3 bBox3F)
	Converts a 3D single bounding box to a double precision bounding box. More...

WlzIBox2	WlzBoundingBoxUnion2I (WlzIBox2 box0, WlzIBox2 box1)
	Computes the 2D integer bounding box which encloses the given pair of bounding boxes. More...

WlzFBox2	WlzBoundingBoxUnion2F (WlzFBox2 box0, WlzFBox2 box1)
	Computes the 2D single precision bounding box which encloses the given pair of bounding boxes. More...

WlzDBox2	WlzBoundingBoxUnion2D (WlzDBox2 box0, WlzDBox2 box1)
	Computes the 2D double precision bounding box which encloses the given pair of bounding boxes. More...

WlzIBox3	WlzBoundingBoxUnion3I (WlzIBox3 box0, WlzIBox3 box1)
	Computes the 3D integer bounding box which encloses the given pair of bounding boxes. More...

WlzFBox3	WlzBoundingBoxUnion3F (WlzFBox3 box0, WlzFBox3 box1)
	Computes the 3D single precision bounding box which encloses the given pair of bounding boxes. More...

WlzDBox3	WlzBoundingBoxUnion3D (WlzDBox3 box0, WlzDBox3 box1)
	Computes the 3D double precision bounding box which encloses the given pair of bounding boxes. More...

Detailed Description

Functions for computing the axis aligned bounding box of objects.

Author: Bill Hill

Date: March 1999

Version

Id: d1dbf76652a0c7abca066cb2c98c184682e5c7c0

: Address: MRC Human Genetics Unit, MRC Institute of Genetics and Molecular Medicine, University of Edinburgh, Western General Hospital, Edinburgh, EH4 2XU, UK.

: Copyright (C), [2012], The University Court of the University of Edinburgh, Old College, Edinburgh, UK.

This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.

Function Documentation

WlzDBox3 WlzBoundingBoxVtx3D	(	int	nVtx,
		WlzDVertex3 *	vtx,
		WlzErrorNum *	dstErr
	)

Computes the bounding box of the given 3D double precision vertices.

Returns: Double precision 3D bounding box.

Parameters

nVtx	Number of vertices.
vtx	Vertices.
dstErr	Destination error pointer, may be NULL.

References _WlzDVertex3::vtX, _WlzDVertex3::vtY, _WlzDVertex3::vtZ, WLZ_ERR_NONE, WLZ_ERR_PARAM_NULL, _WlzDBox3::xMax, _WlzDBox3::xMin, _WlzDBox3::yMax, _WlzDBox3::yMin, _WlzDBox3::zMax, and _WlzDBox3::zMin.

Referenced by WlzBasisFnScalarMOS3DFromCPts(), WlzEffReadObjEMT(), WlzEffReadObjMesh(), WlzGeoModelGridWSpSet3D(), and WlzGMModelCutDom().

WlzIBox3 WlzBoundingBoxVtx3I	(	int	nVtx,
		WlzIVertex3 *	vtx,
		WlzErrorNum *	dstErr
	)

Computes the bounding box of the given 3D integer vertices.

Returns: Integer 3D bounding box.

Parameters

nVtx	Number of vertices.
vtx	Vertices.
dstErr	Destination error pointer, may be NULL.

References _WlzContour::model, _WlzCompoundArray::n, _WlzBoundList::next, _WlzPolygonDomain::nvertices, _WlzCompoundArray::o, _WlzBoundList::poly, _WlzObject::type, _WlzPolygonDomain::type, _WlzIVertex2::vtX, _WlzFVertex2::vtX, _WlzDVertex2::vtX, _WlzIVertex3::vtX, _WlzPolygonDomain::vtx, _WlzIVertex2::vtY, _WlzFVertex2::vtY, _WlzDVertex2::vtY, _WlzIVertex3::vtY, _WlzIVertex3::vtZ, WLZ_EMPTY_OBJ, WLZ_ERR_DOMAIN_TYPE, WLZ_ERR_NONE, WLZ_ERR_OBJECT_DATA, WLZ_ERR_OBJECT_TYPE, WLZ_ERR_PARAM_NULL, WLZ_NINT, WLZ_POLYGON_DOUBLE, WLZ_POLYGON_FLOAT, WLZ_POLYGON_INT, WlzAffineTransformBBoxD3(), WlzBoundingBox3D(), WlzBoundingBoxGModel3D(), WlzBoundingBoxUnion3D(), _WlzIBox3::xMax, _WlzDBox3::xMax, _WlzIBox3::xMin, _WlzDBox3::xMin, _WlzIBox3::yMax, _WlzDBox3::yMax, _WlzIBox3::yMin, _WlzDBox3::yMin, _WlzIBox3::zMax, _WlzDBox3::zMax, _WlzIBox3::zMin, and _WlzDBox3::zMin.