xref: /trunk/main/basegfx/source/range/b3drange.cxx (revision 09dbbe93)
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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16  * KIND, either express or implied.  See the License for the
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20  *************************************************************/
21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_basegfx.hxx"
26 #include <basegfx/range/b3drange.hxx>
27 #include <basegfx/range/b3irange.hxx>
28 #include <basegfx/numeric/ftools.hxx>
29 #include <basegfx/matrix/b3dhommatrix.hxx>
30 
31 namespace basegfx
32 {
B3DRange(const B3IRange & rRange)33 	B3DRange::B3DRange(const B3IRange& rRange) :
34         maRangeX(),
35         maRangeY(),
36         maRangeZ()
37     {
38         if( !rRange.isEmpty() )
39         {
40             maRangeX = rRange.getMinX();
41             maRangeY = rRange.getMinY();
42             maRangeZ = rRange.getMinZ();
43 
44             maRangeX.expand( rRange.getMaxX() );
45             maRangeY.expand( rRange.getMaxY() );
46             maRangeZ.expand( rRange.getMaxZ() );
47         }
48     }
49 
transform(const B3DHomMatrix & rMatrix)50 	void B3DRange::transform(const B3DHomMatrix& rMatrix)
51 	{
52 		if(!isEmpty() && !rMatrix.isIdentity())
53 		{
54 			const B3DRange aSource(*this);
55 			reset();
56 			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMinY(), aSource.getMinZ()));
57 			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMinY(), aSource.getMinZ()));
58 			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMaxY(), aSource.getMinZ()));
59 			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMaxY(), aSource.getMinZ()));
60 			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMinY(), aSource.getMaxZ()));
61 			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMinY(), aSource.getMaxZ()));
62 			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMaxY(), aSource.getMaxZ()));
63 			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMaxY(), aSource.getMaxZ()));
64 		}
65 	}
66 
fround(const B3DRange & rRange)67 	B3IRange fround(const B3DRange& rRange )
68 	{
69 		return rRange.isEmpty() ?
70             B3IRange() :
71             B3IRange(fround(rRange.getMinX()),
72                      fround(rRange.getMinY()),
73                      fround(rRange.getMinZ()),
74                      fround(rRange.getMaxX()),
75                      fround(rRange.getMaxY()),
76                      fround(rRange.getMaxZ()));
77 	}
78 
79 } // end of namespace basegfx
80 
81 // eof
82