AOO410/main/basegfx/source/range/b3drange.cxx

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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
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 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_basegfx.hxx"
#include <basegfx/range/b3drange.hxx>
#include <basegfx/range/b3irange.hxx>
#include <basegfx/numeric/ftools.hxx>
#include <basegfx/matrix/b3dhommatrix.hxx>

namespace basegfx
{
	B3DRange::B3DRange(const B3IRange& rRange) :
        maRangeX(),
        maRangeY(),
        maRangeZ()
    {
        if( !rRange.isEmpty() )
        {
            maRangeX = rRange.getMinX();
            maRangeY = rRange.getMinY();
            maRangeZ = rRange.getMinZ();

            maRangeX.expand( rRange.getMaxX() );
            maRangeY.expand( rRange.getMaxY() );
            maRangeZ.expand( rRange.getMaxZ() );
        }
    }

	void B3DRange::transform(const B3DHomMatrix& rMatrix)
	{
		if(!isEmpty() && !rMatrix.isIdentity())
		{
			const B3DRange aSource(*this);
			reset();
			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMinY(), aSource.getMinZ()));
			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMinY(), aSource.getMinZ()));
			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMaxY(), aSource.getMinZ()));
			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMaxY(), aSource.getMinZ()));
			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMinY(), aSource.getMaxZ()));
			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMinY(), aSource.getMaxZ()));
			expand(rMatrix * B3DPoint(aSource.getMinX(), aSource.getMaxY(), aSource.getMaxZ()));
			expand(rMatrix * B3DPoint(aSource.getMaxX(), aSource.getMaxY(), aSource.getMaxZ()));
		}
	}

	B3IRange fround(const B3DRange& rRange )
	{
		return rRange.isEmpty() ?
            B3IRange() :
            B3IRange(fround(rRange.getMinX()), 
                     fround(rRange.getMinY()), 
                     fround(rRange.getMinZ()), 
                     fround(rRange.getMaxX()), 
                     fround(rRange.getMaxY()), 
                     fround(rRange.getMaxZ()));
	}

} // end of namespace basegfx

// eof