47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
#include <osg/BoundingBox>
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#include <osg/BoundingSphere>
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using namespace osg;
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void BoundingBox::expandBy(const Vec3& v)
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{
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if(v.x()<_min.x()) _min.x() = v.x();
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if(v.x()>_max.x()) _max.x() = v.x();
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if(v.y()<_min.y()) _min.y() = v.y();
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if(v.y()>_max.y()) _max.y() = v.y();
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if(v.z()<_min.z()) _min.z() = v.z();
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if(v.z()>_max.z()) _max.z() = v.z();
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}
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void BoundingBox::expandBy(const BoundingBox& bb)
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{
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if (!bb.isValid()) return;
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if(bb._min.x()<_min.x()) _min.x() = bb._min.x();
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if(bb._max.x()>_max.x()) _max.x() = bb._max.x();
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if(bb._min.y()<_min.y()) _min.y() = bb._min.y();
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if(bb._max.y()>_max.y()) _max.y() = bb._max.y();
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if(bb._min.z()<_min.z()) _min.z() = bb._min.z();
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if(bb._max.z()>_max.z()) _max.z() = bb._max.z();
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}
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void BoundingBox::expandBy(const BoundingSphere& sh)
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{
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if (!sh.isValid()) return;
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if(sh._center.x()-sh._radius<_min.x()) _min.x() = sh._center.x()-sh._radius;
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if(sh._center.x()+sh._radius>_max.x()) _max.x() = sh._center.x()+sh._radius;
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if(sh._center.y()-sh._radius<_min.y()) _min.y() = sh._center.y()-sh._radius;
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if(sh._center.y()+sh._radius>_max.y()) _max.y() = sh._center.y()+sh._radius;
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if(sh._center.z()-sh._radius<_min.z()) _min.z() = sh._center.z()-sh._radius;
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if(sh._center.z()+sh._radius>_max.z()) _max.z() = sh._center.z()+sh._radius;
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}
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