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#8696 Cell filter: fix for IJ Index polygon for non-intersecting filter points

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Now the minimum K-layer directly below any of the filter points are used when
the filter points does not intersect with the cells.

Fixes #8696.
This commit is contained in:
Kristian Bendiksen 2022-05-25 10:54:41 +02:00
parent 8e3289a432
commit 29fdc29eb0
1 changed files with 41 additions and 0 deletions
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41
ApplicationLibCode/ProjectDataModel/CellFilters/RimPolygonFilter.cpp
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@ -54,6 +54,8 @@
#include <QValidator>
#include <limits>
namespace caf
{
template <>
@ -902,6 +904,45 @@ int RimPolygonFilter::findEclipseKLayer( const std::vector<cvf::Vec3d>& points,
}
}
auto findKLayerBelowPoint = []( const cvf::Vec3d& point, RigMainGrid* mainGrid ) {
// Create a bounding box (ie a ray) from the point down to minimum of grid
cvf::Vec3d lowestPoint( point.x(), point.y(), mainGrid->boundingBox().min().z() );
cvf::BoundingBox rayBBox;
rayBBox.add( point );
rayBBox.add( lowestPoint );
// Find the cells intersecting the ray
std::vector<size_t> allCellIndices;
mainGrid->findIntersectingCells( rayBBox, &allCellIndices );
// Get the minimum K layer index
int minK = std::numeric_limits<int>::max();
bool anyHits = false;
for ( size_t cIdx : allCellIndices )
{
if ( cIdx != cvf::UNDEFINED_SIZE_T )
{
size_t ni, nj, nk;
mainGrid->ijkFromCellIndexUnguarded( cIdx, &ni, &nj, &nk );
if ( mainGrid->isCellValid( ni, nj, nk ) )
{
anyHits = true;
minK = std::min( minK, static_cast<int>( nk ) );
}
}
}
return anyHits ? minK : -1;
};
// shoot a ray down from each point to try to find a valid hit there
for ( size_t p = 0; p < points.size() - 1; p++ )
{
int k = findKLayerBelowPoint( points[p], data->mainGrid() );
if ( k != -1 ) return k;
}
// loop over all sub-grids to find one with a cell hit in case main grid search failed
for ( size_t gridIndex = 1; gridIndex < data->gridCount(); gridIndex++ )
{