mirror of
https://gitlab.kitware.com/vtk/vtk-m
synced 2024-09-08 13:23:51 +00:00
540 lines
22 KiB
C++
540 lines
22 KiB
C++
|
//============================================================================
|
||
|
// Copyright (c) Kitware, Inc.
|
||
|
// All rights reserved.
|
||
|
// See LICENSE.txt for details.
|
||
|
// This software is distributed WITHOUT ANY WARRANTY; without even
|
||
|
// the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
|
||
|
// PURPOSE. See the above copyright notice for more information.
|
||
|
//
|
||
|
// Copyright 2014 National Technology & Engineering Solutions of Sandia, LLC (NTESS).
|
||
|
// Copyright 2014 UT-Battelle, LLC.
|
||
|
// Copyright 2014 Los Alamos National Security.
|
||
|
//
|
||
|
// Under the terms of Contract DE-NA0003525 with NTESS,
|
||
|
// the U.S. Government retains certain rights in this software.
|
||
|
//
|
||
|
// Under the terms of Contract DE-AC52-06NA25396 with Los Alamos National
|
||
|
// Laboratory (LANL), the U.S. Government retains certain rights in
|
||
|
// this software.
|
||
|
//============================================================================
|
||
|
|
||
|
#include <vtkm/Bounds.h>
|
||
|
#include <vtkm/Types.h>
|
||
|
#include <vtkm/VecFromPortalPermute.h>
|
||
|
#include <vtkm/cont/Algorithm.h>
|
||
|
#include <vtkm/cont/ArrayHandle.h>
|
||
|
#include <vtkm/cont/ArrayHandleConstant.h>
|
||
|
#include <vtkm/cont/ArrayHandleCounting.h>
|
||
|
#include <vtkm/cont/ArrayHandlePermutation.h>
|
||
|
#include <vtkm/cont/ArrayHandleReverse.h>
|
||
|
#include <vtkm/cont/ArrayHandleTransform.h>
|
||
|
#include <vtkm/cont/CellLocatorBoundingIntervalHierarchy.h>
|
||
|
#include <vtkm/cont/DeviceAdapterAlgorithm.h>
|
||
|
#include <vtkm/cont/ErrorBadDevice.h>
|
||
|
#include <vtkm/exec/CellLocatorBoundingIntervalHierarchyExec.h>
|
||
|
#include <vtkm/worklet/DispatcherMapField.h>
|
||
|
#include <vtkm/worklet/DispatcherMapTopology.h>
|
||
|
#include <vtkm/worklet/Invoker.h>
|
||
|
#include <vtkm/worklet/WorkletMapField.h>
|
||
|
#include <vtkm/worklet/WorkletMapTopology.h>
|
||
|
|
||
|
namespace vtkm
|
||
|
{
|
||
|
namespace cont
|
||
|
{
|
||
|
|
||
|
using IdArrayHandle = vtkm::cont::ArrayHandle<vtkm::Id>;
|
||
|
using IdPermutationArrayHandle = vtkm::cont::ArrayHandlePermutation<IdArrayHandle, IdArrayHandle>;
|
||
|
using BoundsArrayHandle = vtkm::cont::ArrayHandle<vtkm::Bounds>;
|
||
|
using CoordsArrayHandle = vtkm::cont::ArrayHandle<vtkm::FloatDefault>;
|
||
|
using CoordsPermutationArrayHandle =
|
||
|
vtkm::cont::ArrayHandlePermutation<IdArrayHandle, CoordsArrayHandle>;
|
||
|
using CountingIdArrayHandle = vtkm::cont::ArrayHandleCounting<vtkm::Id>;
|
||
|
using RangeArrayHandle = vtkm::cont::ArrayHandle<vtkm::Range>;
|
||
|
using RangePermutationArrayHandle =
|
||
|
vtkm::cont::ArrayHandlePermutation<IdArrayHandle, RangeArrayHandle>;
|
||
|
using SplitArrayHandle = vtkm::cont::ArrayHandle<vtkm::worklet::spatialstructure::TreeNode>;
|
||
|
using SplitPermutationArrayHandle =
|
||
|
vtkm::cont::ArrayHandlePermutation<IdArrayHandle, SplitArrayHandle>;
|
||
|
using SplitPropertiesArrayHandle =
|
||
|
vtkm::cont::ArrayHandle<vtkm::worklet::spatialstructure::SplitProperties>;
|
||
|
using HandleType = vtkm::cont::VirtualObjectHandle<vtkm::exec::CellLocator>;
|
||
|
|
||
|
|
||
|
namespace
|
||
|
{
|
||
|
|
||
|
VTKM_CONT IdArrayHandle CalculateSegmentSizes(const IdArrayHandle& segmentIds, vtkm::Id numCells)
|
||
|
{
|
||
|
IdArrayHandle discardKeys;
|
||
|
IdArrayHandle segmentSizes;
|
||
|
vtkm::cont::Algorithm::ReduceByKey(segmentIds,
|
||
|
vtkm::cont::ArrayHandleConstant<vtkm::Id>(1, numCells),
|
||
|
discardKeys,
|
||
|
segmentSizes,
|
||
|
vtkm::Add());
|
||
|
return segmentSizes;
|
||
|
}
|
||
|
|
||
|
VTKM_CONT IdArrayHandle GenerateSegmentIds(const IdArrayHandle& segmentSizes, vtkm::Id numCells)
|
||
|
{
|
||
|
// Compact segment ids, removing non-contiguous values.
|
||
|
|
||
|
// 1. Perform ScanInclusive to calculate the end positions of each segment
|
||
|
IdArrayHandle segmentEnds;
|
||
|
vtkm::cont::Algorithm::ScanInclusive(segmentSizes, segmentEnds);
|
||
|
// 2. Perform UpperBounds to perform the final compaction.
|
||
|
IdArrayHandle segmentIds;
|
||
|
vtkm::cont::Algorithm::UpperBounds(
|
||
|
segmentEnds, vtkm::cont::ArrayHandleCounting<vtkm::Id>(0, 1, numCells), segmentIds);
|
||
|
return segmentIds;
|
||
|
}
|
||
|
|
||
|
VTKM_CONT void CalculatePlaneSplitCost(vtkm::IdComponent planeIndex,
|
||
|
vtkm::IdComponent numPlanes,
|
||
|
RangePermutationArrayHandle& segmentRanges,
|
||
|
RangeArrayHandle& ranges,
|
||
|
CoordsArrayHandle& coords,
|
||
|
IdArrayHandle& segmentIds,
|
||
|
SplitPropertiesArrayHandle& splits,
|
||
|
vtkm::IdComponent index,
|
||
|
vtkm::IdComponent numTotalPlanes)
|
||
|
{
|
||
|
vtkm::worklet::Invoker invoker;
|
||
|
|
||
|
// Make candidate split plane array
|
||
|
vtkm::cont::ArrayHandle<vtkm::FloatDefault> splitPlanes;
|
||
|
vtkm::worklet::spatialstructure::SplitPlaneCalculatorWorklet splitPlaneCalcWorklet(planeIndex,
|
||
|
numPlanes);
|
||
|
invoker(splitPlaneCalcWorklet, segmentRanges, splitPlanes);
|
||
|
|
||
|
// Check if a point is to the left of the split plane or right
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> isLEQOfSplitPlane, isROfSplitPlane;
|
||
|
invoker(vtkm::worklet::spatialstructure::LEQWorklet{},
|
||
|
coords,
|
||
|
splitPlanes,
|
||
|
isLEQOfSplitPlane,
|
||
|
isROfSplitPlane);
|
||
|
|
||
|
// Count of points to the left
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> pointsToLeft;
|
||
|
IdArrayHandle discardKeys;
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, isLEQOfSplitPlane, discardKeys, pointsToLeft, vtkm::Add());
|
||
|
|
||
|
// Count of points to the right
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> pointsToRight;
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, isROfSplitPlane, discardKeys, pointsToRight, vtkm::Add());
|
||
|
|
||
|
isLEQOfSplitPlane.ReleaseResourcesExecution();
|
||
|
isROfSplitPlane.ReleaseResourcesExecution();
|
||
|
|
||
|
// Calculate Lmax and Rmin
|
||
|
vtkm::cont::ArrayHandle<vtkm::Range> lMaxRanges;
|
||
|
{
|
||
|
vtkm::cont::ArrayHandle<vtkm::Range> leqRanges;
|
||
|
vtkm::worklet::spatialstructure::FilterRanges<true> worklet;
|
||
|
invoker(worklet, coords, splitPlanes, ranges, leqRanges);
|
||
|
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, leqRanges, discardKeys, lMaxRanges, vtkm::worklet::spatialstructure::RangeAdd());
|
||
|
}
|
||
|
|
||
|
vtkm::cont::ArrayHandle<vtkm::Range> rMinRanges;
|
||
|
{
|
||
|
vtkm::cont::ArrayHandle<vtkm::Range> rRanges;
|
||
|
vtkm::worklet::spatialstructure::FilterRanges<false> worklet;
|
||
|
invoker(worklet, coords, splitPlanes, ranges, rRanges);
|
||
|
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, rRanges, discardKeys, rMinRanges, vtkm::worklet::spatialstructure::RangeAdd());
|
||
|
}
|
||
|
|
||
|
vtkm::cont::ArrayHandle<vtkm::FloatDefault> segmentedSplitPlanes;
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, splitPlanes, discardKeys, segmentedSplitPlanes, vtkm::Minimum());
|
||
|
|
||
|
// Calculate costs
|
||
|
vtkm::worklet::spatialstructure::SplitPropertiesCalculator splitPropertiesCalculator(
|
||
|
index, numTotalPlanes + 1);
|
||
|
invoker(splitPropertiesCalculator,
|
||
|
pointsToLeft,
|
||
|
pointsToRight,
|
||
|
lMaxRanges,
|
||
|
rMinRanges,
|
||
|
segmentedSplitPlanes,
|
||
|
splits);
|
||
|
}
|
||
|
|
||
|
VTKM_CONT void CalculateSplitCosts(vtkm::IdComponent numPlanes,
|
||
|
RangePermutationArrayHandle& segmentRanges,
|
||
|
RangeArrayHandle& ranges,
|
||
|
CoordsArrayHandle& coords,
|
||
|
IdArrayHandle& segmentIds,
|
||
|
SplitPropertiesArrayHandle& splits)
|
||
|
{
|
||
|
for (vtkm::IdComponent planeIndex = 0; planeIndex < numPlanes; ++planeIndex)
|
||
|
{
|
||
|
CalculatePlaneSplitCost(planeIndex,
|
||
|
numPlanes,
|
||
|
segmentRanges,
|
||
|
ranges,
|
||
|
coords,
|
||
|
segmentIds,
|
||
|
splits,
|
||
|
planeIndex,
|
||
|
numPlanes);
|
||
|
}
|
||
|
// Calculate median costs
|
||
|
CalculatePlaneSplitCost(
|
||
|
0, 1, segmentRanges, ranges, coords, segmentIds, splits, numPlanes, numPlanes);
|
||
|
}
|
||
|
|
||
|
VTKM_CONT IdArrayHandle CalculateSplitScatterIndices(const IdArrayHandle& cellIds,
|
||
|
const IdArrayHandle& leqFlags,
|
||
|
const IdArrayHandle& segmentIds)
|
||
|
{
|
||
|
vtkm::worklet::Invoker invoker;
|
||
|
|
||
|
// Count total number of true flags preceding in segment
|
||
|
IdArrayHandle trueFlagCounts;
|
||
|
vtkm::cont::Algorithm::ScanExclusiveByKey(segmentIds, leqFlags, trueFlagCounts);
|
||
|
|
||
|
// Make a counting iterator.
|
||
|
CountingIdArrayHandle counts(0, 1, cellIds.GetNumberOfValues());
|
||
|
|
||
|
// Total number of elements in previous segment
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> countPreviousSegments;
|
||
|
vtkm::cont::Algorithm::ScanInclusiveByKey(
|
||
|
segmentIds, counts, countPreviousSegments, vtkm::Minimum());
|
||
|
|
||
|
// Total number of false flags so far in segment
|
||
|
vtkm::cont::ArrayHandleTransform<IdArrayHandle, vtkm::worklet::spatialstructure::Invert>
|
||
|
flagsInverse(leqFlags, vtkm::worklet::spatialstructure::Invert());
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> runningFalseFlagCount;
|
||
|
vtkm::cont::Algorithm::ScanInclusiveByKey(
|
||
|
segmentIds, flagsInverse, runningFalseFlagCount, vtkm::Add());
|
||
|
|
||
|
// Total number of false flags in segment
|
||
|
IdArrayHandle totalFalseFlagSegmentCount =
|
||
|
vtkm::worklet::spatialstructure::ReverseScanInclusiveByKey(
|
||
|
segmentIds, runningFalseFlagCount, vtkm::Maximum());
|
||
|
|
||
|
// if point is to the left,
|
||
|
// index = total number in previous segments + total number of false flags in this segment + total number of trues in previous segment
|
||
|
// else
|
||
|
// index = total number in previous segments + number of falses preceding it in the segment.
|
||
|
IdArrayHandle scatterIndices;
|
||
|
invoker(vtkm::worklet::spatialstructure::SplitIndicesCalculator{},
|
||
|
leqFlags,
|
||
|
trueFlagCounts,
|
||
|
countPreviousSegments,
|
||
|
runningFalseFlagCount,
|
||
|
totalFalseFlagSegmentCount,
|
||
|
scatterIndices);
|
||
|
return scatterIndices;
|
||
|
}
|
||
|
|
||
|
} // anonymous namespace
|
||
|
|
||
|
VTKM_CONT
|
||
|
void CellLocatorBoundingIntervalHierarchy::Build()
|
||
|
{
|
||
|
vtkm::worklet::Invoker invoker;
|
||
|
|
||
|
vtkm::cont::DynamicCellSet cellSet = this->GetCellSet();
|
||
|
vtkm::Id numCells = cellSet.GetNumberOfCells();
|
||
|
vtkm::cont::CoordinateSystem coords = this->GetCoordinates();
|
||
|
vtkm::cont::ArrayHandleVirtualCoordinates points = coords.GetData();
|
||
|
|
||
|
//std::cout << "No of cells: " << numCells << "\n";
|
||
|
//std::cout.precision(3);
|
||
|
//START_TIMER(s11);
|
||
|
IdArrayHandle cellIds;
|
||
|
vtkm::cont::Algorithm::Copy(CountingIdArrayHandle(0, 1, numCells), cellIds);
|
||
|
IdArrayHandle segmentIds;
|
||
|
vtkm::cont::Algorithm::Copy(vtkm::cont::ArrayHandleConstant<vtkm::Id>(0, numCells), segmentIds);
|
||
|
//PRINT_TIMER("1.1", s11);
|
||
|
|
||
|
//START_TIMER(s12);
|
||
|
CoordsArrayHandle centerXs, centerYs, centerZs;
|
||
|
RangeArrayHandle xRanges, yRanges, zRanges;
|
||
|
invoker(vtkm::worklet::spatialstructure::CellRangesExtracter{},
|
||
|
cellSet,
|
||
|
points,
|
||
|
xRanges,
|
||
|
yRanges,
|
||
|
zRanges,
|
||
|
centerXs,
|
||
|
centerYs,
|
||
|
centerZs);
|
||
|
//PRINT_TIMER("1.2", s12);
|
||
|
|
||
|
bool done = false;
|
||
|
//vtkm::IdComponent iteration = 0;
|
||
|
vtkm::Id nodesIndexOffset = 0;
|
||
|
vtkm::Id numSegments = 1;
|
||
|
IdArrayHandle discardKeys;
|
||
|
IdArrayHandle segmentSizes;
|
||
|
segmentSizes.Allocate(1);
|
||
|
segmentSizes.GetPortalControl().Set(0, numCells);
|
||
|
this->ProcessedCellIds.Allocate(numCells);
|
||
|
vtkm::Id cellIdsOffset = 0;
|
||
|
|
||
|
IdArrayHandle parentIndices;
|
||
|
parentIndices.Allocate(1);
|
||
|
parentIndices.GetPortalControl().Set(0, -1);
|
||
|
|
||
|
while (!done)
|
||
|
{
|
||
|
//std::cout << "**** Iteration " << (++iteration) << " ****\n";
|
||
|
//Output(segmentSizes);
|
||
|
//START_TIMER(s21);
|
||
|
// Calculate the X, Y, Z bounding ranges for each segment
|
||
|
RangeArrayHandle perSegmentXRanges, perSegmentYRanges, perSegmentZRanges;
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, xRanges, discardKeys, perSegmentXRanges, vtkm::Add());
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, yRanges, discardKeys, perSegmentYRanges, vtkm::Add());
|
||
|
vtkm::cont::Algorithm::ReduceByKey(
|
||
|
segmentIds, zRanges, discardKeys, perSegmentZRanges, vtkm::Add());
|
||
|
//PRINT_TIMER("2.1", s21);
|
||
|
|
||
|
// Expand the per segment bounding ranges, to per cell;
|
||
|
RangePermutationArrayHandle segmentXRanges(segmentIds, perSegmentXRanges);
|
||
|
RangePermutationArrayHandle segmentYRanges(segmentIds, perSegmentYRanges);
|
||
|
RangePermutationArrayHandle segmentZRanges(segmentIds, perSegmentZRanges);
|
||
|
|
||
|
//START_TIMER(s22);
|
||
|
// Calculate split costs for NumPlanes split planes, across X, Y and Z dimensions
|
||
|
vtkm::Id numSplitPlanes = numSegments * (this->NumPlanes + 1);
|
||
|
vtkm::cont::ArrayHandle<vtkm::worklet::spatialstructure::SplitProperties> xSplits, ySplits,
|
||
|
zSplits;
|
||
|
xSplits.Allocate(numSplitPlanes);
|
||
|
ySplits.Allocate(numSplitPlanes);
|
||
|
zSplits.Allocate(numSplitPlanes);
|
||
|
CalculateSplitCosts(this->NumPlanes, segmentXRanges, xRanges, centerXs, segmentIds, xSplits);
|
||
|
CalculateSplitCosts(this->NumPlanes, segmentYRanges, yRanges, centerYs, segmentIds, ySplits);
|
||
|
CalculateSplitCosts(this->NumPlanes, segmentZRanges, zRanges, centerZs, segmentIds, zSplits);
|
||
|
//PRINT_TIMER("2.2", s22);
|
||
|
|
||
|
segmentXRanges.ReleaseResourcesExecution();
|
||
|
segmentYRanges.ReleaseResourcesExecution();
|
||
|
segmentZRanges.ReleaseResourcesExecution();
|
||
|
|
||
|
//START_TIMER(s23);
|
||
|
// Select best split plane and dimension across X, Y, Z dimension, per segment
|
||
|
SplitArrayHandle segmentSplits;
|
||
|
vtkm::cont::ArrayHandle<vtkm::FloatDefault> segmentPlanes;
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> splitChoices;
|
||
|
CountingIdArrayHandle indices(0, 1, numSegments);
|
||
|
|
||
|
vtkm::worklet::spatialstructure::SplitSelector worklet(
|
||
|
this->NumPlanes, this->MaxLeafSize, this->NumPlanes + 1);
|
||
|
invoker(worklet,
|
||
|
indices,
|
||
|
xSplits,
|
||
|
ySplits,
|
||
|
zSplits,
|
||
|
segmentSizes,
|
||
|
segmentSplits,
|
||
|
segmentPlanes,
|
||
|
splitChoices);
|
||
|
//PRINT_TIMER("2.3", s23);
|
||
|
|
||
|
// Expand the per segment split plane to per cell
|
||
|
SplitPermutationArrayHandle splits(segmentIds, segmentSplits);
|
||
|
CoordsPermutationArrayHandle planes(segmentIds, segmentPlanes);
|
||
|
|
||
|
//START_TIMER(s31);
|
||
|
IdArrayHandle leqFlags;
|
||
|
invoker(vtkm::worklet::spatialstructure::CalculateSplitDirectionFlag{},
|
||
|
centerXs,
|
||
|
centerYs,
|
||
|
centerZs,
|
||
|
splits,
|
||
|
planes,
|
||
|
leqFlags);
|
||
|
//PRINT_TIMER("3.1", s31);
|
||
|
|
||
|
//START_TIMER(s32);
|
||
|
IdArrayHandle scatterIndices = CalculateSplitScatterIndices(cellIds, leqFlags, segmentIds);
|
||
|
IdArrayHandle newSegmentIds;
|
||
|
IdPermutationArrayHandle sizes(segmentIds, segmentSizes);
|
||
|
invoker(vtkm::worklet::spatialstructure::SegmentSplitter{ this->MaxLeafSize },
|
||
|
segmentIds,
|
||
|
leqFlags,
|
||
|
sizes,
|
||
|
newSegmentIds);
|
||
|
//PRINT_TIMER("3.2", s32);
|
||
|
|
||
|
//START_TIMER(s33);
|
||
|
vtkm::cont::ArrayHandle<vtkm::Id> choices;
|
||
|
vtkm::cont::Algorithm::Copy(IdPermutationArrayHandle(segmentIds, splitChoices), choices);
|
||
|
cellIds = vtkm::worklet::spatialstructure::ScatterArray(cellIds, scatterIndices);
|
||
|
segmentIds = vtkm::worklet::spatialstructure::ScatterArray(segmentIds, scatterIndices);
|
||
|
newSegmentIds = vtkm::worklet::spatialstructure::ScatterArray(newSegmentIds, scatterIndices);
|
||
|
xRanges = vtkm::worklet::spatialstructure::ScatterArray(xRanges, scatterIndices);
|
||
|
yRanges = vtkm::worklet::spatialstructure::ScatterArray(yRanges, scatterIndices);
|
||
|
zRanges = vtkm::worklet::spatialstructure::ScatterArray(zRanges, scatterIndices);
|
||
|
centerXs = vtkm::worklet::spatialstructure::ScatterArray(centerXs, scatterIndices);
|
||
|
centerYs = vtkm::worklet::spatialstructure::ScatterArray(centerYs, scatterIndices);
|
||
|
centerZs = vtkm::worklet::spatialstructure::ScatterArray(centerZs, scatterIndices);
|
||
|
choices = vtkm::worklet::spatialstructure::ScatterArray(choices, scatterIndices);
|
||
|
//PRINT_TIMER("3.3", s33);
|
||
|
|
||
|
// Move the cell ids at leafs to the processed cellids list
|
||
|
//START_TIMER(s41);
|
||
|
IdArrayHandle nonSplitSegmentSizes;
|
||
|
invoker(vtkm::worklet::spatialstructure::NonSplitIndexCalculator{ this->MaxLeafSize },
|
||
|
segmentSizes,
|
||
|
nonSplitSegmentSizes);
|
||
|
IdArrayHandle nonSplitSegmentIndices;
|
||
|
vtkm::cont::Algorithm::ScanExclusive(nonSplitSegmentSizes, nonSplitSegmentIndices);
|
||
|
IdArrayHandle runningSplitSegmentCounts;
|
||
|
vtkm::Id numNewSegments =
|
||
|
vtkm::cont::Algorithm::ScanExclusive(splitChoices, runningSplitSegmentCounts);
|
||
|
//PRINT_TIMER("4.1", s41);
|
||
|
|
||
|
//START_TIMER(s42);
|
||
|
IdArrayHandle doneCellIds;
|
||
|
vtkm::cont::Algorithm::CopyIf(
|
||
|
cellIds, choices, doneCellIds, vtkm::worklet::spatialstructure::Invert());
|
||
|
vtkm::cont::Algorithm::CopySubRange(
|
||
|
doneCellIds, 0, doneCellIds.GetNumberOfValues(), this->ProcessedCellIds, cellIdsOffset);
|
||
|
|
||
|
cellIds = vtkm::worklet::spatialstructure::CopyIfArray(cellIds, choices);
|
||
|
newSegmentIds = vtkm::worklet::spatialstructure::CopyIfArray(newSegmentIds, choices);
|
||
|
xRanges = vtkm::worklet::spatialstructure::CopyIfArray(xRanges, choices);
|
||
|
yRanges = vtkm::worklet::spatialstructure::CopyIfArray(yRanges, choices);
|
||
|
zRanges = vtkm::worklet::spatialstructure::CopyIfArray(zRanges, choices);
|
||
|
centerXs = vtkm::worklet::spatialstructure::CopyIfArray(centerXs, choices);
|
||
|
centerYs = vtkm::worklet::spatialstructure::CopyIfArray(centerYs, choices);
|
||
|
centerZs = vtkm::worklet::spatialstructure::CopyIfArray(centerZs, choices);
|
||
|
//PRINT_TIMER("4.2", s42);
|
||
|
|
||
|
//START_TIMER(s43);
|
||
|
// Make a new nodes with enough nodes for the current level, copying over the old one
|
||
|
vtkm::Id nodesSize = this->Nodes.GetNumberOfValues() + numSegments;
|
||
|
vtkm::cont::ArrayHandle<vtkm::exec::CellLocatorBoundingIntervalHierarchyNode> newTree;
|
||
|
newTree.Allocate(nodesSize);
|
||
|
vtkm::cont::Algorithm::CopySubRange(this->Nodes, 0, this->Nodes.GetNumberOfValues(), newTree);
|
||
|
|
||
|
IdArrayHandle nextParentIndices;
|
||
|
nextParentIndices.Allocate(2 * numNewSegments);
|
||
|
|
||
|
CountingIdArrayHandle nodesIndices(nodesIndexOffset, 1, numSegments);
|
||
|
vtkm::worklet::spatialstructure::TreeLevelAdder nodesAdder(
|
||
|
cellIdsOffset, nodesSize, this->MaxLeafSize);
|
||
|
invoker(nodesAdder,
|
||
|
nodesIndices,
|
||
|
segmentSplits,
|
||
|
nonSplitSegmentIndices,
|
||
|
segmentSizes,
|
||
|
runningSplitSegmentCounts,
|
||
|
parentIndices,
|
||
|
newTree,
|
||
|
nextParentIndices);
|
||
|
nodesIndexOffset = nodesSize;
|
||
|
cellIdsOffset += doneCellIds.GetNumberOfValues();
|
||
|
this->Nodes = newTree;
|
||
|
//PRINT_TIMER("4.3", s43);
|
||
|
//START_TIMER(s51);
|
||
|
segmentIds = newSegmentIds;
|
||
|
segmentSizes = CalculateSegmentSizes(segmentIds, segmentIds.GetNumberOfValues());
|
||
|
segmentIds = GenerateSegmentIds(segmentSizes, segmentIds.GetNumberOfValues());
|
||
|
IdArrayHandle uniqueSegmentIds;
|
||
|
vtkm::cont::Algorithm::Copy(segmentIds, uniqueSegmentIds);
|
||
|
vtkm::cont::Algorithm::Unique(uniqueSegmentIds);
|
||
|
numSegments = uniqueSegmentIds.GetNumberOfValues();
|
||
|
done = segmentIds.GetNumberOfValues() == 0;
|
||
|
parentIndices = nextParentIndices;
|
||
|
//PRINT_TIMER("5.1", s51);
|
||
|
//std::cout << "Iteration time: " << iterationTimer.GetElapsedTime() << "\n";
|
||
|
}
|
||
|
//std::cout << "Total time: " << totalTimer.GetElapsedTime() << "\n";
|
||
|
}
|
||
|
|
||
|
class CellLocatorBoundingIntervalHierarchy::PrepareForExecutionFunctor
|
||
|
{
|
||
|
public:
|
||
|
template <typename DeviceAdapter>
|
||
|
VTKM_CONT bool operator()(DeviceAdapter,
|
||
|
const vtkm::cont::CellLocatorBoundingIntervalHierarchy& bih,
|
||
|
HandleType& bihExec) const
|
||
|
{
|
||
|
vtkm::cont::DynamicCellSet cellSet = bih.GetCellSet();
|
||
|
if (cellSet.IsType<vtkm::cont::CellSetExplicit<>>())
|
||
|
{
|
||
|
using CellSetType = vtkm::cont::CellSetExplicit<>;
|
||
|
using ExecutionType =
|
||
|
vtkm::exec::CellLocatorBoundingIntervalHierarchyExec<DeviceAdapter, CellSetType>;
|
||
|
ExecutionType* execObject = new ExecutionType(bih.Nodes,
|
||
|
bih.ProcessedCellIds,
|
||
|
bih.GetCellSet().Cast<CellSetType>(),
|
||
|
bih.GetCoordinates().GetData(),
|
||
|
DeviceAdapter());
|
||
|
bihExec.Reset(execObject);
|
||
|
}
|
||
|
else if (cellSet.IsType<vtkm::cont::CellSetStructured<2>>())
|
||
|
{
|
||
|
using CellSetType = vtkm::cont::CellSetStructured<2>;
|
||
|
using ExecutionType =
|
||
|
vtkm::exec::CellLocatorBoundingIntervalHierarchyExec<DeviceAdapter, CellSetType>;
|
||
|
ExecutionType* execObject = new ExecutionType(bih.Nodes,
|
||
|
bih.ProcessedCellIds,
|
||
|
bih.GetCellSet().Cast<CellSetType>(),
|
||
|
bih.GetCoordinates().GetData(),
|
||
|
DeviceAdapter());
|
||
|
bihExec.Reset(execObject);
|
||
|
}
|
||
|
else if (cellSet.IsType<vtkm::cont::CellSetStructured<3>>())
|
||
|
{
|
||
|
using CellSetType = vtkm::cont::CellSetStructured<3>;
|
||
|
using ExecutionType =
|
||
|
vtkm::exec::CellLocatorBoundingIntervalHierarchyExec<DeviceAdapter, CellSetType>;
|
||
|
ExecutionType* execObject = new ExecutionType(bih.Nodes,
|
||
|
bih.ProcessedCellIds,
|
||
|
bih.GetCellSet().Cast<CellSetType>(),
|
||
|
bih.GetCoordinates().GetData(),
|
||
|
DeviceAdapter());
|
||
|
bihExec.Reset(execObject);
|
||
|
}
|
||
|
else if (cellSet.IsType<vtkm::cont::CellSetSingleType<>>())
|
||
|
{
|
||
|
using CellSetType = vtkm::cont::CellSetSingleType<>;
|
||
|
using ExecutionType =
|
||
|
vtkm::exec::CellLocatorBoundingIntervalHierarchyExec<DeviceAdapter, CellSetType>;
|
||
|
ExecutionType* execObject = new ExecutionType(bih.Nodes,
|
||
|
bih.ProcessedCellIds,
|
||
|
bih.GetCellSet().Cast<CellSetType>(),
|
||
|
bih.GetCoordinates().GetData(),
|
||
|
DeviceAdapter());
|
||
|
bihExec.Reset(execObject);
|
||
|
}
|
||
|
else
|
||
|
{
|
||
|
throw vtkm::cont::ErrorBadType("Could not determine type to write out.");
|
||
|
}
|
||
|
return true;
|
||
|
}
|
||
|
};
|
||
|
|
||
|
VTKM_CONT
|
||
|
const HandleType CellLocatorBoundingIntervalHierarchy::PrepareForExecutionImpl(
|
||
|
const vtkm::cont::DeviceAdapterId deviceId) const
|
||
|
{
|
||
|
const bool success =
|
||
|
vtkm::cont::TryExecuteOnDevice(deviceId, PrepareForExecutionFunctor(), *this, this->ExecHandle);
|
||
|
if (!success)
|
||
|
{
|
||
|
throwFailedRuntimeDeviceTransfer("BoundingIntervalHierarchy", deviceId);
|
||
|
}
|
||
|
|
||
|
return this->ExecHandle;
|
||
|
}
|
||
|
|
||
|
} //namespace cont
|
||
|
} //namespace vtkm
|