PriorityOrderPoints.h

Go to the documentation of this file.

// Copyright Epic Games, Inc. All Rights Reserved.
 
#pragma once
 
#include "Containers/Array.h"
#include "Containers/ArrayView.h"
#include "CoreMinimal.h"
#include "Math/UnrealMathSSE.h"
#include "Spatial/PointHashGrid3.h"
 
namespace UE
{
namespace Geometry
{
 
using namespace UE::Math;
 
struct FPriorityOrderPoints
{
 
 
    // Octree levels to populate incrementally when spacing out points via ComputeUniformSpaced
    // We will consider a maximum of (2^SpatialLevels)^3 "cells" at the finest granularity
    int32 SpatialLevels = 10;
 
 
 
    TArray<int32> Order;
 
public:
 
    FPriorityOrderPoints(int32 SpatialLevels = 10) : SpatialLevels(SpatialLevels)
    {
    }
 
    GEOMETRYCORE_API void ComputeUniformSpaced(TArrayView<const FVector3d> Points, TArrayView<const float> ImportanceWeights, int32 EarlyStop = -1, int32 OffsetResFactor = 4);
    GEOMETRYCORE_API void ComputeUniformSpaced(TArrayView<const FVector3f> Points, TArrayView<const float> ImportanceWeights, int32 EarlyStop = -1, int32 OffsetResFactor = 4);
 
    GEOMETRYCORE_API void ComputeUniformSpaced(TArrayView<const FVector3d> Points, TArrayView<const float> ImportanceWeights, TArrayView<const float> SecondImportanceWeights, int32 EarlyStop = -1, int32 OffsetResFactor = 4);
    GEOMETRYCORE_API void ComputeUniformSpaced(TArrayView<const FVector3f> Points, TArrayView<const float> ImportanceWeights, TArrayView<const float> SecondImportanceWeights, int32 EarlyStop = -1, int32 OffsetResFactor = 4);
 
    GEOMETRYCORE_API void ComputeDescendingImportance(TArrayView<const float> ImportanceWeights);
 
};
 
} // end namespace UE::Geometry
} // end namespace UE