CRTreeNode.H

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#ifndef _CRTREENODE_H_
#define _CRTREENODE_H_
 
#include "FieldQty.H"
#include "../Definitions.H"
#include "../Utils/RealBox.H"
#include "../Utils/RealTensor2.H"
#include "../Utils/Types.H"
#include "../Utils/Vec3.H"
 
namespace criptic {
 
  // Flag values for bitmasking indices. The binary representations
  // of these variables are:
  // rootNode      = 000000...
  // nullNode      = 111111...
  // extNode       = 100000...
  constexpr IdxType rootNode = 0;       
  constexpr IdxType nullNode = maxIdx;  
  constexpr IdxType nullPacket = maxIdx; 
  constexpr IdxType extNode = ~(nullNode >> 1); 
  typedef struct {
    IdxType start;  
    IdxType count;  
    IdxType srcStart; 
    IdxType srcCount; 
    int owner;      
    int splitDim;   
    Real splitVal;  
    RealBox box;    
  } GlobalNode;
 
  typedef struct LocalNodeStruct_ {
    IdxType start;  
    IdxType count;  
    IdxType lchild; 
    IdxType rchild; 
    IdxType parent; 
    IdxType order;  
    int splitDim;   
    Real splitVal;  
    RealBox box;    
    RealBox bnd;    
    Real wSum;      
    Real w2Sum;     
    RealVec cm;     
    RealTensor2 cov;   
    FieldQty fQ[TREE_RIGIDITY_BINS]; 
    constexpr bool ext() const {
      return (lchild != nullNode) && (lchild & extNode);
    }
 
    constexpr int rank() const {
      return (int) (lchild & (~extNode));
    }
    
  } LocalNode;
 
}
 
#endif
// _CRTREENODE_H_