MRGridSettings.h

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#pragma once
 
#include "MRVector2.h"
#include "MRBuffer.h"
 
namespace MR
{
 
struct GridSettings
{
    Vector2i dim;
 
    BMap<VertId, size_t> vertIds;
 
    enum class EdgeType
    {
        Horizontal,  // (x,y) - (x+1,y)
        Vertical,    // (x,y) - (x,y+1)
        DiagonalA,   // (x,y) - (x+1,y+1)
        DiagonalB    // (x+1,y) - (x,y+1)
        // both DiagonalA and DiagonalB cannot return valid edges
    };
    BMap<UndirectedEdgeId, size_t> uedgeIds;
 
    enum class TriType
    {
        Lower, // (x,y), (x+1,y), (x+1,y+1) if DiagonalA or (x,y), (x+1,y), (x,y+1) if DiagonalB
        Upper  // (x,y), (x+1,y+1), (x,y+1) if DiagonalA or (x+1,y), (x+1,y+1), (x,y+1) if DiagonalB
    };
    BMap<FaceId, size_t> faceIds;
};
 
} // namespace MR