MRCalcDims.h

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#pragma once
 
#include "MRVoxelsFwd.h"
#include <MRMesh/MRVector3.h>
#include <MRMesh/MRBox.h>
 
namespace MR
{
 
struct OriginAndDimensions
{
    Vector3f origin;
    Vector3i dimensions;
};
 
inline OriginAndDimensions calcOriginAndDimensions( const Box3f & box, float voxelSize )
{
    const auto expansion = Vector3f::diagonal( 2 * voxelSize );
    const auto origin = box.min - expansion;
    return
    {
        .origin = origin,
        .dimensions = Vector3i( ( box.max + expansion - origin ) / voxelSize ) + Vector3i::diagonal( 1 )
    };
}
 
} //namespace MR