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Reverting away from Signed Distance computation (again). It works but convergence is slow, plan to upgrade the method in the future

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This commit is contained in:
James E McClure
2015-11-14 20:57:07 -05:00
parent cf863aaed4
commit 3ea19e53c7
2 changed files with 10 additions and 5 deletions
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13
common/TwoPhase.cpp
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@@ -179,7 +179,7 @@ void TwoPhase::ColorToSignedDistance(double Beta, DoubleArray &ColorData, Double
{
double factor,temp,value;
factor=0.5/Beta;
// Initialize to -1,1 (segmentation)
/* // Initialize to -1,1 (segmentation)
for (int k=0; k<Nz; k++){
for (int j=0; j<Ny; j++){
for (int i=0; i<Nx; i++){
@@ -214,7 +214,7 @@ void TwoPhase::ColorToSignedDistance(double Beta, DoubleArray &ColorData, Double
}
}
}
/*
*/
for (int k=0; k<Nz; k++){
for (int j=0; j<Ny; j++){
for (int i=0; i<Nx; i++){
@@ -222,7 +222,7 @@ void TwoPhase::ColorToSignedDistance(double Beta, DoubleArray &ColorData, Double
}
}
}
*/
// for (int n=0; n<Nx*Ny*Nz; n++) DistData[n] = ColorData[n];
}
@@ -483,7 +483,7 @@ void TwoPhase::ComputeLocal()
// Integrate the trimmed mean curvature (hard-coded to use a distance of 4 pixels)
pmmc_CubeTrimSurfaceInterpValues(CubeValues,MeanCurvature,SDs,nw_pts,nw_tris,Values,DistanceValues,
i,j,k,n_nw_pts,n_nw_tris,trimdist,trawn,trJwn);
i,j,k,n_nw_pts,n_nw_tris,trimdist,dummy,trJwn);
pmmc_CubeTrimSurfaceInterpInverseValues(CubeValues,MeanCurvature,SDs,nw_pts,nw_tris,Values,DistanceValues,
i,j,k,n_nw_pts,n_nw_tris,trimdist,dummy,trRwn);
@@ -526,6 +526,11 @@ void TwoPhase::ComputeLocal()
// Compute the non-wetting phase surface and associated area
An += geomavg_MarchingCubes(SDn,fluid_isovalue,i,j,k,nw_pts,n_nw_pts,nw_tris,n_nw_tris);
// Compute the integral of mean curvature
if (n_nw_pts>0){
pmmc_CubeTrimSurfaceInterpValues(CubeValues,MeanCurvature,SDs,nw_pts,nw_tris,Values,DistanceValues,
i,j,k,n_nw_pts,n_nw_tris,trimdist,trawn,dummy);
}
Jn += pmmc_CubeSurfaceInterpValue(CubeValues,MeanCurvature,nw_pts,nw_tris,Values,
i,j,k,n_nw_pts,n_nw_tris);
// Compute Euler characteristic from integral of gaussian curvature