https://github.com/HTDerekLiu/surface_multigrid_code
Tip revision: a827578755d864df68b103c71048c7da7a00ce59 authored by HTDerekLiu on 09 August 2021, 18:36:04 UTC
add a faster example
add a faster example
Tip revision: a827578
normalize_unit_area.cpp
#include "normalize_unit_area.h"
void normalize_unit_area(
Eigen::MatrixXd & V,
const Eigen::MatrixXi & F)
{
using namespace Eigen;
using namespace std;
VectorXd FA;
igl::doublearea(V,F,FA);
double scale = sqrt(FA.sum() / 2);
V /= scale;
// VectorXd FA_scaled;
// igl::doublearea(V,F,FA_scaled);
// cout << FA_scaled.sum() / 2 << endl;
// for (int ii=0; ii<V.cols(); ii++)
// V.col(ii) = V.col(ii).array() - U.col(ii).mean();
V.col(0) = V.col(0).array() - V.col(0).mean();
V.col(1) = V.col(1).array() - V.col(1).mean();
V.col(2) = V.col(2).array() - V.col(2).minCoeff();
}