VCG LibraryのBall Pivotingでメッシュ生成

#include <vcg/complex/algorithms/create/ball_pivoting.h>

int X = 50;
int Y = 50;

auto itr = vcg::tri::Allocator<MyMesh>::AddVertices(mesh,X*Y);

for (size_t x = 0; x < X; x++) {
  for (size_t y = 0; y < Y; y++) {

    double d1 = rand() % 100 / 2000.0;
    double d2 = rand() % 100 / 2000.0;
    double d3 = rand() % 100 / 7000.0;

    double dx = x / (double)X; // 0.0 ～ 1.0の範囲にする
    double dy = y / (double)Y;

    itr->P().X() = dx + d1;
    itr->P().Y() = dy + d2;
    itr->P().Z() = d3;

    ++itr;

  }
}

double radius = 0.05;
double clustering = 0.03;
tri::BallPivoting<MyMesh> pivot(mesh, radius, clustering);
pivot.BuildMesh();