mesh_inspector.h

/*
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#ifndef H_HEXDOM_ALGO_MESH_INSPECTOR_H
#define H_HEXDOM_ALGO_MESH_INSPECTOR_H
 
#include <exploragram/basic/common.h>
#include <exploragram/hexdom/mesh_utils.h>
 
namespace GEO {
 
    void EXPLORAGRAM_API get_facet_stats(Mesh* m, const char * msg = "get_facet_stats", bool export_attribs = false);
 
    bool EXPLORAGRAM_API surface_is_tetgenifiable(Mesh* m);
 
    bool EXPLORAGRAM_API volume_is_tetgenifiable(Mesh* m);
 
    bool EXPLORAGRAM_API surface_is_manifold(Mesh* m, std::string& msg);
 
    bool EXPLORAGRAM_API volume_boundary_is_manifold(Mesh* m, std::string& msg);
 
    double EXPLORAGRAM_API tet_vol(vec3 A, vec3 B, vec3 C, vec3 D);
 
    void EXPLORAGRAM_API get_hex_proportion(Mesh*m, double &nb_hex_prop, double &vol_hex_prop);
 
    bool EXPLORAGRAM_API have_negative_tet_volume(Mesh*m);
 
    inline vec3 facet_normal(Mesh* m, index_t f) {
        index_t nbv = m->facets.nb_vertices(f);
        vec3 bary = facet_bary(m, f);
        vec3 res(0, 0, 0);
        FOR(fv, nbv) res = res + cross(X(m)[m->facets.vertex(f, fv)] - bary, X(m)[m->facets.vertex(f, next_mod(fv, nbv))] - bary);
        return normalize(res);
    }
}
#endif