Mesh.h

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#pragma once
 
#include "objects/geometry/Triangle.h"
 
NAMESPACE_SPH_BEGIN
 
struct Mesh {
    Array<Vector> vertices;
 
    class Face {
    private:
        StaticArray<Size, 3> idxs;
 
    public:
        Face() = default;
 
        Face(const Face& other)
            : idxs{ other[0], other[1], other[2] } {}
 
        Face(const Size a, const Size b, const Size c)
            : idxs{ a, b, c } {}
 
        Face& operator=(const Face& other) {
            idxs[0] = other[0];
            idxs[1] = other[1];
            idxs[2] = other[2];
            return *this;
        }
 
        Size& operator[](const int i) {
            return idxs[i];
        }
 
        Size operator[](const int i) const {
            return idxs[i];
        }
 
        bool operator==(const Face& other) const {
            return idxs == other.idxs;
        }
 
        bool operator!=(const Face& other) const {
            return idxs != other.idxs;
        }
    };
 
    Array<Face> faces;
};
 
bool isMeshClosed(const Mesh& mesh);
 
void refineMesh(Mesh& mesh);
 
void subdivideMesh(Mesh& mesh);
 
Mesh getMeshFromTriangles(ArrayView<const Triangle> triangles, const Float eps);
 
Array<Triangle> getTrianglesFromMesh(const Mesh& mesh);
 
NAMESPACE_SPH_END