Method to_string

src/collision/HalfEdgeStructure.cpp:133–189

Return a string representation of the half-edge structure

// Return a string representation of the half-edge structure
std::string HalfEdgeStructure::to_string() const {

    std::string faces = "Faces{";
    for (uint32 i=0; i < mFaces.size(); i++) {

       faces += "Face" + std::to_string(i) + "(";

       const Face& face = mFaces[i];

       for (uint32 v=0; v < face.faceVertices.size(); v++) {

           faces += std::to_string(mVertices[face.faceVertices[v]].vertexPointIndex);

           if (v < face.faceVertices.size() - 1) {
               faces += ",";
           }
       }

       faces += ")";

       if (i < mFaces.size() - 1) {
           faces += ",";
       }
    }

    faces += "}";

    std::string edges = "Edges{";
    for (uint32 i=0; i < mEdges.size(); i++) {

       edges += "Edge" + std::to_string(i) + "(";

       const Edge& edge = mEdges[i];
       const Edge& twinEdge = mEdges[edge.twinEdgeIndex];

       edges += std::to_string(mVertices[edge.vertexIndex].vertexPointIndex) + "," + std::to_string(mVertices[twinEdge.vertexIndex].vertexPointIndex) + ")";

       if (i < mEdges.size() - 1) {
           edges += ",";
       }
    }

    std::string vertices = "Vertices{";
    for (uint32 i=0; i < mVertices.size(); i++) {

       vertices += "Vertex" + std::to_string(i) + "(";

       const Vertex& vertex = mVertices[i];

       vertices += std::to_string(vertex.vertexPointIndex) + ")";

       if (i < mVertices.size() - 1) {
           vertices += ",";
       }
    }
    return "HalfEdgeStructure(" + faces + ",\n"  + edges + ",\n" + vertices + ")";
}