Method get_2D_tiling_operators

tools/Wires/Tiler/MeshTilerHelper.cpp:12–34

using namespace PyMesh;

TilerEngine::FuncList MeshTilerHelper::get_2D_tiling_operators(Mesh::Ptr mesh) {
    const size_t num_cells = mesh->get_num_faces();
    const size_t num_vertex_per_cell = mesh->get_vertex_per_face();
    if (num_vertex_per_cell != 4) {
        throw NotImplementedError("Only quad guide mesh is supported in 2D");
    }

    TilerEngine::FuncList operators;
    for (size_t i=0; i<num_cells; i++) {
        const VectorI face = mesh->get_face(i);
        MatrixFr corners(num_vertex_per_cell, 2);
        for (size_t j=0; j<num_vertex_per_cell; j++) {
            corners.row(j) = mesh->get_vertex(face[j]).transpose();
        }

        operators.push_back(
                [=](const MatrixFr& vertices) {
                    BilinearInterpolation interpolator(corners);
                    return interpolator.interpolate_batch(vertices);
                });
    }
    return operators;
}

TilerEngine::FuncList MeshTilerHelper::get_3D_tiling_operators(Mesh::Ptr mesh) {
    const size_t num_cells = mesh->get_num_voxels();