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46 lines
1.4 KiB
46 lines
1.4 KiB
1 year ago
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#pragma once
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#include "assert.hpp"
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#include "discretization_helpers.hpp"
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#include "FillInterior_fwd.hpp"
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namespace meshless {
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template<typename contains_func>
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void fillInteriorWithDensity(const OccShape& shape, DomainDiscretization<Eigen::Vector3d>& domain, const std::function<double(Eigen::Vector3d)>& h, KDTreeMutable& search, contains_func& containsFunc, int type) {
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if(type == 0)
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type = 1;
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std::mt19937 gen(shape.seed_);
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std::cout << "Filling the domain interior...\n";
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int curNode = 0;
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int endNode = domain.size();
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search.insert(domain.positions());
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while((curNode < endNode) && (endNode < shape.max_points_interior)) {
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std::cout << "CurNode/EndNode: " << curNode << "/" << endNode << '\n';
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auto p = domain.pos(curNode);
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double r = h(p);
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assert_msg(r > 0, "Nodal spacing radius should be > 0, got %g.", r);
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auto candidates = SphereDiscretization<double, 3>::construct(r, shape.n_samples, gen);
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for(const auto& f : candidates) {
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auto node = p + f;
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if(!containsFunc(node))continue;
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if(search.existsPointInSphere(node, r * shape.zeta)) {
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continue;
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}
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domain.addInternalNode(node, type);
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search.insert(node);
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endNode++;
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}
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curNode++;
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}
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if(endNode >= shape.max_points_interior) {
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std::cerr << "Maximum number of points reached, fill may be incomplete." << std::endl;
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}
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std::cout << "Filling the domain interior done!\n";
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}
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};
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