ESPResSo
Extensible Simulation Package for Research on Soft Matter Systems
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core/collision_detection/BindAtPointOfCollision.hpp
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1/*
2 * Copyright (C) 2011-2024 The ESPResSo project
3 *
4 * This file is part of ESPResSo.
5 *
6 * ESPResSo is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * ESPResSo is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 */
19
20#pragma once
21
22#include <config/config.hpp>
23
24#ifdef COLLISION_DETECTION
25#ifdef VIRTUAL_SITES_RELATIVE
26
27#include "CollisionPair.hpp"
28#include "common.hpp"
29
30#include "Particle.hpp"
31#include "system/System.hpp"
32
33#include <vector>
34
35namespace CollisionDetection {
36
38public:
39 /// Distance at which particle are bound
40 double distance;
41 /// Square of distance at which particle are bound
43 /// bond type used between centers of colliding particles
45 /// bond type used between virtual sites
47 /**
48 * @brief Barycenter of the virtual site.
49 * 0=on same particle as related to,
50 * 1=on collision partner,
51 * 0.5=in the middle between the two particles
52 */
54 /// particle type for virtual sites created on collision
56
62
63 void initialize(System::System &system);
64
65 auto cutoff() const { return distance; }
66
68 std::vector<CollisionPair> &local_collision_queue);
69
70 bool detect_collision(Particle const &p1, Particle const &p2,
71 double const dist_sq) const {
72 if (dist_sq > distance_sq)
73 return false;
74
76 }
77};
78
79} // namespace CollisionDetection
80#endif // VIRTUAL_SITES_RELATIVE
81#endif // COLLISION_DETECTION
void handle_collisions(System::System &system, std::vector< CollisionPair > &local_collision_queue)
int part_type_vs
particle type for virtual sites created on collision
int bond_centers
bond type used between centers of colliding particles
double distance_sq
Square of distance at which particle are bound.
BindAtPointOfCollision(double distance, int bond_centers, int bond_vs, double vs_placement, int part_type_vs)
bool detect_collision(Particle const &p1, Particle const &p2, double const dist_sq) const
Main system class.
This file contains the defaults for ESPResSo.
auto detect_collision_common(Particle const &p1, Particle const &p2, int const bond_centers)
Common functions for dipolar and charge P3M.
Struct holding all information for one particle.
Definition Particle.hpp:395