Exfiltration.hpp

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// SPDX-License-Identifier: Apache-2.0
//
// Copyright 2026 Caleb Buahin
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

 
#ifndef OPENSWMM_EXFILTRATION_HPP
#define OPENSWMM_EXFILTRATION_HPP
 
#include "../hydrology/Infiltration.hpp"
#include <vector>
 
namespace openswmm {
 
struct SimulationContext;
 
namespace exfil {
 
struct ExfilSoA {
    int count = 0;
    std::vector<int> node_idx;           
    std::vector<double> btm_area;        
    std::vector<double> bank_min_depth;  
    std::vector<double> bank_max_depth;  
    std::vector<double> bank_max_area;   
    std::vector<GreenAmptState> btm_ga;  
    std::vector<GreenAmptState> bank_ga; 

    void resize(int n);
};
 
class ExfilSolver {
public:
    void init(SimulationContext& ctx);

    void computeAll(SimulationContext& ctx, double dt);

    ExfilSoA& state() { return soa_; }
    const ExfilSoA& state() const { return soa_; }
 
private:
    ExfilSoA soa_;
};
 
} // namespace exfil
} // namespace openswmm
 
#endif // OPENSWMM_EXFILTRATION_HPP