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medicallib/include/MedicalLib/Liver.h
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google-labs-jules[bot] ede2dee772 Feat: Implement interconnected organ simulation
This commit refactors the organ simulation to enable dynamic interactions between organs, replacing the previous "faked" or hardcoded connections.

Key changes include:
- Major Refactoring: Changed the `Organ::update` method signature to `update(Patient& patient, double deltaTime_s)`, allowing organs to access the shared patient state and other organs. This was propagated to all organ classes.
- Blood Chemistry Model: Introduced a central `Blood` struct in the `Patient` model to track shared resources like oxygen, CO2, glucose, and toxins.
- Organ System Interconnections:
    - Lungs & Brain: Lungs now perform gas exchange affecting the blood. The brain consumes O2, produces CO2, and its GCS is affected by hypoxia/hypercapnia.
    - Liver-Gallbladder: Gallbladder now receives bile directly from the liver's production rate.
    - Digestive System: Stomach passes chyme to the intestines, which absorb glucose into the blood. The pancreas responds to blood glucose changes.
    - Renal System: Kidneys' GFR is now influenced by the heart's aortic pressure, and they produce urine that fills the bladder directly.
    - Cardiovascular & Neurological: The heart rate responds to hypoxia, and the brain uses live aortic pressure from the heart.
- Comprehensive Test Scenario: Updated the main example to include a 60-second simulation with a meal and a lung injury event to verify the new interconnected system.

This creates a more realistic and scalable physiological simulation framework where organ behaviors are emergent from their interactions.
2025-08-20 08:30:53 +00:00

69 lines
1.9 KiB
C++

#pragma once
#include "Organ.h"
#include <string>
#include <vector>
/**
* @brief Represents a functional unit of the liver.
*/
struct HepaticLobule {
std::string id;
double metabolicActivity; // A factor from 0.0 to 1.0+
bool isDamaged;
};
/**
* @brief Represents the Liver organ with a more detailed physiological model.
*/
class MEDICAL_LIB_API Liver : public Organ {
public:
/**
* @brief Constructor for the Liver class.
* @param id The ID of the organ.
*/
Liver(int id);
/**
* @brief Updates the liver's state over a time interval.
* @param patient A reference to the patient object.
* @param deltaTime_s The time elapsed in seconds.
*/
void update(Patient& patient, double deltaTime_s) override;
/**
* @brief Gets a string summary of the liver's vitals.
* @return A string containing the liver's vital signs.
*/
std::string getSummary() const override;
// --- Getters for Key Metabolic Vitals ---
/** @brief Gets the rate of bile production in mL/min. */
double getBileProductionRate() const;
/** @brief Gets the rate of glucose production (gluconeogenesis) in g/min. */
double getGlucoseProductionRate() const;
/** @brief Gets the Alanine Aminotransferase (ALT) level in U/L. */
double getAltLevel() const;
/** @brief Gets the Aspartate Aminotransferase (AST) level in U/L. */
double getAstLevel() const;
/** @brief Gets the total bilirubin level in mg/dL. */
double getBilirubinLevel() const;
private:
// --- Physiological Parameters ---
double bileProductionRate_ml_per_s;
double glucoseProductionRate_g_per_s;
double alt_U_per_L; ///< Alanine Aminotransferase
double ast_U_per_L; ///< Aspartate Aminotransferase
double bilirubin_mg_per_dL; ///< Total bilirubin
// --- Anatomical Components ---
std::vector<HepaticLobule> lobules;
double totalMetabolicCapacity;
};