ArcadeGliderFlightModel.h

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#pragma once
 
#include <glm/glm.hpp>
 
namespace Engine::Components
{
    struct ArcadeGliderTuning
    {
        float momentumDrag = 0.12f;
        float highSpeedDrag = 0.005f;
        float minGlideSink = 0.65f;
        float maxClimbRate = 6.0f;
        float climbMomentumCost = 0.48f;
        float diveSinkRate = 7.0f;
        float diveMomentumGain = 0.72f;
        float windMomentumGain = 0.72f;
        float windDiminishingSpeed = 12.0f;
        float windAlignmentPower = 1.6f;
        float crosswindTurnRate = 0.06f;
        float headwindPenalty = 0.55f;
        float glideTurnRate = 7.0f;
        float stallSpeed = 3.5f;
        float stallRecoverySpeed = 4.7f;
        float stallSinkSpeed = 6.0f;
        float stallDiveSinkScale = 0.35f;
        float stallExtraDrag = 0.12f;
        float stallRecoveryDelay = 0.18f;
        float emergencyMaxSpeed = 80.0f;
    };
 
    struct ArcadeGliderState
    {
        bool stalled = false;
        float stallRecoveryTimer = 0.0f;
    };
 
    struct ArcadeGliderInput
    {
        glm::vec3 velocity{ 0.0f };
        glm::vec3 glideDirection{ 0.0f, 0.0f, -1.0f };
        glm::vec3 windVelocity{ 0.0f };
        float palmTilt = 0.0f;
        float deltaTime = 0.0f;
        ArcadeGliderState state{};
    };
 
    struct ArcadeGliderStep
    {
        glm::vec3 velocity{ 0.0f };
        glm::vec3 glideDirection{ 0.0f, 0.0f, -1.0f };
        float momentum = 0.0f;
        float verticalVelocity = 0.0f;
        float climbDemand = 0.0f;
        float diveDemand = 0.0f;
        float windAlignment = 0.0f;
        float windMomentumDelta = 0.0f;
        float dragDelta = 0.0f;
        float climbMomentumDelta = 0.0f;
        bool stalled = false;
        bool enteredStall = false;
        bool recoveredStall = false;
        float stallRecoveryTimer = 0.0f;
    };
 
    [[nodiscard]] ArcadeGliderStep stepArcadeGliderFlight(
        const ArcadeGliderTuning & tuning,
        const ArcadeGliderInput & input
    );
}  // namespace Engine::Components