Car-Simulation/Car simulation/Core/Physics/ResistanceCalculator.cs

using Car_simulation.Core.Components;

namespace Car_simulation.Core.Physics
{
    public class ResistanceCalculator
    {
        public float CalculateDragForce(float speed, float dragCoefficient, float frontalArea)
        {
            return 0.5f * PhysicsUtil.AirDensity * dragCoefficient * frontalArea * speed * speed;
        }

        public float CalculateRollingResistanceForce(float mass, float rollingResistanceCoefficient)
        {
            return rollingResistanceCoefficient * mass * PhysicsUtil.G;
        }

        public float CalculateTotalResistanceForce(float speed, float mass,
            float dragCoefficient, float frontalArea, float rollingResistanceCoefficient)
        {
            float dragForce = CalculateDragForce(speed, dragCoefficient, frontalArea);
            float rollingForce = CalculateRollingResistanceForce(mass, rollingResistanceCoefficient);
            return dragForce + rollingForce;
        }
    }
}