BTRBodyDustTrail.c

Go to the documentation of this file.

class BTRBodyDustTrailClass: VehicleBodyEffectBaseClass
{
};
 
class BTRBodyDustTrail : VehicleBodyEffectBase
{
    void BTRBodyDustTrail(IEntitySource src, IEntity parent)
    {
        SetEffectPath("{21AB2949F7DAD15A}Particles/Vehicle/Vehicle_dust_car_BTR_wheel_default.ptc");
    }
    
    override void UpdateVehicleDustEffect(float speed, float start_speed, float end_speed)
    {
        float size_coef = Math.AbsFloat(  0.5 + ( (speed - start_speed)*0.5)  / end_speed );
        float speed_coef = Math.AbsFloat(  (speed - start_speed)  / end_speed );
        float gravity_coef = Math.AbsFloat(  (speed - start_speed)  / end_speed );
        
        size_coef = Math.Clamp(size_coef , 0, 1);
        speed_coef = Math.Clamp(speed_coef , 0, 1);
        gravity_coef = Math.Clamp(gravity_coef , 0, 1);
        
        
        Particles particles = GetParticles();
        particles.MultParam(-1, EmitterParam.SIZE,              size_coef);
        particles.MultParam(-1, EmitterParam.GRAVITY_SCALE_RND, gravity_coef);
        particles.MultParam(-1, EmitterParam.VELOCITY,          speed_coef);
        particles.MultParam(-1, EmitterParam.VELOCITY_RND,      speed_coef);
    }
};