Example #1
0
        /// <summary>
        /// Gets prediction result
        /// </summary>
        /// <param name="target">Target</param>
        /// <param name="width">Vector width</param>
        /// <param name="delay">Spell delay</param>
        /// <param name="vectorSpeed">Vector speed</param>
        /// <param name="range">Spell range</param>
        /// <param name="vectorLenght">Vector lenght</param>
        /// <param name="path">Waypoints of target</param>
        /// <param name="avgt">Average reaction time (in ms)</param>
        /// <param name="movt">Passed time from last movement change (in ms)</param>
        /// <param name="avgp">Average Path Lenght</param>
        /// <param name="rangeCheckFrom"></param>
        /// <returns>Prediction result as <see cref="Prediction.Vector.Result"/></returns>
        public static Result GetPrediction(Obj_AI_Base target, float width, float delay, float vectorSpeed, float range, float vectorLenght, List <Vector2> path, float avgt, float movt, float avgp, Vector2 rangeCheckFrom)
        {
            Prediction.AssertInitializationMode();

            Result result = new Result();

            Vector2 immobileFrom = rangeCheckFrom + (target.ServerPosition.To2D() - rangeCheckFrom).Normalized() * range;

            if (path.Count <= 1) //if target is not moving, easy to hit
            {
                result.HitChance          = HitChance.VeryHigh;
                result.CastTargetPosition = target.ServerPosition.To2D();
                result.UnitPosition       = result.CastTargetPosition;
                result.CollisionResult    = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, width, delay, vectorSpeed);


                if (immobileFrom.Distance(result.CastTargetPosition) > vectorLenght - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
                {
                    result.HitChance = HitChance.OutOfRange;
                }

                return(result);
            }

            if (target is AIHeroClient)
            {
                if (((AIHeroClient)target).IsChannelingImportantSpell())
                {
                    result.HitChance          = HitChance.VeryHigh;
                    result.CastTargetPosition = target.ServerPosition.To2D();
                    result.UnitPosition       = result.CastTargetPosition;
                    result.CollisionResult    = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, width, delay, vectorSpeed);

                    //check if target can dodge with moving backward
                    if (immobileFrom.Distance(result.CastTargetPosition) > range - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
                    {
                        result.HitChance = HitChance.OutOfRange;
                    }

                    return(result);
                }

                //to do: find a fuking logic
                if (avgp < 400 && movt < 100)
                {
                    result.HitChance          = HitChance.High;
                    result.CastTargetPosition = target.ServerPosition.To2D();
                    result.UnitPosition       = result.CastTargetPosition;
                    result.CollisionResult    = Collision.GetCollisions(immobileFrom, result.CastTargetPosition, width, delay, vectorSpeed);

                    //check if target can dodge with moving backward
                    if (immobileFrom.Distance(result.CastTargetPosition) > range - Prediction.GetArrivalTime(immobileFrom.Distance(result.CastTargetPosition), delay, vectorSpeed) * target.MoveSpeed)
                    {
                        result.HitChance = HitChance.OutOfRange;
                    }

                    return(result);
                }
            }

            if (target.IsDashing())
            {
                return(Prediction.GetDashingPrediction(target, width, delay, vectorSpeed, range, false, SkillshotType.SkillshotLine, immobileFrom).AsVectorResult(immobileFrom));
            }

            if (SPrediction.Utility.IsImmobileTarget(target))
            {
                return(Prediction.GetImmobilePrediction(target, width, delay, vectorSpeed, range, false, SkillshotType.SkillshotLine, immobileFrom).AsVectorResult(immobileFrom));
            }

            for (int i = 0; i < path.Count - 1; i++)
            {
                Vector2           point = Geometry.ClosestCirclePoint(rangeCheckFrom, range, path[i], path[i + 1]);
                Prediction.Result res   = Prediction.WaypointAnlysis(target, width, delay, vectorSpeed, vectorLenght, false, SkillshotType.SkillshotLine, path, avgt, movt, avgp, point);
                if (res.HitChance >= HitChance.Low)
                {
                    return(res.AsVectorResult(point));
                }
            }

            result.CastSourcePosition = immobileFrom;
            result.CastTargetPosition = target.ServerPosition.To2D();
            result.HitChance          = HitChance.Impossible;
            return(result);
        }