public static float GetClosestDistanceApproach(Spell spell, Vector2 pos, float speed, float delay, Vector2 heroPos, float extraDist)
{
var walkDir = (pos - heroPos).Normalized();
var zVector = new Vector2(0, 0);
if (spell.info.spellType == SpellType.Line)
{
var spellPos = SpellDetector.GetCurrentSpellPosition(spell, true, delay);
Vector2 cPos1, cPos2;
var cpa = MathUtilsCPA.CPAPoints(heroPos, walkDir * speed, spellPos, spell.direction * spell.info.projectileSpeed, out cPos1, out cPos2);
if (cpa < myHero.BoundingRadius + spell.info.radius + extraDist)
{
if (cPos2.Distance(spell.startPos) > spell.info.range + myHero.BoundingRadius)
{
return(1); //500
}
return(0);
}
return(cpa - (myHero.BoundingRadius + GetSpellRadius(spell) + extraDist));
//return MathUtils.ClosestTimeOfApproach(heroPos, walkDir * speed, spellPos, spell.direction * spell.info.projectileSpeed);
}
else if (spell.info.spellType == SpellType.Circular)
{
/*var spellHitTime = Math.Max(0, spell.endTime - Evade.GetTickCount()); //extraDelay
* var walkRange = heroPos.Distance(pos);
* var predictedRange = speed * (spellHitTime / 1000);
* var tHeroPos = heroPos + walkDir * Math.Min(predictedRange, walkRange); //Hero predicted pos
*
* return Math.Max(0,tHeroPos.Distance(spell.endPos) - (GetSpellRadius(spell) + myHero.BoundingRadius + extraDist)); //+ dodgeBuffer
*/
}
return(1);
}