Return of Reckoning

i have played a few melee classes on ror and my sw just seams to use its ap way faster then any othere class to the point that i can only do 3 to 4 attackes before i am out any chance this can be looked ad maby vengeance coud be a no cost ? and maby grim slash as a anytime coud cost fewer ap

You have plenty of AP sustain tactics, you have AP pots, you can spend renown into AP, there's gear and gear sets with AP sustain. SW does not need any more buffs, if you want more AP sustain you gear and spec accordingly.