Frauki jump

gistfile1.js

Player.prototype.Jump = function(params) {
    if( this.state === this.Hurting || 
        this.state === this.AttackDiveLand || 
        this.state === this.AttackFall ||
        this.state === this.Stunned ||
        this.state === this.Throwing) 
        return;

    if(params.jump) {
        //drop through cloud tiles
        if(inputController.dpad.down && this.states.onCloud && this.state !== this.Rolling) {
            this.states.droppingThroughCloud = true;

            var dropTime = 200;
            if(frauki.states.inWater) dropTime *= 2;

            game.time.events.add(dropTime, function() { frauki.states.droppingThroughCloud = false; } );
            this.timers.SetTimer('frauki_dash', 250);

            return;
        }
        
        //normal jump
        if( this.state === this.Standing || 
            this.state === this.Running || 
            this.state === this.Landing || 
            this.state === this.Crouching || 
            ((this.state === this.Falling || this.state === this.Peaking) && !this.timers.TimerUp('on_ground'))) {

            this.body.velocity.y = PLAYER_JUMP_VEL();
            this.ChangeState(this.Jumping);
            events.publish('play_sound', {name: 'jump'});
        }
        //roll jump
        else if(this.state === this.Rolling) {
            this.ChangeState(this.Jumping);
            this.PlayAnim('roll_jump');

            //roll boost is caluclated based on how close they were to the max roll speed
            this.movement.rollBoost = Math.abs(this.body.velocity.x) - PLAYER_SPEED(); 
            this.movement.rollBoost /= (PLAYER_ROLL_SPEED() - PLAYER_SPEED());
            this.movement.rollBoost *= 150;

            //if they are holding away from the roll, dont go crazy
            if(this.movement.rollDirection !== this.GetDirectionMultiplier()) {
                this.movement.rollBoost = 0;
            }

            //add a little boost to their jump
            this.body.velocity.y = PLAYER_JUMP_VEL() - 50;
            
            events.publish('play_sound', {name: 'jump'});
            events.publish('stop_sound', {name: 'roll'});
        }
        //overhead into jump atack
        else if(!this.timers.TimerUp('slash_start_window') && (this.state === this.AttackOverhead || this.state === this.AttackFront)) {
            this.JumpSlash();
        }
        //double jump
        else if(!this.InAttackAnim() || this.state === this.AttackJump) {
            this.DoubleJump();
        }
    } else if(this.body.velocity.y < 0 && !this.states.inUpdraft) {
        this.body.velocity.y /= 2;

    }
};