Unity: Check if player stopped falling and position on ground

Player.cs

if ( Physics.Raycast(
       new Vector3( 
         thisTransform.position.x-0.3f,
         thisTransform.position.y,
         thisTransform.position.z+1f),
       -Vector3.up, out hit, 0.7f, groundMask) || 
     Physics.Raycast(
       new Vector3(
         thisTransform.position.x+0.3f,
         thisTransform.position.y,
         thisTransform.position.z+1f),
       -Vector3.up, out hit, 0.7f, groundMask) )
{	
    falling = false;
    thisTransform.position = new Vector3(
     thisTransform.position.x, hit.point.y + xa.playerHitboxY, 0f);
}