public State CreateEnemyAi(NpcController inNpcController, NpcDataHolder inNpcData)
{
// --------------------------------------------------------------------------------
// Setup States
// --------------------------------------------------------------------------------
var idleState = new State("Npc Idle"); //- entry state
var patrolState = new State("Npc Patrol");
var attackState = new State("Npc Attack");
var dieState = new State("Npc Die");
// --------------------------------------------------------------------------------
// Build States
// --------------------------------------------------------------------------------
BuildIdleState(idleState, inNpcController, inNpcData, patrolState, attackState, dieState);
BuildPatrolState(patrolState, inNpcController, inNpcData, idleState, attackState, dieState);
BuildAttackState(attackState, inNpcController, inNpcData, patrolState, dieState);
BuildDieState(dieState, inNpcController, inNpcData);
// --------------------------------------------------------------------------------
// return Entry States
// --------------------------------------------------------------------------------
return(idleState);
}
private void Awake() => DataHolder = this;
private void BuildPatrolState(State inTargetState, NpcController inNpcController, NpcDataHolder inNpcData, State inIdleState, State inAttackState, State inDieState)
{
// --------------------------------------------------------------------------------
// 1- Setup Actions
// --------------------------------------------------------------------------------
var patrolAction = new PatrolAction(inNpcController, inNpcData.patrolRange, inNpcData.patrolDuration);
// --------------------------------------------------------------------------------
// 2- Setup decisions
// --------------------------------------------------------------------------------
var attackDecision = new AttackDecision(inNpcController);
var idleDecision = new IdleDecision(patrolAction);
var dieDecision = new DieDecision(inNpcController.gameView as IDestructible);
// --------------------------------------------------------------------------------
// 3- Setup Transitions
// --------------------------------------------------------------------------------
var transitionToAttack = new Transition()
{
hasFalseState = false,
decision = attackDecision,
trueState = inAttackState
};
var transitionToIdle = new Transition()
{
hasFalseState = false,
decision = idleDecision,
trueState = inIdleState
};
var transitionToDie = new Transition()
{
hasFalseState = false,
decision = dieDecision,
trueState = inDieState
};
// --------------------------------------------------------------------------------
// 4- Define State
// --------------------------------------------------------------------------------
inTargetState.Define(
Color.cyan, new Action[] { patrolAction },
new [] { transitionToDie, transitionToAttack, transitionToIdle }
);
}
private void BuildAttackState(State inTargetState, NpcController inNpcController, NpcDataHolder inNpcData, State inPatrolState, State inDieState)
{
// --------------------------------------------------------------------------------
// 1- Setup Actions
// --------------------------------------------------------------------------------
var attackAction = new AttackAction(inNpcController, inNpcData.profile.fireRate);
// --------------------------------------------------------------------------------
// 2- Setup decisions
// --------------------------------------------------------------------------------
var attackToPatrolDecision = new AttackToPatrolDecision(inNpcController);
var dieDecision = new DieDecision(inNpcController.gameView as IDestructible);
// --------------------------------------------------------------------------------
// 3- Setup Transitions
// --------------------------------------------------------------------------------
var transitionToPatrol = new Transition()
{
hasFalseState = false,
decision = attackToPatrolDecision,
trueState = inPatrolState
};
var transitionToDie = new Transition()
{
hasFalseState = false,
decision = dieDecision,
trueState = inDieState
};
// --------------------------------------------------------------------------------
// 4- Define State
// --------------------------------------------------------------------------------
inTargetState.Define(
Color.red, new Action[] { attackAction },
new [] { transitionToDie, transitionToPatrol }
);
}
private void BuildDieState(State inTargetState, NpcController inNpcController, NpcDataHolder inNpcData)
{
// --------------------------------------------------------------------------------
// 1- Setup Actions
// --------------------------------------------------------------------------------
var dieAction = new DieAction(inNpcController);
// --------------------------------------------------------------------------------
// 2- Define State
// --------------------------------------------------------------------------------
inTargetState.Define(
Color.green, new Action[] { dieAction },
null
);
}
