void Update()
{
//Nicely move the caracter
Vector3 position = transform.position;
if (mTargetPosition != position.x)
{
mMovementTime += GameLogic.GameDeltaTime * GameLogic.PlayerSpeed;
position.x = Mathf.SmoothStep(mStartPosition, mTargetPosition, mMovementTime);
transform.position = position;
}
//Search for powerups
int CollectedPowerup = PowerupFactory.DetectCollisions(transform.position);
if (CollectedPowerup >= 0)
{
Inventory[CollectedPowerup]++;
TriggerTutorial(16);
}
}
void Update()
{
GameDeltaTime = Paused ? 0.0f : Time.deltaTime;
if (mGameStatus == State.Level)
{
mDistanceTravelled += ScenerySpeed * GameDeltaTime;
if (mDistanceTravelled != 0f)
{
UpdateText(string.Format("Distance: {0:0.0} m", mDistanceTravelled));
}
mLevelTimeLeft -= GameDeltaTime;
if (!GameFrozen)
{
if (mLevelTimeLeft > 0f)
{
//Get a bit pattern and spawn enemies according to it
int enemies = mCurrentDifficulty.SpawnPattern();
for (int ColumnCount = 0; ColumnCount < 3; ColumnCount++)
{
if ((enemies & (1 << ColumnCount)) != 0)
{
EnemyFactory.Dispatch((EnemyFactory.Column)ColumnCount);
}
}
PowerupFactory.DetectCollisions(mPlayerCharacter.transform.position);
}
else if (mActiveEnemies.Count == 0)
{
switch (SlowDownStage)
{
case 0: //We are just now starting to slow down
mCurrentDifficulty.SlowDown();
break;
//For case 1 - slowing down in progress - nothing is to be done
case 2: //Slowing down has finished; switch to boss state
mGameStatus = State.Boss;
boss = new Boss(GameplayCamera, EnemyMaterial);
mCurrentDifficulty.TriggerTutorial(11);
break;
}
//At this point, we know there are no enemies to check, so it is OK to skip the loop below
return;
}
}
/* Traverse the list descendingly so that removals of already visited elements does not affect the
* elements yet to be visited.
*/
for (int count = mActiveEnemies.Count - 1; count >= 0; count--)
{
Vector3 ThisPosition = mActiveEnemies[count].transform.position;
//Update each enemy's position according to the game speed
ThisPosition.y -= GameDeltaTime * EnemySpeed;
mActiveEnemies[count].transform.position = ThisPosition;
//Check if the enemy has flown off screen. If so, return it to the factory and count it as missed.
if (ThisPosition.y < ScreenHeight * -0.5f)
{
EnemyFactory.Return(mActiveEnemies[count]);
mMissedEnemies++;
}
//Check if the enemy is too close to the player. If so, end the game.
else if ((mPlayerCharacter.transform.position - ThisPosition).sqrMagnitude < PlayerKillDistance)
{
GameOver("You died!");
}
//Check if the enemy has been hit by a bullet
else
{
for (int bullet = 0; bullet < mPlayerCharacter.Weapon.ActiveBullets.Count; bullet++)
{
if (mPlayerCharacter.Weapon.ActiveBullets[bullet].CheckHit(ThisPosition, BulletKillDistance, false))
{
EnemyFactory.Return(mActiveEnemies[count]);
break;
}
}
}
}
//Check if the player has been "invaded" (too many enemies were missed
if (mMissedEnemies >= MaxMissedEnemies)
{
GameOver("You have been invaded!");
}
}
else if (mGameStatus == State.Boss)
{
if (boss != null)
{
//Only if the boss is allowed to move
if (!GameFrozen)
{
//Move and rotate boss to point to player's position
boss.Update(mPlayerCharacter.transform.position);
//Check if boss has eaten the player and if so end the game
if (boss.HasEaten(mPlayerCharacter.transform.position))
{
GameOver("You have been eaten!");
}
}
//Check wether boss was hit by a bullet
foreach (Bullet bullet in mPlayerCharacter.Weapon.ActiveBullets)
{
if (bullet.CheckHit(boss.Position(), BossHitDistance, true))
{
if (boss.Hit(bullet.DamageValue))
{
boss = null;
mCurrentDifficulty.TriggerTutorial(13);
}
break;
}
}
}
//No more boss, transitioning to normal
else
{
mDistanceTravelled += ScenerySpeed * GameDeltaTime;
UpdateText(string.Format("Distance: {0:0.0} m", mDistanceTravelled));
if (mCurrentDifficulty.LevelUp())
{
mGameStatus = State.Level;
mMissedEnemies = 0;
mLevelTimeLeft = DifficultyCurve.LevelDuration;
}
}
}
else if (mGameStatus == State.TapToStart)
{
mCurrentDifficulty.TriggerTutorial(1);
if (mCurrentDifficulty.TutorialStage != 0)
{
mGameStatus = State.Level;
}
else
{
GameText.text = "Tap the screen or press W to start";
}
}
}
