public void Update(FrameEventArgs e)
{
//Game time and delta time
dt = (float)e.Time;
sceneManager.dt = dt;
time += (float)e.Time;
SceneManager.time = time;
//Pause button toggle timer
pauseToggleTimer += dt;
//Pauses game when escape is pressed and unpauses when pressed again
if (keyboardInput.Contains("Escape") && pauseToggleTimer > 0.25f)
{
if (paused != true)
{
paused = true;
pauseToggleTimer = 0;
}
else
{
paused = false;
pauseToggleTimer = 0;
}
}
//Checks game isn't paused
if (paused != true)
{
light.GetTransform().Translation -= light.GetTransform().Forward *dt;
test.GetTransform().Translation -= test.GetTransform().Forward *test.GetVelocity().Velocity *dt;
test.GetTransform().Translation += test.GetTransform().Right *test.GetVelocity().Velocity *dt;
test.GetTransform().Rotation += new Vector3(0, 0.1f * dt, 0);
//Button toggle on/off timers
noClipToggleTimer += dt;
disableCollisionToggleTimer += dt;
disableDroneToggleTimer += dt;
//Buff timers
damageBuffTimer += dt;
speedBuffTimer += dt;
disableDroneTimer += dt;
//Damage delay timers
damageDelay += dt;
//Gets mouse position from input manager every frame
mousePos = inputManager.MousePosition();
#region Player Movement and collision with drone logic
if (keyboardInput.Contains("Up"))
{
//Moves player forward when W is pressed
player.GetTransform().Translation += player.GetTransform().Forward *player.GetVelocity().Velocity *dt;
//Moves camera forward to stay in line with player position
mainCamera.MoveCamera(player.GetTransform().Translation);
}
if (keyboardInput.Contains("Down"))
{
//Moves player backwards when S is pressed
player.GetTransform().Translation -= player.GetTransform().Forward *player.GetVelocity().Velocity *dt;
//Moves camera backwards to stay in line with player position
mainCamera.MoveCamera(player.GetTransform().Translation);
}
if (keyboardInput.Contains("Right"))
{
//Moves player right when D is pressed
player.GetTransform().Translation += player.GetTransform().Right *player.GetVelocity().Velocity *dt;
//Moves camera right to stay in line with player position
mainCamera.MoveCamera(player.GetTransform().Translation);
}
if (keyboardInput.Contains("Left"))
{
//Moves player left when A is pressed
player.GetTransform().Translation -= player.GetTransform().Right *player.GetVelocity().Velocity *dt;
//Moves camera left to stay in line with player position
mainCamera.MoveCamera(player.GetTransform().Translation);
}
if (player.GetCollidedWith().Count > 0)
{
foreach (string entityName in player.GetCollidedWith())
{
//Removes a life from the player when colliding with a drone
if (entityName.Contains("Drone") && damageDelay > 0.5f)
{
player.GetHealth().Health -= 1;
health -= 1;
damageDelay = 0;
}
if (entityName.Contains("Health") || entityName.Contains("Disable") || entityName.Contains("Speed") || entityName.Contains("Damage"))
{
// player.GetAudio().PlayOnAwake = true;
}
}
}
//Checks if drone collides with player
foreach (Entity entity in entityManager.Entities())
{
if (entity.Name.Contains("Drone"))
{
if (entity.GetCollidedWith().Count > 0)
{
foreach (string entityName in entity.GetCollidedWith())
{
if (entityName.Contains("Player"))
{
// entity.GetAudio().PlayOnAwake = true;
}
}
}
}
}
//Game over screen when player runs out of lives
if (player.GetHealth().Health <= 0)
{
//Game over logic
sceneManager.LoadScene(new GameOverScene(sceneManager));
}
#endregion
#region Player Rotation on the Y axis based on mouse movement on the X axis
if (sceneManager.Focused)
{
//Amount mouse has moved since last update call
mouseDelta = oldMousePos - mousePos;
//Adjusts player rotation on the x and y axis based on the mouse movement on the x and y axis if no clip is on
if (noClip == true)
{
player.GetTransform().Rotation += new Vector3(mouseDelta.Y, mouseDelta.X, 0.0f) * mouseSensitivity;
}
//Adjusts player rotation on the y axis based on mouse movement on the x axis if no clip is off
else
{
player.GetTransform().Rotation += new Vector3(0.0f, mouseDelta.X, 0.0f) * mouseSensitivity;
}
//clamp x rotation
if (player.GetTransform().Rotation.X > MathHelper.DegreesToRadians(89))
{
player.GetTransform().Rotation = new Vector3(MathHelper.DegreesToRadians(89), player.GetTransform().Rotation.Y, 0.0f);
}
if (player.GetTransform().Rotation.X < MathHelper.DegreesToRadians(-89))
{
player.GetTransform().Rotation = new Vector3(MathHelper.DegreesToRadians(-89), player.GetTransform().Rotation.Y, 0.0f);
}
//Adjusts camera rotation to stay in line with player rotation
mainCamera.RotateCamera(player.GetTransform().Rotation);
//Centers cursor to center of screen
inputManager.CenterCursor();
//Resets mouse position
oldMousePos = mousePos;
}
#endregion
#region Shooting logic on left click
//Creates new bullet entity on click based on fire rate
if (mouseInput.Contains("Left") && time > nextShot)
{
Entity bullet = new Entity("Bullet(" + bulletCount + ")");
bullet.AddComponent(new ComponentTransform(player.GetTransform().Translation - new Vector3(0, 0.25f, 0), player.GetTransform().Rotation, new Vector3(0.05f, 0.05f, 0.05f)));
bullet.AddComponent(new ComponentGeometry("Geometry/sphere.obj"));
bullet.AddComponent(new ComponentTexture("Textures/Blue.png"));
bullet.AddComponent(new ComponentVelocity(10f));
bullet.AddComponent(new ComponentShader("Shaders/vPulsating.glsl", "Shaders/fPulsating.glsl"));
bullet.AddComponent(new ComponentAudio("Audio/GUNSHOT.wav", false, true));
bullet.AddComponent(new ComponentSphereCollider((0.05f), bulletIgnoreCollisionWith));
entityManager.AddEntity(bullet);
//Assigns new entity to appropriate system(s)
systemManager.AssignNewEntity(bullet);
//Iterates bullet count
bulletCount++;
//Sets timestamp for when next shot can be fired
nextShot = time + fireRate;
}
//Bullet movement and collisions
foreach (Entity entity in entityManager.Entities())
{
//Moves bullet and destroys on collision
if (entity.Name.Contains("Bullet"))
{
entity.GetTransform().Translation += entity.GetTransform().Forward *entity.GetVelocity().Velocity *dt;
//Destroys bullet if it has collided with something
if (entity.GetCollidedWith().Count > 0)
{
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
//Bullet collision with drones
if (entity.Name.Contains("Drone"))
{
if (entity.GetCollidedWith().Count > 0)
{
foreach (string entityName in entity.GetCollidedWith())
{
//Removes life from drone when bullet hits
if (entityName.Contains("Bullet"))
{
if (damageBuff == true)
{
entity.GetHealth().Health -= 2;
}
else
{
entity.GetHealth().Health -= 1;
}
}
}
}
//Destroys drone when it reaches 0 lives
if (entity.GetHealth().Health <= 0)
{
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
droneCount--;
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
}
#endregion
#region No Clip and debug keys logic
//Activates no clip, allows player to move and rotate freely in 3d space, multiplies speed by 4
if (keyboardInput.Contains("N") && noClipToggleTimer > 0.25f)
{
if (noClip == false)
{
noClip = true;
disableCollisions = true;
noClipToggleTimer = 0;
player.GetVelocity().Velocity *= 4;
}
else
{
noClip = false;
disableCollisions = false;
noClipToggleTimer = 0;
player.GetVelocity().Velocity /= 4;
}
}
//Moves player up when noclip is true
if (keyboardInput.Contains("Space") && noClip == true)
{
player.GetTransform().Translation += new Vector3(0, 1, 0) * player.GetVelocity().Velocity *dt;
mainCamera.MoveCamera(player.GetTransform().Translation);
}
//Disables/Enables drones when D is pressed
if (keyboardInput.Contains("D") && disableDroneToggleTimer > 0.25f)
{
if (disableDrone == false)
{
disableDrone = true;
disableDroneToggleTimer = 0;
}
else
{
disableDrone = false;
disableDroneToggleTimer = 0;
}
}
//Disables/Enables collisions when C is pressed
if (keyboardInput.Contains("C") && disableCollisionToggleTimer > 0.25f)
{
if (disableCollisions == false)
{
disableCollisions = true;
disableCollisionToggleTimer = 0;
}
else
{
disableCollisions = false;
disableCollisionToggleTimer = 0;
}
}
#endregion
#region Power Up logic
foreach (Entity entity in entityManager.Entities())
{
if (entity.Name.Contains("Health"))
{
if (entity.GetCollidedWith().Contains("Player"))
{
//If player
if (player.GetHealth().Health < 3)
{
player.GetHealth().Health += 1;
health += 1;
}
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
if (entity.Name.Contains("Damage"))
{
if (entity.GetCollidedWith().Contains("Player"))
{
//Sets damage buff to true and sets timer for damage buff
if (damageBuff == false)
{
damageBuff = true;
damageBuffTimer = 0;
}
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
if (entity.Name.Contains("Speed"))
{
if (entity.GetCollidedWith().Contains("Player"))
{
//Sets speed buff to true and sets timer for speed buff
if (speedBuff == false)
{
speedBuff = true;
speedBuffTimer = 0;
player.GetVelocity().Velocity *= 2;
}
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
if (entity.Name.Contains("Disable"))
{
if (entity.GetCollidedWith().Contains("Player"))
{
//Sets disable drones to true and sets timer for disabled drones
if (disableDroneBuff == false)
{
disableDroneBuff = true;
disableDroneTimer = 0;
}
//Removes entity from systems to remove it from game
systemManager.DestroyEntity(entity);
//Adds entity to despawn list to remove final reference of entity from entity manager to clear it from memory
despawnedEntities.Add(entity);
}
}
//Disables buffs when timers reach their end
if (damageBuff == true && damageBuffTimer > 3)
{
damageBuff = false;
}
if (speedBuff == true && speedBuffTimer > 3)
{
speedBuff = false;
player.GetVelocity().Velocity /= 2;
}
if (disableDroneBuff == true && disableDroneTimer > 3)
{
disableDroneBuff = false;
}
}
#endregion
#region Victory condition check
//Checks if all drones are destroyed
dronesDestroyed = true;
foreach (Entity entity in entityManager.Entities())
{
if (entity.Name.Contains("Drone"))
{
dronesDestroyed = false;
}
}
//Exits game when all drones destroyed, planned to go to victory screen instead of exit.
if (dronesDestroyed || keyboardInput.Contains("V"))
{
sceneManager.LoadScene(new VictoryScene(sceneManager));
}
#endregion
//Enables/Disables drone and collisions based on appropriate bools
foreach (Entity entity in entityManager.Entities())
{
//Collisions
if (entity.GetComponentBoxCollider() != null)
{
if (entity.GetComponentBoxCollider().Disabled != disableCollisions)
{
entity.GetComponentBoxCollider().Disabled = disableCollisions;
}
}
else if (entity.GetComponentSphereCollider() != null)
{
if (entity.GetComponentSphereCollider().Disabled != disableCollisions)
{
entity.GetComponentSphereCollider().Disabled = disableCollisions;
}
}
//Drones
if (entity.GetComponentAI() != null)
{
if (entity.GetComponentAI().Disabled != disableDrone)
{
entity.GetComponentAI().Disabled = disableDrone;
}
if (entity.GetComponentAI().Disabled != disableDroneBuff && disableDrone != true)
{
entity.GetComponentAI().Disabled = disableDroneBuff;
}
}
}
//Removes all references to destroyed entities to remove them from memory
foreach (Entity entity in despawnedEntities)
{
entityManager.Entities().Remove(entity);
}
despawnedEntities.Clear();
//Calls Update Systems every frame
systemManager.UpdateSystems();
}
}