public void Update(Player player)
{
if (!collected)
{
// see if the player collected the item
HitBox overlap = this.HitBox.CheckCollision(player.HitBox);
if (overlap.IsNotNull())
{
player.Collect(this);
collected = true;
}
}
}
public void MoveHorzNew(Controls controls, int lean)
{
///////////////////////////////////////////////////////////////////////////////////////////
// this is the new method for moving the player horizontally
// it features a very quick acceleration to normal running speed,
// with a timer that immediately activates Sprinting speed after a few seconds
///////////////////////////////////////////////////////////////////////////////////////////
UpdateSprintTimer(controls, lean);
float maxSpeed = 0;
if (lean != 0)
{
maxSpeed = MaxJogSpeed;
if (controls.Run)
{
maxSpeed = MaxRunSpeed;
if (SprintModeOn)
maxSpeed = MaxSprintSpeed;
}
}
// is the player speeding up?
if (lean != 0 && mov.X * lean < maxSpeed)
{
// speed the player up
mov.X += lean * Accel;
if (mov.X > maxSpeed * lean)
mov.X = maxSpeed * lean;
}
// is the player slowing down?
else
{
// slow the player down
int curDir = mov.X < 0 ? -1 : 1;
mov.X -= Decel * curDir;
if (mov.X < maxSpeed * curDir)
mov.X = maxSpeed * curDir;
}
pos.X += mov.X;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (mov.X < 0 && overlap.Left != 0)
{
pos.X -= overlap.Left;
mov.X = 0;
}
else if (mov.X > 0 && overlap.Right != 0)
{
pos.X -= overlap.Right;
mov.X = 0;
}
}
public HitBox CheckCollision(HitBox hitbox2)
{
if (Left < hitbox2.Right && Right > hitbox2.Left && Top < hitbox2.Bottom && Bottom > hitbox2.Top)
{
HitBox overlap = new HitBox();
overlap.Left = Left - hitbox2.Right;
overlap.Right = Right - hitbox2.Left;
overlap.Top = Top - hitbox2.Bottom;
overlap.Bottom = Bottom - hitbox2.Top;
return(overlap);
}
else
{
return(Zero);
}
}
public virtual void Update()
{
if (HitBox.Left > level.Bounds.Right || HitBox.Top > level.Bounds.Bottom)
{
finished = true;
}
pos.X += mov.X;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (mov.X < 0 && overlap.Left != 0)
{
frame = 0;
pos.X -= overlap.Left + Width / 4;
if (overlap.Bottom < Height - HitBorder)
{
pos.Y += Height - HitBorder - overlap.Bottom;
}
burstFrame = 0;
splatTime = MaxSplatTime;
mov = Vector2.Zero;
}
else if (mov.X > 0 && overlap.Right != 0)
{
frame = 3;
pos.X -= overlap.Right - Width / 4;
if (overlap.Bottom < Height - HitBorder)
{
pos.Y += Height - HitBorder - overlap.Bottom;
}
burstFrame = 0;
splatTime = MaxSplatTime;
mov = Vector2.Zero;
}
mov.Y += Gravity;
pos.Y += mov.Y;
overlap = level.CheckCollisionSolid(this.HitBox);
if (overlap.Bottom != 0 && splatTime != MaxSplatTime)
{
if (mov.X < 0)
{
frame = 1;
}
else
{
frame = 2;
}
pos.Y -= overlap.Bottom - Height / 4;
if (-overlap.Left < Width - HitBorder)
{
pos.X -= Width - HitBorder + overlap.Left;
}
if (overlap.Right < Width - HitBorder)
{
pos.X += Width - HitBorder - overlap.Right;
}
burstFrame = 0;
splatTime = MaxSplatTime;
mov = Vector2.Zero;
}
if (mov.X < 0)
{
--frame;
if (frame < 0)
{
frame = FinalFrame;
}
}
else
{
++frame;
if (frame > FinalFrame)
{
frame = 0;
}
}
}
/*
public void MoveHorzOld(Controls controls, int lean)
{
///////////////////////////////////////////////////////////////////////////////////////////
// this is the old method for moving the player horizontally
// it features a very gradual acceleration method that provides much more limited control
///////////////////////////////////////////////////////////////////////////////////////////
if (lean == 0 || (!controls.Run && ((lean < 0 && mov.X < -MaxRunSpeed) || (lean > 0 && mov.X > MaxRunSpeed))))
{
// slow down
if (mov.X < 0)
{
mov.X += Decel;
if (mov.X > 0)
mov.X = 0;
}
else if (mov.X > 0)
{
mov.X -= Decel;
if (mov.X < 0)
mov.X = 0;
}
}
else
{
// speed up
float maxSpeed = MaxWalkSpeed;
float accel = WalkAccel;
if (controls.Run && ((lean < 0 && mov.X < 0) || (lean > 0 && mov.X > 0)))
{
if (mov.X <= -MaxRunSpeed || mov.X >= MaxRunSpeed)
{
maxSpeed = MaxSprintSpeed;
accel = SprintAccel;
}
else if (mov.X <= -MaxWalkSpeed || mov.X >= MaxWalkSpeed)
{
maxSpeed = MaxRunSpeed;
accel = RunAccel;
}
}
mov.X += lean * accel;
if (mov.X < -maxSpeed && lean < 0)
mov.X = -maxSpeed;
if (mov.X > maxSpeed && lean > 0)
mov.X = maxSpeed;
}
pos.X += mov.X;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (mov.X < 0 && overlap.Left != 0)
{
pos.X -= overlap.Left;
mov.X = 0;
}
else if (mov.X > 0 && overlap.Right != 0)
{
pos.X -= overlap.Right;
mov.X = 0;
}
}
*/
public void Update(Controls controls)
{
// track the state of the previous frame
State prevState = state;
// update tomatoes already on screen
numTomatoes = 0;
List<Tomato> completed = new List<Tomato>();
foreach (Tomato tomato in tomatoes)
{
tomato.Update();
if (tomato.Active)
++numTomatoes;
if (tomato.Finished)
completed.Add(tomato);
}
foreach (Tomato tomato in completed)
tomatoes.Remove(tomato);
if (state == State.Dead)
{
++timeInState;
if (timeInState >= DeathTime)
level.CompletionCode = Level.CompleteCode.PlayerDied;
return;
}
if (state == State.Dying)
{
++timeInState;
if (timeInState < 2)
{
if (mov.Y > 0)
mov.Y = -mov.Y;
}
mov.Y += Gravity / 2;
if (mov.Y > FallSpeed)
mov.Y = FallSpeed;
pos += mov;
if (pos.Y > level.Bounds.Bottom)
{
state = State.Dead;
timeInState = 0;
}
// if the player is dead, don't do any other updates
return;
}
// move the player horizontally
int lean = 0;
if (controls.Left)
lean -= 1;
if (controls.Right)
lean += 1;
MoveHorz(controls, lean);
// move the player vertically
if (state == State.Standing || state == State.Walking || state == State.Running || state == State.Sprinting)
{
if (!jumpPressedLastFrame && controls.Jump)
state = State.Jumping;
else
{
// simulate the player falling
pos.Y += FallSpeed;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (overlap.Bottom != 0)
// correct based on the overlap
// this will correct for slopes and moving platforms too
pos.Y -= overlap.Bottom;
else
{
pos.Y -= FallSpeed;
// if the falling simulation did not hit a solid object,
// then the player should fall for real
state = State.Falling;
lateJumpTimer = LateJumpFrames;
}
}
}
else if (state == State.Jumping)
{
mov.Y = -JumpSpeed;
pos.Y += mov.Y;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (overlap.Top != 0)
{
pos.Y -= overlap.Top;
mov.Y = 0;
state = State.Falling;
}
}
else if (state == State.Falling)
{
if (!jumpPressedLastFrame && controls.Jump && lateJumpTimer > 0)
{
mov.Y = 0;
state = State.Jumping;
lateJumpTimer = 0;
}
else
{
if (!jumpPressedLastFrame && controls.Jump)
earlyJumpTimer = EarlyJumpFrames;
mov.Y += Gravity;
if (mov.Y > FallSpeed)
mov.Y = FallSpeed;
pos.Y += mov.Y;
HitBox overlap = level.CheckCollisionSolid(this.HitBox);
if (overlap.Bottom != 0)
{
pos.Y -= overlap.Bottom;
mov.Y = 0;
if (earlyJumpTimer > 0)
{
state = State.Jumping;
earlyJumpTimer = 0;
}
else
state = State.Standing;
}
}
}
if (earlyJumpTimer > 0)
--earlyJumpTimer;
if (lateJumpTimer > 0)
--lateJumpTimer;
// see if the player completed the level
if (HitBox.Left >= level.Bounds.Right)
{
level.CompletionCode = Level.CompleteCode.Victory;
return;
}
// see if the player fell in the hole
if (pos.Y > level.Bounds.Bottom)
{
KillQuickly();
return;
}
// see if the player died of hunger
--health;
if (health < 0)
{
KillSlowly();
return;
}
// make the player attack if needed
if (controls.Attack && !attackPressedLastFrame && CanAttack)
attacking = true;
// update the Y (attacking) frame
if (attacking)
{
if (frameY < AttackFrameFinal)
++frameY;
else
{
attacking = false;
frameY = 0;
}
}
// throw a tomato if needed
if (attacking && frameY == AttackFrameToStartThrow && numTomatoes < MaxTomatoes)
{
float startPosX = pos.X + Width / 2 - 8;
float startPosY = pos.Y + Height / 2 - 8 - TomatoOffsetY;
if (TomatoSpeed < 0)
startPosX -= TomatoOffsetX;
else
startPosX += TomatoOffsetX;
Tomato tomato = new Tomato(level, tomatoTexture, startPosX, startPosY, TomatoSpeed, 0);
tomatoes.Add(tomato);
}
// update the state
if (state == State.Standing || state == State.Walking || state == State.Running || state == State.Sprinting)
{
if (mov.X == 0)
state = State.Standing;
else if (mov.X <= MaxWalkSpeed && mov.X >= -MaxWalkSpeed)
state = State.Walking;
else if (mov.X <= MaxRunSpeed && mov.X >= -MaxRunSpeed)
state = State.Running;
else
state = State.Sprinting;
}
if (state == prevState)
++timeInState;
else
timeInState = 0;
if (state == State.Jumping && (!controls.Jump || timeInState > JumpHeight))
state = State.Falling;
// update the X frame
if (lean < 0)
frameReversed = true;
if (lean > 0)
frameReversed = false;
switch (state)
{
case State.Standing:
frameX = 0;
break;
case State.Walking:
frameX = WalkingFrameOrder[(timeInState / WalkingFrameNum) % WalkingFrameOrder.Length];
break;
case State.Running:
frameX = RunningFrameOrder[(timeInState / RunningFrameNum) % RunningFrameOrder.Length];
break;
case State.Sprinting:
frameX = SprintingFrameOrder[(timeInState / SprintingFrameNum) % SprintingFrameOrder.Length];
break;
case State.Jumping:
if (timeInState > 1)
frameX = JumpingFrame;
else if (timeInState == 1)
frameX = JumpingFrame - 1;
else if (timeInState == 0)
frameX = JumpingFrame - 2;
break;
case State.Falling:
frameX = FallingFrame;
break;
}
// update button flags
jumpPressedLastFrame = controls.Jump;
attackPressedLastFrame = controls.Attack;
}
