// This function is called every fixed framerate frame.
void FixedUpdate()
{
// If the player should jump...
player.rigidbody.gravityScale = 2;
if (jump)
{
// If the player is jumping down a platform and is doing the first jump...
if (player.jumpDown && jumps == doubleJumping.totalJumps)
{
// ... add a small Y force.
player.rigidbody.AddForce(new Vector2(0f, 200f));
// If the player is on a platform...
if (player.OnPlatform())
{
// Set the moving platform to null.
player.UnstickFromPlatform();
}
// Reset the jumping variables.
ResetJumpVars();
// Reset jumpDown.
player.jumpDown = false;
// Stop the player from jumping.
return;
}
// If this is the initial jump...
if (initialJump)
{
// Check if the player is running when the jump is being performed.
walkingOnJump = player.walking;
// When double jumping, set Y velocity to 0 to make sure the jump force is applied correctly.
if (doubleJump)
{
player.SetYVelocity(0);
}
// Decrease total jumps allowed with 1.
jumps--;
// If the player is on a moving platform and should not keep the speed when jumping from a moving platform...
if (player.OnMovingPlatform() && !player.KeepSpeedOnJump())
{
// Set the X velocity to 0.
player.SetXVelocity(0);
}
}
// Get the jump factor.
float jumpFactor = player.GetJumpFactor();
// If you need to hold the Jump input to jump higher...
if (jumpType == JumpType.HoldToJumpHigher)
{
// When there is an initial jump...
if (initialJump)
{
// ... set the y velocity to the player's initial jump value.
float yVel = jumpFactor * (doubleJump ? holdToJumpHigher.initialDoubleJump : holdToJumpHigher.initialJump);
// If the player is on a moving platform...
if (player.OnMovingPlatform())
{
// ... get the current platform.
GameObject platform = player.GetPlatform();
Rigidbody2D platformRigidbody = platform.GetComponent <Rigidbody2D>();
// If the platform's Y velocity is greater than 0...
if (platformRigidbody.velocity.y > 0)
{
// ... make sure the y velocity of this platform is taken into account when jumping.
yVel += platformRigidbody.velocity.y;
}
}
// If the player is on a platform...
if (player.OnPlatform())
{
// Set the moving platform to null.
player.UnstickFromPlatform();
}
// Make sure the player's velocity is set.
player.SetYVelocity(yVel);
// Set initialJump to false.
initialJump = false;
// When the jump button is being pressed and the timer isn't finished yet...
}
else if (Input.GetButton("Jump") && jumpTimer > 0)
{
// ... decrease the timer's value.
jumpTimer -= Time.deltaTime;
// Set the Y Force for the player.
player.rigidbody.AddForce(new Vector2(0f, jumpFactor * (doubleJump ? holdToJumpHigher.doubleJumpForce : holdToJumpHigher.jumpForce)));
}
// Holding the jump button creates drag
else if (Input.GetButton("Jump") && airDrag)
{
player.rigidbody.gravityScale = airDragGravityScale;
timeBeforeRestoreXPosition = 0;
player.rigidbody.transform.position = new Vector2(player.rigidbody.transform.position.x - Time.deltaTime, player.rigidbody.transform.position.y);
// When the timer is finished or the jump button isn't being pressed...
}
else
{
// ... reset the jumping variables.
ResetJumpVars();
}
// Or else if you need a single press to perform a jump...
}
else
{
// Add a vertical force to the player.
player.rigidbody.AddForce(new Vector2(0f, jumpFactor * (doubleJump ? singlePressToJump.doubleJumpForce : singlePressToJump.jumpForce)));
// If the player is on a platform...
if (player.OnPlatform())
{
// Set the moving platform to null.
player.UnstickFromPlatform();
}
// Reset the jumping variables.
ResetJumpVars();
}
}
else
{
timeBeforeRestoreXPosition += Time.deltaTime;
//Restore position to default x position
if (player.rigidbody.transform.position.x < player.defaultXPosition && timeBeforeRestoreXPosition > restoreDelay)
{
player.rigidbody.transform.position = new Vector2(Mathf.Min(player.rigidbody.transform.position.x + 1 * Time.deltaTime, player.defaultXPosition), player.rigidbody.transform.position.y);
}
}
}