// Performs all tasks necessary for the game to be played (game logic)
private void UpdateScene()
{
//increase the interval of the time before a mushroom is displayed by one
timeBeforeDisplayingMushrooms++;
//if the time before mushroom is displayed in idenitcal to the time a mushroom should be displayed
if (timeBeforeDisplayingMushrooms == timeToDisplayMushrooms)
{
//run an index for loop to add mushrooms to game form
for (int index = 0; index < mushrooms.Length; index++)
{
//create a new mushroom to game form
mushrooms[index] = new Mushroom();
//randomly add the mushroom by row and column
mushrooms[index].X = building.Windows[randomNumber.Next(0, building.Windows.GetLength(0)), 0].X + building.Windows[randomNumber.Next(0, building.Windows.GetLength(0)), 0].Width / 2 - mushrooms[index].Width / 2;
mushrooms[index].Y = building.Windows[0, randomNumber.Next(0, building.Windows.GetLength(1))].Y + building.Windows[0, randomNumber.Next(0, building.Windows.GetLength(1))].Width / 2 - mushrooms[index].Width / 2;
}
//display the mushroom on the screen
displayMushrooms = true;
}
//increase the time internal by 1
time++;
// if the time is equal to the diffuclty set by file and the game is not over
if (time == difficultyTime && gameOver == false)
{
//make bowser follow mario by closing the distance b/w them
bowser.X = mario.X - 25;
//set the time back to 0
time = 0;
//fire a fireball throws mario
Fireball[] tempBricks = new Fireball[fireballs.Length];
//copy the array
Array.Copy(fireballs, tempBricks, fireballs.Length);
//and create a new fireball
fireballs = new Fireball[tempBricks.Length + 1];
//do it agian
Array.Copy(tempBricks, fireballs, tempBricks.Length);
fireballs[fireballs.Length - 1] = new Fireball();
fireballs[fireballs.Length - 1].X = bowser.X;
fireballs[fireballs.Length - 1].Y = bowser.Y;
bowser.Smash();
time = 0;
}
//run index for loop for the fireball
for (int index = 0; index < fireballs.Length; index++)
{
//move the fire ball down the building
fireballs[index].Y += 3;
//after the fireball reaches the limtis of the display
if (fireballs[index].Y > DisplayRectangle.Height)
{
//rin removefireball subprogram to remove the fireball from the game
RemoveFireball(ref fireballs, index);
}
//if the fireball collides with mario
if (Collision(fireballs[index], mario) == true)
{
//remove the fireball from display
RemoveFireball(ref fireballs, index);
//and cause mario (user) to lose one of their lives
mario.LoseLife();
}
}
//run for loop for bird movement
for (int index = 0; index < birds.Length; index++)
{
//move birds based on per decided speed for them
birds[index].X += birdSpeed;
//the given bird passes the width of th display
if (birds[index].X > DisplayRectangle.Width)
{
//randomly add a new bird to the display
birds[index].X = randomNumber.Next(-500, -birds[index].Width);
birds[index].Y = building.Windows[0, randomNumber.Next(0, 6)].Y;
}
//if the bird collides with mario
if (Collision(birds[index], mario) == true)
{
//run the bird impact subprogram for the bird
birds[index].Impact();
//make the bird jump after collision
birds[index].X += 200;
//with collision mario will lose one of his lives
mario.LoseLife();
}
}
//run a index for loops for the mushroom pwr ups
for (int index = 0; index < mushrooms.Length; index++)
{
//if mushroom is played on screen
if (displayMushrooms == true)
{
//and if mario has collided with the mushroom
if (Collision(mushrooms[index], mario) == true)
{
//run mario subprogram to gain a lif e
mario.GainLife();
//and run the subprogram to remove the given mushroom
RemoveMushroom(ref mushrooms, index);
}
}
}
//create a new life array for users remaining lices
lives = new Life[mario.Lives];
//run a index for loop for the lives
for (int index = 0; index < lives.Length; index++)
{
//the lives will be assigned
lives[index] = new Life();
//if the index
if (index == 0)
{
lives[index].X = DisplayRectangle.Width - lives[index].Width;
}
else
{
lives[index].X = lives[index - 1].X - lives[index].Width;
}
}
}
//subprogram to remove mushrooms from the screen
private void RemoveMushroom(ref Mushroom[] mushrooms, int index)
{
//create a temporary array for the mushroom array
Mushroom[] tempArray = new Mushroom[mushrooms.Length - 1];
//run an index for loop to add to the temp mushroom array
for (int indexToCopy = 0; indexToCopy < index; indexToCopy++)
{
//copies all the mushrooms to the temp array that are before the mushroom that is to be removed
tempArray[indexToCopy] = mushrooms[indexToCopy];
}
//run an index for loop to add to the temp mushroom array
for (int indexToCopy = index + 1; indexToCopy < mushrooms.Length; indexToCopy++)
{
//copies all the mushrooms to the temp array that are after the mushroom that is to be removed
tempArray[indexToCopy - 1] = mushrooms[indexToCopy];
}
//mushrooms will be equal to the new mushrooms array (the original length minus 1)
mushrooms = new Mushroom[tempArray.Length];
//copy the array as an means to remove the mushrooms from the previous array
Array.Copy(tempArray, mushrooms, tempArray.Length);
}