Asteroids - Revision history

Admin: /* Asteroids */

2014-01-28T16:29:39Z

‎Asteroids

2014-01-28T16:29:04Z

‎Asteroids

2014-01-24T16:49:18Z

‎Asteroid Collisions

2014-01-24T16:46:43Z

‎Asteroids

2014-01-24T16:46:26Z

‎Asteroids

2014-01-16T13:59:14Z

‎Ship Movement

2014-01-16T13:53:02Z

‎Ship Movement

2014-01-16T13:39:26Z

2014-01-16T13:38:52Z

2014-01-16T13:38:09Z

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 * A laser/firing sound should be played when a projectile is fired
 === Asteroids ===
-* Multiple asteroids should appear on the screen from different sides.  There are two basic ways of doing it:
+* Multiple asteroids should appear on the screen from different sides and move.  There are two basic ways of doing it:
 * Method 1:
 *# Create 4 different large asteroid sprites
 *# Each asteroid sprite randomizes its starting location from a particular side, so that each side has an asteroid
 * Method 2:
 *# Make an asteroid appear at a random edge of the screen

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 * A laser/firing sound should be played when a projectile is fired
 === Asteroids ===
-* Multiple asteroids should appear on the screen doing the following:
+* Multiple asteroids should appear on the screen from different sides.  There are two basic ways of doing it:
-# Make an asteroid appear at a random edge of the screen
+* Method 1:
-## Pick a random number between 1-4 (each number corresponds to a side)
+*# Create 4 different large asteroid sprites
-## Use if-statements to check for each number 1 through 4,
+*# Each asteroid sprite randomizes its starting location from a particular side, so that each side has an asteroid
-### Tell the asteroid to appear at a random place along that side (will be different for each side)
+* Method 2:
-### Give it a random direction (depends on the side the asteroid is located)
+*# Make an asteroid appear at a random edge of the screen
-# Have the asteroid move across the screen
+*## Pick a random number between 1-4 (each number corresponds to a side)
-# The asteroid should wrap around to the other side of the screen
+*## Use if-statements to check for each number 1 through 4,
 === Asteroid Collisions ===

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 * If projectiles hit the asteroids:
 ** The asteroid should break apart
-**# Change its size by 25
+**# One way of doing this involves 2 different sprites for asteroids: a large asteroid and smaller asteroid.
-**# Randomize its direction
+**# When the larger asteroid is hit, you can hide it or delete its clone
-**# Create a clone that moves in the opposite direction
+**# Then you can create several clones of the smaller asteroids at the location where the larger asteroid was hit
-**# If the size is less than 25, then delete the clone and hide the asteroid
+**# Be sure to randomize the directions of the smaller asteroids
 ** Play a sound for the explosion
 ** Points given to the player

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 ### Give it a random direction (depends on the side the asteroid is located)
 # Have the asteroid move across the screen
-# The asteroid should wrap when it hits another edge
+# The asteroid should wrap around to the other side of the screen
 === Asteroid Collisions ===

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 ### Give it a random direction (depends on the side the asteroid is located)
 # Have the asteroid move across the screen
-# The asteroid should disappear when it hits another edge
+# The asteroid should wrap when it hits another edge
 === Asteroid Collisions ===
 * If asteroids collide with the ship:

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 *# Create a '''speed''' variable and set it to 0
 *# If the Up-key is pressed, then increase '''speed''' by a little bit (e.g. 0.5)
-*# If speed is greater than 0, then decrease '''speed''' by a little bit (e.g. -0.5)
+*# Else, if speed is greater than 0, then decrease '''speed''' by a little bit (e.g. -0.5)
 *# Move the ship '''speed''' steps
 * Pressing the Down-key will decelerate the ship and go backwards

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 == Advanced Requirements ==
 * Other flying objects on the screen give different point values
 * Use a cloud variable for the high score