Upit | Learn about creating the game Space Onslaught with gen AI

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Space Onslaught

trevorhill

SpaceOnslaught

731

9mo

Playit

Defend the Earth from Wave after wave of enemy attacks. How long can you survive?

#arcade

#gaming

#highscore

Creation History

User prompt

move the score display to be in the top right of the screen

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increase the number of enemies over time; on screen maximum + 1 per minute

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increase damage from enemy bullets to 10

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multiply the score by 1000

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change the score to only increase when the player destroys an enemy

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add collision between the hero and enemy bullets

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change the health of the character to be a value of 100 at the start of the game

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add a health bar for the character at the top left of the screen

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change hero shot delay to 0.2 seconds

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change hero shot delay to 0.1 seconds

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add 0.2 second delay between hero shots

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destroy enemy on contact with hero bullet

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keep hero attached to cursor even when there is no movement input

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Fix Bug: 'ReferenceError: keyboard is not defined' in this line: 'if (keyboard[LEFT]) hero.x -= hero.speed;' Line Number: 53

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Fix Bug: 'TypeError: window.addEventListener is not a function' in this line: 'window.addEventListener('keydown', function (e) {' Line Number: 53

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create keyboard controls for the player to control movement using arrow keys

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Fix Bug: 'TypeError: Cannot read properties of undefined (reading 'button')' in this line: 'if (obj.event.data.button === 0) {' Line Number: 78

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define shoot button for player as left-click

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stop hero from moving off top and bottom of screen

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reverse direction of hero bullets

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Fix Bug: 'Uncaught TypeError: window.addEventListener is not a function' in this line: 'window.addEventListener('keydown', function (event) {' Line Number: 96

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change shoot key to spacebar

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reverse hero shooting direction

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prevent the player from moving off the bottom of the screen

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stop player from moving off screen

===================================================================
--- original.js
+++ change.js
@@ -94,9 +94,9 @@
 			}
 		}
 	});
 	hero.canShoot = true;
-	hero.shootCooldown = 200;
+	hero.shootCooldown = 6;
 	hero.lastShotTime = 0;
 	hero.on('down', function (obj) {
 		if (hero.canShoot) {
 			var bullet = new HeroBullet();

Showing 51 to 75 of 83

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Images

Create a plain red health bar
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

Create a plain empty health bar
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

Create a top down view of a single Earth-like planet

Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A background image of some stars in space
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A background image of asteroids in space
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A realistic looking explosion, viewed from above. Bright coloured fire
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

a double missile pointing vertically, with fire coming out of the rear
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A health pickup icon
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A cool looking spaceship viewed from above
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

A round energy based projectile.
Single Game Texture. In-Game asset. 2d. Blank background. High contrast. No shadows.

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