Space Invaders 3D

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This game got the Second prize in the Game Development Contest In the Computer Graphics Course at Northwestern.

This is the classic game Space Invaders re-invented with OpenGL as Space Invaders 3D. The game is simple to play, but this version adds some interesting game play challenges. You are the pilot of Bat-plane ! Your opponents are in F17s. Missiles used are the popular AARAM and PYTHON missiles. There is artificial intelligence like satellite guided missiles, intelligent aggressiveness etc to make game play more challenging !

This game was written in Visual C++ 6.0 with OpenGL.

Controls:

Arrows to move
Space to fire
F1 to toggle full screen mode
F2 to change the different camera views

The game features multiple camera views. Here are some screenshots:

	The 3d Perspective View
	Top view
	Composite Views ! See the missile travel through space, when you fire it.

Playability Features:

• Game has in-built AI  to make the game play more interesting. AI features added are:
• As the enemies get killed, they start getting more aggressive by
• Increasing their speed
• Increasing their missile fire rate
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• The enemy missiles are satellite-guided, i.e. they tend to change direction towards the player, thus making it more difficult for the player to evade the missile.
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• Once in a while , a very fast missile comes
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• The player missiles are also very intelligent. As the enemies get more aggressive, the player missiles get faster and faster, to counter the increasing enemy strength.
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• Multiple levels : With each level, the enemies increase in number and become more aggressive. The player gets 1 extra lives, to charge him up for the next level.
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• Player has multiple lives and health indicator. Health Indicator decreases by 10 for each missile hit.
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• Missiles simulate actual missile motion. On being fired, starting with an initial velocity, they accelerate towards the target, providing a real feel to missile motion
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• Adjustable initial parameters to make the game more interesting:
• Maximum number of concurrent enemy and player missiles
• This feature enables the player to fire many missiles simultaneously for increased power
• Initial size of enemy plane grid
• Initial Game level
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• Scoring
• Plenty of points on enemy plane hit. More score for killing enemies in the beginning and also as they get more aggressive
• Few points for evading enemy missiles as well