Aliens vs Predator 2

3D Game Comparison - Game vs. game. No hype; just facts.™

• circa: 2001
• genre: First-person shooter
• publisher: Sierra Entertainment
• developer: Monolith Productions

Contents 1 Engine 1.1 Atmospheric/environmental effects 1.2 Lighting 1.3 Particle effects 1.4 Physics 2 Player character 3 Level/world design 4 NPCs 5 Other

Engine

• Lithtech

Atmospheric/environmental effects

• clouds (moving, rotating)
• wind: cable hooks, curtains/drapes, streamers, trees
• other: explosions, fire, shaking, smoke (fire), sparks (hacking, flares, impacts: alien claws, knives), steam (dead aliens, pipes); see particle effects

Lighting

• dynamic, colored
• coronas, flickering
• fire, flares, flashlights

Particle effects

• blood spray, debris, fire, gas, glass shards, smoke, sparks, steam

Physics

• gravity: player, NPCs
• friction, inertia, momentum

• reflection: see environmental texture mapping
• shadows: vertical angle adjustment, ovalular masks; animals, anything pickupable
• skeletal animation: yes

• texture: 16-/32-bit depth
  • filtering: bi-/trilinear
  • mapping: environmental (desks, glass, walls), mip
  • decals: blood, bullet holes, guts

• transparency: clouds, fire, glass, light beams (laser, sun), pheremone auras, smoke, steam, water
• other: lens flare

Player character

• character: alien, human, or predator; facial animation, feet jump-land impact dust, footsteps (dirt, water), grows (alien)
• moves: pickup object, hit/kick, run, walk
• view: 1st-person (3rd-person with cheats)
  • pan: keyboard/mouse

Level/world design

• location: other planets
• cutscenes: yes
• level editor: no
• traps/hazards: acid, electricity, fire, gas (plants), steam

NPCs

• aliens, humans, predators

Other

• inventory: weapons/ammo
• sound: stereo