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Setting up Neo FPS + Universal AI

Setup the Project

  • Import Neo FPS

  • Automatically apply settings

  • Import Universal AI 2.0

  • Import Rifle Animset Pro

  • Remove RifleAnimsetPro/Scripts

  • Remove RifleAnimsetPro/PlaymakerAdditions

  • Import Movement Animset Pro

  • Remove MovementAnimsetPro/Scripts

  • Remove MovementAnimsetPro/PlaymakerAdditions

Setup the Enemy Dev Scene

  • Open FeatureDemo_Template scene

  • Save As _UniversalNep/Scenes/Enemy Dev Scene

  • Add NeoFPS/Samples/Shared/Geomety/Character/Character_ThirdPerson, reset to origin

  • Open Window/AI/Navigation and bake the NaveMesh

  • Hit Play

Preparing the Animations

  • Copy EquipRifle into _UniversalNeo/Animations

  • Add EnableWeapon event to EquipRifle when one hand is on the weapon

  • Add EnableIK event to EquipRifle when both hands are on the weapon

  • Copy HolsterRifle into _UniversalNeo/Animations

  • Add DisableWeapon event to EquipRifle when both hands leave the weapon

  • Copy Rifle_ShootOnce into _UniversalNeo/Animations

  • Add UniversalAIAttack event to Rifle_ShootOnce

Setup Universal AI

  • Open Tools/Universal AI/AI Wizards/Integration Manager

  • Set Neo FPS to Yes

  • Open Tools/Universal AI/AI Wizards/Setup Manager

  • Setup the Character_ThirdPerson AI

  • Setup Capsule Collider

  • Setup Animations and save the animation controller to _UniversalNeo/Animations/Enemy OverrideController

  • Click Open Detection then Open Detection Settings, select CharacterControllers amd deselect Default in Detection Layers

  • Click Auto Find Head Transform

  • Hit Play

  • Shoot the AI and he dies

Setup AI Weapon

  • Drop NeoFPS/Samples/Shared/Geometry/Weapon_Low_AssaultRifle in the right hand of the character

  • Add UniversalAIShooterWeapon to the weapon model in the right hand

  • Drop NeoFPS/Samples/Shared/Geometry/Weapon_Low_AssaultRifle in the holstered position on FpsChar_Torso_Bone

  • Select Weapon_Low_AssaultRifle in the right hand

  • Click Weapon Settings and select Raycast in Fire Type

  • Set Weapon Type to Single Shot

  • Set Weapon Attack Distance to 130

  • Set Max Raycast Distance to 130

  • Set Raycast Hit Layers to CharacterPhysics, disabling Default

  • Set Detection Distance in the characters Detection Settings to 100

  • Select the child W Muszzle

  • Move it to the muzzle on the model

  • On the character Open Settings, then Open Attack

  • Set Max Damage Distance to 150

  • Open Weapon Object Settings

  • Drag Weapon_Low_AssaultRifle on the back into Holstered Weapon Object

  • Drag Weapon_Low_AssaultRifle in the right hand into Main Weapon Object

  • Hit Play, Character mostly misses

  • Select the W Muzzle object on the weapon in the right hand

  • Adjust rotation so the debug line hits in the chest 1.7, 1.8, 0

Add IK

  • Open Inverse Kinematics
  • Set Use Inverse Kinematics to true
  • Set Use Hand IK to true
  • Set Hand IK Type to Left Hand Only
  • Enter play mode and adjust the Right Hand IK and Left Hand IK being sure to take a note of the settings

Add Weapon SFX and VFX

  • Copy NeoFPS/Samples/Shared/Prefabs/Weapons/MuzzleFlashes/RealisticMuzzleFlash_AssaultRifle into the scene

  • Unpack the prefab and pull out the Barrel Flare child into its own object

  • Delete the original muzzle effect object

  • Rename Barrel Flare to Muzzle Flash

  • Make a prefab in Prefabs/VFX/Muzzle Flash

  • Move the Muzzle Flash to the tip of the Muzzle

  • Open VFX Settings on the weapon in the right hand

  • Open Bullet Settings

  • Drag Muzzle Flash drag in NeoFPS/Samples/Shared/Prefabs/Weapons/MuzzleFlashes/RealisticMuzzleFlash_AssaultRifle

  • Open Bullet Settings

  • Setup sounds using those supplied in NeoFPS/Samples/Shared/Audio/SoundEffects/Weapons/

  • Set the 3D sound on the Audio Source for the weapon to full 3D

Add sound detection

  • Add AINEOSoundDetection component to your AI
  • Add SoloPlayerCharacterEventWatcher component to your AI

Make a prefab

  • Make a prefab in _UniversalNeo/Prefabs/Enemy

Boxing out a Level

In this section we will create a basic level in which the player must fight their way to a specific point, grab an item, then get to the extraction point.

Scene Setup

  • Using a pen and paper or drawing tablet sketch out the level (see _Design/Level Sketches/Scratchpad Level 1)
  • Create a new scene _UniversalNeo/Scenes/Scratchpad/Scratchpad Level 1
  • Install Probuilder
  • Import the Wizards Code Prototyping Package

Rough level layout

  • Add a Terrain
  • Adjust size to 250 x 500
  • Position at -125, 0, -250
  • Build up hills around the edge
  • Draw the road network
  • Block out the buildings using ProBuilder
  • Dig out a lake and throw in a plane of water
  • Make a tree in ProBuilder
  • Paint some trees in

Explore the level with NeoFPS

  • Open FeatureDemo_Template scene additively

  • Drag in all elements intot the Scratchpad scene

  • Remove the old Camera and the test environment

  • Position the SimpleSpawnerAndGameMode at the start point

  • Hit Play

Add Enemies

  • Drag a number of enemy prefabs into place based on your design

  • Mark all the buildings as Not Walkable

  • Bake the NavMesh

  • Hit Play

  • Double the number of Enemies

  • Increase enemy hearing range to 75

AI Behaviour Tuning

  • In Stats set Start Health to 100
  • In General Settings/Movement set Destory Delay to 15
  • In General Settings/Attack set Min Attack Delay to 0.1 and Max Attack Delay to 0.4
  • And more

Create Squads

  • Create Squad Alpha Add in a bunch of AI
  • Create Squad Beta Add in a bunch of AI
  • Repeat until Squad Hotel

Add Weapon Sounds

  • Set Audio Source on the weapon to have full 3D sound
  • Open VFX Settings
  • Add Audio_Weapon_AssaultRifle_Gunshot01 to Fire Sound Effect
  • Add Audio_Weapon_AssaultRifle_Reload to Reload Sound Effect
  • Add Audio_Weapon_AssaultRifle_Draw to Equip Sound Effect
  • Add Audio_Weapon_AssaultRifle_Draw to UnEquip Sound Effect
  • Make the distance drop off in the audio source of the weapon less steep

Add Character Sounds

  • Set Audio Source on the enemy to have full 3D sound
  • Open Unversal AI Sounds
  • Add Audio_Footsteps_Dirt_Std01 and a few more (02, 03 etc.) to Walk Sounds
  • Add Audio_Footsteps_Dirt_Fast01 and a few more (02, 03 etc.) to Run Sounds
  • Add Audio_VoiceMale_HitReaction01 and a few more (02, 03 etc.) to On Take Damage
  • Add Audio_VoiceMale_Pain01 and 02 to On Death

Add Player Sounds

  • Copy NeoFpsSoloPlayerCharacter into your Prefabs Folder
  • Rename it to UniversalNeoPlayer
  • Use it in SimpleSpawnerAndGameMode
  • Change Damage Audio Threshold on UniversalNeoPlayer/FpsSoloCharacter to 5

Add Health Pickups, dropped by the AI on death

  • Create a Items/LootDrop script
  • Add ContactPickup_Health as a health item
  • Set to Spawn as Child
  • Add OnDropLoot to the AI OnDeath event

And the Render Texture Scope to the Sniper

  • Copy DemoFacility_FirearmSniperRifle to Prefabs/Weapon/FirearmSniperRifle
  • Replce default sniper in UniversalNeoPlayer with the new weapon
  • Disable all optics except the Optics_ScopeSniper_RenderTexture
  • Copy the FpsInventoryWiedlable script from the original sniper quickswitch
  • Remove the FpsInventoryWieldableSwapppable script from the new weapon
  • Paste as new the new inventory script

Need more cover in the scene for the player

  • Add a whole bunch of small buildings and barrels onto the scene

Weapon pickups

  • Remove all weapons except the pistol from UniversalNeoPlayer
  • Add an enemy in view when the player spawns
  • Replace the health pickup with ContactPickup_AssaultRifle_Quickswitch as a loot drop for that first enemy
  • On the LootDrop script add a second category of pickups called RandomPickip
  • On the enemy prefab add the various weapon pickups
  • Create a new Sniper pickup and use our modified sniiper item