Programming

Name / Description
Site/Author
Creating a New VGUI Menu - Part 1
Creating a New VGUI Menu and getting it to show in your mod
Radio System
This tutorial is made to help you create a Radio System (like CS). With sounds and team only messages.
Advanced script for Mouse Wheel Zoom
Script for smooth mouse wheel zooming in and out in Half-Life.
Shotgun Modes
decide between firing a super compressed attack or a really spread out attack
SDK2 Basics: Adding a new monster with default AI
How to add a new monster to your maps.
GameRules - Part 2
Adding Assault to Your Mod (part 3 & 4 are missing)
Smoke Grenade
Code a Smoke Grenade
Sparks & Smokepuffs
Sparks & Smokepuffs
Using INI configuration files properly
Using INI configuration files properly
Funcs for Round system
Funcs for Round system
Green Driplles
Green Driplles
C++ Review
C++ Cheat Sheet
Painlessly Drawing TriAPI In Orthogonal Mode
I decided to whip up this tutorial to show you the simplicity of drawing triangles in orthogonal mode using TriAPI
Custom DrawHudString
This tutorial will alter the existing DrawHudString function in the CHud Class, we will be adding the ability for colored text and different draw modes.
UTIL_ScreenShake
You know, the UTIL_ScreenShake can only shake clients that are on ground. Because that sucks ass, here we're gonna fix it.
Realistic Reflections in Real-Time
Realistic Reflections in Real-Time
Adding new monster classes
Adding new monster classes
Building the DLLs with VS.NET 2003 for Steam
Teaches you how to setup your VS.NET 2003 to build the Half-Life dlls, and how to get them working on Steam.
Slots/positions Fix
Slots/positions Fix
New Menuing System Tutorial
In this tutorial, we are going to go through the steps necessary to create a menuing system for Half-Life similar to the one for Quake 2.
CS AK47
Code a CS AK47 into Half-Life
Getting entity walking speed to match animation
Challenge based article covering getting an entities walking speed to match its animation
MP5 to Chain gun
MP5 to Chain gun
TURRETS - Secondary Fire
Here's how you PREPARE a turret to support the secondary fire mode.
Half-life's hidden physics code
Half life contains some extra code dealing with dead body physics
Wall Puff
This tutorial will show you how to add clientside smoke puffs. You'll need a sprite that's compiled as an additive.
Your First Program
Here I will show you a fast and simple program and demonstrate the basics of C
HL's Color Indexing System (fixed/changed)
HL's Color Indexing System (fixed/changed)
Scissoring Sprites
instead of defining the area the sprite CANNOT be drawn in, you instead define the area the sprite CAN be drawn in.
View Roll On Strafe
This tutorial will show you how to achieve the view rolling effect while strafing, as in DMC and AHL
Changing Multiplayer Weapon Damages
To change the weapon values for multiplayer games simply open up the multiplay_gamerules.cpp
Map Briefing
how to add
map briefings to your mod as seen in TFC, CS
Creating New Entities
ow to create a brand new entity! + writing the FGD
GameRules - Part 5
I've decided to add the Last Man Standing gamerule set (part 3 & 4 are missing)
Wall Jumping
Wall Jumping Tutorial
Entity Variables
The more coding you do, the more you'll start talking about the 'pev'
Model Classes
Model Classes in Half-Life
Creating a Dash key
This tutorial will show you how to setup a new key and console command, which can then be used in game to make the player sprint when holding the key
Bump Mapping in Half-Life
e. It adds detail where there was none before, and provides a much enhanced visual experience.
Changing Spawn Times
Changing Spawn Times
Dash Key Part 2
Stamina controlled sprint
Fixing Valve's bouncy crouch code
Notice how if you tap your crouch key very fast you bounce? This code will fix that.
Roter Bildschirm bei Schaden
Roter Bildschirm bei Schaden (German)
How to make a key that toggles
If players want to remain in a position (such as crouch or prone) for extended periods of time, this could lead to fatigue, here's how you can alleviate that with some clever manipulation of the button code.
How To Make Thirdperson View To Your Mod
How To Make Thirdperson View To Your Mod
Modding Weapons (Ammo, Weight etc)
This tutorial will teach you how to edit the ammo per clip, how fast you walk with a weapon and much more!
3 Mode Zoom For Mp5
3 Mode Zoom For Mp5
Advanced Bot Frame
This is for people wanting to make their own Half-Life bot.
TURRETS
TURRETS in Half-Life
CTF Gameplay Part 2
Creating the Capture Point
Homing Missle
Create a homing missile in Half-Life
TURRETS - Gauss Turret
This tutorial will somewhat describe how to create a completely new turret.
Hints on how to program a Half-Life mod
This article tries to give hints to would-be HL mod authors in many different aspects of the programming experience.
.MAP to .DXF Conversion
Hammer code that converts a map from standard .map format to .dxf format
TO Recoil
TO Recoil
Bullet Chasecam
Bullet Chasecam (German)
Shooting through walls
Shooting through walls
Secondary Attack for Egon: Teleport player to random info_player_deathmatch
Secondary Attack for Egon: Teleport player to random info_player_deathmatch
Coding Style
Coding Style
Dynamic NPC Stepping Sound
Replace default set of NPC stepping sounds with the set from the texture they're walking on.
Triple-Bolt Crossbow
Triple-Bolt Crossbow
Coded Fabrics
This model I'm describing can be used for any surface that can bend, so it can be a flag
TFC Status Bar Functionality
TFC has a generic status bar that sends a bunch of different details to the client.
VGUI HUD
This article describes the principles behind coding a VGUI HUD by piggy backing off the existing HUD, seriously reducing the amount of code needed.
Different Classes In Every Team (FIX)
Different Classes In Every Team (FIX)
The Weapons Tutorial - Part Two
The second part builds upon the more general information learnt in the first, describing how it applies to each of the original half-life weapons.
SDK2 Basics: How to send messages between the client and game DLLs
Half-Life is split into two DLLs - client.dll and hl.dll.
Explosion Shake
Explosion Shake
Instant Firing Rockets (like in TFC)
Instant Firing Rockets (like in TFC)
CTF Gameplay Part 3
Setting up Client side and FGD
Adding New Skill Healths
In this tutorial we will learn how to add new Skill Health links to add to new custom monsters.
Reloadable Hornet Gun
How to make a reloadable hornet gun
Unsichtbarkeit
Unsichtbarkeit (German)
Changing max ammo/clip capacities
Changing max ammo/clip capacities
Spreadsystem
Spreadsystem (German)
Downloading and setting up the Half-Life SDK
Understanding hud.txt
Make a teleporter exit spawn you inside an area
This tutorial will demonstrate how simple you can make a brush define the area where the player will spawn inside when entering a teleporter.
Complete Freedom of Rotation
Changing view angles with quaternions
Making a NailGun
Making a NailGun
Light Effect After an Grenade (Very Fast)
Light Effect After an Grenade (Very Fast)
Standing Still For 5 Seconds (Respawning)
Standing Still For 5 Seconds (Respawning)
Half-Life Graphics Part 1: 2D Sprites
All you ever wanted to know about drawing 2d sprites on the HUD.
Scripts (a follow up to Aliases, scripts, and binds)
Scripts (a follow up to Aliases, scripts, and binds)
Weapon Names on the HUD
Weapon Names on the HUD
Particle Engine tutorial part 2
Part 2 in 5 part series
Weapon Ammo Modification, Etc.
Weapon Ammo Modification, Etc.
New HL HUD Message System
I noticed that a lot of bandwidth is consumed when trying to display a HUD Message. To fix this I coded a new type of message system that uses a lot less bandwidth.
Scavenger Hunt AI Tutorial
Heres another tutorial for bots. This one on creating some basic bot item search code.
Using Glowshell
I am writing this tutorial because there are no tutorials on this that I can find and this effect is easy to make if you know what to do. This tutorial will be easy for people who are new to Half-Life Modding.
Turning speed of an entity
Challenge based article covering the turning speed of an entity
Improved Freeze Grenades
I have found a way to make Better Freeze Grenades
Das Half-Life Serverprotokoll
Das Half-Life Serverprotokoll (German)
Using the Persistence Engine with Half-Life
This article describes first line-by-line how to create a program that uses the Persistence Engine, and then suggests some ways to use it in a Half-Life mod.
Admin System
Code an Admin System into Half-Life
HUD Health Bar
HUD Health Bar
Mp5 Burst
Mp5 Burst
Specific weapons for different teams
Specific weapons for different teams
View model rendering
View model rendering
Half-Life Graphics Part 2 - EfxAPI
Half-Life Graphics Part 2 - EfxAPI (German)
Installing Your Mod on Steam
Have you tried to install your mod on steam and you just can't do it well i aim to give a little insight into this problem.
How to Make your Death Msg more like you
How to Make your Death Msg more like you
Vertex and Pixel Shaders
Per-pixel dynamic lighting. Real-time bumpmapping. Cartoon shading. Thermal goggles.
A New Weapon Challenge
Challenge based article about adding a new weapon to Half-Life
Advanced script for Holstering Weapon
Script for a slightly better illusion of holstering and re-equipping weapon in Half-Life.
Adding a Diablo View Effect
In this tut, i will show you how to add a diablo camera effect to your mod.
Creating a Vampire gamestyle
The purpose of this tutorial is to show you how to create a whole new game type in 12 lines
Config for map
If u want add options to your maps u can add to all maps config files...
FlashBang
FlashBang
Bullet FlyBy
Bullet FlyBy (German)
Weapon Strength
how to change the strength of weapons
Activating w_ models animated animation
Activating w_ models animated animation
Half-life1 Coding: More than 254 of ammo
In hl1 you can simply edit the max_ammo_carry of certain ammo type but the hud would show up to 254 of ammo, this is because the message that send the info to the client uses a byte value for it.
Smoke trail behind player
Smoke trail behind player
Re-enabling the TFC concussion effect
Re-enabling the TFC concussion effect
SDK2 Basics: Creating a new entity class and adding it to your level
How to create a simple variant of the CGameText class and add it to the available entities in Worldcraft.
Making a Flashbang
Tutorial on making a flashbang grenade, complete with CS-style screen fading & concussion effect.
Coding NPCs in GoldSrc
This tutorial will lead you through the arcane art of adding fog to your mod
Custom Model Entity
This is a tutorial on making a custom model entity.
Adding new bullet types
In this tutorial I will go over how to add new bullet types.
CoD/Halo style weapon switching
How to implement call of Duty/Halo style weapon slots and switching.
Throwable Crowbar
Code a Throwable Crowbar
Rescaling the easiest way
You want the most easy way to rescale halflife
No minus frag when killed self
No minus frag when killed self in Half-Life
Client dll Coding Tutorial #2
Drawing a Special Credit String on the clients head's up display
Governer
Governer
'Dynamic' skies in Half-Life
Controllable skies
Gman 2
Ever wanted to use gman twice in a map with a different look?
Fast 'n easy weapon naming
Fast 'n easy weapon naming
Do-it-yourself-WireFrame!
Rendering a wireframe of maps yourself
Modeling events
Modeling events
Removing blood and gibs from Half Life
This tutorial will show you how to remove blood and gore from Half Life.
Custom AABB collision boxes for an entity
How do you use the existing AABB collision system in Half-Life to provide a more precise collision model of an object? You simply fill it with smaller objects! Read on for more details.
NVGoggles
Create Night Vision Goggles in Half-Life
Mp3 Fix
Mp3 Fix
Half-Life Observer Mode Tutorial
Half-Life Observer Mode Tutorial
Third and Fourth attack
Addign a Third and Fourth attack to your mod
Entity Effects on View Model
Add Entity Effects on a View Model
Freeze Grenades
Freeze Grenades
Client Side word censoring
how to add old school Client Side word censoring
Startup Edits
Specify the weapons and ammo players spawn with via your server.cfg or listenserver.cfg
Impulse 101
This tutorial teach a very simple way to edit, remove the cheating Impulse 101 code.
Changing Blood and HUD Colors
Heres a short tutorial on how to change the HUD and blood colors. Really simple.
Palette.lmp file
Quake style particle effects disabled but present in goldsrc
Old Menus System
Old Menus System
Stealthsuit
Create a Cloaked Stealth Suit in Half-Life
Waffensystem
Waffensystem (German)
Door Fix
It seems the door entities have a bug, if they are blocked, the moving sound gets played continuously even after the door closes or opens.
Installing Gamerules
This is just a simple way to switch to different gameplay modes.
Viewport Management
Tutorial covering the creation of multiple viewports
bouncing bodies
bouncing bodies
Exploding Rounds for the Python
Exploding Rounds for the Python
The Think, Touch, and Use functions.
These functions are key to how an entity w
Remove the minus frag when killed self
You want to kill yourself and dont get minus points?
Particle Engine tutorial part 5
Part 5 in 5 part series
Making A Semi-Automatic Handgun
Making A Semi-Automatic Handgun
Team Coloured Text and Spectator Chat
This tut will show you how to make spectators stop seeing what alive people are saying and vice-vesa.
6 shot magnum
In this tutorial we are going to make the secondary fire of the python fire off all six rounds.
Creating New Weapons in the 2.2 SDK
Creating New Weapons in the 2.2 SDK
Activating w_ models animated animation
Activating w_ models animated animation
Team Spawn Point Fix
okay, make sure to do BigGuy's tut on team spawn points first
Orthogonale TriAPI
Orthogonale TriAPI (German)
Turn off flashlight after player death
Turn off flashlight after player death
Change host players ping on the scoreboard to 'Host'
Change host players ping on the scoreboard to 'Host'
Creating a Sniper Rifle in the 2.2 SDK
Creating a Sniper Rifle in the 2.2 SDK
How to create a DEAD message in your scoreboard
How to create a DEAD message in your scoreboard
Counterstrike Gameplay
Counterstrike Gameplay
Using the Microsoft Visual C++ 6 IDE
Using the Microsoft Visual C++ 6 IDE
Half-Life Server Info Class
Half-Life Server Info Class
Butter Fingers Bullet
This tutorial will show you how to create new bullet types.
Freezing a Player
Freezing a Player while shooting a weapon
Unlimited Health Rechargers
Unlimited Health Rechargers
Guass Fix
Guass Fix
Menus in Half-Life
Menus in Half-Life
Precaching
Precaching was one of the first stumbling blocks we encountered when we starting working with the SDK.
Changing the HUD color
Changing the HUD color
Simulating Randomness
Simulating Randomness
VGUI HUD Tutorial - Part 4
Adding an ammo indicator to the HUD
Frags for killing Monsters in MP
Frags for killing Monsters in MP
Proximity Satchels UPDATED
Proximity Satchels UPDATED
Client-Side Waffen-Coding
Client-Side Waffen-Coding (German)
2 zoom sniper scope
2 zoom sniper scope
Doubler Powerup
Doubler Powerup
AI Tutorial - Part 1
This tut will cover a new monster who can sit in your map, and run away if you shoot at it.
BULLET type
This tutorial will help you gain an understanding of the FireBulletsPlayer and FireBullets
Real-Time 'TRON 2.0' Glow For Low-Spec Hardware
Real-Time 'TRON 2.0' Glow For Low-Spec Hardware
Medkit Bugfix
Medkit Bugfix
MP3-Dateien in HL abspielen
MP3-Dateien in HL abspielen (German)
Creating Different Colored Menus
Fairly simple put, it allows you to create menus of different colors.
Dynamic Lighting
Dynamic Lighting
Chumtoad firing hornetgun correction
Chumtoad firing hornetgun correction
CS Style 2x Zooming (for SDK 2.3)
CS Style 2x Zooming (for SDK 2.3)
Creating your Menu Bitmasks
Creating your Menu Bitmasks in Half-Life
Automatically set entity collision box by model
(Extension to X-0ut's custom model tut)
TFC Concussion Fix
TFC Concussion Fix
VGUI HUD Suppliment (Part 1)
Ok, now, for starters, this tutorial will explain how to set the HUD up, and just get the basis.
Make a player fly
Make a player fly
Round based system
Round based system
HEV Chargers with larger charging capacity
HEV Chargers with larger charging capacity
How to use UTIL_ScreenShake
Hello children, today i'll teach you how to use the UTIL_ScreenShake. Well actually it's really easy, you just gotta know what everything does.
MP3 player in HL
MP3 player in HL
Changing Armour colours
What this code will do is change the armour hud colours depending on how much armour you actually have.
Good Half-Life Net Play
Things that effect network stats during gameplay
1 Swing Crowbar
make the crowbar only swing once when held
Nebel in HL (SDK 2.2)
Nebel in HL (SDK 2.2) (German)
HLSDK Engine Notes
HLSDK Engine Notes
Egon Secondary Fire: Vampire
This tutorial will show you how to create new damage type for the Egon.
GameRules - Part 1
Adding Two-Team Deathmatch to Your Mod (part 3 & 4 are missing)
Adding new advanced options
Adding new advanced options
Flexible Client Based Zoom - SDK2
This tutorial is designed to help you create a flexible client side Zoom function for SDK2
Your First MOD
good introduction to starting a Half-Life Mod
Launch 3 Rockets
Launch 3 Rockets
Another Way To Make Those Cute Lil Houndeyes Not So Cute
Another Way To Make Those Cute Lil Houndeyes Not So Cute
Changing Tracer Effects
Changing Tracer Effects on weapons in Half-Life
Placing Breakpoints
Placing Breakpoints
Revamping the Player Model System
A system to Revamp the Player Model system so that it doesn't use Infokeys (which are easily hackable, and insecure) this also prevents hltv bugs.
RPG Item Dropper
RPG Item Dropper
SDK2 Basics: String handling
The way that strings are handled internally in the SDK can be confusing to start with.
Changing The Server Browser To Show Your MOD Name In 'Game Type'
Changing The Server Browser To Show Your MOD Name In 'Game Type'
Infrared NightVision
Infrared NightVision
Paintrace Hud Indicator
This tutorial will show you how to add a hud element that will project a sprite of you player that flashes in the area you were last hit.
Half-Life's In-Game Visibility Determination
Where would we be without visibility determination?
Gman 2
Ever wanted to use gman twice in a map with a different look?
Adding weapons to the HUD
Adding weapons to the HUD
Relation between monsters
Relations between monsters in Half-Life
FatBoy Mode
FatBoy Mode
Orthogonal Drawing with TriAPI
I decided to whip up this tutorial to show you the simplicity of drawing triangles in orthogonal mode using TriAPI
Crosshair Tutorial Nr.2
Crosshair Tutorial Nr.2 (German)
Silenced Glock
Silenced Glock
3rd Person Ansicht
3rd Person Ansicht (German)
Dynamically Resizing Models
Dynamically Resizing Models
Player-guided weapons
Make the RPG like the UT redeemer, easy!
The Weapons Tutorial - Part Three
add a complete, fully functional new weapon to Half-Life (and that includes the HUD componants!)
Jumping and Landing Sounds
Jumping and Landing Sounds
Advanced: Understanding the Monster AI
A detailed tutorial on how the Half-Life AI hangs together. Covers Schedules, Tasks, and Monster States, with examples.
Better Weapon Droping
Better Weapon Droping
Half-Life''s Color Indexing System
This tutorial is meant for the people who are confused about how Half-Life uses its color index's.
Blended color indication
Blended color indication
Dynamic colored lights - model color fix
Dynamic colored lights - model color fix
MP3-Entity erstellen
MP3-Entity erstellen (German)
Real-Time 'TRON 2.0' Glow in Half-Life
Real-Time 'TRON 2.0' Glow in Half-Life
Debugging in Visual Studio 6
Debugging in Visual Studio 6
Show mod name in server list
Customize the Mod name displayed in the server list
Half-life1 Coding: 4digits on HUD and 9999 ammo on clip
Second part of the tutorial, that includes the modification of the HUD to show 4 digits on ammo, and the modificacion on the client-server message for the weapon magazine.
An Entity like a CS Buy Zone
Create an Entity like a CS Buy Zone
Rescaling Half-Life
Rescaling Half-Life
Charging Crossbow
Charging Crossbow
Red screen after Death and Damage
Red screen after Death and Damage
Respawning Entities
This tutorial will show you how to reset pushables, breakables, doors, dead bodies and dropped weapons.
DISGUISE TUTORIAL
This tutorial shows how you can make a very simple disguise system with an old style menu.
Random Terrain Generation
Random Terrain Generation
TriAPI based scope-masking system
Revision 4
Snark Trails
This tutorial, while not hard to do, gives a great effect; with snarks leaving behind a smoke trail as they run.
Where is Poppy - Setting up a GoldSrc Mod
In this, the first part in the 'Where is Poppy' modding tutorial series i highlight the steps required for setting up your GoldSrc Mod for its first run
Higher Res for VGUI Images
This article shows you how to quickly change the default 320 & 640 .tga image sizes to fit whatever resolution a player is using.
WaterMatch
WaterMatch (German)
Weapon flags
Every Half-Life weapon have flags. For example MP5
FOV and LOS Checks
Checking line of sight and field of view
Booby trap satchel
In this tutorial we will add a new type of Satchel using the weapons box as a model.
Health and Armor restore after frag
Health and Armor restore after frag
Snark-Dropping Crossbow
Snark-Dropping Crossbow
Screenshaking
Screenshaking
Crosshair Tutorial
Crosshair Tutorial (German)
CS/TFC Spawn Delay
CS/TFC Spawn Delay
Shields
Shields
Opening slots for old Menu System
Opening slots for old Menu System
Where DiD I Hit Him (Update)
Where DiD I Hit Him (Update)
Coding Fog
How to code in some fog in your mod
VGUI HUD Suppliment (Part 1)(FIX)
It has been brought to my attention that people are having problems with their OTHER VGUI menus after doing this HUD tutorial... ie: no mouse control. I have found the cause, and figured out how to fix it.
Radio Voices
This tutorial modifies the client dll (in codedir\\cl_dll) to play audio sounds.
Observer Tutorial
create an observer mode for your mod
Homing Rockets with no laser spot
Homing Rockets with no laser spot in Half-Life
User Input Processing System
User Input Processing System
Controlling Player Speeds
This tutorial shows how to enable you to set what speeds the player can go, and force them to remain at those speeds.
Particle Engine tutorial part 1
Part 1 in 5 part series
Shooting through walls
Shooting through walls
Weapons in the HUD Tutorial
Made a weapon and can't figure out how in the hell to get it into the HUD?
Vehicles
Vehicles
Chumtoad firing hornet gun
Chumtoad firing hornet gun
Yell at them
Yell at them
Old Menus Fix
Old Menus Fix
Holster Animation
Holster Animation
Blood bursts
In this tutorial I will teach you how to use the UTIL_Bloodstream effect.
View Turrets through Barrel
View Turrets through Barrel
Stop Grenade Tumbling
Ever noticed that grenade the MP5 fires tumbles end over end in the air
Decals for every mp5 bullet
Decals for every mp5 bullet
Change Armor Spawn
This tuturial will help you to change the armor you are spawning with
Explode Shake (UPDATE)
Explode Shake (UPDATE)
RPG Power
make the RPG a little more powerful
Adding User Variables to Half-Life
Adding User Variables to Half-Life
Weapon Modifications
Weapon Modifications
Change the mp5 grenade launcher to a Shotgun-cannon.
Change the mp5 grenade launcher to a Shotgun-cannon.
Weapon Clips and such
Weapon Clips and such
Particle Systems: The Theory
Particle Systems: The Theory
Scripting with sequence files
Scripting with sequence files
Disable The FoV Command
Disable The FoV Command
Introduction to C
Short Article Introducing C
Removing a PlayerItem
Function to remove named items from a player's inventory.
How to Make a Desert-Eagle (SDK2.2)
How to make a Desert-Eagle
MP3 Player
Add MP3 support to Half-Life
Where is Poppy - Your First Custom Entity
In this, the second part in the 'Where is Poppy' modding tutorial series I take you through the steps for creating your own custom mesh loading entity
Hud Bars (Statussäulen)
Hud Bars (Statussäulen) (German)
SDK2 Basics: Explanation of the Weapon code (MP5) by Greg Hudson
Explanation of all the MP5 code. Written by Greg Hudson.
Client dll Coding Tutorial #1
Drawing a Special Credit Number on the clients head's up display!
HUD Graphics for Half-Life
This tutorial almost completely explains how to do HUD graphics.
Respawning Monsters in MP (concept)
I will now explain how I did monster respawning in MP
Non-Exploding Snarks
This tutorial explains how to have snarks that don't explode after 15 seconds in your mod.
No gun dropping after death
No gun dropping after death
TriAPI BreakOut
Hud game
Solid Triggers
This is really a reference tutorial which will help you create your own solid based entities for things like the CS Buy Area.
Team Spawn Points Fixed!
Bigguys Team Spawn Points had a couple of errors, so here is how your fix them.
Snark Grenade
Snark Grenade
Flammenwerfer erstellen
Flammenwerfer erstellen (German)
Weapon Categories Fix
Wep-Cat-Fix
Monster Teamplay
Monster Teamplay (German)
VGUI HUD Tutorial - Part 1
this tutorial will explain how to set the HUD up, and just get the basis.
Spawnpoints
Spawnpoints (German)
Making A Player Fly
This is a tutorial teaching you how to make a flying system in half-life
Changing maximum allowed weapons to 45
Changing maximum allowed weapons to 45
Customising the HUD colour
Customising the HUD colour
Advanced: How to create a radar for Half-Life
It's been done before for Counterstrike.. but this'll go over how to make your own, including sprite display, use of vector classes etc.
Particle Engine tutorial part 4
Part 4 in 5 part series
Half-Life Programming Planet Snippet Collection
Collection of coding snippets that may or may not work, use a a reference when building your mod
Variables
This is going to be a fairly long tutorial on the basic data types of C.
Taunting Crowbar
Very simple done, this you now be able to taunt other players when you have the crowbar out.
Introduction to Half-Life SDK2
Introduction to Half-Life SDK2
Advanced: Building an in-game menu entity
How to develop a new entity that handles menus in game (ala counterstrike's 'buy weapons' menu).
View Roll When Strafing (like DMC)
View Roll When Strafing (like DMC)
Changing the Default Multiplayer Weapons
Changing the weapons a player spawns with is very easy, very simple.
Adding new monster factions
this tutorial will show you how to add new factions to monsters.
VGUI HUD Tutorial - Part 3
This tutorial will explain how to add the current name of the weapon the player is using to the HUD we created earlier.
Alias's, Scripts, and Binds.
This is a brief guide explaining the differences between Alias's, Scripts, and Binds.
Introduction to GoldSrc Programming - Setting up Visual Studio
A detailed tutorial covering the setup of Visual Studio for work with GoldSrc
Playing .mp3 files in Half-Life
Warning - this is taken from my brief investigation, but relies on having a multi-channel soundcard
Introduction to Half-Life coding
Introduction to Half-Life coding
Particle System
Particle System (German)
Minikarte im HUD
Minikarte im HUD (German)
Half-Life Graphics Part2: EfxAPI
An overview of all the useful UTIL_ and efxAPI functions for drawing 3d sprites, shaking and fading the screen, drawing beams + decals, temporary models etc.
Building the hlds_l Linux .so
How to get Half-Life's server to compile and run on Linux boxes worldwide
Beheading Zombies
Beheading Zombies
SDK2 Basics: Looking at a simple entity class
This is a quick look to see what an existing entity class, CGameText, does and how it works.
Creating full Half-Life weapons
both client and server side detailed
Add cl_righthand to your mod
This is for Half-Life 1 and the GoldSrc engine
Basing one monster class off another
Basing one monster class off another
Engine Functions
This is the lowest level entry to the engine. It also maps quite conveniently to Quake-C stuff, so check that out
HUD Sprites
Understanding hud.txt
Clientside richoche sounds
This tutorial will tell you how to make clientside richoche sounds. That basicly means, if you shoot at metal railings, then you hear metal richoche's etc.
Scoreboard team colors
You wanted to know how to color the teams in the scoreboard?
The Power of CVARs!
The Power of CVARs!
Adding a zoom to the mp5
adding zoom functinality to your mp5
Half-Life Graphics Part 3 - TriAPI
Half-Life Graphics Part 3 - TriAPI (German)
Usp ( Counter-Strike Style)
Usp ( Counter-Strike Style)
Snark Grenade
Snark Grenade
How to create a server-client message
This article describes, step-by-step, how to create a message which can be sent from the server-side to the client-side.
AI Tutorial - Part 2
Today we are going to make our monster kill
Sentry continued: adding Sentry-parts box and hud-icon
Sentry continued: adding Sentry-parts box and hud-icon
Gauss Teleporter
Gauss Teleporter
CS-style weapon dropping
Here is a little tutorial on CS-style weapon dropping.
Glock Silenced and zoomed
Glock Silenced and zoomed in Half-Life
The Weapons Tutorial - Part One
how the code actually works so that you can add your own features
Power Shotgun
here's how to create a power-shotgun
Customizable Hud Color
Customizable Hud Color
Weapon Droppings
Weapon Droppings
Radar System
Radar System
Voice API in SDK 2.2
Voice API in SDK 2.2
Render Scene
Quick & simple, heres how to draw visible surfaces (bsp only) - unlit.
Sparks & Smokepuffs fix
Sparks & Smokepuffs fix
How to Compile the Half-Life Standard SDK on the Linux Platform
How to Compile the Half-Life Standard SDK on the Linux Platform
Die Erstellung eines Laserstrahls
Die Erstellung eines Laserstrahls (German)
Hiding in Shadow
In this article I will explain how to make a monster disregard the player if they're within a certain level of light
Egon secondary fire mode
So, lets add up a secondary fire mode for the egon
The Half-Life DLL
Finding your way around the Half-Life DLL
Activities and Sequences
This is a brief description of the difference between an activity and a sequence. I expect it will be fleshed out in time.
Adding Ammo items to a H-L weapon.
Adding Ammo items to a H-L weapon.
Drop NOTHING on death
Drop NOTHING on death
Screen Fading and Shaking
This tutorial will show you how to use the UTIL_ScreenFade and UTIL_ScreenShake functions in your weapons to create effects like night vision and vibrations.
How to allow monsters in mp
How to allow monsters in mp
Improved Spectatormode for Teamplay
Improved Spectatormode for Teamplay
All About messages in Half-Life
This tutorial will describe the basics of adding new HUD componants to the client dll
Hud_print
This tuturial shows you how to get a message on the HUD
Adding Weapons in 2.2 sdk PART 1
Okay, so you want to add your own weapon to the 2.2 sdk?
Half-Life AI, Schedules and Tasks
The Half-Life AI is made mostly of two things, tasks and schedules
A Laser-Pointer for any hl-weapon
A Laser-Pointer for any hl-weapon
Sawed-Off Shotgun
This Tutorial will convert the .12 Gauge shotgun into a Sawed-Off Shotgun, This will make it much loader and it also fires a much larger load than a normal shotgun,
Cluster grenades, a complete new weapon for Half-Life
Create a new weapon for Half-Life
Dynamic Lighting
I'll show you how to make monsters attacks light up world brushes
CTF Gameplay Part 1
Creating the Flag Entity
Checkpoint system for spawnpoints
A checkpoint system designed for cooperative play but possible in other game modes.
How to add a Christmas Easter Egg! (or any date!)
New to coding and ever wondered how TFC did the Christmas easter egg? Fear nevermore!
HuD Colouring
This tutorial will cover the Basics for changing the colour of the HUD in HL
Creating a Mad Scientist Entity
Simple tutorial on creating a custom entity
Making an InstallShield Installer
Making an InstallShield Installer for your Mod
Hitboxes and Code
In Half-Life you may have noticed sparks appear when you shoot barney's helmet or an alien grunt's armor.
Function Overloading
Function Overloading is useful when you have a function that you want to do several different things with
Set Up a liblist.gam
Set Up a liblist.gam
Advanced script for Smooth Zoom
Script for smooth zooming in and out in Half-Life.
Particle Engine tutorial part 3
Part 3 in 5 part series
Advanced script for Slow Motion (bullet time)
Script for a kind of smooth slow motion (bullet time) in Half-Life.
M16 TUTORIAL
This tutorial shows how to make an M16 assault rifle, with an optional silencer, just like the M4 rifle from Counter-Strike.
Binding new keys.
In this tutorial we are going to add two new key functionalities.
Adding New skill.cfg Entries
Adding New skill.cfg Entries
Bot Tutorial 2
In this one I hope to start on some of the navigation code and the bots use of ladders.
Good Homing Rockets
This tutorial shows how to change the rpg rockets to home in on the closest living thing besides you.
Parachute
Okay this tutorial covers how to create a parachute like the one in firearms
Introduction to the Sourcecode
Introduction to the Sourcecode
Tripmines with configurable beam brightness
Tripmines with configurable beam brightness
Quick Guide to Debugging
Quick Guide to Debugging
Speed
This tuturial helps you set your speed this tuturial is really easy.
TFC Rocket Launcher
Add a TFC Rocket Launcher in Half-Life
thirdperson camera clip
thirdperson camera clip
Weapon : FireGrenade
Weapon : FireGrenade
Recoil
Recoil (German)
In-game Player Menus
In-game Player Menus
Half-Life debuggen
Half-Life debuggen (German)
Reloadable HornetGun FIX
I tested my tutorial and found out that there was an error with the reloading with secondary attack so im attempting ot fix it
CS Style 2x Zooming
CS Style 2x Zooming
TeamKiller Kicking
This tut will show you how do add a function to your code that will check a players teamkill amount and justify it with an action. So here we go.
Installing the SDK
Installing the SDK
Sentry
The final sentry will look and work something like the sentries in TFC that the engineers build, we are going to have a phase when a player builds the sentry and can give it ammo and rockets.
Debugging your mod using steam
A small guide, written by Valve's Alfred Reynolds, on how to debug your mod in steam.
Different Classes In Every Team
Different Classes In Every Team
Half-Life Graphics Part 1 - 2D Sprites
Half-Life Graphics Part 1 - 2D Sprites (German)
Using the ALERT function
Using the ALERT function
Debugging your dlls
Debugging your dlls for your Mod
Weapon Selection Fix
This tut will fix the weapon select bug where weapons that have ran out of primary ammo but still have secondary ammo are not selectable.
Coding New Entities for Half-Life
This is a simple tutorial to discuss making new entities, and reading their keys in your code, so you can customize them.
Energy weapon
Energy weapon
Weapon Categories
Weapon Categories
Particles FIXes and improvements
Particles FIXes and improvements
Getting Started
Getting Started
Quick Hints and Tips
Here is a collection of quick hints and tips that various people have asked me, but I cant be bothered to write a whole article about...
Make a Particle Burst When a Player Joins (Like Q1/Q2)
Make a Particle Burst When a Player Joins (Like Q1/Q2)
Frags for killing Monsters in MP FIX
Frags for killing Monsters in MP FIX
Geldanzeige im HUD
Geldanzeige im HUD (German)
Make a Medic
Make a Medic
Adding muzzle flashes that also light up world brushes
Adding muzzle flashes that also light up world brushes
ANY blood color
ANY blood color
Blast Soundwave Effect From a Weapon
Blast Soundwave Effect From a Weapon
TriAPI based team overlays
This tutorial will show you how to make use of the Triangle API to make team overlays
TURRETS - Targeting Laser Spot
Here's how to get the little red dot on turrets.
Bot Tutorial 101
Basics of coding bots in Half-Life
Faster clicking equals faster shots
Faster clicking equals faster shots
Temporary Entities
what temporary entities are and how to use them in Half-Life
Basics on C++ Objects and Inheritance
Basics on C++ Objects and Inheritance
Sensor Mine
Sensor Mine
Building the Half-Life DLLs
with the Microsoft Command-Line Compiler
Weapons that use!
Very simple tutorial, but it will teach you how to allow a weapon to 'use' objects, just like when the player hits the use key.
Event System in SDK 2.2
Event System in SDK 2.2
Egon Beam Observer Fix
For eye-mode specators
Incremental Zooming (On the Client Side)
Incremental Zooming (On the Client Side)
Where Did I Hit Him (Update 2)
Where Did I Hit Him (Update 2)
A smoke grenade
Difficulty rating: easy. This relies heavily on existing Halflife grenade code and has almost nothing original.
Adding new weapons 2.2 sdk PART 2
continued
Short Essay about most common functions in C++ for HL Coders
This is going to be a fairly long tutorial on some basic functions in HL SDK.
Team Coloured Text and Spectator Chat ( Fix )
In pongles Tutorial on 'Team Coloured Text and Spectator Chat ' he has 2 small errors to fix :
Colour attributes for Menus
Colour attributes for Menus
Basic Weapon Coding Reference
here are the basic things you need in a normal weapon
VGUI HUD Suppliment (Part 2)
Alright, you made it this far, now there isn''t much more to be done, you have the basis already, now we just gotta do some normal VGUI code. Adding panels and labels and such. So, lets get started...
Maintaining Class After Death
Maintaining Class After Death
Getting an entity to point at you while it fires
Challenge based article about getting an entity to point at you while it fires
VGUI HUD Tutorial - Part 2
Adding panels and labels and such.
How to change your MP5 to an MP5-SD3
How to change your MP5 to an MP5-SD3
Creating a New VGUI Menu - Part 3
Editboxes and Images
Spinning Corpses Simple Fix
A Simple 4-line fix for spinning corpses.
Ping Rating
Ping Rating
How To Enable HLTV In Your Mod
How To Enable HLTV In Your Mod
How to change the tripmine beam color in the console
How to change the tripmine beam color in the console
Change the origin of bullets
This is how you would change the location of where tracers and bullets, or rockets, are coming from to match your weapon model
Better Third Person Camera
Simple snippet for a better third person camera with player fading.
View model rendering tut fix
View model rendering tut fix
Hand Cannon
How to convert the .12 Gauge shotgun into a Hand Cannon
Super Sharp MP5
This is an easy way to change the widespread of the MP5 into a much smaller one.
Proximity Fuse for Satchels
Proximity Fuse for Satchels
Dule Shell Ejects
This will tell you how to make Client side dule shell ejections for dule guns
Health/Armor color blending
Health/Armor color blending
Shotgun w/ slugs and buckshot
This tutorial is about how to create a Shotgun with two types of ammo (slugs and buckshot).
Creating a New VGUI Menu - Part 2
Panels, Labels, Buttons, and Commands
Effects Fun Part I
The BSP map format that Half-Life uses makes it fairly easy to do certain types of special effects, including fake underwater caustics, so we'll play around with that a little...
visible laser sight line thingy
visible laser sight line thingy
Fog in half-life (using tri-api)
This tutorial should be easy to follow provided that you have at least some
grounding in c++
Half-Life Team System With VGUI Menu w/SDK 2.2
Half-Life Team System With VGUI Menu w/SDK 2.2
Static Water Simulation
Static Water Simulation
Vectors: An Introduction
Vectors: An Introduction
Tungsten Arrows
Ricochets of walls.
Erstellen einer schallgedämpften USP
Creating a Silenced USP (German)
Improved MP5 Burst
Improved MP5 Burst
Advanced: Understanding the Monster AI (part 2)
Second part of the AI tutorial. Covers how events are triggered from the monsters animation definitions (.qc file), and some addtional info on Monster Attacks.
Clearing Decals
This snippet gives you some simple code to utilize the client side decal clearing function to wipe all decals from the map for a round reset, or whatever.
Teamdeathmatch Spielmodus
Teamdeathmatch Spielmodus (German)
Drop primary gun instead of weapon box
When a player dies drop primary weapon rather than weapon box
Changing Weapon Damage Outside the Dll
In this tutorial I will show you how to change the weapon damages without recompiling the dll
Half-Life Graphics Part 3: Triangle API
An overview of the triangle API, which can be used to draw textured, animated polygons on the fly.
VGUI Scope
This tutorial is a step-by-step guide to creating a VGUI Sniper Scope.
Hash Tables
Hash Tables
Printing messages to a client
how to print stuff to a client
Spectator-style camera with clipping
Spectator-style camera with clipping
Respawn Delay (When Dead, Not When Spawn)
Respawn Delay (When Dead, Not When Spawn)
Basic Half-Life Weapon Coding
Basic Half-Life Weapon Coding
HUD Countdown Timer
add a server controlled hud countdown
Dead Icon
In this tutorial I'm going to show you how to add a dead-icon to the scoreboard.
Change the mp5 grenade launcher to a Shotgun-cannon Fix.
Change the mp5 grenade launcher to a Shotgun-cannon Fix.
TURRETS - HORNET GUN TURRET
This tutorial will somewhat describe how to create a completely new turret.
Steam-Developing Q&A
Steam-Developing Q&A (German)
AI Tutorial - Part 3
This tutorial will cover : 1. Making the monster get angry at you if you shoot him. 2. Random chatting according to it's state.
Bot Frame
This is for people wanting to make their own Half-Life bot.
How to Align a Model Against the Floor
How to Align a Model Against the Floor
Team name fix for SDK 2.2
Here is a fix for people having problems with DarkKnight's team VGUI tutorial
Class System Tutorial
There are a few ways of implementing a class system.
Half-Life Server Protocol
This article is a reference to a method of using the server protocol with PHP
Custom Player Animations
This tutorial will explain what you need todo in order to get a custom player animation to play.
Decals for every mp5 bullet (FIX)
Decals for every mp5 bullet (FIX)

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