Programming

Orthogonale TriAPI (German)

Half-Life Team System With VGUI Menu w/SDK 2.2

Half-Life is split into two DLLs - client.dll and hl.dll.

CS/TFC Spawn Delay

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.

bouncing bodies

Drop NOTHING on death

How To Enable HLTV In Your Mod

No gun dropping after death

This tutorial is a step-by-step guide to creating a VGUI Sniper Scope.

Health/Armor color blending

Explanation of all the MP5 code. Written by Greg Hudson.

Short Article Introducing C

Setting up Client side and FGD

Ok, now, for starters, this tutorial will explain how to set the HUD up, and just get the basis.

Make the RPG like the UT redeemer, easy!

In Half-Life you may have noticed sparks appear when you shoot barney's helmet or an alien grunt's armor.

Relations between monsters in Half-Life

If u want add options to your maps u can add to all maps config files...

Function to remove named items from a player's inventory.

Die Erstellung eines Laserstrahls (German)

Half-Life Graphics Part 1 - 2D Sprites (German)

Ever wanted to use gman twice in a map with a different look?

Decals for every mp5 bullet (FIX)

Doubler Powerup

I decided to whip up this tutorial to show you the simplicity of drawing triangles in orthogonal mode using TriAPI

Where would we be without visibility determination?

MP3-Dateien in HL abspielen (German)

This tutorial is made to help you create a Radio System (like CS). With sounds and team only messages.

Beheading Zombies

This tutorial will cover : 1. Making the monster get angry at you if you shoot him. 2. Random chatting according to it's state.

Sparks & Smokepuffs

This tutorial is meant for the people who are confused about how Half-Life uses its color index's.

This tutorial shows how to make an M16 assault rifle, with an optional silencer, just like the M4 rifle from Counter-Strike.

This tutorial will show you how to reset pushables, breakables, doors, dead bodies and dropped weapons.

Coding Style

how to print stuff to a client

make the crowbar only swing once when held

This tutorial shows how you can make a very simple disguise system with an old style menu.

Weapon Modifications

Ping Rating

Making an InstallShield Installer for your Mod

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.

Here's how to get the little red dot on turrets.

This is for Half-Life 1 and the GoldSrc engine

How to convert the .12 Gauge shotgun into a Hand Cannon

How To Make Thirdperson View To Your Mod

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.

Round based system

Half-Life Observer Mode Tutorial

Panels, Labels, Buttons, and Commands

Gauss Teleporter

Stamina controlled sprint

Slots/positions Fix

An overview of the triangle API, which can be used to draw textured, animated polygons on the fly.

how the code actually works so that you can add your own features

View Turrets through Barrel

Notice how if you tap your crouch key very fast you bounce? This code will fix that.

Hammer code that converts a map from standard .map format to .dxf format

This is the lowest level entry to the engine. It also maps quite conveniently to Quake-C stuff, so check that out

Adding User Variables to Half-Life

New to coding and ever wondered how TFC did the Christmas easter egg? Fear nevermore!

Voice API in SDK 2.2

Customize the Mod name displayed in the server list

Mp5 Burst

Challenge based article covering the turning speed of an entity

This tut will cover a new monster who can sit in your map, and run away if you shoot at it.

This is just a simple way to switch to different gameplay modes.

Revision 4

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.

Health and Armor restore after frag

This tutorial will show you how to remove blood and gore from Half Life.

Simulating Randomness

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.

A small guide, written by Valve's Alfred Reynolds, on how to debug your mod in steam.

Medkit Bugfix

How to create a simple variant of the CGameText class and add it to the available entities in Worldcraft.

Bullet Chasecam (German)

continued

Challenge based article about getting an entity to point at you while it fires

Collection of coding snippets that may or may not work, use a a reference when building your mod

Using the ALERT function

This is a tutorial on making a custom model entity.

Creating your Menu Bitmasks in Half-Life

This is an easy way to change the widespread of the MP5 into a much smaller one.

Frags for killing Monsters in MP

Changing Spawn Times

You wanted to know how to color the teams in the scoreboard?

Incremental Zooming (On the Client Side)

Adding new advanced options

Activating w_ models animated animation

Customizable Hud Color

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...

MP3 player in HL

Another Way To Make Those Cute Lil Houndeyes Not So Cute

Code a Smoke Grenade

Charging Crossbow

I've decided to add the Last Man Standing gamerule set (part 3 & 4 are missing)

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.

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.

In this tutorial we are going to make the secondary fire of the python fire off all six rounds.

Explosion Shake

Green Driplles

You know, the UTIL_ScreenShake can only shake clients that are on ground. Because that sucks ass, here we're gonna fix it.

2 zoom sniper scope

here's how to create a power-shotgun

Decals for every mp5 bullet

Energy weapon

Scripting with sequence files

decide between firing a super compressed attack or a really spread out attack

ow to create a brand new entity! + writing the FGD

Recoil (German)

Controllable skies

This tutorial will describe the basics of adding new HUD componants to the client dll

Addign a Third and Fourth attack to your mod

This is really a reference tutorial which will help you create your own solid based entities for things like the CS Buy Area.

This tutorial will explain how to add the current name of the weapon the player is using to the HUD we created earlier.

Checking line of sight and field of view

The purpose of this tutorial is to show you how to create a whole new game type in 12 lines

Hud Bars (Statussäulen) (German)

Weapon Names on the HUD

HLSDK Engine Notes

Using the Microsoft Visual C++ 6 IDE

Hud game

Sparks & Smokepuffs fix

Exploding Rounds for the Python

Debugging your dlls for your Mod

Particles FIXes and improvements

Tutorial on making a flashbang grenade, complete with CS-style screen fading & concussion effect.

This tutorial will lead you through the arcane art of adding fog to your mod

Ricochets of walls.

This tut will show you how to make spectators stop seeing what alive people are saying and vice-vesa.

Sentry continued: adding Sentry-parts box and hud-icon

thirdperson camera clip

Minikarte im HUD (German)

To change the weapon values for multiplayer games simply open up the multiplay_gamerules.cpp

Code an Admin System into Half-Life

Create a Cloaked Stealth Suit in Half-Life

Creating a Sniper Rifle in the 2.2 SDK

Half-Life Graphics Part 3 - TriAPI (German)

Creating the Flag Entity

Instant Firing Rockets (like in TFC)

This is how you would change the location of where tracers and bullets, or rockets, are coming from to match your weapon model

Tripmines with configurable beam brightness

Heres another tutorial for bots. This one on creating some basic bot item search code.

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.

Particle System (German)

Homing Rockets with no laser spot in Half-Life

Where DiD I Hit Him (Update)

Simple snippet for a better third person camera with player fading.

How to Align a Model Against the Floor

Explode Shake (UPDATE)

Mp3 Fix

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.

This is a tutorial teaching you how to make a flying system in half-life

Adding panels and labels and such.

Disable The FoV Command

Challenge based article about adding a new weapon to Half-Life

Jumping and Landing Sounds

Model Classes in Half-Life

(Extension to X-0ut's custom model tut)

Dynamic colored lights - model color fix

Drawing a Special Credit String on the clients head's up display

Placing Breakpoints

visible laser sight line thingy

Launch 3 Rockets

Shooting through walls

Spawnpoints (German)

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.

Weapon Droppings

Improved MP5 Burst

Freeze Grenades

Snark-Dropping Crossbow

Make a Particle Burst When a Player Joins (Like Q1/Q2)

HUD Health Bar

In this tutorial we are going to add two new key functionalities.

This is a simple tutorial to discuss making new entities, and reading their keys in your code, so you can customize them.

FatBoy Mode

Quake style particle effects disabled but present in goldsrc

Make a Medic

Geldanzeige im HUD (German)

Change host players ping on the scoreboard to 'Host'

Adding Ammo items to a H-L weapon.

A Laser-Pointer for any hl-weapon

So, lets add up a secondary fire mode for the egon

3rd Person Ansicht (German)

Changing the weapons a player spawns with is very easy, very simple.

Blast Soundwave Effect From a Weapon

Rescaling Half-Life

how to change the strength of weapons

Dynamically Resizing Models

This tutorial will explain what you need todo in order to get a custom player animation to play.

Old Menus Fix

Add MP3 support to Half-Life

This tutorial, while not hard to do, gives a great effect; with snarks leaving behind a smoke trail as they run.

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...

This tutorial will cover the Basics for changing the colour of the HUD in HL

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.

Okay this tutorial covers how to create a parachute like the one in firearms

How to get Half-Life's server to compile and run on Linux boxes worldwide

Fairly simple put, it allows you to create menus of different colors.

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

In this tutorial I will go over how to add new bullet types.

Here I will show you a fast and simple program and demonstrate the basics of C

Half-Life debuggen (German)

Finding your way around the Half-Life DLL

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.

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.

TURRETS in Half-Life

The more coding you do, the more you'll start talking about the 'pev'

Counterstrike Gameplay

Adding Two-Team Deathmatch to Your Mod (part 3 & 4 are missing)

Infrared NightVision

e. It adds detail where there was none before, and provides a much enhanced visual experience.

ANY blood color

Getting Started

In this one I hope to start on some of the navigation code and the bots use of ladders.

The Half-Life AI is made mostly of two things, tasks and schedules

Tutorial covering the creation of multiple viewports

This article tries to give hints to would-be HL mod authors in many different aspects of the programming experience.

Snark Grenade

MP3-Entity erstellen (German)

Guass Fix

Adding New skill.cfg Entries

Making A Semi-Automatic Handgun

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.

Re-enabling the TFC concussion effect

Customising the HUD colour

Silenced Glock

Different Classes In Every Team (FIX)

Basics on C++ Objects and Inheritance

A Simple 4-line fix for spinning corpses.

Script for smooth zooming in and out in Half-Life.

Weapon Categories

This is going to be a fairly long tutorial on the basic data types of C.

Fast 'n easy weapon naming

Spectator-style camera with clipping

Changing Tracer Effects on weapons in Half-Life

Replace default set of NPC stepping sounds with the set from the texture they're walking on.

Part 1 in 5 part series

Blended color indication

A detailed tutorial on how the Half-Life AI hangs together. Covers Schedules, Tasks, and Monster States, with examples.

No minus frag when killed self in Half-Life

Flammenwerfer erstellen (German)

How to make a Desert-Eagle

This tuturial helps you set your speed this tuturial is really easy.

Respawn Delay (When Dead, Not When Spawn)

Changing the HUD color

You want the most easy way to rescale halflife

A detailed tutorial covering the setup of Visual Studio for work with GoldSrc

Funcs for Round system

View Roll When Strafing (like DMC)

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

WaterMatch (German)

Understanding hud.txt