Half-Life Speedtech Tutorial

This is a Speedtech Tutorial for Speedrunning Half-Life Main Campaign (Orange).
Look in the description for Timestamps for chapters and tricks.


0:00 Introduction

5:14 Components of running Half-Life

5:53 1. Coordination

6:14 1.1. Key-Management – Commands
6:33 1.1.1.Commands – Bindings
6:53 1.1.1. Commands – Movement directions and Movement Modifications / Functions
7:47 1.1.1. Commands – Weapons
8:07 1.1.1. Commands – Notes
8:46 1.1.1. Commands – Menu Commands
9:16 1.1.1. Commands – Further important Commands
9:29 1.1.1. Commands – BXT Speedrunning Commands
9:55 1.1.1. Commands – BXT Display Commands
10:19 1.1.1. Commands – BXT Practice Commands
10:35 1.1.2. Key-Management
12:09 1.1.2. Key-Management – Save Load Management
13:12 1.1.2. Key-Management – Ammo-Duplication-Glitch
13:47 1.1.2. Key-Management – Save-Load-Glitch
14:15 1.1.2. Key-Management – fps_max Binds and Applications (NPC-Turning / Tripmine-Clipping / Reducing Fall Damage / Changing physics for pushing objects)

15:55 1.2. Ingame Overview
16:14 1.2.1. Hud-Functions – bxt_hud_speedometer
17:10 1.2.1. Hud-Functions – bxt_hud_timer
17:27 1.2.1. Hud-Functions – Alternate Crosshairs (for Explosives)
17:45 1.2.2. Routing


18:56 2. Movement-Tech

20:00 2.1. Basic Movement (Physics) – Collision, Ground Friction
20:57 2.1. Basic Movement (Physics) – Collision Applications (Hornet Manipulation / Snark Climbing / Tripmine Ladders / Grenadestacking)
22:04 2.1. Basic Movement (Physics) – Movement (incl.: Duckjump / Longjumpmodule / Use-walking)

23:34 2.2. Strafe-Tech
23:45 2.2. Strafe-Tech – Strafewalking
24:12 2.2. Strafe-Tech – Wallstrafing
24:59 2.2. Strafe-Tech – Groundstrafing (Movement direction / Horizontal Mouse Input)
25:28 2.2. Strafe-Tech – Movement Force
26:08 2.2. Strafe-Tech – Centrifugal Force
28:04 2.2. Strafe-Tech – Groundstrafing Speeds
29:49 2.2. Strafe-Tech – Max Groundstrafing Speed
30:28 2.2. Strafe-Tech – Movement Force and Centrfugal Force (Conclusion)

30:56 2.3. Bunnyhopping
31:03 2.3. Bunnyhopping – Bunnyhopping parts
31:24 2.3.1. Scroll-Tech
32:21 2.3.2. Bhop-Tech
32:39 2.3.2. Bhop-Tech – DPS limits at certain ups speeds
33:36 2.3.2. Bhop-Tech – Crouched Bhop
33:59 2.3.2. Bhop-Tech – Duckroll: Crouched Mechanics
34:44 2.3.2. Bhop-Tech – Duckroll
35:29 2.3.2. Bhop-Tech – Duckroll-to-Courched-Bhop
35:46 2.3.2. Bhop-Tech – Standup-Bhop

36:10 2.4. Ladder Mechanics

37:16 2.5. Water Mechanics
38:00 2.5. Water Mechanics – Sharking
38:18 2.5. Water Mechanics – Water Boosting
39:13 2.5. Water Mechanics – Waterboosting-to-ground
39:22 2.5. Water Mechanics – Underwater Conveyor
39:34 2.5. Water Mechanics – Waterfall Boosting

39:49 2.6. Slope-Tech
40:18 2.6. Slope-Tech – Slidebug

41:00 2.7. Boosting
41:21 2.7.1. Damage Boosting
42:02 2.7.1. Damage Boosting – Grenade Boosting (Vertical Mouse Input Pitch)
42:25 2.7.1. Damage Boosting – Grenade Boosting (Standing)
43:25 2.7.1. Damage Boosting – Grenade Boosting (Jumping positions and Jumping Pitch)
44:05 2.7.1. Damage Boosting – Grenade Boosting (Jumping)
45:30 2.7.1. Damage Boosting – Grenade Boosting (Vertical Boosting / Releasedelay)
45:50 2.7.1. Damage Boosting – Grenade Boosting (Multiple Grenade Boosting)
46:55 2.7.1. Damage Boosting – Grenade Boosting (Ladderspeeding-to-Grenade-Boosting)
47:16 2.7.1. Damage Boosting – Nuking
47:40 2.7.1. Damage Boosting – Grenade Changelevel Trigger Management
48:10 2.7.1. Damage Boosting – Selfgauss
49:04 2.7.2. Gauss Boosting
49:52 2.7.2. Gauss Boosting – Zero-Ammo-Gausscharge / Brute Launching / Charge-Load-Management
51:00 2.7.3. Object Boosting


53:32 3. Level(-design) Knowledge

54:02 3.1. Cracks

56:22 3.2. Triggers

57:58 3.3. NPC-Positioning and -Scripts
1:04:08 3.3. NPC-Positioning and -Scripts – NPC-Abuse
1:05:43 3.3. NPC-Positioning and -Scripts – Alignment of NPCs
1:07:03 3.3. NPC-Positioning and -Scripts – Random Situations

1:07:15 3.4. Edgebugs

1:07:51 3.5. Infinite Health Door

1:09:00 3.6. Box Item Duplication

1:09:29 3.7. Collision anchors

1:09:57 Links

My cfg: dropbox.com/s/6hqneyp8pouhckh/qd.cfg?dl=0
The Presentation: follows

Matherunner's Half-Life Physics Tutorial: jwchong.com/hl/index.html
A lot of these Tricks (and their names) have been described at: wiki.sourceruns.org/wiki/Category:Half-Life_1
HL2 physics (for hl2, some of it holds true for HL): developer.valvesoftware.com/wiki/Dimensions
D0t‘s speedrunning tutorial: speedrun.com/hl1/guide/hjvvp
Nyu‘s speedrunning tutorial (old strats, skill: hard): speedrun.com/hl1/guide/ld2uq
Tryedz‘ updated strats: speedrun.com/hl1/guide/mk1gp

Basic Commands: gamegate2k.com/half-life/guides/basic-console- commands
Extensive list of all commands, cheats, and map names: gameaholic.com/games/halflife/cheats/cmdlist.ht…
BXT Commands: github.com/YaLTeR/BunnymodXT/wiki/Console-
commands-and-variables


Thx for watching everybody!

Greetings
qd