Learn from back manufacturing maps!
W e released our V1 maps so you can examine the scripts.

Hammer map set
hl2_city_7_v1.zip - vmf map set

You are also required to add the following to your GameConfig.txt found at:
C:\Program Files\Steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin

"City 7 Toronto Conflict"
{
"GameDir" "c:\Program Files\Steam\steamapps\SourceMods\City_7\"
"hammer"
{
"GameData0" "c:\program files\steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin\halflife2.fgd"
"TextureFormat" "5"
"MapFormat" "4"
"DefaultTextureScale" "0.250000"
"DefaultLightmapScale" "16"
"GameExe "c:\program files\steam\steamapps\YOURACCOUNTNAME\half-life 2\hl2.exe"
"DefaultSolidEntity" "func_detail"
"DefaultPointEntity" "info_player_start"
"BSP" "c:\program files\steam\steamapps\YOURACCOUNTNAME \sourcesdk\bin\ep1\bin\vbsp.exe"
"Vis" "c:\program files\steam\steamapps\YOURACCOUNTNAME \sourcesdk\bin\ep1\bin\vvis.exe"
"Light" "c:\program files\steam\steamapps\YOURACCOUNTNAME \sourcesdk\bin\ep1\bin\vrad.exe"
"GameExeDir"  "c:\program files\steam\steamapps\YOURACCOUNTNAME\half-life 2"
"MapDir" "c:\Program Files\Steam\steamapps\SourceMods\City_7\hammer_maps"
"BSPDir"  "c:\Program Files\Steam\steamapps\SourceMods\City_7\maps"
"CordonTexture" "tools\toolsskybox"
"MaterialExcludeCount" "0"
}
}

*Don’t just copy and paste, replace YOURACCOUNTNAME with your steam account name

Requires Half-life 2 buy it here

Learn from back manufacturing maps

Hammer map set
hl2_sdk_maps.zip - vmf map set

Requires Half-life 2, buy it here

Learn from back manufacturing maps

Hammer map set
hl2_eps_1_sdk_maps.zip - vmf map set

Requires Half-life 2 Episode 1, buy it here

Learn from back manufacturing maps

Hammer map set
hl2_eps_2_sdk_maps.zip - vmf map set

Requires The Orange Box, buy it here

Learn from back manufacturing maps

Download soon

Requires The Orange Box, buy it here

Learn from back manufacturing maps

Hammer map set
hl1_sdk_maps.zip - vmf map set

Requires Half-Life Source, buy it here

You are also required to add the following to your GameConfig.txt found at:
C:\Program Files\Steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin

"Half-Life"
{
"GameDir" "c:\Program Files\Steam\steamapps\YOURACCOUNTNAME\half-life source\hl1"
"hammer"
{
"GameData0" "c:\program files\steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin\halflife.fgd"
"TextureFormat" "5"
"MapFormat" "4"
"DefaultTextureScale" "0.500000"
"DefaultLightmapScale" "16"
"GameExe" "c:\program files\steam\steamapps\YOURACCOUNTNAME\half-life source\hl2.exe"
"DefaultSolidEntity"  "func_wall"
"DefaultPointEntity" "info_player_start"
"BSP" "c:\program files\steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin\vbsp.exe"
"Vis" "c:\program files\steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin\vvis.exe"
"Light" "c:\program files\steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin\vrad.exe"
"GameExeDir" "c:\program files\steam\steamapps\YOURACCOUNTNAME\half-life source\valve"
"MapDir" "c:\Program Files\Steam\steamapps\YOURACCOUNTNAME\half-life source\HL1\mapsrc"
"BSPDir" "c:\Program Files\Steam\steamapps\YOURACCOUNTNAME\half-life source\HL1\maps"
"CordonTexture" "BLACK"
"MaterialExcludeCount" "0"
}
}

*Don’t just copy and paste, replace YOURACCOUNTNAME with your steam account name

Finally you need to put the halflife.fgd in your C:\Program Files\Steam\steamapps\YOURACCOUNTNAME\sourcesdk\bin\ep1\bin

You can download the halflife.fgd here or go to the Valve developer Wiki

Fgd is Forge game data that tells hammer what entities your mod uses so you can create the mod’s entities to set their values, flags, inputs and outputs. Just like many files in Source it can be opened and edited with a Notepad.