Source VMT Editor

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Overview
The Material Editor is an engine tool available in Source 2007 and later. This tool allows you to edit VMT properties while in-game with via a simplified interface that is both user friendly and real time. This heavily simplifies the material editing process as well. Previously users would have to edit the vmt outside of the engine, then go back in-game and reload all materials, or the current vmt. To use it, run your game or mod with -tools -nop4 on the command line and select 'Material Editor' from the Tools menu. This tool is used to edit the material properties with the added advantage of a preview.




Interface
The first window on the left is the properties window. On the lower right is the preview window, and bove that is the engine viewport.
File

- Open...
- Save
- Save As...
- Close
- Recent
- Clear Recent
- Exit
Edit
- Undo
Shortcut keys Ctrl + Z
- Redo
Shortcut keys ⇧ Shift + Ctrl + Z
- Describe Undo History

- Clear Undo History
- Keyboard
Shortcut keys ⇧ Shift + Ctrl + Alt + E
Material
- Set Params To Default
Resets the material parameters
View
- Properties
Shows the Properties Window If Checked
- Preview
Shows the Preview Window If Checked
- Show Flags
Shows the parameter flags If Checked
- Show Tool Parameters
Shows the tool parameters on the properties window If Checked
- Default Layout
Resets the layout to the defualt view
Using the Preview Window
To use the preview window...
Left click to rotate
Right Click to zoom
Middle click to move
To Create a new material
click file -> new , then begin editing
see Material for editing information
Selecting Shaders
go to "shader" from the properties list and click
the Select Shader window will appear
select from the list or type in the name of the shader in the filter box
see List of Shaders
Ideally, you should pick one of these three.
- LightmappedGeneric -> for world texturing
- VertexLitGeneric -> for model texturing
- UnlitGeneric -> for UI texturing
After your shader type is selected, the list of avalable parameters, for the selected shader, will update.
Selecting textures
go to the $basetexture parameter and click .
the select VTF window will appear
select the desired texture to be used in the material
Selecting Colors
go to the $color parameter and click
the Select Color window will appear
adjust the settings to get the desired color
the color box will change to the selected color
Shader Parameters
see List of Shader Parameters for more details
Data types
- bool "short for boolean" in which 0 = false and 1 = true
- color <color255 + int> (ex. 97 11 255 255)
- float "floating point" a decimal between 0 and 1 (ex. 0.75)
- int "short for integer" (ex. 56)
- matrix "written in binary" (ex. 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 )
- string "file path" (ex. brick\brickfloor001a.vtf) "name" (ex. VertexLitGeneric)
- vector2 "two configureable values" (ex. 23 45)
- vector3 "three configureable values" (ex. 23 45 37)
- vector4 "four configureable values" (ex. 23 45 37 89)
Loading a material


click file -> Open..., find the file located in the mod or game directory loaded
Saving a material


click file -> save as..., give the material a name, and save in the mod or game directory loaded