Texturing in ArmA 2.

PAA/PAC Texture file format has been slightly altered in ArmA 2, you need to get the new Texview2 which comes with BIS tools setup, to open these texture files. Texview2 is the official BIS tool that properly recognizes the texture prefixes (_CO, _NOHQ etc) when loading and saving, please do not use other texture tools which do not support this fully.

Read basic background info on texture naming rules.

To get started with Texturing basics.

Read tips about setObjectTexture here.

Here is few steps how to create FLIR / thermal imaging textures for your models.