Render to Texture -- Blender 3D Game Engine


13.  Add a string Property named cam to the Monitor
Property must be named cam.  Can't be named Fred or Cam or anything else.  The python code looks for a Property attached to the Monitor screen named cam.

Add Property named material to the Movie screen
Buttons Window menu >> Logic (F4)
Add Property button
Type:  String
Name:  cam
     Enter unique name you gave camera

14.  Optional:  Make Monitor (semi) transparent

Blender GLSL Materials and Blender Multitexture Materials. 

Buttons Window menu >> Shading (F4) >> Materials buttons
Links and Pipeline tab
ZTransp button
Material tab
A slider

15.  Connect the Always Sensor to the Python Controller 

Mirror selected:  Object Mode

Buttons Window menu >> Logic (F4)
Pull wire from brass bump to brass dimple

16.  Start Game Engine

P key
User Preference menu >> Game >> Start Game