| global
| If value is greater than 0 runs deferred renderer debug.
Correct values are:
{| class="wikitable"
!Value || Name
|-
| 1 || Position
|-
| 2 || Normals
|-
| 3 || Diffuse
|-
| 4 || Specular
|-
| 5 || Shadow strength
|-
| 6 || Specularity power
|-
| 7 || Additional ambient
|-
| 8 || Environment map weight
|-
| 9 || Mix status
|-
| 10 || Lighting diffuse
|-
| 11 || Lighting specular
|-
| 12 || Lighting environment map strength
|-
| 13 || Composition HDR
|-
| 14 || Composition LDR
|-
| 15 || Distortions
|-
| 16 || MLAA weight
|-
| 17 || Sunshaft mask
|}
|-
| [[Engine/Config variables/r_show_light_pixel_coverage|r_show_light_pixel_coverage]]