r_volumetricFog
rend2
Needs review. The inventory/provenance evidence is recorded, but some behavior, options, or attribution still lacks a direct user-facing source.
Disable/enable lightgrid lighting on fog volumes
At a glance
| Field | Value |
|---|---|
| Category | Graphics & rendering |
| Feature family | Volumetric fog |
| Module | renderer |
| Also registered in | renderer |
| Renderer | rd-rend2 |
| Network scope | client-only — Local to the client/UI/renderer. |
| Derivation | documented |
| Confidence | medium |
| In-game xdocs | No |
| In-game menu | No |
| Default | 0 |
| Value type | bool |
| Restart | Yes; the value is latched. |
| Cheat protected | No |
Values
| Value | Meaning | Evidence |
|---|---|---|
0 |
Disabled. | shared/rd-rend2/tr_backend.cpp:1504 |
1 |
Enabled. | shared/rd-rend2/tr_backend.cpp:1504 |
Flags
CVAR_ARCHIVE— saved to the user configurationCVAR_LATCH— latched until the relevant subsystem or map is restarted
Provenance
Origin: rend2
- Ultimate-origin introduction:
3c0bc65b40eain rend2 (content authored2025-02-21, integrated2025-02-25) - TaystJK integration evidence:
c98ecf977bd3 - Origin pull request: #217
- Upstream registration evidence: codemp/rd-rend2/tr_init.cpp:1548
- Attribution method:
squash-feature-group-explicit-credit - Attribution confidence:
medium - Notes: The identifier’s single-prefix squash feature group explicitly credits rend2.
Dated project introductions
Authored dates come from the exact registration’s first content commit, PR dates identify when work was proposed to each project, and integration dates come from each first-parent mainline. A project merging first does not override earlier upstream authorship or submission.
| Project | Authored | PR opened | Integrated | Commit | Relationship |
|---|---|---|---|---|---|
| rend2 | 2025-02-21 |
— | 2025-02-25 |
3c0bc65b40ea |
Ultimate origin |
| TaystJK | 2025-04-15 |
2025-04-07 | 2025-04-15 |
c98ecf977bd3 |
Other project appearance |
| jaPRO | 2025-04-15 |
— | 2025-04-15 |
c98ecf977bd3 |
Other project appearance |
| NewJK / NewMod | 2026-08-09 |
— | 2026-08-09 |
686cbf9b649b |
Other project appearance |
Evidence
- registration: codemp/rd-rend2/tr_init.cpp:1583 (Cvar_Get)
- behavior: shared/rd-rend2/tr_backend.cpp:1504
- behavior: shared/rd-rend2/tr_backend.cpp:2443
- behavior: shared/rd-rend2/tr_bsp.cpp:4200
- behavior: shared/rd-rend2/tr_bsp.cpp:4391
- behavior: shared/rd-rend2/tr_glsl.cpp:382