Mesa (master): docs: document GALLIUM_HUD_DUMP_DIR envvar

[Marek Olšák]

Module: Mesa
Branch: master
Commit: 3f5fba8a7be61bfc0f46a5ea058108f6e0e1c268
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=3f5fba8a7be61bfc0f46a5ea058108f6e0e1c268

Author: Edmondo Tommasina <edmondo.tommasina at gmail.com>
Date:   Wed Dec 21 22:58:14 2016 +0100

docs: document GALLIUM_HUD_DUMP_DIR envvar

Signed-off-by: Marek Olšák <marek.olsak at amd.com>

---

 docs/envvars.html | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/envvars.html b/docs/envvars.html
index 5dd7bab..9eee8db 100644
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -219,6 +219,8 @@ Mesa EGL supports different sets of environment variables.  See the
     disable for unencumbered viewing the rest of the time. For example, set
     GALLIUM_HUD_VISIBLE to false and GALLIUM_HUD_TOGGLE_SIGNAL to 10 (SIGUSR1).
     Use kill -10 <pid> to toggle the hud as desired.
+<li>GALLIUM_HUD_DUMP_DIR - specifies a directory for writing the displayed
+    hud values into files.
 <li>GALLIUM_DRIVER - useful in combination with LIBGL_ALWAYS_SOFTWARE=1 for
     choosing one of the software renderers "softpipe", "llvmpipe" or "swr".
 <li>GALLIUM_LOG_FILE - specifies a file for logging all errors, warnings, etc.