added MESA_GLX_ALPHA_BITS env var

diff --git a/docs/VERSIONS b/docs/VERSIONS
index 7da97c5e19094ae94ad0f5967158ea6d90129bf8..22eae50d543f688dfc85f15902060ade63cc734d 100644 (file)
--- a/docs/VERSIONS
+++ b/docs/VERSIONS
@@ -1419,6 +1419,7 @@ Mesa Version History
        - added fast XOR-mode line drawing optimization
        - radeon: add support for all 3 tmus, GL_ARB_texture_cube_map
          and GL_EXT_fog_coord
+       - MESA_GLX_ALPHA_BITS env var for xlib driver
     Changes:
        - removed GL_HP_occlusion_test (use GL_ARB_occlusion_query instead)
     Bug fixes:

diff --git a/docs/envvars.html b/docs/envvars.html
index 60cfd3f0cef35190e8ef79bea65977094bb8ab1e..b0c784e924c9cc9851d5e083efb4b10119c06191 100644 (file)
--- a/docs/envvars.html
+++ b/docs/envvars.html
@@ -37,6 +37,7 @@ software driver:
   "window" to render into a window, or "disable" to disable the Glide driver.
 <li>MESA_GLX_FORCE_ALPHA - if set, forces RGB windows to have an alpha channel.
 <li>MESA_GLX_DEPTH_BITS - specifies default number of bits for depth buffer.
+<li>MESA_GLX_ALPHA_BITS - specifies default number of bits for alpha channel.
 </ul>