Add a run-on-mesa target for software rendering.

skeeto · Jul 13, 2015 · c2373b8 · c2373b8
1 parent dfacc4e
commit c2373b8
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Showing 2 changed files with 6 additions and 1 deletion.
diff --git a/Makefile b/Makefile
@@ -6,5 +6,8 @@ demo : demo.c gl3w/gl3w.c
 run : demo
 	./$^
 
+run-on-mesa : demo
+	LIBGL_ALWAYS_SOFTWARE=1 ./$^
+
 clean :
 	$(RM) demo demo.exe
diff --git a/README.md b/README.md
@@ -15,7 +15,9 @@ You'll need GLFW. On any Debian-based system:
 
 If your GPU doesn't support OpenGL 3.3 and you're using Mesa 10.0+,
 you can force software rendering with the environment variable
-`LIBGL_ALWAYS_SOFTWARE=1`.
+`LIBGL_ALWAYS_SOFTWARE=1`. The Makefile has a `run-on-mesa` target
+to set this for you.
+
 
 ### Windows