Add brief comments.

1 files changed, 9 insertions, 0 deletions

diff --git a/glsize.hpp b/glsize.hpp
index ce204881..ead293b5 100644
--- a/glsize.hpp
+++ b/glsize.hpp
@@ -26,6 +26,15 @@
  *
  **************************************************************************/
 
+/*
+ * Auxiliary functions to compute the size of array/blob arguments, depending.
+ *
+ * Some of these functions were semi-automatically generated with
+ * apigen/glsize.py script from Mesa's XML description of the GL enums.
+ *
+ * Other functions were done by hand.
+ */
+
 #ifndef _GL_HELPERS_HPP_
 #define _GL_HELPERS_HPP_