Document AI_CONFIG_EXPORT_BLOB_NAME.

include/assimp/cexport.h

@@ -205,16 +205,22 @@ struct aiExportDataBlob {
     void *data;
 
     /** Name of the blob. An empty string always
-        indicates the first (and primary) blob,
-        which contains the actual file data.
-        Any other blobs are auxiliary files produced
-        by exporters (i.e. material files). Existence
-        of such files depends on the file format. Most
-        formats don't split assets across multiple files.
-
-        If used, blob names usually contain the file
-        extension that should be used when writing
-        the data to disc.
+      * indicates the first (and primary) blob,
+      * which contains the actual file data.
+      * Any other blobs are auxiliary files produced
+      * by exporters (i.e. material files). Existence
+      * of such files depends on the file format. Most
+      * formats don't split assets across multiple files.
+      *
+      * If used, blob names usually contain the file
+      * extension that should be used when writing
+      * the data to disc.
+      *
+      * The blob names generated can be influenced by
+      * setting the #AI_CONFIG_EXPORT_BLOB_NAME export
+      * property to the name that is used for the master
+      * blob. All other names are typically derived from
+      * the base name, by the file format exporter.
      */
     C_STRUCT aiString name;