/**
* hb_ot_layout_get_glyph_class:
- * @HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED:
- * @HB_OT_LAYOUT_GLYPH_CLASS_BASE_GLYPH:
- * @HB_OT_LAYOUT_GLYPH_CLASS_LIGATURE:
- * @HB_OT_LAYOUT_GLYPH_CLASS_MARK:
- * @HB_OT_LAYOUT_GLYPH_CLASS_COMPONENT:
+ * @HB_OT_LAYOUT_GLYPH_CLASS_UNCLASSIFIED: Glyphs not matching the other classifications
+ * @HB_OT_LAYOUT_GLYPH_CLASS_BASE_GLYPH: Spacing, single characters, capable of accepting marks
+ * @HB_OT_LAYOUT_GLYPH_CLASS_LIGATURE: Glyphs that represent ligation of multiple characters
+ * @HB_OT_LAYOUT_GLYPH_CLASS_MARK: Non-spacing, combining glyphs that represent marks
+ * @HB_OT_LAYOUT_GLYPH_CLASS_COMPONENT: Spacing glyphs that represent part of a single character
*
- * The layout classes defined for glyphs.
+ * The GDEF classes defined for glyphs.
*
**/
typedef enum {