@@ 1348,6 1348,7 @@ class GLShaderLexer(RegexLexer):
r'lowp|mediump|highp|precision|input|output|hvec[234]|'
r'[df]vec[234]|sampler[23]DRect|sampler2DRectShadow|sizeof|'
r'cast|namespace|using)\b', Keyword), #future use
+ (r'[a-zA-Z_][a-zA-Z_0-9]*', Name),
(r'\.', Punctuation),
(r'\s+', Text),
],