7 // From section 3.7 (Identifiers) of the GLSL 1.10 spec:
9 // Identifiers starting with "gl_" are reserved for use by OpenGL
10 // and may not be declared in a shader as either a variable or a
13 // Consequently, a struct's name may not start with "gl_".
15 struct gl_ProsciuttoHoagie {
21 gl_Position = vec4(0.0);