GLhalfNV = Alias("GLhalfNV", UShort)
GLint64EXT = Alias("GLint64EXT", Int64)
GLuint64EXT = Alias("GLuint64EXT", UInt64)
+GLDEBUGPROC = Opaque("GLDEBUGPROC")
GLDEBUGPROCARB = Opaque("GLDEBUGPROCARB")
GLDEBUGPROCAMD = Opaque("GLDEBUGPROCAMD")
"GL_GEOMETRY_SHADER_BIT", # 0x00000004
"GL_TESS_CONTROL_SHADER_BIT", # 0x00000008
"GL_TESS_EVALUATION_SHADER_BIT", # 0x00000010
+ "GL_COMPUTE_SHADER_BIT", # 0x00000020
])
GLbitfield_access = Flags(GLbitfield, [