    {-# LANGUAGE ForeignFunctionInterface, CPP #-}
    --------------------------------------------------------------------------------
    -- |
    -- Module      :  Graphics.Rendering.OpenGL.Raw.EXT.TexturePerturbNormal
    -- Copyright   :  (c) Sven Panne 2009
    -- License     :  BSD-style (see the file LICENSE)
    --
    -- Maintainer  :  sven.panne@aedion.de
    -- Stability   :  stable
    -- Portability :  portable
    --
    -- All raw functions and tokens from the EXT_texture_perturb_normal, see
    -- <http://www.opengl.org/registry/specs/EXT/perturb_normal.txt>.
    --
    --------------------------------------------------------------------------------

    module Graphics.Rendering.OpenGL.Raw.EXT.TexturePerturbNormal (
       -- * Functions
       glTextureNormal,
       -- * Tokens
       gl_PERTURB,
       gl_TEXTURE_NORMAL
    ) where

    import Foreign.C.Types
    import Graphics.Rendering.OpenGL.Raw.Core31.Types
    import Graphics.Rendering.OpenGL.Raw.Extensions

    #include "HsOpenGLRaw.h"

    extensionNameString :: String
    extensionNameString = "GL_EXT_texture_perturb_normal"

    EXTENSION_ENTRY(glTextureNormal,GLenum -> IO ())

    gl_PERTURB :: GLenum
    gl_PERTURB = 0x85AE

    gl_TEXTURE_NORMAL :: GLenum
    gl_TEXTURE_NORMAL = 0x85AF