--------------------------------------------------------------------------------
-- |
-- Module      :  Graphics.Rendering.OpenGL.GL.Antialiasing
-- Copyright   :  (c) Sven Panne 2002-2019
-- License     :  BSD3
--
-- Maintainer  :  Sven Panne <svenpanne@gmail.com>
-- Stability   :  stable
-- Portability :  portable
--
-- This module corresponds to section 3.2 (Antialiasing) of the OpenGL 2.1
-- specs.
--
--------------------------------------------------------------------------------

module Graphics.Rendering.OpenGL.GL.Antialiasing (
   sampleBuffers, samples, multisample, subpixelBits
) where

import Data.StateVar
import Graphics.Rendering.OpenGL.GL.Capability
import Graphics.Rendering.OpenGL.GL.QueryUtils
import Graphics.GL

--------------------------------------------------------------------------------

sampleBuffers :: GettableStateVar GLsizei
sampleBuffers :: GettableStateVar GLsizei
sampleBuffers = PName1I -> GettableStateVar GLsizei
forall p. GetPName1I p => p -> GettableStateVar GLsizei
antialiasingInfo PName1I
GetSampleBuffers

samples :: GettableStateVar GLsizei
samples :: GettableStateVar GLsizei
samples = PName1I -> GettableStateVar GLsizei
forall p. GetPName1I p => p -> GettableStateVar GLsizei
antialiasingInfo PName1I
GetSamples

multisample :: StateVar Capability
multisample :: StateVar Capability
multisample = EnableCap -> StateVar Capability
makeCapability EnableCap
CapMultisample

subpixelBits :: GettableStateVar GLsizei
subpixelBits :: GettableStateVar GLsizei
subpixelBits = PName1I -> GettableStateVar GLsizei
forall p. GetPName1I p => p -> GettableStateVar GLsizei
antialiasingInfo PName1I
GetSubpixelBits

antialiasingInfo :: GetPName1I p => p -> GettableStateVar GLsizei
antialiasingInfo :: p -> GettableStateVar GLsizei
antialiasingInfo = GettableStateVar GLsizei -> GettableStateVar GLsizei
forall a. IO a -> IO a
makeGettableStateVar (GettableStateVar GLsizei -> GettableStateVar GLsizei)
-> (p -> GettableStateVar GLsizei) -> p -> GettableStateVar GLsizei
forall b c a. (b -> c) -> (a -> b) -> a -> c
. (GLsizei -> GLsizei) -> p -> GettableStateVar GLsizei
forall p a. GetPName1I p => (GLsizei -> a) -> p -> IO a
getSizei1 GLsizei -> GLsizei
forall a. a -> a
id