{-# LANGUAGE ForeignFunctionInterface, CPP #-}
--------------------------------------------------------------------------------
-- |
-- Module      :  Graphics.Rendering.OpenGL.Raw.ARB.ShaderStorageBufferObject
-- Copyright   :  (c) Sven Panne 2013
-- License     :  BSD3
--
-- Maintainer  :  Sven Panne <svenpanne@gmail.com>
-- Stability   :  stable
-- Portability :  portable
--
-- All raw functions and tokens from the ARB_shader_storage_buffer_object, see
-- <http://www.opengl.org/registry/specs/ARB/shader_storage_buffer_object.txt>.
--
--------------------------------------------------------------------------------

module Graphics.Rendering.OpenGL.Raw.ARB.ShaderStorageBufferObject (
   -- * Functions
   glShaderStorageBlockBinding,

   -- * Tokens
   gl_SHADER_STORAGE_BUFFER,
   gl_SHADER_STORAGE_BUFFER_BINDING,
   gl_SHADER_STORAGE_BUFFER_START,
   gl_SHADER_STORAGE_BUFFER_SIZE,
   gl_MAX_VERTEX_SHADER_STORAGE_BLOCKS,
   gl_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS,
   gl_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS,
   gl_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS,
   gl_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS,
   gl_MAX_COMPUTE_SHADER_STORAGE_BLOCKS,
   gl_MAX_COMBINED_SHADER_STORAGE_BLOCKS,
   gl_MAX_SHADER_STORAGE_BUFFER_BINDINGS,
   gl_MAX_SHADER_STORAGE_BLOCK_SIZE,
   gl_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT,
   gl_SHADER_STORAGE_BARRIER_BIT,
   gl_MAX_COMBINED_SHADER_OUTPUT_RESOURCES,
   gl_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS
) where

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

#include "HsOpenGLRaw.h"

extensionNameString :: String
extensionNameString = "GL_ARB_shader_storage_buffer_object"

EXTENSION_ENTRY(glShaderStorageBlockBinding, GLuint -> GLuint -> GLuint -> IO())

gl_SHADER_STORAGE_BUFFER :: GLenum
gl_SHADER_STORAGE_BUFFER = 0x90D2

gl_SHADER_STORAGE_BUFFER_BINDING :: GLenum
gl_SHADER_STORAGE_BUFFER_BINDING = 0x90D3

gl_SHADER_STORAGE_BUFFER_START :: GLenum
gl_SHADER_STORAGE_BUFFER_START = 0x90D4

gl_SHADER_STORAGE_BUFFER_SIZE :: GLenum
gl_SHADER_STORAGE_BUFFER_SIZE = 0x90D5

gl_MAX_VERTEX_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_VERTEX_SHADER_STORAGE_BLOCKS = 0x90D6

gl_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_GEOMETRY_SHADER_STORAGE_BLOCKS = 0x90D7

gl_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_TESS_CONTROL_SHADER_STORAGE_BLOCKS = 0x90D8

gl_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_TESS_EVALUATION_SHADER_STORAGE_BLOCKS = 0x90D9

gl_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_FRAGMENT_SHADER_STORAGE_BLOCKS = 0x90DA

gl_MAX_COMPUTE_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_COMPUTE_SHADER_STORAGE_BLOCKS = 0x90DB

gl_MAX_COMBINED_SHADER_STORAGE_BLOCKS :: GLenum
gl_MAX_COMBINED_SHADER_STORAGE_BLOCKS = 0x90DC

gl_MAX_SHADER_STORAGE_BUFFER_BINDINGS :: GLenum
gl_MAX_SHADER_STORAGE_BUFFER_BINDINGS = 0x90DD

gl_MAX_SHADER_STORAGE_BLOCK_SIZE :: GLenum
gl_MAX_SHADER_STORAGE_BLOCK_SIZE = 0x90DE

gl_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT :: GLenum
gl_SHADER_STORAGE_BUFFER_OFFSET_ALIGNMENT = 0x90DF

gl_SHADER_STORAGE_BARRIER_BIT :: GLbitfield
gl_SHADER_STORAGE_BARRIER_BIT = 0x00002000

gl_MAX_COMBINED_SHADER_OUTPUT_RESOURCES :: GLenum
gl_MAX_COMBINED_SHADER_OUTPUT_RESOURCES = 0x8F39

gl_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS :: GLenum
gl_MAX_COMBINED_IMAGE_UNITS_AND_FRAGMENT_OUTPUTS = 0x8F39