diff --git a/src/SDL/Raw/Enum.hsc b/src/SDL/Raw/Enum.hsc
index 2b8012a..130b7e4 100644
--- a/src/SDL/Raw/Enum.hsc
+++ b/src/SDL/Raw/Enum.hsc
@@ -33,6 +33,27 @@ module SDL.Raw.Enum (
   pattern SDL_BLENDMODE_ADD,
   pattern SDL_BLENDMODE_MOD,
 
+  -- ** Blend Operation
+  BlendOperation,
+  pattern SDL_BLENDOPERATION_ADD,
+  pattern SDL_BLENDOPERATION_SUBTRACT,
+  pattern SDL_BLENDOPERATION_REV_SUBTRACT,
+  pattern SDL_BLENDOPERATION_MINIMUM,
+  pattern SDL_BLENDOPERATION_MAXIMUM,
+
+  -- ** Blend Factor
+  BlendFactor,
+  pattern SDL_BLENDFACTOR_ZERO,
+  pattern SDL_BLENDFACTOR_ONE,
+  pattern SDL_BLENDFACTOR_SRC_COLOR,
+  pattern SDL_BLENDFACTOR_ONE_MINUS_SRC_COLOR,
+  pattern SDL_BLENDFACTOR_SRC_ALPHA,
+  pattern SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA,
+  pattern SDL_BLENDFACTOR_DST_COLOR,
+  pattern SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR,
+  pattern SDL_BLENDFACTOR_DST_ALPHA,
+  pattern SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA,
+
   -- ** Endian Detetection
   pattern SDL_BYTEORDER,
   pattern SDL_LIL_ENDIAN,
@@ -934,6 +955,8 @@ import Foreign.C.Types
 type AudioFormat = (#type SDL_AudioFormat)
 type AudioStatus = (#type SDL_AudioStatus)
 type BlendMode = (#type SDL_BlendMode)
+type BlendOperation = (#type SDL_BlendOperation)
+type BlendFactor = (#type SDL_BlendFactor)
 type Endian = CInt
 type EventAction = (#type SDL_eventaction)
 type GameControllerAxis = (#type SDL_GameControllerAxis)
@@ -975,6 +998,23 @@ pattern SDL_BLENDMODE_BLEND = (#const SDL_BLENDMODE_BLEND) :: BlendMode
 pattern SDL_BLENDMODE_ADD = (#const SDL_BLENDMODE_ADD) :: BlendMode
 pattern SDL_BLENDMODE_MOD = (#const SDL_BLENDMODE_MOD) :: BlendMode
 
+pattern SDL_BLENDOPERATION_ADD = (#const SDL_BLENDOPERATION_ADD) :: BlendOperation
+pattern SDL_BLENDOPERATION_SUBTRACT = (#const SDL_BLENDOPERATION_SUBTRACT) :: BlendOperation
+pattern SDL_BLENDOPERATION_REV_SUBTRACT = (#const SDL_BLENDOPERATION_REV_SUBTRACT) :: BlendOperation
+pattern SDL_BLENDOPERATION_MINIMUM = (#const SDL_BLENDOPERATION_MINIMUM) :: BlendOperation
+pattern SDL_BLENDOPERATION_MAXIMUM = (#const SDL_BLENDOPERATION_MAXIMUM) :: BlendOperation
+
+pattern SDL_BLENDFACTOR_ZERO = (#const SDL_BLENDFACTOR_ZERO) :: BlendFactor
+pattern SDL_BLENDFACTOR_ONE = (#const SDL_BLENDFACTOR_ONE) :: BlendFactor
+pattern SDL_BLENDFACTOR_SRC_COLOR = (#const SDL_BLENDFACTOR_SRC_COLOR) :: BlendFactor
+pattern SDL_BLENDFACTOR_ONE_MINUS_SRC_COLOR = (#const SDL_BLENDFACTOR_ONE_MINUS_SRC_COLOR) :: BlendFactor
+pattern SDL_BLENDFACTOR_SRC_ALPHA = (#const SDL_BLENDFACTOR_SRC_ALPHA) :: BlendFactor
+pattern SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA = (#const SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA) :: BlendFactor
+pattern SDL_BLENDFACTOR_DST_COLOR = (#const SDL_BLENDFACTOR_DST_COLOR) :: BlendFactor
+pattern SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR = (#const SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR) :: BlendFactor
+pattern SDL_BLENDFACTOR_DST_ALPHA = (#const SDL_BLENDFACTOR_DST_ALPHA) :: BlendFactor
+pattern SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA = (#const SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA) :: BlendFactor
+
 pattern SDL_BYTEORDER = (#const SDL_BYTEORDER) :: Endian
 pattern SDL_LIL_ENDIAN = (#const SDL_LIL_ENDIAN) :: Endian
 pattern SDL_BIG_ENDIAN = (#const SDL_BIG_ENDIAN) :: Endian
diff --git a/src/SDL/Raw/Video.hs b/src/SDL/Raw/Video.hs
index b829273..8d501bc 100644
--- a/src/SDL/Raw/Video.hs
+++ b/src/SDL/Raw/Video.hs
@@ -32,6 +32,7 @@ module SDL.Raw.Video (
   getDisplayDPI,
   getDisplayMode,
   getDisplayName,
+  getDisplayUsableBounds,
   getGrabbedWindow,
   getNumDisplayModes,
   getNumVideoDisplays,
@@ -82,6 +83,7 @@ module SDL.Raw.Video (
   videoQuit,
 
   -- * 2D Accelerated Rendering
+  composeCustomBlendMode,
   createRenderer,
   createSoftwareRenderer,
   createTexture,
@@ -248,12 +250,13 @@ foreign import ccall "SDL.h SDL_GetDisplayBounds" getDisplayBoundsFFI :: CInt ->
 foreign import ccall "SDL.h SDL_GetDisplayDPI" getDisplayDPIFFI :: CInt -> Ptr CFloat -> Ptr CFloat -> Ptr CFloat -> IO CInt
 foreign import ccall "SDL.h SDL_GetDisplayMode" getDisplayModeFFI :: CInt -> CInt -> Ptr DisplayMode -> IO CInt
 foreign import ccall "SDL.h SDL_GetDisplayName" getDisplayNameFFI :: CInt -> IO CString
+foreign import ccall "SDL.h SDL_GetDisplayUsableBounds" getDisplayUsableBoundsFFI :: CInt -> Ptr Rect -> IO CInt
 foreign import ccall "SDL.h SDL_GetGrabbedWindow" getGrabbedWindowFFI :: IO Window
 foreign import ccall "SDL.h SDL_GetNumDisplayModes" getNumDisplayModesFFI :: CInt -> IO CInt
 foreign import ccall "SDL.h SDL_GetNumVideoDisplays" getNumVideoDisplaysFFI :: IO CInt
 foreign import ccall "SDL.h SDL_GetNumVideoDrivers" getNumVideoDriversFFI :: IO CInt
 foreign import ccall "SDL.h SDL_GetVideoDriver" getVideoDriverFFI :: CInt -> IO CString
-foreign import ccall "SDL.h SDL_GetWindowBordersSize" getWindowBordersSize :: Window -> Ptr CInt -> Ptr CInt -> Ptr CInt -> Ptr CInt -> IO CInt
+foreign import ccall "SDL.h SDL_GetWindowBordersSize" getWindowBordersSizeFFI :: Window -> Ptr CInt -> Ptr CInt -> Ptr CInt -> Ptr CInt -> IO CInt
 foreign import ccall "SDL.h SDL_GetWindowBrightness" getWindowBrightnessFFI :: Window -> IO CFloat
 foreign import ccall "SDL.h SDL_GetWindowData" getWindowDataFFI :: Window -> CString -> IO (Ptr ())
 foreign import ccall "SDL.h SDL_GetWindowDisplayIndex" getWindowDisplayIndexFFI :: Window -> IO CInt
@@ -297,6 +300,7 @@ foreign import ccall "SDL.h SDL_UpdateWindowSurfaceRects" updateWindowSurfaceRec
 foreign import ccall "SDL.h SDL_VideoInit" videoInitFFI :: CString -> IO CInt
 foreign import ccall "SDL.h SDL_VideoQuit" videoQuitFFI :: IO ()
 
+foreign import ccall "SDL.h SDL_ComposeCustomBlendMode" composeCustomBlendModeFFI :: BlendFactor -> BlendFactor -> BlendOperation -> BlendFactor -> BlendFactor -> BlendOperation -> IO BlendMode
 foreign import ccall "SDL.h SDL_CreateRenderer" createRendererFFI :: Window -> CInt -> Word32 -> IO Renderer
 foreign import ccall "SDL.h SDL_CreateSoftwareRenderer" createSoftwareRendererFFI :: Ptr Surface -> IO Renderer
 foreign import ccall "SDL.h SDL_CreateTexture" createTextureFFI :: Renderer -> Word32 -> CInt -> CInt -> CInt -> IO Texture
@@ -541,6 +545,10 @@ getDisplayName :: MonadIO m => CInt -> m CString
 getDisplayName v1 = liftIO $ getDisplayNameFFI v1
 {-# INLINE getDisplayName #-}
 
+getDisplayUsableBounds :: MonadIO m => CInt -> Ptr Rect -> m CInt
+getDisplayUsableBounds v1 v2 = liftIO $ getDisplayUsableBoundsFFI v1 v2
+{-# INLINE getDisplayUsableBounds #-}
+
 getGrabbedWindow :: MonadIO m => m Window
 getGrabbedWindow = liftIO getGrabbedWindowFFI
 {-# INLINE getGrabbedWindow #-}
@@ -561,6 +569,10 @@ getVideoDriver :: MonadIO m => CInt -> m CString
 getVideoDriver v1 = liftIO $ getVideoDriverFFI v1
 {-# INLINE getVideoDriver #-}
 
+getWindowBordersSize :: MonadIO m => Window -> Ptr CInt -> Ptr CInt -> Ptr CInt -> Ptr CInt -> m CInt
+getWindowBordersSize v1 v2 v3 v4 v5 = liftIO $ getWindowBordersSizeFFI v1 v2 v3 v4 v5
+{-# INLINE getWindowBordersSize #-}
+
 getWindowBrightness :: MonadIO m => Window -> m CFloat
 getWindowBrightness v1 = liftIO $ getWindowBrightnessFFI v1
 {-# INLINE getWindowBrightness #-}
@@ -729,6 +741,10 @@ videoQuit :: MonadIO m => m ()
 videoQuit = liftIO videoQuitFFI
 {-# INLINE videoQuit #-}
 
+composeCustomBlendMode :: MonadIO m => BlendFactor -> BlendFactor -> BlendOperation -> BlendFactor -> BlendFactor -> BlendOperation -> m BlendMode
+composeCustomBlendMode v1 v2 v3 v4 v5 v6 = liftIO $ composeCustomBlendModeFFI v1 v2 v3 v4 v5 v6
+{-# INLINE composeCustomBlendMode #-}
+
 createRenderer :: MonadIO m => Window -> CInt -> Word32 -> m Renderer
 createRenderer v1 v2 v3 = liftIO $ createRendererFFI v1 v2 v3
 {-# INLINE createRenderer #-}