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let destroy_texture = foreign " SDL_DestroyTexture " ( texture @-> returning void ) |
let get_texture_alpha_mod = foreign " SDL_GetTextureAlphaMod " ( texture @-> ptr uint8_t @-> returning zero_to_ok ) |
let get_texture_alpha_mod t = let alpha = allocate uint8_t Unsigned . UInt8 . zero in match get_texture_alpha_mod t alpha with | Ok ( ) -> Ok ( Unsigned . UInt8 . to_int ( !@ alpha ) ) | Error _ as e -> e |
let get_texture_blend_mode = foreign " SDL_GetTextureBlendMode " ( texture @-> ptr int @-> returning zero_to_ok ) |
let get_texture_blend_mode t = let m = allocate int 0 in match get_texture_blend_mode t m with | Ok ( ) -> Ok ( !@ m ) | Error _ as e -> e |
let get_texture_color_mod = foreign " SDL_GetTextureColorMod " ( renderer @-> ptr uint8_t @-> ptr uint8_t @-> ptr uint8_t @-> returning zero_to_ok ) |
let get_texture_color_mod t = let alloc ( ) = allocate uint8_t Unsigned . UInt8 . zero in let get v = Unsigned . UInt8 . to_int ( !@ v ) in let r , g , b = alloc ( ) , alloc ( ) , alloc ( ) in match get_texture_color_mod t r g b with | Ok ( ) -> Ok ( get r , get g , get b ) | Error _ as e -> e |
let query_texture = foreign " SDL_QueryTexture " ( texture @-> ptr uint32_t @-> ptr int @-> ptr int @-> ptr int @-> returning zero_to_ok ) |
let _texture_height t = let h = allocate int 0 in let unull = coerce ( ptr void ) ( ptr uint32_t ) null in let inull = coerce ( ptr void ) ( ptr int ) null in match query_texture t unull inull inull h with | Ok ( ) -> Ok ( !@ h ) | Error _ as e -> e |
let lock_texture = foreign " SDL_LockTexture " ( texture @-> ptr rect @-> ptr ( ptr void ) @-> ptr int @-> returning zero_to_ok ) |
let lock_texture t r kind = match ( match r with None -> _texture_height t | Some r -> Ok ( Rect . h r ) ) with | Error _ as e -> e | Ok h -> let pitch = allocate int 0 in let p = allocate ( ptr void ) null in match lock_texture t ( Rect . opt_addr r ) p pitch with | Error _ as e -> e | Ok ( ) -> let p = !@ p in let pitch = !@ pitch in let kind_size = ba_kind_byte_size kind in if pitch mod kind_size <> 0 then invalid_arg ( err_bigarray_pitch pitch kind_size ) else let ba_size = ( pitch * h ) / kind_size in let pixels = coerce ( ptr void ) ( access_ptr_typ_of_ba_kind kind ) p in Ok ( bigarray_of_ptr array1 ba_size kind pixels , pitch / kind_size ) |
let query_texture t = let pf = allocate uint32_t Unsigned . UInt32 . zero in let access = allocate int 0 in let w = allocate int 0 in let h = allocate int 0 in match query_texture t pf access w h with | Ok ( ) -> Ok ( !@ pf , !@ access , ( !@ w , !@ h ) ) | Error _ as e -> e |
let set_texture_alpha_mod = foreign " SDL_SetTextureAlphaMod " ( texture @-> int_as_uint8_t @-> returning zero_to_ok ) |
let set_texture_blend_mode = foreign " SDL_SetTextureBlendMode " ( texture @-> int @-> returning zero_to_ok ) |
let set_texture_color_mod = foreign " SDL_SetTextureColorMod " ( texture @-> int_as_uint8_t @-> int_as_uint8_t @-> int_as_uint8_t @-> returning zero_to_ok ) |
let unlock_texture = foreign " SDL_UnlockTexture " ( texture @-> returning void ) |
let update_texture = foreign " SDL_UpdateTexture " ( texture @-> ptr rect @-> ptr void @-> int @-> returning zero_to_ok ) |
let update_texture t rect pixels pitch = let pitch = pitch * ( ba_kind_byte_size ( Bigarray . Array1 . kind pixels ) ) in let pixels = to_voidp ( bigarray_start array1 pixels ) in update_texture t ( Rect . opt_addr rect ) pixels pitch |
let update_yuv_texture = foreign " SDL_UpdateYUVTexture " ( texture @-> ptr rect @-> ptr void @-> int @-> ptr void @-> int @-> ptr void @-> int @-> returning zero_to_ok ) |
let update_yuv_texture r rect ~ y ypitch ~ u upitch ~ v vpitch = let yp = to_voidp ( bigarray_start array1 y ) in let up = to_voidp ( bigarray_start array1 u ) in let vp = to_voidp ( bigarray_start array1 v ) in update_yuv_texture r ( Rect . opt_addr rect ) yp ypitch up upitch vp vpitch |
let get_current_video_driver = foreign " SDL_GetCurrentVideoDriver " ( void @-> returning string_opt ) |
let get_num_video_drivers = foreign " SDL_GetNumVideoDrivers " ( void @-> returning nat_to_ok ) |
let get_video_driver = foreign " SDL_GetVideoDriver " ( int @-> returning ( some_to_ok string_opt ) ) |
let video_init = foreign " SDL_VideoInit " ( string_opt @-> returning zero_to_ok ) |
let video_quit = foreign " SDL_VideoQuit " ( void @-> returning void ) |
type driverdata = unit ptr |
let driverdata = ptr_opt void |
type display_mode = { dm_format : Pixel . format_enum ; dm_w : int ; dm_h : int ; dm_refresh_rate : int option ; dm_driverdata : driverdata option } |
let display_mode : _display_mode structure typ = structure " SDL_DisplayMode " |
let dm_format = field display_mode " format " uint32_t |
let dm_w = field display_mode " w " int |
let dm_h = field display_mode " h " int |
let dm_refresh_rate = field display_mode " refresh_rate " int |
let dm_driverdata = field display_mode " driverdata " driverdata |
let ( ) = seal display_mode |
let display_mode_to_c o = let c = make display_mode in let rate = match o . dm_refresh_rate with None -> 0 | Some r -> r in setf c dm_format o . dm_format ; setf c dm_w o . dm_w ; setf c dm_h o . dm_h ; setf c dm_refresh_rate rate ; setf c dm_driverdata o . dm_driverdata ; c |
let display_mode_of_c c = let dm_format = getf c dm_format in let dm_w = getf c dm_w in let dm_h = getf c dm_h in let dm_refresh_rate = match getf c dm_refresh_rate with | 0 -> None | r -> Some r in let dm_driverdata = getf c dm_driverdata in { dm_format ; dm_w ; dm_h ; dm_refresh_rate ; dm_driverdata } |
let get_closest_display_mode = foreign " SDL_GetClosestDisplayMode " ( int @-> ptr display_mode @-> ptr display_mode @-> returning ( ptr_opt void ) ) |
let get_closest_display_mode i m = let mode = display_mode_to_c m in let closest = make display_mode in match get_closest_display_mode i ( addr mode ) ( addr closest ) with | None -> None | Some _ -> Some ( display_mode_of_c closest ) |
let get_current_display_mode = foreign " SDL_GetCurrentDisplayMode " ( int @-> ptr display_mode @-> returning zero_to_ok ) |
let get_current_display_mode i = let mode = make display_mode in match get_current_display_mode i ( addr mode ) with | Ok ( ) -> Ok ( display_mode_of_c mode ) | Error _ as e -> e |
let get_desktop_display_mode = foreign " SDL_GetDesktopDisplayMode " ( int @-> ptr display_mode @-> returning zero_to_ok ) |
let get_desktop_display_mode i = let mode = make display_mode in match get_desktop_display_mode i ( addr mode ) with | Ok ( ) -> Ok ( display_mode_of_c mode ) | Error _ as e -> e |
let get_display_bounds = foreign " SDL_GetDisplayBounds " ( int @-> ptr rect @-> returning zero_to_ok ) |
let get_display_bounds i = let r = make rect in match get_display_bounds i ( addr r ) with | Ok ( ) -> Ok r | Error _ as e -> e |
let get_display_dpi = foreign " SDL_GetDisplayDPI " ( int @-> ptr float @-> ptr float @-> ptr float @-> returning zero_to_ok ) |
let get_display_dpi display = let diagonal = allocate float 0 . in let horizontal = allocate float 0 . in let vertical = allocate float 0 . in match get_display_dpi display diagonal horizontal vertical with | Ok ( ) -> Ok ( !@ diagonal , !@ horizontal , !@ vertical ) | Error _ as err -> err |
let get_display_mode = foreign " SDL_GetDisplayMode " ( int @-> int @-> ptr display_mode @-> returning zero_to_ok ) |
let get_display_mode d i = let mode = make display_mode in match get_display_mode d i ( addr mode ) with | Ok ( ) -> Ok ( display_mode_of_c mode ) | Error _ as e -> e |
let get_display_usable_bounds = foreign " SDL_GetDisplayUsableBounds " ( int @-> ptr rect @-> returning zero_to_ok ) |
let get_display_usable_bounds i = let r = make rect in match get_display_usable_bounds i ( addr r ) with | Ok ( ) -> Ok r | Error _ as e -> e |
let get_num_display_modes = foreign " SDL_GetNumDisplayModes " ( int @-> returning nat_to_ok ) |
let get_display_name = foreign " SDL_GetDisplayName " ( int @-> returning ( some_to_ok string_opt ) ) |
let get_num_video_displays = foreign " SDL_GetNumVideoDisplays " ( void @-> returning nat_to_ok ) |
module Window = struct let pos_undefined = sdl_windowpos_undefined let pos_centered = sdl_windowpos_centered type flags = Unsigned . uint32 let i = Unsigned . UInt32 . of_int let ( + ) = Unsigned . UInt32 . logor let test f m = Unsigned . UInt32 . ( compare ( logand f m ) zero <> 0 ) let eq f f ' = Unsigned . UInt32 . ( compare f f ' = 0 ) let windowed = i 0 let fullscreen = i sdl_window_fullscreen let fullscreen_desktop = i sdl_window_fullscreen_desktop let opengl = i sdl_window_opengl let shown = i sdl_window_shown let hidden = i sdl_window_hidden let borderless = i sdl_window_borderless let resizable = i sdl_window_resizable let minimized = i sdl_window_minimized let maximized = i sdl_window_maximized let input_grabbed = i sdl_window_input_grabbed let input_focus = i sdl_window_input_focus let mouse_focus = i sdl_window_mouse_focus let foreign = i sdl_window_foreign let allow_highdpi = i sdl_window_allow_highdpi let mouse_capture = i sdl_window_mouse_capture let always_on_top = i sdl_window_always_on_top let skip_taskbar = i sdl_window_skip_taskbar let utility = i sdl_window_utility let popup_menu = i sdl_window_popup_menu let vulkan = i sdl_window_vulkan end |
let create_window = foreign " SDL_CreateWindow " ( string @-> int @-> int @-> int @-> int @-> uint32_t @-> returning ( some_to_ok window_opt ) ) |
let create_window t ( ? x = Window . pos_undefined ) ( ? y = Window . pos_undefined ) ~ w ~ h flags = create_window t x y w h flags |
let create_window_and_renderer = foreign " SDL_CreateWindowAndRenderer " ( int @-> int @-> uint32_t @-> ptr window @-> ptr renderer @-> ( returning zero_to_ok ) ) |
let create_window_and_renderer ~ w ~ h flags = let win = allocate window null in let r = allocate renderer null in match create_window_and_renderer w h flags win r with | Ok ( ) -> Ok ( !@ win , !@ r ) | Error _ as e -> e |
let destroy_window = foreign " SDL_DestroyWindow " ( window @-> returning void ) |
let get_window_brightness = foreign " SDL_GetWindowBrightness " ( window @-> returning float ) |
let get_window_borders_size = foreign " SDL_GetWindowBordersSize " ( window @-> ptr int @-> ptr int @-> ptr int @-> ptr int @-> returning zero_to_ok ) |
let get_window_borders_size w = let top = allocate int 0 in let left = allocate int 0 in let bottom = allocate int 0 in let right = allocate int 0 in match get_window_borders_size w top bottom left right with | Ok ( ) -> Ok ( !@ top , !@ left , !@ bottom , !@ right ) | Error _ as err -> err |
let get_window_display_index = foreign " SDL_GetWindowDisplayIndex " ( window @-> returning nat_to_ok ) |
let get_window_display_mode = foreign " SDL_GetWindowDisplayMode " ( window @-> ( ptr display_mode ) @-> returning int ) |
let get_window_display_mode w = let mode = make display_mode in match get_window_display_mode w ( addr mode ) with | 0 -> Ok ( display_mode_of_c mode ) | err -> error ( ) |
let get_window_flags = foreign " SDL_GetWindowFlags " ( window @-> returning uint32_t ) |
let get_window_from_id = foreign " SDL_GetWindowFromID " ( int_as_uint32_t @-> returning ( some_to_ok window_opt ) ) |
let get_window_gamma_ramp = foreign " SDL_GetWindowGammaRamp " ( window @-> ptr void @-> ptr void @-> ptr void @-> returning zero_to_ok ) |
let get_window_gamma_ramp w = let create_ramp ( ) = ba_create Bigarray . int16_unsigned 256 in let r , g , b = create_ramp ( ) , create_ramp ( ) , create_ramp ( ) in let ramp_ptr r = to_voidp ( bigarray_start array1 r ) in match get_window_gamma_ramp w ( ramp_ptr r ) ( ramp_ptr g ) ( ramp_ptr b ) with | Ok ( ) -> Ok ( r , g , b ) | Error _ as e -> e |
let get_window_grab = foreign " SDL_GetWindowGrab " ( window @-> returning bool ) |
let get_grabbed_window = foreign " SDL_GetGrabbedWindow " ( void @-> returning window ) |
let get_window_id = foreign " SDL_GetWindowID " ( window @-> returning int_as_uint32_t ) |
let get_window_maximum_size = foreign " SDL_GetWindowMaximumSize " ( window @-> ( ptr int ) @-> ( ptr int ) @-> returning void ) |
let get_window_maximum_size win = let w = allocate int 0 in let h = allocate int 0 in get_window_maximum_size win w h ; !@ w , !@ h |
let get_window_minimum_size = foreign " SDL_GetWindowMinimumSize " ( window @-> ( ptr int ) @-> ( ptr int ) @-> returning void ) |
let get_window_minimum_size win = let w = allocate int 0 in let h = allocate int 0 in get_window_minimum_size win w h ; !@ w , !@ h |
let get_window_opacity = foreign " SDL_GetWindowOpacity " ( window @-> ( ptr float ) @-> returning zero_to_ok ) |
let get_window_opacity win = let x = allocate float 0 . in match get_window_opacity win x with | Ok ( ) -> Ok !@ x | Error _ as e -> e |
let get_window_pixel_format = foreign " SDL_GetWindowPixelFormat " ( window @-> returning uint32_t ) |
let get_window_position = foreign " SDL_GetWindowPosition " ( window @-> ( ptr int ) @-> ( ptr int ) @-> returning void ) |
let get_window_position win = let x = allocate int 0 in let y = allocate int 0 in get_window_position win x y ; !@ x , !@ y |
let get_window_size = foreign " SDL_GetWindowSize " ( window @-> ( ptr int ) @-> ( ptr int ) @-> returning void ) |
let get_window_size win = let w = allocate int 0 in let h = allocate int 0 in get_window_size win w h ; !@ w , !@ h |
let get_window_surface = foreign " SDL_GetWindowSurface " ( window @-> returning ( some_to_ok surface_opt ) ) |
let get_window_title = foreign " SDL_GetWindowTitle " ( window @-> returning string ) |
let hide_window = foreign " SDL_HideWindow " ( window @-> returning void ) |
let maximize_window = foreign " SDL_MaximizeWindow " ( window @-> returning void ) |
let minimize_window = foreign " SDL_MinimizeWindow " ( window @-> returning void ) |
let raise_window = foreign " SDL_RaiseWindow " ( window @-> returning void ) |
let restore_window = foreign " SDL_RestoreWindow " ( window @-> returning void ) |
let set_window_bordered = foreign " SDL_SetWindowBordered " ( window @-> bool @-> returning void ) |
let set_window_brightness = foreign " SDL_SetWindowBrightness " ( window @-> float @-> returning zero_to_ok ) |
let set_window_display_mode = foreign " SDL_SetWindowDisplayMode " ( window @-> ( ptr display_mode ) @-> returning zero_to_ok ) |
let set_window_display_mode w m = let mode = display_mode_to_c m in set_window_display_mode w ( addr mode ) |
let set_window_fullscreen = foreign " SDL_SetWindowFullscreen " ( window @-> uint32_t @-> returning zero_to_ok ) |
let set_window_gamma_ramp = foreign " SDL_SetWindowGammaRamp " ( window @-> ptr void @-> ptr void @-> ptr void @-> returning zero_to_ok ) |
let set_window_gamma_ramp w r g b = let ramp_ptr r = to_voidp ( bigarray_start array1 r ) in set_window_gamma_ramp w ( ramp_ptr r ) ( ramp_ptr g ) ( ramp_ptr b ) |
let set_window_grab = foreign " SDL_SetWindowGrab " ( window @-> bool @-> returning void ) |
let set_window_icon = foreign " SDL_SetWindowIcon " ( window @-> surface @-> returning void ) |
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