+
−(*
+
− * Hedgewars, a free turn based strategy game
+
− * Copyright (c) 2004-2008 Andrey Korotaev <unC0Rr@gmail.com>
+
− *
+
− * This program is free software; you can redistribute it and/or modify
+
− * it under the terms of the GNU General Public License as published by
+
− * the Free Software Foundation; version 2 of the License
+
− *
+
− * This program is distributed in the hope that it will be useful,
+
− * but WITHOUT ANY WARRANTY; without even the implied warranty of
+
− * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+
− * GNU General Public License for more details.
+
− *
+
− * You should have received a copy of the GNU General Public License
+
− * along with this program; if not, write to the Free Software
+
− * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
+
− *)
+
−
+
−{$INCLUDE "options.inc"}
+
−
+
−unit SDLh;
+
−interface
+
−
+
−{$IFDEF LINUX}
+
−  {$DEFINE UNIX}
+
−{$ENDIF}
+
−{$IFDEF FREEBSD}
+
−  {$DEFINE UNIX}
+
−{$ENDIF}
+
−{$IFDEF DARWIN}
+
−  {$DEFINE UNIX}
+
−{$ENDIF}
+
−{$IFDEF HAIKU}
+
−  {$DEFINE UNIX}
+
−{$ENDIF}
+
−
+
−{$IFDEF UNIX}
+
−  {$IFNDEF DARWIN}
+
−    {$linklib c}
+
−  {$ENDIF}
+
−  {$IFDEF HAIKU}
+
−    {$linklib root}
+
−  {$ELSE}
+
−    {$linklib pthread}
+
−  {$ENDIF}
+
−{$ENDIF}
+
−
+
−{$IFDEF FPC}
+
−  {$PACKRECORDS C}
+
−{$ELSE}
+
−  {$DEFINE cdecl attribute(cdecl)}
+
−{$ENDIF}
+
−
+
−{$IFDEF DARWIN}
+
−  {$IFNDEF IPHONEOS}
+
−    {$PASCALMAINNAME SDL_main}
+
−    {$linkframework Cocoa}
+
−    {$linkframework SDL}
+
−    {$linkframework SDL_net}
+
−    {$linkframework SDL_image}
+
−    {$linkframework SDL_ttf}
+
−    {$linkframework SDL_mixer}
+
−    {$linkframework OpenGL}
+
−  {$ENDIF}
+
−{$ENDIF}
+
−
+
−
+
−(*  SDL  *)
+
−const
+
−{$IFDEF WIN32}
+
−    SDLLibName = 'SDL.dll';
+
−    SDL_TTFLibName = 'SDL_ttf.dll';
+
−    SDL_MixerLibName = 'SDL_mixer.dll';
+
−    SDL_ImageLibName = 'SDL_image.dll';
+
−    SDL_NetLibName = 'SDL_net.dll';
+
−{$ELSE}
+
−  {$IFDEF DARWIN}
+
−    SDLLibName = 'SDL';
+
−    SDL_TTFLibName = 'SDL_ttf';
+
−    SDL_MixerLibName = 'SDL_mixer';
+
−    SDL_ImageLibName = 'SDL_image';
+
−    SDL_NetLibName = 'SDL_net';
+
−  {$ELSE}
+
−    SDLLibName = 'libSDL.so';
+
−    SDL_TTFLibName = 'libSDL_ttf.so';
+
−    SDL_MixerLibName = 'libSDL_mixer.so';
+
−    SDL_ImageLibName = 'libSDL_image.so';
+
−    SDL_NetLibName = 'libSDL_net.so';
+
−  {$ENDIF}
+
−{$ENDIF}
+
−
+
−/////////////////////////////////////////////////////////////////
+
−/////////////////////  CONSTANT DEFINITIONS /////////////////////
+
−/////////////////////////////////////////////////////////////////
+
−
+
−    SDL_SWSURFACE     = $00000000;
+
−    SDL_HWSURFACE     = $00000001;
+
−    SDL_SRCALPHA      = $00010000;
+
−    
+
−    SDL_INIT_TIMER    = $00000001;
+
−    SDL_INIT_AUDIO    = $00000010;
+
−    SDL_INIT_VIDEO    = $00000020;
+
−    SDL_INIT_JOYSTICK = $00000200;
+
−{$IFDEF SDL13}
+
−    SDL_INIT_HAPTIC   = $00001000;
+
−{$ELSE}
+
−    SDL_INIT_CDROM    = $00000100;
+
−{$ENDIF}
+
−    SDL_INIT_NOPARACHUTE = $00100000;
+
−    SDL_INIT_EVENTTHREAD = $01000000;
+
−    SDL_INIT_EVERYTHING  = $0000FFFF;
+
−
+
−    SDL_APPINPUTFOCUS    = 2;
+
−    SDL_BUTTON_WHEELUP   = 4;
+
−    SDL_BUTTON_WHEELDOWN = 5;
+
−
+
−
+
−{*begin SDL_Event binding*}
+
−
+
−{$IFDEF SDL13}
+
−    SDL_FIRSTEVENT = 0;
+
−    SDL_QUITEV = $100;
+
−    SDL_WINDOWEVENT = $200;
+
−    SDL_SYSWMEVENT = $201;
+
−    SDL_KEYDOWN = $300;
+
−    SDL_KEYUP = $301;
+
−    SDL_TEXTEDITING = $302;
+
−    SDL_TEXTINPUT = $303;
+
−    SDL_MOUSEMOTION  = $400;
+
−    SDL_MOUSEBUTTONDOWN = $401;
+
−    SDL_MOUSEBUTTONUP = $402;
+
−    SDL_MOUSEWHEEL = $403;
+
−    SDL_PROXIMITYIN = $500;
+
−    SDL_PROXIMITYOUT = $501;
+
−    SDL_JOYAXISMOTION = $600;
+
−    SDL_JOYBALLMOTION = $601;
+
−    SDL_JOYHATMOTION = $602;
+
−    SDL_JOYBUTTONDOWN = $603;
+
−    SDL_JOYBUTTONUP = $604;
+
−    SDL_USEREVENT = $8000;
+
−    SDL_LASTEVENT = $FFFF;
+
−{$ELSE}
+
−    SDL_NOEVENT = 0;
+
−    SDL_ACTIVEEVENT = 1;
+
−    SDL_KEYDOWN = 2;
+
−    SDL_KEYUP = 3;
+
−    SDL_MOUSEMOTION  = 4;
+
−    SDL_MOUSEBUTTONDOWN = 5;
+
−    SDL_MOUSEBUTTONUP   = 6;
+
−    SDL_JOYAXISMOTION = 7;
+
−    SDL_JOYBALLMOTION = 8;
+
−    SDL_JOYHATMOTION = 9;
+
−    SDL_JOYBUTTONDOWN = 10;
+
−    SDL_JOYBUTTONUP = 11;
+
−    SDL_QUITEV = 12;
+
−    SDL_VIDEORESIZE = 16; // TODO: outdated? no longer in SDL 1.3?
+
−{$ENDIF}
+
−{*end SDL_Event binding*}
+
−        
+
−{$IFDEF SDL13}
+
−    SDL_ASYNCBLIT   = $08000000;
+
−    SDL_ANYFORMAT   = $10000000;
+
−    SDL_HWPALETTE   = $00200000;
+
−    SDL_DOUBLEBUF   = $00400000;
+
−    SDL_FULLSCREEN  = $00800000;
+
−    SDL_HWACCEL     = $08000000;
+
−    SDL_SRCCOLORKEY = $00020000;
+
−    SDL_RLEACCEL    = $08000000;
+
−    SDL_NOFRAME     = $02000000;
+
−    SDL_OPENGL      = $04000000;
+
−    SDL_RESIZABLE   = $01000000;
+
−{$ELSE}
+
−    SDL_ASYNCBLIT   = $00000004;
+
−    SDL_ANYFORMAT   = $00100000;
+
−    SDL_HWPALETTE   = $20000000;
+
−    SDL_DOUBLEBUF   = $40000000;
+
−    SDL_FULLSCREEN  = $80000000;
+
−    SDL_HWACCEL     = $00000100;
+
−    SDL_SRCCOLORKEY = $00001000;
+
−    SDL_RLEACCEL    = $00004000;
+
−    SDL_NOFRAME     = $00000020;
+
−    SDL_OPENGL      = $00000002;
+
−    SDL_RESIZABLE   = $00000010;
+
−{$ENDIF}
+
−
+
−
+
−{$IFDEF ENDIAN_LITTLE}
+
−    RMask = $000000FF;
+
−    GMask = $0000FF00;
+
−    BMask = $00FF0000;
+
−    AMask = $FF000000;
+
−{$ELSE}
+
−    RMask = $FF000000;
+
−    GMask = $00FF0000;
+
−    BMask = $0000FF00;
+
−    AMask = $000000FF;
+
−{$ENDIF}
+
−
+
−{$IFDEF SDL13}
+
−    // SDL_WindowFlags (enum)
+
−    SDL_WINDOW_FULLSCREEN = $00000001;         //*< fullscreen window, implies borderless */
+
−    SDL_WINDOW_OPENGL = $00000002;             //*< window usable with OpenGL context */
+
−    SDL_WINDOW_SHOWN = $00000004;              //*< window is visible */
+
−    SDL_WINDOW_BORDERLESS = $00000008;         //*< no window decoration */
+
−    SDL_WINDOW_RESIZABLE = $00000010;          //*< window can be resized */
+
−    SDL_WINDOW_MINIMIZED = $00000020;          //*< window is minimized */
+
−    SDL_WINDOW_MAXIMIZED = $00000040;          //*< window is maximized */
+
−    SDL_WINDOW_INPUT_GRABBED = $00000100;      //*< window has grabbed input focus */
+
−    SDL_WINDOW_INPUT_FOCUS = $00000200;        //*< window has input focus */
+
−    SDL_WINDOW_MOUSE_FOCUS = $00000400;        //*< window has mouse focus */
+
−    SDL_WINDOW_FOREIGN = $00000800;            //*< window not created by SDL */
+
−    
+
−    // SDL_WindowEventID (enum)
+
−    SDL_WINDOWEVENT_NONE = 0;            //*< Never used
+
−    SDL_WINDOWEVENT_SHOWN = 1;           //*< Window has been shown
+
−    SDL_WINDOWEVENT_HIDDEN = 2;          //*< Window has been hidden
+
−    SDL_WINDOWEVENT_EXPOSED = 3;         //*< Window has been exposed and should be redrawn 
+
−    SDL_WINDOWEVENT_MOVED = 4;           //*< Window has been moved to data1, data2
+
−    SDL_WINDOWEVENT_RESIZED = 5;         //*< Window size changed to data1xdata2
+
−    SDL_WINDOWEVENT_MINIMIZED = 6;       //*< Window has been minimized
+
−    SDL_WINDOWEVENT_MAXIMIZED = 7;       //*< Window has been maximized
+
−    SDL_WINDOWEVENT_RESTORED = 8;        //*< Window has been restored to normal size and position
+
−    SDL_WINDOWEVENT_ENTER = 9;           //*< Window has gained mouse focus
+
−    SDL_WINDOWEVENT_LEAVE = 10;          //*< Window has lost mouse focus
+
−    SDL_WINDOWEVENT_FOCUS_GAINED = 11;   //*< Window has gained keyboard focus
+
−    SDL_WINDOWEVENT_FOCUS_LOST = 12;     //*< Window has lost keyboard focus
+
−    SDL_WINDOWEVENT_CLOSE = 13;          //*< The window manager requests that the window be closed */
+
−{$ENDIF}
+
−
+
−    {* SDL_mixer *}
+
−    MIX_MAX_VOLUME = 128;
+
−    MIX_INIT_FLAC = $00000001;
+
−    MIX_INIT_MOD  = $00000002;
+
−    MIX_INIT_MP3  = $00000004;
+
−    MIX_INIT_OGG  = $00000008;
+
−    
+
−    {* SDL_TTF *}
+
−    TTF_STYLE_NORMAL = 0;
+
−    TTF_STYLE_BOLD   = 1;
+
−    TTF_STYLE_ITALIC = 2;
+
−
+
−    {* SDL Joystick *}
+
−    SDL_HAT_CENTERED  = $00;
+
−    SDL_HAT_UP        = $01;
+
−    SDL_HAT_RIGHT     = $02;
+
−    SDL_HAT_DOWN      = $04;
+
−    SDL_HAT_LEFT      = $08;
+
−    SDL_HAT_RIGHTUP   = SDL_HAT_RIGHT or SDL_HAT_UP;
+
−    SDL_HAT_RIGHTDOWN = SDL_HAT_RIGHT or SDL_HAT_DOWN;
+
−    SDL_HAT_LEFTUP    = SDL_HAT_LEFT or SDL_HAT_UP;
+
−    SDL_HAT_LEFTDOWN  = SDL_HAT_LEFT or SDL_HAT_DOWN;
+
−
+
−    {* SDL_image *}
+
−    IMG_INIT_JPG = $00000001;
+
−    IMG_INIT_PNG = $00000002;
+
−    IMG_INIT_TIF = $00000004;
+
−
+
−/////////////////////////////////////////////////////////////////
+
−///////////////////////  TYPE DEFINITIONS ///////////////////////
+
−/////////////////////////////////////////////////////////////////
+
−
+
−type 
+
−    PSDL_Rect = ^TSDL_Rect;
+
−    TSDL_Rect = record
+
−{$IFDEF SDL13}
+
−        x, y, w, h: LongInt;
+
−{$ELSE}
+
−        x, y: SmallInt;
+
−        w, h: Word;
+
−{$ENDIF}
+
−        end;
+
−
+
−    TPoint = record
+
−        X: LongInt;
+
−        Y: LongInt;
+
−        end;
+
−
+
−    PSDL_PixelFormat = ^TSDL_PixelFormat;
+
−    TSDL_PixelFormat = record
+
−        palette: Pointer;
+
−        BitsPerPixel : Byte;
+
−        BytesPerPixel: Byte;
+
−        Rloss : Byte;
+
−        Gloss : Byte;
+
−        Bloss : Byte;
+
−        Aloss : Byte;
+
−        Rshift: Byte;
+
−        Gshift: Byte;
+
−        Bshift: Byte;
+
−        Ashift: Byte;
+
−        RMask : Longword;
+
−        GMask : Longword;
+
−        BMask : Longword;
+
−        AMask : Longword;
+
−        colorkey: Longword;
+
−        alpha : Byte;
+
−        end;
+
−
+
−
+
−    PSDL_Surface = ^TSDL_Surface;
+
−    TSDL_Surface = record
+
−        flags : Longword;
+
−        format: PSDL_PixelFormat;
+
−        w, h  : LongInt;
+
−        pitch : Word;
+
−        pixels: Pointer;
+
−        offset: LongInt;
+
−        end;
+
−
+
−
+
−    PSDL_Color = ^TSDL_Color;
+
−    TSDL_Color = record
+
−        case byte of
+
−            0: (    r: Byte;
+
−                g: Byte;
+
−                b: Byte;
+
−                unused: Byte;
+
−               );
+
−            1: (    value: Longword);
+
−        end;
+
−
+
−
+
−    PSDL_RWops = ^TSDL_RWops;
+
−    TSeek  = function( context: PSDL_RWops; offset: LongInt; whence: LongInt ): LongInt; cdecl;
+
−    TRead  = function( context: PSDL_RWops; Ptr: Pointer; size: LongInt; maxnum : LongInt ): LongInt;  cdecl;
+
−    TWrite = function( context: PSDL_RWops; Ptr: Pointer; size: LongInt; num: LongInt ): LongInt; cdecl;
+
−    TClose = function( context: PSDL_RWops ): LongInt; cdecl;
+
−
+
−    TStdio = record
+
−        autoclose: LongInt;
+
−        fp: pointer;
+
−        end;
+
−
+
−    TMem = record
+
−        base: PByte;
+
−        here: PByte;
+
−        stop: PByte;
+
−        end;
+
−
+
−    TUnknown = record
+
−        data1: Pointer;
+
−        end;
+
−
+
−    TSDL_RWops = record
+
−        seek: TSeek;
+
−        read: TRead;
+
−        write: TWrite;
+
−        close: TClose;
+
−        type_: Longword;
+
−        case Byte of
+
−            0: (stdio: TStdio);
+
−            1: (mem: TMem);
+
−            2: (unknown: TUnknown);
+
−            end;
+
−
+
−
+
−{* SDL_Event type definition *}
+
−
+
−{$IFDEF SDL13}
+
−    PSDL_Window = pointer;  
+
−    PSDL_Texture = pointer;
+
−    
+
−    TSDL_WindowEvent = record
+
−        type_: LongInt;
+
−        windowID: LongInt;
+
−        event: byte;
+
−        padding1, padding2, padding3: byte;
+
−        data1, data2: LongInt;
+
−        end;
+
−        
+
−    TSDL_KeySym = record
+
−        scancode,
+
−        sym,
+
−        modifier,
+
−        unicode: LongInt;
+
−        end;
+
−
+
−// implement SDL_TextEditingEvent + SDL_TextInputEvent for sdl13
+
−{$ELSE}
+
−    TSDL_KeySym = record
+
−        scancode: Byte;
+
−        sym: Longword;
+
−        modifier: Longword;
+
−        unicode: Word;
+
−        end;
+
−
+
−    // these two are present in sdl1.3 but only for backward compatibility
+
−    // and in 1.3 type_ is LongInt, not byte
+
−    TSDL_ActiveEvent = record
+
−        type_: byte;
+
−        gain: byte;
+
−        state: byte;
+
−        end;
+
−
+
−    TSDL_ResizeEvent = record
+
−        type_: Byte;
+
−        w, h: LongInt;
+
−        end;
+
−{$ENDIF}
+
−
+
−    TSDL_MouseMotionEvent = record
+
−        which: byte;
+
−        state: byte;
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−        windowID: LongInt;
+
−        padding1, padding2: byte;
+
−        x, y, z, xrel, yrel : LongInt;
+
−        pressure, pressure_max, pressure_min,
+
−        rotation, tilt, cursor: LongInt; 
+
−{$ELSE}
+
−        type_: byte;
+
−        x, y, xrel, yrel : word;
+
−{$ENDIF}
+
−        end;
+
−
+
−    TSDL_KeyboardEvent = record
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−        windowID: LongInt;
+
−        padding1, padding2: byte;
+
−{$ELSE}
+
−        type_: byte;
+
−{$ENDIF}
+
−        which: byte;
+
−        state: byte;
+
−        keysym: TSDL_KeySym;
+
−        end;
+
−
+
−    TSDL_MouseButtonEvent = record
+
−{$IFDEF SDL13}
+
−        _type: LongInt;
+
−        windowID: LongInt;
+
−        x, y: LongInt;
+
−        padding1: byte;
+
−{$ELSE}
+
−        _type,
+
−        which,
+
−        button,
+
−        state: byte;
+
−        x, y: word;
+
−{$ENDIF}
+
−        end;
+
−
+
−{$IFDEF SDL13}
+
−    TSDL_MouseWheelEvent = record
+
−        type_: LongInt;
+
−        windowID: LongInt;
+
−        which: Byte;
+
−        x, y: LongInt;
+
−        padding1, padding2, padding3: byte;
+
−        end;
+
−        
+
−    // implement SDL_ProximityEvent
+
−{$ENDIF}
+
−
+
−    TSDL_JoyAxisEvent = record
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−{$ELSE}
+
−        type_: Byte;
+
−{$ENDIF}
+
−        which: Byte;
+
−        axis: Byte;
+
−{$IFDEF SDL13}
+
−        value: LongInt;
+
−{$ELSE}
+
−        value: word;
+
−{$ENDIF}    
+
−        end;
+
−            
+
−    TSDL_JoyBallEvent = record
+
−        which: Byte;
+
−        ball: Byte;
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−        xrel, yrel: LongInt;
+
−{$ELSE}
+
−        type_: Byte;
+
−        xrel, yrel: word;
+
−{$ENDIF}
+
−        end;
+
−
+
−    TSDL_JoyHatEvent = record
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−{$ELSE}
+
−        type_: Byte;
+
−{$ENDIF}
+
−        which: Byte;
+
−        hat: Byte;
+
−        value: Byte;
+
−        end;
+
−    
+
−    TSDL_JoyButtonEvent = record
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−{$ELSE}
+
−        type_: Byte;
+
−{$ENDIF}
+
−        which: Byte;
+
−        button: Byte;
+
−        state: Byte;
+
−        end;
+
−
+
−    TSDL_QuitEvent = record
+
−{$IFDEF SDL13}
+
−        type_: LongInt;
+
−{$ELSE}
+
−        type_: Byte;
+
−{$ENDIF}
+
−        end;
+
−
+
−    PSDL_Event = ^TSDL_Event;
+
−    TSDL_Event = record
+
−{$IFDEF SDL13}
+
−        case LongInt of
+
−            SDL_FIRSTEVENT: (type_: LongInt);
+
−            SDL_QUITEV: (quit: TSDL_QuitEvent);
+
−            SDL_WINDOWEVENT: (wevent: TSDL_WindowEvent);
+
−            SDL_KEYDOWN,
+
−            SDL_KEYUP: (key: TSDL_KeyboardEvent);
+
−            SDL_TEXTEDITING,
+
−            SDL_TEXTINPUT: (txtin: byte);
+
−            SDL_MOUSEMOTION: (motion: TSDL_MouseMotionEvent);
+
−            SDL_MOUSEBUTTONDOWN,
+
−            SDL_MOUSEBUTTONUP: (button: TSDL_MouseButtonEvent);
+
−            SDL_MOUSEWHEEL: (wheel: TSDL_MouseWheelEvent);
+
−            SDL_JOYAXISMOTION: (jaxis: TSDL_JoyAxisEvent);
+
−            SDL_JOYHATMOTION: (jhat: TSDL_JoyHatEvent);
+
−            SDL_JOYBALLMOTION: (jball: TSDL_JoyBallEvent);
+
−            SDL_JOYBUTTONDOWN,
+
−            SDL_JOYBUTTONUP: (jbutton: TSDL_JoyButtonEvent);
+
−{$ELSE}
+
−        case Byte of
+
−            SDL_NOEVENT: (type_: byte);
+
−            SDL_ACTIVEEVENT: (active: TSDL_ActiveEvent);
+
−            SDL_KEYDOWN,
+
−            SDL_KEYUP: (key: TSDL_KeyboardEvent);
+
−            SDL_MOUSEMOTION: (motion: TSDL_MouseMotionEvent);
+
−            SDL_MOUSEBUTTONDOWN,
+
−            SDL_MOUSEBUTTONUP: (button: TSDL_MouseButtonEvent);
+
−            SDL_JOYAXISMOTION: (jaxis: TSDL_JoyAxisEvent);
+
−            SDL_JOYHATMOTION: (jhat: TSDL_JoyHatEvent);
+
−            SDL_JOYBALLMOTION: (jball: TSDL_JoyBallEvent);
+
−            SDL_JOYBUTTONDOWN,
+
−            SDL_JOYBUTTONUP: (jbutton: TSDL_JoyButtonEvent);
+
−            SDL_QUITEV: (quit: TSDL_QuitEvent);
+
−            //SDL_SYSWMEVENT,SDL_EVENT_RESERVEDA,SDL_EVENT_RESERVEDB
+
−            //SDL_VIDEORESIZE: (resize: TSDL_ResizeEvent);
+
−{$ENDIF}
+
−        end;
+
−
+
−    PByteArray = ^TByteArray;
+
−    TByteArray = array[0..65535] of Byte;
+
−    PLongWordArray = ^TLongWordArray;
+
−    TLongWordArray = array[0..16383] of LongWord;
+
−
+
−    PSDL_Thread = Pointer;
+
−    PSDL_mutex = Pointer;
+
−
+
−    TSDL_GLattr = (
+
−        SDL_GL_RED_SIZE,
+
−        SDL_GL_GREEN_SIZE,
+
−        SDL_GL_BLUE_SIZE,
+
−        SDL_GL_ALPHA_SIZE,
+
−        SDL_GL_BUFFER_SIZE,
+
−        SDL_GL_DOUBLEBUFFER,
+
−        SDL_GL_DEPTH_SIZE,
+
−        SDL_GL_STENCIL_SIZE,
+
−        SDL_GL_ACCUM_RED_SIZE,
+
−        SDL_GL_ACCUM_GREEN_SIZE,
+
−        SDL_GL_ACCUM_BLUE_SIZE,
+
−        SDL_GL_ACCUM_ALPHA_SIZE,
+
−        SDL_GL_STEREO,
+
−        SDL_GL_MULTISAMPLEBUFFERS,
+
−        SDL_GL_MULTISAMPLESAMPLES,
+
−        SDL_GL_ACCELERATED_VISUAL,
+
−{$IFDEF SDL13}
+
−        SDL_GL_RETAINED_BACKING,
+
−        SDL_GL_CONTEXT_MAJOR_VERSION,
+
−        SDL_GL_CONTEXT_MINOR_VERSION
+
−{$ELSE}
+
−        SDL_GL_SWAP_CONTROL
+
−{$ENDIF}
+
−        );
+
−
+
−{$IFDEF SDL13}
+
−    TSDL_ArrayByteOrder = (  // array component order, low byte -> high byte 
+
−        SDL_ARRAYORDER_NONE,
+
−        SDL_ARRAYORDER_RGB,
+
−        SDL_ARRAYORDER_RGBA,
+
−        SDL_ARRAYORDER_ARGB,
+
−        SDL_ARRAYORDER_BGR,
+
−        SDL_ARRAYORDER_BGRA,
+
−        SDL_ARRAYORDER_ABGR
+
−        );
+
−{$ENDIF}
+
−
+
−// Joystick/Controller support
+
−    PSDL_Joystick = ^TSDL_Joystick;
+
−    TSDL_Joystick = record
+
−            end;
+
−
+
−    {* SDL_TTF *}
+
−    PTTF_Font = ^TTTF_font;
+
−    TTTF_Font = record
+
−            end;
+
−
+
−    {* SDL_mixer *}
+
−    PMixChunk = ^TMixChunk;
+
−    TMixChunk = record
+
−        allocated: Longword;
+
−        abuf     : PByte;
+
−        alen     : Longword;
+
−        volume   : PByte;
+
−        end;
+
−    TMusic = (MUS_CMD, MUS_WAV, MUS_MOD, MUS_MID, MUS_OGG, MUS_MP3);
+
−    TMix_Fading = (MIX_NO_FADING, MIX_FADING_OUT, MIX_FADING_IN);
+
−
+
−    TMidiSong = record
+
−               samples : LongInt;
+
−               events  : pointer;
+
−               end;
+
−
+
−    TMusicUnion = record
+
−        case Byte of
+
−             0: ( midi : TMidiSong );
+
−             1: ( ogg  : pointer);
+
−             end;
+
−
+
−    PMixMusic = ^TMixMusic;
+
−    TMixMusic = record
+
−                 end;
+
−
+
−    {* SDL_net *}
+
−    TIPAddress = record
+
−                  host: Longword;
+
−                  port: Word;
+
−                  end;
+
−
+
−    PTCPSocket = ^TTCPSocket;
+
−    TTCPSocket = record
+
−                  ready: LongInt;
+
−                  channel: LongInt;
+
−                  remoteAddress: TIPaddress;
+
−                  localAddress: TIPaddress;
+
−                  sflag: LongInt;
+
−                  end;
+
−    PSDLNet_SocketSet = ^TSDLNet_SocketSet;
+
−    TSDLNet_SocketSet = record
+
−                         numsockets,
+
−                         maxsockets: LongInt;
+
−                         sockets: PTCPSocket;
+
−                         end;
+
−
+
−
+
−/////////////////////////////////////////////////////////////////
+
−/////////////////////  FUNCTION DEFINITIONS /////////////////////
+
−/////////////////////////////////////////////////////////////////
+
−
+
−
+
−{* SDL *}
+
−function  SDL_Init(flags: Longword): LongInt; cdecl; external SDLLibName;
+
−function  SDL_InitSubSystem(flags: LongWord): LongInt; cdecl; external SDLLibName;
+
−procedure SDL_Quit; cdecl; external SDLLibName;
+
−
+
−function  SDL_VideoDriverName(var namebuf; maxlen: LongInt): PChar; cdecl; external SDLLibName;
+
−procedure SDL_EnableUNICODE(enable: LongInt); cdecl; external SDLLibName;
+
−
+
−procedure SDL_Delay(msec: Longword); cdecl; external SDLLibName;
+
−function  SDL_GetTicks: Longword; cdecl; external SDLLibName;
+
−
+
−function  SDL_MustLock(Surface: PSDL_Surface): Boolean;
+
−function  SDL_LockSurface(Surface: PSDL_Surface): LongInt; cdecl; external SDLLibName;
+
−procedure SDL_UnlockSurface(Surface: PSDL_Surface); cdecl; external SDLLibName;
+
−
+
−function  SDL_GetError: PChar; cdecl; external SDLLibName;
+
−
+
−function  SDL_SetVideoMode(width, height, bpp: LongInt; flags: Longword): PSDL_Surface; cdecl; external SDLLibName;
+
−function  SDL_CreateRGBSurface(flags: Longword; Width, Height, Depth: LongInt; RMask, GMask, BMask, AMask: Longword): PSDL_Surface; cdecl; external SDLLibName;
+
−function  SDL_CreateRGBSurfaceFrom(pixels: Pointer; width, height, depth, pitch: LongInt; RMask, GMask, BMask, AMask: Longword): PSDL_Surface; cdecl; external SDLLibName;
+
−procedure SDL_FreeSurface(Surface: PSDL_Surface); cdecl; external SDLLibName;
+
−function  SDL_SetColorKey(surface: PSDL_Surface; flag, key: Longword): LongInt; cdecl; external SDLLibName;
+
−function  SDL_SetAlpha(surface: PSDL_Surface; flag, key: Longword): LongInt; cdecl; external SDLLibName;
+
−function  SDL_ConvertSurface(src: PSDL_Surface; fmt: PSDL_PixelFormat; flags: LongInt): PSDL_Surface; cdecl; external SDLLibName;
+
−
+
−function  SDL_UpperBlit(src: PSDL_Surface; srcrect: PSDL_Rect; dst: PSDL_Surface; dstrect: PSDL_Rect): LongInt; cdecl; external SDLLibName;
+
−function  SDL_FillRect(dst: PSDL_Surface; dstrect: PSDL_Rect; color: Longword): LongInt; cdecl; external SDLLibName;
+
−procedure SDL_UpdateRect(Screen: PSDL_Surface; x, y: LongInt; w, h: Longword); cdecl; external SDLLibName;
+
−function  SDL_Flip(Screen: PSDL_Surface): LongInt; cdecl; external SDLLibName;
+
−
+
−procedure SDL_GetRGB(pixel: Longword; fmt: PSDL_PixelFormat; r, g, b: PByte); cdecl; external SDLLibName;
+
−procedure SDL_GetRGBA(pixel: Longword; fmt: PSDL_PixelFormat; r, g, b, a: PByte); cdecl; external SDLLibName;
+
−function  SDL_MapRGB(format: PSDL_PixelFormat; r, g, b: Byte): Longword; cdecl; external SDLLibName;
+
−function  SDL_MapRGBA(format: PSDL_PixelFormat; r, g, b, a: Byte): Longword; cdecl; external SDLLibName;
+
−
+
−function  SDL_DisplayFormat(Surface: PSDL_Surface): PSDL_Surface; cdecl; external SDLLibName;
+
−function  SDL_DisplayFormatAlpha(Surface: PSDL_Surface): PSDL_Surface; cdecl; external SDLLibName;
+
−
+
−function  SDL_RWFromFile(filename, mode: PChar): PSDL_RWops; cdecl; external SDLLibName;
+
−function  SDL_SaveBMP_RW(surface: PSDL_Surface; dst: PSDL_RWops; freedst: LongInt): LongInt; cdecl; external SDLLibName;
+
−
+
−{$IFDEF SDL13}
+
−function  SDL_CreateWindow(title: PChar; x,y,w,h, flags: LongInt): PSDL_Window; cdecl; external SDLLibName;      
+
−function  SDL_CreateRenderer(window: PSDL_Window; index, flags: LongInt): LongInt; cdecl; external SDLLibName;   
+
−function  SDL_SetRenderDrawColor(r,g,b,a: byte): LongInt; cdecl; external SDLLibName;
+
−
+
−function  SDL_RenderFill(rect: PSDL_Rect): LongInt;
+
−function  SDL_RenderFillRect(rect: PSDL_Rect): LongInt; cdecl; external SDLLibName;
+
−function  SDL_RenderClear: LongInt; cdecl; external SDLLibName;
+
−procedure SDL_RenderPresent; cdecl; external SDLLibName;
+
−procedure SDL_VideoQuit; cdecl; external SDLLibName;
+
−
+
−function  SDL_SelectMouse(index: LongInt): LongInt; cdecl; external SDLLibName;
+
−function  SDL_GetRelativeMouseState(x, y: PLongInt): Byte; cdecl; external SDLLibName;
+
−function  SDL_GetNumMice: LongInt; cdecl; external SDLLibName;
+
−function  SDL_PixelFormatEnumToMasks(format: TSDL_ArrayByteOrder; bpp: PLongInt; Rmask, Gmask, Bmask, Amask: PLongInt): boolean; cdecl; external SDLLibName;
+
−{$ENDIF}
+
−
+
−function  SDL_GetKeyState(numkeys: PLongInt): PByteArray; cdecl; external SDLLibName {$IFDEF SDL13} name 'SDL_GetKeyboardState'{$ENDIF};
+
−function  SDL_GetMouseState(x, y: PLongInt): Byte; cdecl; external SDLLibName;
+
−function  SDL_GetKeyName(key: Longword): PChar; cdecl; external SDLLibName;
+
−procedure SDL_WarpMouse(x, y: Word); cdecl; external SDLLibName;
+
−
+
−procedure SDL_PumpEvents; cdecl; external SDLLibName;
+
−function  SDL_PollEvent(event: PSDL_Event): LongInt; cdecl; external SDLLibName;
+
−function  SDL_WaitEvent(event: PSDL_Event): LongInt; cdecl; external SDLLibName;
+
−
+
−function  SDL_ShowCursor(toggle: LongInt): LongInt; cdecl; external SDLLibName;
+
−
+
−procedure SDL_WM_SetIcon(icon: PSDL_Surface; mask : byte); cdecl; external SDLLibName;
+
−procedure SDL_WM_SetCaption(title: PChar; icon: PChar); cdecl; external SDLLibName;
+
−function  SDL_WM_ToggleFullScreen(surface: PSDL_Surface): LongInt; cdecl; external SDLLibName;
+
−
+
−function  SDL_CreateMutex: PSDL_mutex; cdecl; external SDLLibName;
+
−procedure SDL_DestroyMutex(mutex: PSDL_mutex); cdecl; external SDLLibName;
+
−function  SDL_LockMutex(mutex: PSDL_mutex): LongInt; cdecl; external SDLLibName name 'SDL_mutexP';
+
−function  SDL_UnlockMutex(mutex: PSDL_mutex): LongInt; cdecl; external SDLLibName name 'SDL_mutexV';
+
−
+
−function  SDL_GL_SetAttribute(attr: TSDL_GLattr; value: LongInt): LongInt; cdecl; external SDLLibName;
+
−procedure SDL_GL_SwapBuffers(); cdecl; external SDLLibName;
+
−
+
−function  SDL_NumJoysticks: LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickName(idx: LongInt): PChar; cdecl; external SDLLibName;
+
−function  SDL_JoystickOpen(idx: LongInt): PSDL_Joystick; cdecl; external SDLLibName;
+
−function  SDL_JoystickOpened(idx: LongInt): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickIndex(joy: PSDL_Joystick): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickNumAxes(joy: PSDL_Joystick): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickNumBalls(joy: PSDL_Joystick): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickNumHats(joy: PSDL_Joystick): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickNumButtons(joy: PSDL_Joystick): LongInt; cdecl; external SDLLibName;
+
−procedure SDL_JoystickUpdate; cdecl; external SDLLibName;
+
−function  SDL_JoystickEventState(state: LongInt): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickGetAxis(joy: PSDL_Joystick; axis: LongInt): LongInt; cdecl; external SDLLibName;
+
−function  SDL_JoystickGetBall(joy: PSDL_Joystick; ball: LongInt; dx: PInteger; dy: PInteger): Word; cdecl; external SDLLibName;
+
−function  SDL_JoystickGetHat(joy: PSDL_Joystick; hat: LongInt): Byte; cdecl; external SDLLibName;
+
−function  SDL_JoystickGetButton(joy: PSDL_Joystick; button: LongInt): Byte; cdecl; external SDLLibName;
+
−procedure SDL_JoystickClose(joy: PSDL_Joystick); cdecl; external SDLLibName;
+
−
+
−function SDL_putenv(const text: PChar): LongInt; cdecl; external SDLLibName;
+
−function SDL_getenv(const text: PChar): PChar; cdecl; external SDLLibName;
+
−
+
−{* OpenGL *}
+
−{$IFDEF DARWIN}
+
−function CGLGetCurrentContext(): Pointer; cdecl; external 'OpenGL';
+
−procedure CGLSetParameter(context: Pointer; option: LongInt; value: Pointer); cdecl; external 'OpenGL';
+
−{$ENDIF}
+
−
+
−(*  SDL_TTF  *)
+
−function  TTF_Init: LongInt; cdecl; external SDL_TTFLibName;
+
−procedure TTF_Quit; cdecl; external SDL_TTFLibName;
+
−
+
−function  TTF_SizeUTF8(font: PTTF_Font; const text: PChar; var w, h: LongInt): LongInt; cdecl; external SDL_TTFLibName;
+
−
+
−function  TTF_RenderUTF8_Solid(font: PTTF_Font; const text: PChar; fg: TSDL_Color): PSDL_Surface; cdecl; external SDL_TTFLibName;
+
−function  TTF_RenderUTF8_Blended(font: PTTF_Font; const text: PChar; fg: TSDL_Color): PSDL_Surface; cdecl; external SDL_TTFLibName;
+
−function  TTF_RenderUTF8_Shaded(font: PTTF_Font; const text: PChar; fg, bg: TSDL_Color): PSDL_Surface; cdecl; external SDL_TTFLibName;
+
−
+
−function  TTF_OpenFont(const filename: PChar; size: LongInt): PTTF_Font; cdecl; external SDL_TTFLibName;
+
−procedure TTF_SetFontStyle(font: PTTF_Font; style: LongInt); cdecl; external SDL_TTFLibName;
+
−
+
−(*  SDL_mixer  *)
+
−function  Mix_Init(flags: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−procedure Mix_Quit; cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_OpenAudio(frequency: LongInt; format: Word; channels: LongInt; chunksize: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−procedure Mix_CloseAudio; cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_Volume(channel: LongInt; volume: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_SetDistance(channel: LongInt; distance: Byte): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_VolumeMusic(volume: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_AllocateChannels(numchans: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−procedure Mix_FreeChunk(chunk: PMixChunk); cdecl; external SDL_MixerLibName;
+
−procedure Mix_FreeMusic(music: PMixMusic); cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_LoadWAV_RW(src: PSDL_RWops; freesrc: LongInt): PMixChunk; cdecl; external SDL_MixerLibName;
+
−function  Mix_LoadMUS(const filename: PChar): PMixMusic; cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_Playing(channel: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_PlayingMusic: LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_FadeInMusic(music: PMixMusic; loops: LongInt; ms: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−
+
−function  Mix_PlayChannelTimed(channel: LongInt; chunk: PMixChunk; loops: LongInt; ticks: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_PlayMusic(music: PMixMusic; loops: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_PausedMusic(music: PMixMusic): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_PauseMusic(music: PMixMusic): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_ResumeMusic(music: PMixMusic): LongInt; cdecl; external SDL_MixerLibName;
+
−function  Mix_HaltChannel(channel: LongInt): LongInt; cdecl; external SDL_MixerLibName;
+
−
+
−(*  SDL_image  *)
+
−function  IMG_Init(flags: LongInt): LongInt; cdecl; external SDL_ImageLibName;
+
−procedure IMG_Quit; cdecl; external SDL_ImageLibName;
+
−
+
−function  IMG_Load(const _file: PChar): PSDL_Surface; cdecl; external SDL_ImageLibName;
+
−function  IMG_Load_RW(rwop: PSDL_RWops; freesrc: LongInt): PSDL_Surface; cdecl; external SDL_ImageLibName;
+
−function  IMG_LoadPNG_RW(rwop: PSDL_RWops): PSDL_Surface; cdecl; external SDL_ImageLibName;
+
−function  IMG_LoadTyped_RW(rwop: PSDL_RWops; freesrc: LongInt; _type: PChar): PSDL_Surface; cdecl; external SDL_ImageLibName;
+
−
+
−(*  SDL_net  *)
+
−function  SDLNet_Init: LongInt; cdecl; external SDL_NetLibName;
+
−procedure SDLNet_Quit; cdecl; external SDL_NetLibName;
+
−
+
−function  SDLNet_AllocSocketSet(maxsockets: LongInt): PSDLNet_SocketSet; cdecl; external SDL_NetLibName;
+
−function  SDLNet_ResolveHost(var address: TIPaddress; host: PChar; port: Word): LongInt; cdecl; external SDL_NetLibName;
+
−function  SDLNet_TCP_Accept(server: PTCPsocket): PTCPSocket; cdecl; external SDL_NetLibName;
+
−function  SDLNet_TCP_Open(var ip: TIPaddress): PTCPSocket; cdecl; external SDL_NetLibName;
+
−function  SDLNet_TCP_Send(sock: PTCPsocket; data: Pointer; len: LongInt): LongInt; cdecl; external SDL_NetLibName;
+
−function  SDLNet_TCP_Recv(sock: PTCPsocket; data: Pointer; len: LongInt): LongInt; cdecl; external SDL_NetLibName;
+
−procedure SDLNet_TCP_Close(sock: PTCPsocket); cdecl; external SDL_NetLibName;
+
−procedure SDLNet_FreeSocketSet(_set: PSDLNet_SocketSet); cdecl; external SDL_NetLibName;
+
−function  SDLNet_AddSocket(_set: PSDLNet_SocketSet; sock: PTCPSocket): LongInt; cdecl; external SDL_NetLibName;
+
−function  SDLNet_CheckSockets(_set: PSDLNet_SocketSet; timeout: LongInt): LongInt; cdecl; external SDL_NetLibName;
+
−
+
−
+
−procedure SDLNet_Write16(value: Word; buf: pointer);
+
−procedure SDLNet_Write32(value: LongWord; buf: pointer);
+
−function  SDLNet_Read16(buf: pointer): Word;
+
−function  SDLNet_Read32(buf: pointer): LongWord;
+
−implementation
+
−
+
−function SDL_MustLock(Surface: PSDL_Surface): Boolean;
+
−begin
+
−    SDL_MustLock:= ( surface^.offset <> 0 ) or (( surface^.flags and (SDL_HWSURFACE or SDL_ASYNCBLIT or SDL_RLEACCEL)) <> 0)
+
−end;
+
−
+
−procedure SDLNet_Write16(value: Word; buf: pointer);
+
−begin
+
−    PByteArray(buf)^[1]:= value;
+
−    PByteArray(buf)^[0]:= value shr 8
+
−end;
+
−
+
−procedure SDLNet_Write32(value: LongWord; buf: pointer);
+
−begin
+
−    PByteArray(buf)^[3]:= value;
+
−    PByteArray(buf)^[2]:= value shr  8;
+
−    PByteArray(buf)^[1]:= value shr 16;
+
−    PByteArray(buf)^[0]:= value shr 24
+
−end;
+
−
+
−function SDLNet_Read16(buf: pointer): Word;
+
−begin
+
−    SDLNet_Read16:= PByteArray(buf)^[1] or
+
−                 (PByteArray(buf)^[0] shl 8)
+
−end;
+
−
+
−function SDLNet_Read32(buf: pointer): LongWord;
+
−begin
+
−    SDLNet_Read32:=  PByteArray(buf)^[3] or
+
−                  (PByteArray(buf)^[2] shl  8) or
+
−                  (PByteArray(buf)^[1] shl 16) or
+
−                  (PByteArray(buf)^[0] shl 24)
+
−end;
+
−
+
−{$IFDEF SDL13}
+
−function SDL_RenderFill(rect: PSDL_Rect): LongInt;
+
−var res: LongInt;
+
−begin
+
−    if (rect <> nil) then res:= SDL_RenderFillRect(rect)
+
−    else res:= SDL_RenderClear();
+
−    exit(res);
+
−end;
+
−{$ENDIF}
+
−
+
−end.
+
−