Racer: Force-enable solid land
Otherwise, the land could degrade after each round, making the game progressively easier for later players
(*
* Hedgewars, a free turn based strategy game
* Copyright (c) 2004-2015 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*)
{$INCLUDE "options.inc"}
unit SDLh;
interface
{$IFDEF LINUX}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF FREEBSD}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF OPENBSD}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF DARWIN}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF HAIKU}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF UNIX}
{$IFDEF HAIKU}
{$linklib root}
{$ELSE}
{$IFNDEF ANDROID}
{$linklib pthread}
{$ENDIF}
{$ENDIF}
{$ENDIF}
{$IFDEF FPC}
{$PACKRECORDS C}
{$ELSE}
{$DEFINE cdecl attribute(cdecl)}
type PByte = ^Byte;
type PInteger = ^Integer;
type PLongInt = ^LongInt;
{$ENDIF}
(* SDL *)
const
{$IFDEF WINDOWS}
SDLLibName = {$IFDEF VCPKG_DEBUG}'SDL2d.dll'{$ELSE}'SDL2.dll'{$ENDIF};
SDL_TTFLibName = 'SDL2_ttf.dll';
SDL_MixerLibName = 'SDL2_mixer.dll';
SDL_ImageLibName = 'SDL2_image.dll';
SDL_NetLibName = 'SDL2_net.dll';
{$ELSE}
SDLLibName = 'libSDL2';
SDL_TTFLibName = 'libSDL2_ttf';
SDL_MixerLibName = 'libSDL2_mixer';
SDL_ImageLibName = 'libSDL2_image';
SDL_NetLibName = 'libSDL2_net';
{$ENDIF}
/////////////////////////////////////////////////////////////////
///////////////////// CONSTANT DEFINITIONS /////////////////////
/////////////////////////////////////////////////////////////////
SDL_FALSE = 0;
SDL_TRUE = 1;
// SDL_Init() flags
SDL_INIT_TIMER = $00000001;
SDL_INIT_AUDIO = $00000010;
SDL_INIT_VIDEO = $00000020; // implies SDL_INIT_EVENTS (sdl2)
SDL_INIT_JOYSTICK = $00000200; // implies SDL_INIT_EVENTS (sdl2)
SDL_INIT_HAPTIC = $00001000;
SDL_INIT_GAMECONTROLLER = $00002000; // implies SDL_INIT_JOYSTICK
SDL_INIT_EVENTS = $00004000;
SDL_INIT_NOPARACHUTE = $00100000;
//SDL_INIT_EVERYTHING // unsafe, init subsystems one at a time
SDL_ALLEVENTS = $FFFFFFFF; // dummy event type to prevent stack corruption
SDL_APPINPUTFOCUS = $02;
// (some) audio formats from SDL_audio.h
AUDIO_S16LSB = $8010; // Signed 16-bit samples, in little-endian byte order
AUDIO_S16MSB = $9010; // Signed 16-bit samples, in big-endian byte order
AUDIO_S16SYS = {$IFDEF ENDIAN_LITTLE}AUDIO_S16LSB{$ELSE}AUDIO_S16MSB{$ENDIF};
// default audio format from SDL_mixer.h
//MIX_DEFAULT_FORMAT = AUDIO_S16SYS;
MIX_DEFAULT_FORMAT = {$IFDEF ENDIAN_LITTLE}AUDIO_S16LSB{$ELSE}AUDIO_S16MSB{$ENDIF};
SDL_BUTTON_LEFT = 1;
SDL_BUTTON_MIDDLE = 2;
SDL_BUTTON_RIGHT = 3;
SDL_BUTTON_X1 = 4;
SDL_BUTTON_X2 = 5;
// SDL_ShowCursor consts
SDL_QUERY = -1;
SDL_DISABLE = 0;
SDL_ENABLE = 1;
SDL_TEXTEDITINGEVENT_TEXT_SIZE = 32;
SDL_TEXTINPUTEVENT_TEXT_SIZE = 32;
// SDL_Event types
// pascal does not support unions as is, so we list here every possible event
// and later associate a struct type each
SDL_FIRSTEVENT = 0; // type
SDL_COMMONDEVENT = 1; // type and timestamp
SDL_QUITEV = $100;
SDL_APP_TERMINATING = $101;
SDL_APP_LOWMEMORY = $102;
SDL_APP_WILLENTERBACKGROUND = $103;
SDL_APP_DIDENTERBACKGROUND = $104;
SDL_APP_WILLENTERFOREGROUND = $105;
SDL_APP_DIDENTERFOREGROUND = $106;
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_JOYAXISMOTION = $600;
SDL_JOYBALLMOTION = $601;
SDL_JOYHATMOTION = $602;
SDL_JOYBUTTONDOWN = $603;
SDL_JOYBUTTONUP = $604;
SDL_JOYDEVICEADDED = $605;
SDL_JOYDEVICEREMOVED = $606;
SDL_CONTROLLERAXISMOTION = $650;
SDL_CONTROLLERBUTTONDOWN = $651;
SDL_CONTROLLERBUTTONUP = $652;
SDL_CONTROLLERDEVICEADDED = $653;
SDL_CONTROLLERDEVICEREMOVED = $654;
SDL_CONTROLLERDEVICEREMAPPED = $655;
SDL_FINGERDOWN = $700;
SDL_FINGERUP = $701;
SDL_FINGERMOTION = $702;
SDL_DOLLARGESTURE = $800;
SDL_DOLLARRECORD = $801;
SDL_MULTIGESTURE = $802;
SDL_CLIPBOARDUPDATE = $900;
SDL_DROPFILE = $1000;
SDL_USEREVENT = $8000;
SDL_LASTEVENT = $FFFF;
// SDL_Surface flags
SDL_SWSURFACE = $00000000; //*< Not used */
SDL_PREALLOC = $00000001; //*< Surface uses preallocated memory */
SDL_RLEACCEL = $00000002; //*< Surface is RLE encoded */
SDL_DONTFREE = $00000004; //*< Surface is referenced internally */
SDL_SRCCOLORKEY = $00020000; // compatibility only
// SDL_RendererFlags
SDL_RENDERER_SOFTWARE = $00000001; //*< The renderer is a software fallback */
SDL_RENDERER_ACCELERATED = $00000002; //*< The renderer uses hardware acceleration */
SDL_RENDERER_PRESENTVSYNC = $00000004; //*< Present is synchronized with the refresh rate */
SDL_RENDERER_TARGETTEXTURE = $00000008; //*< The renderer supports rendering to texture */
// SDL_WindowFlags
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_HIDDEN = $00000008; //*< window is not visible */
SDL_WINDOW_BORDERLESS = $00000010; //*< no window decoration */
SDL_WINDOW_RESIZABLE = $00000020; //*< window can be resized */
SDL_WINDOW_MINIMIZED = $00000040; //*< window is minimized */
SDL_WINDOW_MAXIMIZED = $00000080; //*< 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_FULLSCREEN_DESKTOP = $00001001; //*< fullscreen as maximed window */
SDL_WINDOW_FOREIGN = $00000800; //*< window not created by SDL */
SDL_WINDOWPOS_CENTERED_MASK = $2FFF0000;
// SDL_WindowEventID
SDL_WINDOWEVENT_NONE = 0; //*< Never used
SDL_WINDOWEVENT_SHOWN = 1; //*< Window has been shown
SDL_WINDOWEVENT_HIDDEN = 2; //*< Window has been hidden
SDL_WINDOWEVENT_EXPOSED = 3; //*< Window has been exposed and should be redrawn
SDL_WINDOWEVENT_MOVED = 4; //*< Window has been moved to data1, data2
SDL_WINDOWEVENT_RESIZED = 5; //*< Window size changed to data1xdata2
SDL_WINDOWEVENT_SIZE_CHANGED = 6; //*< The window size has changed, [...] */
SDL_WINDOWEVENT_MINIMIZED = 7; //*< Window has been minimized
SDL_WINDOWEVENT_MAXIMIZED = 8; //*< Window has been maximized
SDL_WINDOWEVENT_RESTORED = 9; //*< Window has been restored to normal size and position
SDL_WINDOWEVENT_ENTER = 10; //*< Window has gained mouse focus
SDL_WINDOWEVENT_LEAVE = 11; //*< Window has lost mouse focus
SDL_WINDOWEVENT_FOCUS_GAINED = 12; //*< Window has gained keyboard focus
SDL_WINDOWEVENT_FOCUS_LOST = 13; //*< Window has lost keyboard focus
SDL_WINDOWEVENT_CLOSE = 14; //*< The window manager requests that the window be closed */
{$IFDEF ENDIAN_LITTLE}
RMask = $000000FF;
GMask = $0000FF00;
BMask = $00FF0000;
AMask = $FF000000;
RShift = 0;
GShift = 8;
BShift = 16;
AShift = 24;
AByteIndex = 3;
{$ELSE}
RMask = $FF000000;
GMask = $00FF0000;
BMask = $0000FF00;
AMask = $000000FF;
RShift = 24;
GShift = 16;
BShift = 8;
AShift = 0;
AByteIndex = 0;
{$ENDIF}
KMOD_NONE = $0000;
KMOD_LSHIFT = $0001;
KMOD_RSHIFT = $0002;
KMOD_LCTRL = $0040;
KMOD_RCTRL = $0080;
KMOD_LALT = $0400;
KMOD_RALT = $0800;
KMOD_LMETA = $0400;
KMOD_RMETA = $0800;
KMOD_NUM = $1000;
KMOD_CAPS = $2000;
KMOD_MODE = $4000;
{* SDL_mixer *}
MIX_MAX_VOLUME = 128;
MIX_INIT_FLAC = $00000001;
MIX_INIT_MOD = $00000002;
MIX_INIT_MODPLUG = $00000004;
MIX_INIT_MP3 = $00000008;
MIX_INIT_OGG = $00000010;
MIX_INIT_FLUIDSYNTH = $00000020;
MIX_INIT_OPUS = $00000040;
{* 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;
{* SDL_keycode *}
SDLK_UNKNOWN = 0;
SDLK_BACKSPACE = 8;
SDLK_RETURN = 13;
SDLK_ESCAPE = 27;
SDLK_a = 97;
SDLK_c = 99;
SDLK_q = 113;
SDLK_v = 118;
SDLK_w = 119;
SDLK_x = 120;
SDLK_DELETE = 127;
SDLK_KP_ENTER = 271;
SDLK_UP = 273;
SDLK_DOWN = 274;
SDLK_RIGHT = 275;
SDLK_LEFT = 276;
SDLK_HOME = 278;
SDLK_END = 279;
SDLK_PAGEUP = 280;
SDLK_PAGEDOWN = 281;
// special keycodes (for modifier keys etc. will have this bit set)
SDLK_SCANCODE_MASK = (1 shl 30);
SDL_SCANCODE_UNKNOWN = 0;
SDL_SCANCODE_A = 4;
SDL_SCANCODE_B = 5;
SDL_SCANCODE_C = 6;
SDL_SCANCODE_D = 7;
SDL_SCANCODE_E = 8;
SDL_SCANCODE_F = 9;
SDL_SCANCODE_G = 10;
SDL_SCANCODE_H = 11;
SDL_SCANCODE_I = 12;
SDL_SCANCODE_J = 13;
SDL_SCANCODE_K = 14;
SDL_SCANCODE_L = 15;
SDL_SCANCODE_M = 16;
SDL_SCANCODE_N = 17;
SDL_SCANCODE_O = 18;
SDL_SCANCODE_P = 19;
SDL_SCANCODE_Q = 20;
SDL_SCANCODE_R = 21;
SDL_SCANCODE_S = 22;
SDL_SCANCODE_T = 23;
SDL_SCANCODE_U = 24;
SDL_SCANCODE_V = 25;
SDL_SCANCODE_W = 26;
SDL_SCANCODE_X = 27;
SDL_SCANCODE_Y = 28;
SDL_SCANCODE_Z = 29;
SDL_SCANCODE_1 = 30;
SDL_SCANCODE_2 = 31;
SDL_SCANCODE_3 = 32;
SDL_SCANCODE_4 = 33;
SDL_SCANCODE_5 = 34;
SDL_SCANCODE_6 = 35;
SDL_SCANCODE_7 = 36;
SDL_SCANCODE_8 = 37;
SDL_SCANCODE_9 = 38;
SDL_SCANCODE_0 = 39;
SDL_SCANCODE_RETURN = 40;
SDL_SCANCODE_ESCAPE = 41;
SDL_SCANCODE_BACKSPACE = 42;
SDL_SCANCODE_TAB = 43;
SDL_SCANCODE_SPACE = 44;
SDL_SCANCODE_MINUS = 45;
SDL_SCANCODE_EQUALS = 46;
SDL_SCANCODE_LEFTBRACKET = 47;
SDL_SCANCODE_RIGHTBRACKET = 48;
SDL_SCANCODE_BACKSLASH = 49;
SDL_SCANCODE_NONUSHASH = 50;
SDL_SCANCODE_SEMICOLON = 51;
SDL_SCANCODE_APOSTROPHE = 52;
SDL_SCANCODE_GRAVE = 53;
SDL_SCANCODE_COMMA = 54;
SDL_SCANCODE_PERIOD = 55;
SDL_SCANCODE_SLASH = 56;
SDL_SCANCODE_CAPSLOCK = 57;
SDL_SCANCODE_F1 = 58;
SDL_SCANCODE_F2 = 59;
SDL_SCANCODE_F3 = 60;
SDL_SCANCODE_F4 = 61;
SDL_SCANCODE_F5 = 62;
SDL_SCANCODE_F6 = 63;
SDL_SCANCODE_F7 = 64;
SDL_SCANCODE_F8 = 65;
SDL_SCANCODE_F9 = 66;
SDL_SCANCODE_F10 = 67;
SDL_SCANCODE_F11 = 68;
SDL_SCANCODE_F12 = 69;
SDL_SCANCODE_PRINTSCREEN = 70;
SDL_SCANCODE_SCROLLLOCK = 71;
SDL_SCANCODE_PAUSE = 72;
SDL_SCANCODE_INSERT = 73;
SDL_SCANCODE_HOME = 74;
SDL_SCANCODE_PAGEUP = 75;
SDL_SCANCODE_DELETE = 76;
SDL_SCANCODE_END = 77;
SDL_SCANCODE_PAGEDOWN = 78;
SDL_SCANCODE_RIGHT = 79;
SDL_SCANCODE_LEFT = 80;
SDL_SCANCODE_DOWN = 81;
SDL_SCANCODE_UP = 82;
SDL_SCANCODE_NUMLOCKCLEAR = 83;
SDL_SCANCODE_KP_DIVIDE = 84;
SDL_SCANCODE_KP_MULTIPLY = 85;
SDL_SCANCODE_KP_MINUS = 86;
SDL_SCANCODE_KP_PLUS = 87;
SDL_SCANCODE_KP_ENTER = 88;
SDL_SCANCODE_KP_1 = 89;
SDL_SCANCODE_KP_2 = 90;
SDL_SCANCODE_KP_3 = 91;
SDL_SCANCODE_KP_4 = 92;
SDL_SCANCODE_KP_5 = 93;
SDL_SCANCODE_KP_6 = 94;
SDL_SCANCODE_KP_7 = 95;
SDL_SCANCODE_KP_8 = 96;
SDL_SCANCODE_KP_9 = 97;
SDL_SCANCODE_KP_0 = 98;
SDL_SCANCODE_KP_PERIOD = 99;
SDL_SCANCODE_NONUSBACKSLASH = 100;
SDL_SCANCODE_APPLICATION = 101;
SDL_SCANCODE_POWER = 102;
SDL_SCANCODE_KP_EQUALS = 103;
SDL_SCANCODE_F13 = 104;
SDL_SCANCODE_F14 = 105;
SDL_SCANCODE_F15 = 106;
SDL_SCANCODE_F16 = 107;
SDL_SCANCODE_F17 = 108;
SDL_SCANCODE_F18 = 109;
SDL_SCANCODE_F19 = 110;
SDL_SCANCODE_F20 = 111;
SDL_SCANCODE_F21 = 112;
SDL_SCANCODE_F22 = 113;
SDL_SCANCODE_F23 = 114;
SDL_SCANCODE_F24 = 115;
SDL_SCANCODE_EXECUTE = 116;
SDL_SCANCODE_HELP = 117;
SDL_SCANCODE_MENU = 118;
SDL_SCANCODE_SELECT = 119;
SDL_SCANCODE_STOP = 120;
SDL_SCANCODE_AGAIN = 121;
SDL_SCANCODE_UNDO = 122;
SDL_SCANCODE_CUT = 123;
SDL_SCANCODE_COPY = 124;
SDL_SCANCODE_PASTE = 125;
SDL_SCANCODE_FIND = 126;
SDL_SCANCODE_MUTE = 127;
SDL_SCANCODE_VOLUMEUP = 128;
SDL_SCANCODE_VOLUMEDOWN = 129;
SDL_SCANCODE_KP_COMMA = 133;
SDL_SCANCODE_KP_EQUALSAS400 = 134;
SDL_SCANCODE_INTERNATIONAL1 = 135;
SDL_SCANCODE_INTERNATIONAL2 = 136;
SDL_SCANCODE_INTERNATIONAL3 = 137;
SDL_SCANCODE_INTERNATIONAL4 = 138;
SDL_SCANCODE_INTERNATIONAL5 = 139;
SDL_SCANCODE_INTERNATIONAL6 = 140;
SDL_SCANCODE_INTERNATIONAL7 = 141;
SDL_SCANCODE_INTERNATIONAL8 = 142;
SDL_SCANCODE_INTERNATIONAL9 = 143;
SDL_SCANCODE_LANG1 = 144; (*< Hangul/English toggle *)
SDL_SCANCODE_LANG2 = 145; (*< Hanja conversion *)
SDL_SCANCODE_LANG3 = 146; (*< Katakana *)
SDL_SCANCODE_LANG4 = 147; (*< Hiragana *)
SDL_SCANCODE_LANG5 = 148; (*< Zenkaku/Hankaku *)
SDL_SCANCODE_LANG6 = 149; (*< reserved *)
SDL_SCANCODE_LANG7 = 150; (*< reserved *)
SDL_SCANCODE_LANG8 = 151; (*< reserved *)
SDL_SCANCODE_LANG9 = 152; (*< reserved *)
SDL_SCANCODE_ALTERASE = 153;
SDL_SCANCODE_SYSREQ = 154;
SDL_SCANCODE_CANCEL = 155;
SDL_SCANCODE_CLEAR = 156;
SDL_SCANCODE_PRIOR = 157;
SDL_SCANCODE_RETURN2 = 158;
SDL_SCANCODE_SEPARATOR = 159;
SDL_SCANCODE_OUT = 160;
SDL_SCANCODE_OPER = 161;
SDL_SCANCODE_CLEARAGAIN = 162;
SDL_SCANCODE_CRSEL = 163;
SDL_SCANCODE_EXSEL = 164;
SDL_SCANCODE_KP_00 = 176;
SDL_SCANCODE_KP_000 = 177;
SDL_SCANCODE_THOUSANDSSEPARATOR = 178;
SDL_SCANCODE_DECIMALSEPARATOR = 179;
SDL_SCANCODE_CURRENCYUNIT = 180;
SDL_SCANCODE_CURRENCYSUBUNIT = 181;
SDL_SCANCODE_KP_LEFTPAREN = 182;
SDL_SCANCODE_KP_RIGHTPAREN = 183;
SDL_SCANCODE_KP_LEFTBRACE = 184;
SDL_SCANCODE_KP_RIGHTBRACE = 185;
SDL_SCANCODE_KP_TAB = 186;
SDL_SCANCODE_KP_BACKSPACE = 187;
SDL_SCANCODE_KP_A = 188;
SDL_SCANCODE_KP_B = 189;
SDL_SCANCODE_KP_C = 190;
SDL_SCANCODE_KP_D = 191;
SDL_SCANCODE_KP_E = 192;
SDL_SCANCODE_KP_F = 193;
SDL_SCANCODE_KP_XOR = 194;
SDL_SCANCODE_KP_PERCENT = 196;
SDL_SCANCODE_KP_LESS = 197;
SDL_SCANCODE_KP_GREATER = 198;
SDL_SCANCODE_KP_AMPERSAND = 199;
SDL_SCANCODE_KP_DBLAMPERSAND = 200;
SDL_SCANCODE_KP_VERTICALBAR = 201;
SDL_SCANCODE_KP_DBLVERTICALBAR = 202;
SDL_SCANCODE_KP_COLON = 203;
SDL_SCANCODE_KP_HASH = 204;
SDL_SCANCODE_KP_SPACE = 205;
SDL_SCANCODE_KP_AT = 206;
SDL_SCANCODE_KP_EXCLAM = 207;
SDL_SCANCODE_KP_MEMSTORE = 208;
SDL_SCANCODE_KP_MEMRECALL = 209;
SDL_SCANCODE_KP_MEMCLEAR = 210;
SDL_SCANCODE_KP_MEMADD = 211;
SDL_SCANCODE_KP_MEMSUBTRACT = 212;
SDL_SCANCODE_KP_MEMMULTIPLY = 213;
SDL_SCANCODE_KP_MEMDIVIDE = 214;
SDL_SCANCODE_KP_PLUSMINUS = 215;
SDL_SCANCODE_KP_CLEAR = 216;
SDL_SCANCODE_KP_CLEARENTRY = 217;
SDL_SCANCODE_KP_BINARY = 218;
SDL_SCANCODE_KP_OCTAL = 219;
SDL_SCANCODE_KP_DECIMAL = 220;
SDL_SCANCODE_KP_HEXADECIMAL = 221;
SDL_SCANCODE_LCTRL = 224;
SDL_SCANCODE_LSHIFT = 225;
SDL_SCANCODE_LALT = 226;
SDL_SCANCODE_LGUI = 227;
SDL_SCANCODE_RCTRL = 228;
SDL_SCANCODE_RSHIFT = 229;
SDL_SCANCODE_RALT = 230;
SDL_SCANCODE_RGUI = 231;
SDL_SCANCODE_MODE = 257;
SDL_SCANCODE_AUDIONEXT = 258;
SDL_SCANCODE_AUDIOPREV = 259;
SDL_SCANCODE_AUDIOSTOP = 260;
SDL_SCANCODE_AUDIOPLAY = 261;
SDL_SCANCODE_AUDIOMUTE = 262;
SDL_SCANCODE_MEDIASELECT = 263;
SDL_SCANCODE_WWW = 264;
SDL_SCANCODE_MAIL = 265;
SDL_SCANCODE_CALCULATOR = 266;
SDL_SCANCODE_COMPUTER = 267;
SDL_SCANCODE_AC_SEARCH = 268;
SDL_SCANCODE_AC_HOME = 269;
SDL_SCANCODE_AC_BACK = 270;
SDL_SCANCODE_AC_FORWARD = 271;
SDL_SCANCODE_AC_STOP = 272;
SDL_SCANCODE_AC_REFRESH = 273;
SDL_SCANCODE_AC_BOOKMARKS = 274;
SDL_SCANCODE_BRIGHTNESSDOWN = 275;
SDL_SCANCODE_BRIGHTNESSUP = 276;
SDL_SCANCODE_DISPLAYSWITCH = 277;
SDL_SCANCODE_KBDILLUMTOGGLE = 278;
SDL_SCANCODE_KBDILLUMDOWN = 279;
SDL_SCANCODE_KBDILLUMUP = 280;
SDL_SCANCODE_EJECT = 281;
SDL_SCANCODE_SLEEP = 282;
SDL_SCANCODE_APP1 = 283;
SDL_SCANCODE_APP2 = 284;
/////////////////////////////////////////////////////////////////
/////////////////////// TYPE DEFINITIONS ///////////////////////
/////////////////////////////////////////////////////////////////
// two important reference points for the wanderers of this area
// https://www.freepascal.org/docs-html/ref/refsu5.html
// https://www.freepascal.org/docs-html/prog/progsu144.html
type
PSDL_Window = Pointer;
PSDL_Renderer = Pointer;
PSDL_Texture = Pointer;
PSDL_GLContext= Pointer;
TSDL_TouchId = Int64;
TSDL_FingerId = Int64;
TSDL_Keycode = LongInt;
TSDL_Scancode = LongInt;
TSDL_JoystickID = LongInt;
TSDL_bool = LongInt;
TSDL_eventaction = (SDL_ADDEVENT, SDL_PEEPEVENT, SDL_GETEVENT);
PSDL_Rect = ^TSDL_Rect;
TSDL_Rect = record
x, y, w, h: LongInt;
end;
TPoint = record
x, y: LongInt;
end;
PSDL_PixelFormat = ^TSDL_PixelFormat;
TSDL_PixelFormat = record
format: LongWord;
palette: Pointer;
BitsPerPixel : Byte;
BytesPerPixel: Byte;
padding: array[0..1] of Byte;
RMask : LongWord;
GMask : LongWord;
BMask : LongWord;
AMask : LongWord;
Rloss : Byte;
Gloss : Byte;
Bloss : Byte;
Aloss : Byte;
Rshift: Byte;
Gshift: Byte;
Bshift: Byte;
Ashift: Byte;
refcount: LongInt;
next: PSDL_PixelFormat;
end;
PSDL_Surface = ^TSDL_Surface;
TSDL_Surface = record
flags : LongWord;
format: PSDL_PixelFormat;
w, h : LongInt;
pitch : LongInt;
pixels: Pointer;
{$IFDEF PAS2C}
hwdata : Pointer;
clip_rect: TSDL_Rect;
unsed1 : LongWord;
locked : LongWord;
map : Pointer;
format_version: Longword;
refcount : LongInt;
offset : LongInt;
{$ELSE}
userdata : Pointer;
locked : LongInt;
lock_data : Pointer;
clip_rect : TSDL_Rect;
map : Pointer;
refcount : LongInt;
{$ENDIF}
end;
PSDL_Color = ^TSDL_Color;
TSDL_Color = record
r: Byte;
g: Byte;
b: Byte;
a: Byte; //sdl12 name is 'unused' but as long as size matches...
end;
(* SDL_RWops and friends *)
PSDL_RWops = ^TSDL_RWops;
TSize = function( context: PSDL_RWops): Int64; cdecl;
TSeek = function( context: PSDL_RWops; offset: Int64; whence: LongInt ): Int64; 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: Boolean;
fp: Pointer;
end;
TMem = record
base: PByte;
here: PByte;
stop: PByte;
end;
TUnknown = record
data1: Pointer;
data2: Pointer;
end;
{$IFDEF ANDROID}
TAndroidio = record
fileName, inputStream, readableByteChannel: Pointer;
readMethod, assetFileDescriptor: Pointer;
position, size, offset: Int64;
fd: LongInt;
end;
{$ELSE}
{$IFDEF WINDOWS}
TWinbuffer = record
data: Pointer;
size, left: LongInt;
end;
TWindowsio = record
append : Boolean;
h : Pointer;
buffer : TWinbuffer;
end;
{$ENDIF}
{$ENDIF}
TSDL_RWops = record
size: TSize;
seek: TSeek;
read: TRead;
write: TWrite;
close: TClose;
type_: LongWord;
case Byte of
{$IFDEF ANDROID}
0: (androidio: TAndroidio);
{$ELSE}
{$IFDEF WINDOWS}
0: (windowsio: TWindowsio);
{$ENDIF}
{$ENDIF}
1: (stdio: TStdio); // assumes HAVE_STDIO_H
2: (mem: TMem);
3: (unknown: TUnknown);
end;
{* SDL_Event type definition *}
TSDL_Keysym = record
scancode: TSDL_Scancode;
sym: TSDL_Keycode;
modifier: Word;
unused: LongWord;
end;
TSDL_WindowEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
event: Byte;
padding1, padding2, padding3: Byte;
data1, data2: LongInt;
end;
TSDL_TextEditingEvent = record
type_: Longword;
timestamp: Longword;
windowID: Longword;
text: array [0..SDL_TEXTEDITINGEVENT_TEXT_SIZE - 1] of char;
start: LongInt;
length: LongInt;
end;
TSDL_TextInputEvent = record
type_: Longword;
timestamp: Longword;
windowID: Longword;
text: array [0..SDL_TEXTINPUTEVENT_TEXT_SIZE - 1] of char;
end;
TSDL_TouchFingerEvent = record
type_: LongWord;
timestamp: LongWord;
touchId: TSDL_TouchId;
fingerId: TSDL_FingerId;
x, y, dx, dy: Single;
pressure: Single;
end;
TSDL_MultiGestureEvent = record
type_: LongWord;
timestamp: LongWord;
touchId: TSDL_TouchId;
dTheta, dDist, x, y: Single;
numFingers, padding: Word;
end;
TSDL_DollarGestureEvent = record
type_: LongWord;
timestamp: LongWord;
touchId: Int64;
gesturedId: Int64;
numFingers: LongWord;
error, x, y: Single;
end;
TSDL_DropEvent = record
type_: LongWord;
timestamp: LongWord;
filename: PChar;
end;
TSDL_SysWMEvent = record
type_: LongWord;
timestamp: LongWord;
msg: Pointer;
end;
TSDL_ControllerAxisEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
axis, padding1, padding2, padding3: Byte;
value: SmallInt;
padding4: Word;
end;
TSDL_ControllerButtonEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
button, states, padding1, padding2: Byte;
end;
TSDL_ControllerDeviceEvent = record
type_: LongWord;
timestamp: LongWord;
which: LongInt;
end;
TSDL_JoyDeviceEvent = TSDL_ControllerDeviceEvent;
TSDL_CommonEvent = record
type_: LongWord;
timestamp: LongWord;
end;
TSDL_OSEvent = TSDL_CommonEvent;
TSDL_KeyboardEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
state, repeat_, padding2, padding3: Byte;
keysym: TSDL_Keysym;
end;
TSDL_MouseMotionEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
which, state: LongWord;
x, y, xrel, yrel: LongInt;
end;
TSDL_MouseButtonEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
which: LongWord;
button, state, padding1, padding2: Byte;
x, y: LongInt;
end;
TSDL_MouseWheelEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
which: LongWord;
x, y: LongInt;
end;
TSDL_JoyAxisEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
axis: Byte;
padding1, padding2, padding3: Byte;
value: SmallInt;
padding4: Word;
end;
TSDL_JoyBallEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
ball: Byte;
padding1, padding2, padding3: Byte;
xrel, yrel: SmallInt;
end;
TSDL_JoyHatEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
hat: Byte;
value: Byte;
padding1, padding2: Byte;
end;
TSDL_JoyButtonEvent = record
type_: LongWord;
timestamp: LongWord;
which: TSDL_JoystickID;
button: Byte;
state: Byte;
padding1: Byte;
padding2: Byte;
end;
TSDL_QuitEvent = record
type_: LongWord;
timestamp: LongWord;
end;
TSDL_UserEvent = record
type_: LongWord;
timestamp: LongWord;
windowID: LongWord;
code: LongInt;
data1, data2: Pointer;
end;
PSDL_Event = ^TSDL_Event;
TSDL_Event = record
case LongInt of
SDL_FIRSTEVENT: (type_: LongWord);
SDL_COMMONDEVENT: (common: TSDL_CommonEvent);
SDL_WINDOWEVENT: (window: TSDL_WindowEvent);
SDL_KEYDOWN,
SDL_KEYUP: (key: TSDL_KeyboardEvent);
SDL_TEXTEDITING: (edit: TSDL_TextEditingEvent);
SDL_TEXTINPUT: (text: TSDL_TextInputEvent);
SDL_MOUSEMOTION: (motion: TSDL_MouseMotionEvent);
SDL_MOUSEBUTTONDOWN,
SDL_MOUSEBUTTONUP: (button: TSDL_MouseButtonEvent);
SDL_MOUSEWHEEL: (wheel: TSDL_MouseWheelEvent);
SDL_JOYAXISMOTION: (jaxis: TSDL_JoyAxisEvent);
SDL_JOYBALLMOTION: (jball: TSDL_JoyBallEvent);
SDL_JOYHATMOTION: (jhat: TSDL_JoyHatEvent);
SDL_JOYBUTTONDOWN,
SDL_JOYBUTTONUP: (jbutton: TSDL_JoyButtonEvent);
SDL_JOYDEVICEADDED,
SDL_JOYDEVICEREMOVED: (jdevice: TSDL_JoyDeviceEvent);
SDL_CONTROLLERAXISMOTION: (caxis: TSDL_ControllerAxisEvent);
SDL_CONTROLLERBUTTONUP,
SDL_CONTROLLERBUTTONDOWN: (cbutton: TSDL_ControllerButtonEvent);
SDL_CONTROLLERDEVICEADDED,
SDL_CONTROLLERDEVICEREMAPPED,
SDL_CONTROLLERDEVICEREMOVED: (cdevice: TSDL_ControllerDeviceEvent);
SDL_QUITEV: (quit: TSDL_QuitEvent);
SDL_USEREVENT: (user: TSDL_UserEvent);
SDL_SYSWMEVENT: (syswm: TSDL_SysWMEvent);
SDL_FINGERDOWN,
SDL_FINGERUP,
SDL_FINGERMOTION: (tfinger: TSDL_TouchFingerEvent);
SDL_MULTIGESTURE: (mgesture: TSDL_MultiGestureEvent);
SDL_DOLLARGESTURE: (dgesture: TSDL_DollarGestureEvent);
SDL_DROPFILE: (drop: TSDL_DropEvent);
SDL_ALLEVENTS: (foo: shortstring);
end;
TSDL_EventFilter = function( event : PSDL_Event ): Integer; cdecl;
TByteArray = array[0..65535] of Byte;
PByteArray = ^TByteArray;
TLongWordArray = array[0..16383] of LongWord;
PLongWordArray = ^TLongWordArray;
PSDL_Thread = Pointer;
PSDL_mutex = Pointer;
PSDL_sem = 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,
SDL_GL_RETAINED_BACKING,
SDL_GL_CONTEXT_MAJOR_VERSION,
SDL_GL_CONTEXT_MINOR_VERSION,
SDL_GL_CONTEXT_EGL,
SDL_GL_CONTEXT_FLAGS,
SDL_GL_CONTEXT_PROFILE_MASK,
SDL_GL_SHARE_WITH_CURRENT_CONTEXT
);
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
);
// 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;
TPostMix = procedure(udata: Pointer; stream: PByte; len: LongInt); cdecl;
{* 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;
{$IFDEF WINDOWS}
TThreadFunction = function (p: pointer): Longword; stdcall;
pfnSDL_CurrentBeginThread = function (
_Security: pointer;
_StackSize: LongWord;
_StartAddress: TThreadFunction;
_ArgList: pointer;
_InitFlag: Longword;
_ThrdAddr: PLongword): PtrUInt; cdecl;
pfnSDL_CurrentEndThread = procedure (_Retval: LongInt); cdecl;
{$ENDIF}
/////////////////////////////////////////////////////////////////
///////////////////// 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;
procedure SDL_free(mem: Pointer); 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_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: LongWord): 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;
function SDL_CreateWindow(title: PChar; x,y,w,h: LongInt; flags: LongWord): PSDL_Window; cdecl; external SDLLibName;
procedure SDL_SetWindowIcon(window: PSDL_Window; icon: PSDL_Surface); cdecl; external SDLLibName;
function SDL_CreateRenderer(window: PSDL_Window; index: LongInt; flags: LongWord): PSDL_Renderer; cdecl; external SDLLibName;
function SDL_DestroyWindow(window: PSDL_Window): LongInt; cdecl; external SDLLibName;
function SDL_DestroyRenderer(renderer: PSDL_Renderer): LongInt; cdecl; external SDLLibName;
procedure SDL_SetWindowPosition(window: PSDL_Window; w, h: LongInt); cdecl; external SDLLibName;
procedure SDL_SetWindowSize(window: PSDL_Window; w, h: LongInt); cdecl; external SDLLibName;
procedure SDL_SetWindowFullscreen(window: PSDL_Window; flags: LongWord); cdecl; external SDLLibName;
function SDL_GetCurrentVideoDriver:Pchar; cdecl; external SDLLibName;
function SDL_GL_CreateContext(window: PSDL_Window): PSDL_GLContext; cdecl; external SDLLibName;
procedure SDL_GL_DeleteContext(context: PSDL_GLContext); cdecl; external SDLLibName;
procedure SDL_GL_SwapWindow(window: PSDL_Window); cdecl; external SDLLibName;
function SDL_GL_SetSwapInterval(interval: LongInt): LongInt; cdecl; external SDLLibName;
procedure SDL_VideoQuit; cdecl; external SDLLibName;
function SDL_GetNumVideoDisplays: LongInt; cdecl; external SDLLibName;
procedure SDL_ShowWindow(window: PSDL_Window); cdecl; external SDLLibName;
function SDL_SetRenderDrawColor(renderer: PSDL_Renderer; r,g,b,a: Byte): LongInt; cdecl; external SDLLibName;
function SDL_GetRenderer(window: PSDL_Window): PSDL_Renderer; cdecl; external SDLLibName;
function SDL_RenderFillRect(renderer: PSDL_Renderer; rect: PSDL_Rect): LongInt; cdecl; external SDLLibName;
function SDL_RenderClear(renderer: PSDL_Renderer): LongInt; cdecl; external SDLLibName;
procedure SDL_RenderPresent(renderer: PSDL_Renderer); cdecl; external SDLLibName;
function SDL_RenderReadPixels(renderer: PSDL_Renderer; rect: PSDL_Rect; format: LongInt; pixels: Pointer; pitch: LongInt): LongInt; cdecl; external SDLLibName;
function SDL_RenderSetViewport(window: PSDL_Window; rect: PSDL_Rect): LongInt; cdecl; external SDLLibName;
function SDL_SetRelativeMouseMode(enabled: TSDL_bool): LongInt; cdecl; external SDLLibName;
function SDL_GetRelativeMouseState(x, y: PLongInt): Byte; cdecl; external SDLLibName;
function SDL_PixelFormatEnumToMasks(format: TSDL_ArrayByteOrder; bpp: PLongInt; Rmask, Gmask, Bmask, Amask: PLongInt): Boolean; cdecl; external SDLLibName;
procedure SDL_WarpMouseInWindow(window: PSDL_Window; x, y: LongInt); cdecl; external SDLLibName;
function SDL_SetHint(name, value: PChar): Boolean; cdecl; external SDLLibName;
procedure SDL_StartTextInput; cdecl; external SDLLibName;
procedure SDL_StopTextInput; cdecl; external SDLLibName;
procedure SDL_FlushEvent(eventType: LongWord); cdecl; external SDLLibName;
function SDL_PeepEvents(event: PSDL_Event; numevents: LongInt; action: TSDL_eventaction; minType, maxType: LongWord): LongInt; cdecl; external SDLLibName;
function SDL_AllocFormat(format: LongWord): PSDL_PixelFormat; cdecl; external SDLLibName;
procedure SDL_FreeFormat(pixelformat: PSDL_PixelFormat); cdecl; external SDLLibName;
function SDL_GetMouseState(x, y: PLongInt): Byte; cdecl; external SDLLibName;
function SDL_GetKeyName(key: TSDL_Keycode): PChar; cdecl; external SDLLibName;
function SDL_GetScancodeName(key: TSDL_Scancode): PChar; cdecl; external SDLLibName;
function SDL_GetKeyFromScancode(key: TSDL_Scancode): TSDL_Keycode; cdecl; external SDLLibName;
// SDL2 functions has some additional functions (not listed here) for keycode/scancode translation
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;
procedure SDL_SetEventFilter(filter: TSDL_EventFilter); cdecl; external SDLLibName;
function SDL_ShowCursor(toggle: LongInt): LongInt; cdecl; external SDLLibName;
procedure SDL_WarpMouse(x, y: Word); inline;
function SDL_GetKeyboardState(numkeys: PLongInt): PByteArray; 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;
(* remember to mark the threaded functions as 'cdecl; export;'
(or have fun debugging nil arguments) *)
{$IFDEF WINDOWS}
// SDL uses wrapper in windows
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer; bt: pfnSDL_CurrentBeginThread; et: pfnSDL_CurrentEndThread): PSDL_Thread; cdecl; external SDLLibName;
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer): PSDL_Thread; cdecl; overload;
{$ELSE}
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer): PSDL_Thread; cdecl; external SDLLibName;
{$ENDIF}
procedure SDL_WaitThread(thread: PSDL_Thread; status: PLongInt); cdecl; external SDLLibName;
procedure SDL_DetachThread(thread: PSDL_Thread); cdecl; external SDLLibName;
procedure SDL_KillThread(thread: PSDL_Thread); 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;
function SDL_UnlockMutex(mutex: PSDL_mutex): LongInt; cdecl; external SDLLibName;
function SDL_CreateSemaphore(initial_value: Longword): PSDL_sem; cdecl; external SDLLibName;
procedure SDL_DestroySemaphore(sem: PSDL_sem); cdecl; external SDLLibName;
function SDL_SemWait(sem: PSDL_sem): LongInt; cdecl; external SDLLibName;
function SDL_SemPost(sem: PSDL_sem): LongInt; cdecl; external SDLLibName;
function SDL_GL_SetAttribute(attr: TSDL_GLattr; value: LongInt): LongInt; cdecl; external SDLLibName;
procedure SDL_GL_SwapBuffers; cdecl; external SDLLibName;
procedure SDL_LockAudio; cdecl; external SDLLibName;
procedure SDL_UnlockAudio; cdecl; external SDLLibName;
function SDL_NumJoysticks: LongInt; cdecl; external SDLLibName;
function SDL_JoystickNameForIndex(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;
{$IFDEF WINDOWS}
function SDL_putenv(const text: PChar): LongInt; cdecl; external SDLLibName;
function SDL_getenv(const text: PChar): PChar; cdecl; external SDLLibName;
{$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; w, h: PLongInt): 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_OpenFontRW(src: PSDL_RWops; freesrc: LongBool; size: LongInt): PTTF_Font; cdecl; external SDL_TTFLibName;
procedure TTF_SetFontStyle(font: PTTF_Font; style: LongInt); cdecl; external SDL_TTFLibName;
procedure TTF_CloseFont(font: PTTF_Font); 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_QuerySpec(frequency: PLongInt; format: PWord; channels: PLongInt): LongInt; 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_RW(src: PSDL_RWops): 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;
function Mix_HaltMusic: LongInt; cdecl; external SDL_MixerLibName;
function Mix_FadeInChannelTimed(channel: LongInt; chunk: PMixChunk; loops: LongInt; fadems: LongInt; ticks: LongInt): LongInt; cdecl; external SDL_MixerLibName;
function Mix_FadeOutChannel(channel: LongInt; fadems: LongInt): LongInt; cdecl; external SDL_MixerLibName;
procedure Mix_SetPostMix( mix_func: TPostMix; arg: Pointer); 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: LongBool): 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: LongBool; type_: PChar): PSDL_Surface; cdecl; external SDL_ImageLibName;
function IMG_SavePNG(surface: PSDL_Surface; const _file: PChar): LongInt; 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;
// SDL 2 clipboard functions
function SDL_HasClipboardText(): Boolean; cdecl; external SDLLibName;
// returns nil if memory for clipboard contents copy couldn't be allocated
function SDL_GetClipboardText(): PChar; cdecl; external SDLLibName;
// returns 0 on success or negative error number on failure
function SDL_SetClipboardText(const text: PChar): LongInt; cdecl; external SDLLibName;
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
uses uStore;
// for sdl1.2 we directly call SDL_WarpMouse()
// for sdl2 we provide a SDL_WarpMouse() which calls the right SDL_WarpMouseInWindow() function
// this has the advantage of reducing 'uses' and 'ifdef' statements
// (SDLwindow is a private member of uStore module)
procedure SDL_WarpMouse(x, y: Word); inline;
begin
WarpMouse(x, y);
end;
function SDL_MustLock(Surface: PSDL_Surface): Boolean;
begin
SDL_MustLock:=
((surface^.flags and 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 WINDOWS}
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer): PSDL_Thread; cdecl;
begin
SDL_CreateThread:= SDL_CreateThread(fn, name, data, nil, nil)
end;
{$ENDIF}
end.