Make cake bounce off bounce edge, stop cake at wrap edge to prevent other bug
The "other bug" is that the cake just walks through terrain when it hits the wrap world edge. This behaviour is even worse.
(*
* 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
{$IFDEF WIN32}
SDLLibName = 'SDL2.dll';
SDL_TTFLibName = 'SDL2_ttf.dll';
SDL_MixerLibName = 'SDL2_mixer.dll';
SDL_ImageLibName = 'SDL2_image.dll';
SDL_NetLibName = 'SDL2_net.dll';
{$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_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 = $FF000000;
RShift = 0;
GShift = 8;
BShift = 16;
AShift = 24;
{$ELSE}
RMask = $FF000000;
GMask = $00FF0000;
BMask = $0000FF00;
AMask = $000000FF;
RShift = 24;
GShift = 16;
BShift = 8;
AShift = 0;
{$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;
{* 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_POWER = 195;
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_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}
{$IFDEF WIN32}
TWinbuffer = record
data: Pointer;
size, left: LongInt;
end;
TWindowsio = record
append : Boolean;
h : Pointer;
buffer : TWinbuffer;
end;
{$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 WIN32}
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;
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;
{$IFDEF WIN32}
TThreadFunction = function (p: pointer): Longword; stdcall;
pfnSDL_CurrentBeginThread = function (
_Security: pointer;
_StackSize: LongWord;
_StartAddress: TThreadFunction;
_ArgList: pointer;
_InitFlag: Longword;
_ThrdAddr: PLongword): PtrUInt; cdecl;
pfnSDL_CurrentEndThread = procedure (_Retval: LongInt); cdecl;
{$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_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) *)
{$IFDEF WIN32}
// SDL uses wrapper in windows
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer; bt: pfnSDL_CurrentBeginThread; et: pfnSDL_CurrentEndThread): PSDL_Thread; cdecl; external SDLLibName;
function SDL_CreateThread(fn: Pointer; name: PChar; data: Pointer): PSDL_Thread; cdecl; overload;
{$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_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_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 WIN32}
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;
(* 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 WIN32}
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.