(*
* Hedgewars, a worms-like game
* Copyright (c) 2004, 2005 Andrey Korotaev <unC0Rr@gmail.com>
*
* Distributed under the terms of the BSD-modified licence:
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* with the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*)
unit SDLh;
interface
{$IFDEF LINUX}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF FREEBSD}
{$DEFINE UNIX}
{$ENDIF}
{$IFDEF UNIX}
{$linklib c}
{$linklib pthread} // кажется, это только для FreeBSD, не уверен
{$ENDIF}
{$IFDEF FPC}
{$MODE Delphi}
{$PACKRECORDS 4}
{$ENDIF}
(* SDL *)
const {$IFDEF WIN32}
SDLLibName = 'SDL.dll';
{$ENDIF}
{$IFDEF UNIX}
SDLLibName = 'libSDL.so';
{$ENDIF}
SDL_SWSURFACE = $00000000;
SDL_HWSURFACE = $00000001;
SDL_ASYNCBLIT = $00000004;
SDL_ANYFORMAT = $10000000;
SDL_HWPALETTE = $20000000;
SDL_DOUBLEBUF = $40000000;
SDL_FULLSCREEN = $80000000;
SDL_NOFRAME = $00000020;
SDL_HWACCEL = $00000100;
SDL_SRCCOLORKEY = $00001000;
SDL_RLEACCEL = $00004000;
SDL_NOEVENT = 0;
SDL_KEYDOWN = 2;
SDL_KEYUP = 3;
SDL_QUITEV = 12;
SDL_INIT_VIDEO = $00000020;
SDL_INIT_AUDIO = $00000010;
type PSDL_Rect = ^TSDL_Rect;
TSDL_Rect = record
x, y: SmallInt;
w, h: Word;
end;
TPoint = record
x: Integer;
y: Integer;
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 : Integer;
pitch : Word;
pixels: Pointer;
offset: Integer;
hwdata: Pointer;
clip_rect: TSDL_Rect;
unused1,
locked : Longword;
Blitmap : Pointer;
format_version: Longword;
refcount : Integer;
end;
PSDL_Color = ^TSDL_Color;
TSDL_Color = record
r: Byte;
g: Byte;
b: Byte;
a: Byte;
end;
PSDL_RWops = ^TSDL_RWops;
TSeek = function( context: PSDL_RWops; offset: Integer; whence: Integer ): Integer; cdecl;
TRead = function( context: PSDL_RWops; Ptr: Pointer; size: Integer; maxnum : Integer ): Integer; cdecl;
TWrite = function( context: PSDL_RWops; Ptr: Pointer; size: Integer; num: Integer ): Integer; cdecl;
TClose = function( context: PSDL_RWops ): Integer; cdecl;
TStdio = record
autoclose: Integer;
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;
TSDL_KeySym = record
scancode: Byte;
sym,
modifier: Longword;
unicode: Word;
end;
TSDL_KeyboardEvent = record
type_: Byte;
which: Byte;
state: Byte;
keysym: TSDL_KeySym;
end;
TSDL_QuitEvent = record
type_: Byte;
end;
PSDL_Event = ^TSDL_Event;
TSDL_Event = record
case Byte of
SDL_NOEVENT: (type_: byte);
SDL_KEYDOWN, SDL_KEYUP: (key: TSDL_KeyboardEvent);
SDL_QUITEV: (quit: TSDL_QuitEvent);
end;
PByteArray = ^TByteArray;
TByteArray = array[0..32767] of Byte;
function SDL_Init(flags: Longword): Integer; cdecl; external SDLLibName;
procedure SDL_Quit; 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): Integer; 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: Integer; flags: Longword): PSDL_Surface; cdecl; external SDLLibName;
function SDL_CreateRGBSurface(flags: Longword; Width, Height, Depth: Integer; RMask, GMask, BMask, AMask: Longword): PSDL_Surface; cdecl; external SDLLibName;
function SDL_CreateRGBSurfaceFrom(pixels: Pointer; width, height, depth, pitch: Integer; 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): Integer; cdecl; external SDLLibName;
function SDL_UpperBlit(src: PSDL_Surface; srcrect: PSDL_Rect; dst: PSDL_Surface; dstrect: PSDL_Rect): Integer; cdecl; external SDLLibName;
function SDL_FillRect(dst: PSDL_Surface; dstrect: PSDL_Rect; color: Longword): Integer; cdecl; external SDLLibName;
procedure SDL_UpdateRect(Screen: PSDL_Surface; x, y: Integer; w, h: Longword); cdecl; external SDLLibName;
function SDL_Flip(Screen: PSDL_Surface): Integer; cdecl; external SDLLibName;
procedure SDL_GetRGB(pixel: Longword; fmt: PSDL_PixelFormat; r, g, b: PByte); cdecl; external SDLLibName;
function SDL_MapRGB(format: PSDL_PixelFormat; r, g, b: Byte): Integer; 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: Integer): Integer; cdecl; external SDLLibName;
function SDL_GetKeyState(numkeys: PInteger): PByteArray; cdecl; external SDLLibName;
function SDL_GetMouseState(x, y: PInteger): Byte; cdecl; external SDLLibName;
function SDL_GetKeyName(key: Longword): PChar; cdecl; external SDLLibName;
procedure SDL_WarpMouse(x, y: Word); cdecl; external SDLLibName;
function SDL_PollEvent(event: PSDL_Event): Integer; cdecl; external SDLLibName;
function SDL_ShowCursor(toggle: Integer): Integer; cdecl; external SDLLibName;
procedure SDL_WM_SetCaption(title: PChar; icon: PChar); cdecl; external SDLLibName;
(* TTF *)
const {$IFDEF WIN32}
SDL_TTFLibName = 'SDL_ttf.dll';
{$ENDIF}
{$IFDEF UNIX}
SDL_TTFLibName = 'libSDL_ttf.so';
{$ENDIF}
type PTTF_Font = ^TTTF_font;
TTTF_Font = record
end;
function TTF_Init: integer; cdecl; external SDL_TTFLibName;
procedure TTF_Quit; cdecl; external SDL_TTFLibName;
function TTF_SizeText(font : PTTF_Font; const text: PChar; var w, h: integer): Integer; cdecl; external SDL_TTFLibName;
function TTF_RenderText_Solid(font : PTTF_Font; const text: PChar; fg: TSDL_Color): PSDL_Surface; cdecl; external SDL_TTFLibName;
function TTF_RenderText_Blended(font : PTTF_Font; const text: PChar; fg: TSDL_Color): PSDL_Surface; cdecl; external SDL_TTFLibName;
function TTF_OpenFont(const filename: Pchar; size: integer): PTTF_Font; cdecl; external SDL_TTFLibName;
(* SDL_mixer *)
const {$IFDEF WIN32}
SDL_MixerLibName = 'SDL_mixer.dll';
{$ENDIF}
{$IFDEF UNIX}
SDL_MixerLibName = 'libSDL_mixer.so';
{$ENDIF}
type PMixChunk = ^TMixChunk;
TMixChunk = record
allocated: Longword;
abuf : PByte;
alen : Longword;
volume : PByte;
end;
TMusic = (MUS_CMD, MUS_WAV, MUS_MOD, MUS_MID, MUS_OGG, MUS_MP3);
TMix_Fading = (MIX_NO_FADING, MIX_FADING_OUT, MIX_FADING_IN);
TMidiSong = record
samples : Integer;
events : pointer;
end;
TMusicUnion = record
case Byte of
0: ( midi : TMidiSong );
1: ( ogg : pointer);
end;
PMixMusic = ^TMixMusic;
TMixMusic = record
type_ : TMusic;
data : TMusicUnion;
fading : TMix_Fading;
fade_volume,
fade_step,
fade_steps,
error : integer;
end;
function Mix_OpenAudio(frequency: integer; format: Word; channels: integer; chunksize: integer): integer; cdecl; external SDL_MixerLibName;
procedure Mix_CloseAudio; cdecl; external SDL_MixerLibName;
function Mix_VolumeMusic(volume: integer): integer; cdecl; external SDL_MixerLibName;
function Mix_AllocateChannels(numchans: integer): integer; cdecl; external SDL_MixerLibName;
procedure Mix_FreeChunk(chunk: PMixChunk); cdecl; external SDL_MixerLibName;
procedure Mix_FreeMusic(music: PMixMusic); cdecl; external SDL_MixerLibName;
function Mix_LoadWAV_RW(src: PSDL_RWops; freesrc: integer): PMixChunk; cdecl; external SDL_MixerLibName;
function Mix_LoadMUS(const filename: PChar): PMixMusic; cdecl; external SDL_MixerLibName;
function Mix_Playing(channel: integer): integer; cdecl; external SDL_MixerLibName;
function Mix_PlayingMusic: integer; cdecl; external SDL_MixerLibName;
function Mix_PlayChannelTimed(channel: integer; chunk: PMixChunk; loops: integer; ticks: integer): integer; cdecl; external SDL_MixerLibName;
function Mix_PlayMusic(music: PMixMusic; loops: integer): integer; cdecl; external SDL_MixerLibName;
function Mix_HaltChannel(channel: integer): integer; cdecl; external SDL_MixerLibName;
(* SDL_image *)
const {$IFDEF WIN32}
SDL_ImageLibName = 'SDL_image.dll';
{$ENDIF}
{$IFDEF UNIX}
SDL_ImageLibName = 'libSDL_image.so';
{$ENDIF}
function IMG_Load(const _file: PChar): PSDL_Surface; cdecl; external SDL_ImageLibName;
(* SDL_net *)
const {$IFDEF WIN32}
SDL_NetLibName = 'SDL_net.dll';
{$ENDIF}
{$IFDEF UNIX}
SDL_NetLibName = 'libSDL_net.so';
{$ENDIF}
type TIPAddress = record
host: Longword;
port: Word;
end;
PTCPSocket = ^TTCPSocket;
TTCPSocket = record
ready,
channel: integer;
remoteAddress,
localAddress: TIPaddress;
sflag: integer;
end;
PSDLNet_SocketSet = ^TSDLNet_SocketSet;
TSDLNet_SocketSet = record
numsockets,
maxsockets: integer;
sockets: PTCPSocket;
end;
function SDLNet_Init: integer; cdecl; external SDL_NetLibName;
procedure SDLNet_Quit; cdecl; external SDL_NetLibName;
function SDLNet_AllocSocketSet(maxsockets: integer): PSDLNet_SocketSet; cdecl; external SDL_NetLibName;
function SDLNet_ResolveHost(var address: TIPaddress; host: PCHar; port: Word): integer; 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: integer): integer; cdecl; external SDL_NetLibName;
function SDLNet_TCP_Recv(sock: PTCPsocket; data: Pointer; len: integer): integer; 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): integer; cdecl; external SDL_NetLibName;
function SDLNet_CheckSockets(_set: PSDLNet_SocketSet; timeout: integer): integer; cdecl; external SDL_NetLibName;
implementation
function SDL_MustLock(Surface: PSDL_Surface): Boolean;
begin
Result:= ( surface^.offset <> 0 )
or(( surface^.flags and (SDL_HWSURFACE or SDL_ASYNCBLIT or SDL_RLEACCEL)) <> 0)
end;
end.