0fcad1aec0afa596a05959c9388e5de33f7ff502
1 (* Copyright (C) Doom 2D: Forever Developers
3 * This program is free software: you can redistribute it and/or modify
4 * it under the terms of the GNU General Public License as published by
5 * the Free Software Foundation, version 3 of the License ONLY.
7 * This program is distributed in the hope that it will be useful,
8 * but WITHOUT ANY WARRANTY; without even the implied warranty of
9 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10 * GNU General Public License for more details.
12 * You should have received a copy of the GNU General Public License
13 * along with this program. If not, see <http://www.gnu.org/licenses/>.
15 {$INCLUDE ../shared/a_modes.inc}
23 function sys_GetTicks (): Int64;
24 procedure sys_Delay (ms
: Integer);
26 (* --- Graphics --- *)
27 function sys_GetDisplayModes (bpp
: Integer): SSArray
;
28 function sys_SetDisplayMode (w
, h
, bpp
: Integer; fullscreen
, maximized
: Boolean): Boolean;
29 procedure sys_EnableVSync (yes
: Boolean);
30 procedure sys_Repaint
;
33 function sys_HandleInput (): Boolean;
34 procedure sys_RequestQuit
;
43 {$IF DEFINED(DARWIN) OR DEFINED(MACOS)}
46 {$linkframework Carbon}
50 {$INCLUDE ../nogl/noGLuses.inc}
51 e_log
, e_graphics
, e_input
, e_sound
,
52 g_options
, g_window
, g_console
, g_game
, g_menu
, g_gui
, g_main
, g_basic
;
55 GameTitle
= 'Doom 2D: Forever (SDL 1.2, %s, %s)';
60 useScancodes
: Boolean;
62 JoystickHandle
: array [0..e_MaxJoys
- 1] of PSDL_Joystick
;
63 JoystickHatState
: array [0..e_MaxJoys
- 1, 0..e_MaxJoyHats
- 1, HAT_LEFT
..HAT_DOWN
] of Boolean;
64 JoystickZeroAxes
: array [0..e_MaxJoys
- 1, 0..e_MaxJoyAxes
- 1] of Integer;
66 (* --------- Utils --------- *)
68 function sys_GetTicks (): Int64;
70 result
:= SDL_GetTicks()
73 procedure sys_Delay (ms
: Integer);
78 (* --------- Graphics --------- *)
80 function LoadGL
: Boolean;
85 if glRenderToFBO
and (not nogl_ExtensionSupported('GL_OES_framebuffer_object')) then
87 if glRenderToFBO
and (not Load_GL_ARB_framebuffer_object
) then
90 e_LogWriteln('GL: framebuffer objects not supported; disabling FBO rendering');
91 glRenderToFBO
:= false;
102 procedure UpdateSize (w
, h
: Integer);
108 if glRenderToFBO
then
110 // store real window size in gWinSize, downscale resolution now
111 w
:= round(w
/ r_pixel_scale
);
112 h
:= round(h
/ r_pixel_scale
);
113 if not e_ResizeFramebuffer(w
, h
) then
115 e_LogWriteln('GL: could not create framebuffer, falling back to --no-fbo');
116 glRenderToFBO
:= False;
123 {$IFDEF ENABLE_HOLMES}
127 e_ResizeWindow(w
, h
);
129 g_Game_SetupScreenSize
;
134 function GetDriver (): AnsiString;
135 var buf
: array [0..31] of AnsiChar;
138 SDL_VideoDriverName(buf
, Length(buf
));
139 result
:= AnsiString(buf
);
142 function GetTitle (): AnsiString;
143 var info
: AnsiString;
145 info
:= g_GetBuildHash(false);
146 if info
= 'custom build' then
147 info
:= info
+ ' by ' + g_GetBuilderName() + ' ' + GAME_BUILDDATE
+ ' ' + GAME_BUILDTIME
;
148 result
:= Format(GameTitle
, [GetDriver(), info
]);
151 function InitWindow (w
, h
, bpp
: Integer; fullScreen
: Boolean): Boolean;
152 var flags
: Uint32
; title
: AnsiString;
154 e_LogWritefln('InitWindow %s %s %s %s', [w
, h
, bpp
, fullScreen
]);
156 SDL_GL_SetAttribute(SDL_GL_RED_SIZE
, 8);
157 SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE
, 8);
158 SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE
, 8);
159 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE
, 16);
160 SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER
, 1);
161 SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE
, 8); // lights; it is enough to have 1-bit stencil buffer for lighting, but...
163 if fullScreen
then flags
:= flags
or SDL_FULLSCREEN
;
164 if userResize
then flags
:= flags
or SDL_VIDEORESIZE
;
165 if (screen
= nil) or (SDL_VideoModeOk(w
, h
, bpp
, flags
) <> 0) then
167 SDL_FreeSurface(screen
);
168 screen
:= SDL_SetVideoMode(w
, h
, bpp
, flags
);
169 if screen
<> nil then
173 e_LogWriteln('GL: unable to load OpenGL functions', TMsgType
.Fatal
);
177 SDL_WM_SetCaption(PChar(title
), nil);
178 gFullScreen
:= fullscreen
;
179 gRC_FullScreen
:= fullscreen
;
186 e_LogWritefln('SDL: video mode not supported', [])
190 procedure sys_Repaint
;
195 procedure sys_EnableVSync (yes
: Boolean);
200 function sys_GetDisplayModes (bpp
: Integer): SSArray
;
201 var m
: PPSDL_Rect
; f
: TSDL_PixelFormat
; i
, count
: Integer;
204 FillChar(f
, sizeof(f
), 0);
206 f
.BitsPerPixel
:= bpp
;
207 f
.BytesPerPixel
:= (bpp
+ 7) div 8;
208 m
:= SDL_ListModes(@f
, SDL_OPENGL
or SDL_FULLSCREEN
);
209 if (m
<> NIL) and (UIntPtr(m
) <> UIntPtr(-1)) then
212 while m
[count
] <> nil do inc(count
);
213 SetLength(result
, count
);
214 for i
:= 0 to count
- 1 do
215 result
[i
] := IntToStr(m
[i
].w
) + 'x' + IntToStr(m
[i
].h
);
219 function sys_SetDisplayMode (w
, h
, bpp
: Integer; fullscreen
, maximized
: Boolean): Boolean;
221 result
:= InitWindow(w
, h
, bpp
, fullscreen
)
224 (* --------- Joystick --------- *)
226 procedure HandleJoyButton (var ev
: TSDL_JoyButtonEvent
);
227 var down
: Boolean; key
: Integer;
229 if (ev
.which
< e_MaxJoys
) and (ev
.button
< e_MaxJoyBtns
) then
231 key
:= e_JoyButtonToKey(ev
.which
, ev
.button
);
232 down
:= ev
.type_
= SDL_JOYBUTTONDOWN
;
234 e_LogWritefln('Input Debug: jbutton, joy=%s, button=%s, keycode=%s, press=%s', [ev
.which
, ev
.button
, key
, down
]);
235 e_KeyUpDown(key
, down
);
236 g_Console_ProcessBind(key
, down
)
242 down
:= ev
.type_
= SDL_JOYBUTTONDOWN
;
243 e_LogWritefln('Input Debug: NOT IN RANGE! jbutton, joy=%s, button=%s, press=%s', [ev
.which
, ev
.button
, down
])
248 procedure HandleJoyAxis (var ev
: TSDL_JoyAxisEvent
);
249 var key
, minuskey
: Integer;
251 if (ev
.which
< e_MaxJoys
) and (ev
.axis
< e_MaxJoyAxes
) then
253 key
:= e_JoyAxisToKey(ev
.which
, ev
.axis
, AX_PLUS
);
254 minuskey
:= e_JoyAxisToKey(ev
.which
, ev
.axis
, AX_MINUS
);
257 e_LogWritefln('Input Debug: jaxis, joy=%s, axis=%s, value=%s, zeroaxes=%s, deadzone=%s', [ev
.which
, ev
.axis
, ev
.value
, JoystickZeroAxes
[ev
.which
, ev
.axis
], e_JoystickDeadzones
[ev
.which
]]);
259 if ev
.value
< JoystickZeroAxes
[ev
.which
, ev
.axis
] - e_JoystickDeadzones
[ev
.which
] then
261 if (e_KeyPressed(key
)) then
263 e_KeyUpDown(key
, False);
264 g_Console_ProcessBind(key
, False)
266 e_KeyUpDown(minuskey
, True);
267 g_Console_ProcessBind(minuskey
, True)
269 else if ev
.value
> JoystickZeroAxes
[ev
.which
, ev
.axis
] + e_JoystickDeadzones
[ev
.which
] then
271 if (e_KeyPressed(minuskey
)) then
273 e_KeyUpDown(minuskey
, False);
274 g_Console_ProcessBind(minuskey
, False)
276 e_KeyUpDown(key
, True);
277 g_Console_ProcessBind(key
, True)
281 if (e_KeyPressed(minuskey
)) then
283 e_KeyUpDown(minuskey
, False);
284 g_Console_ProcessBind(minuskey
, False)
286 if (e_KeyPressed(key
)) then
288 e_KeyUpDown(key
, False);
289 g_Console_ProcessBind(key
, False)
296 e_LogWritefln('Input Debug: NOT IN RANGE! jaxis, joy=%s, axis=%s, value=%s, zeroaxes=%s, deadzone=%s', [ev
.which
, ev
.axis
, ev
.value
, JoystickZeroAxes
[ev
.which
, ev
.axis
], e_JoystickDeadzones
[ev
.which
]])
300 procedure HandleJoyHat (var ev
: TSDL_JoyHatEvent
);
304 hat
: array [HAT_LEFT
..HAT_DOWN
] of Boolean;
306 if (ev
.which
< e_MaxJoys
) and (ev
.hat
< e_MaxJoyHats
) then
309 e_LogWritefln('Input Debug: jhat, joy=%s, hat=%s, value=%s', [ev
.which
, ev
.hat
, ev
.value
]);
310 hat
[HAT_UP
] := LongBool(ev
.value
and SDL_HAT_UP
);
311 hat
[HAT_DOWN
] := LongBool(ev
.value
and SDL_HAT_DOWN
);
312 hat
[HAT_LEFT
] := LongBool(ev
.value
and SDL_HAT_LEFT
);
313 hat
[HAT_RIGHT
] := LongBool(ev
.value
and SDL_HAT_RIGHT
);
314 for i
:= HAT_LEFT
to HAT_DOWN
do
316 if JoystickHatState
[ev
.which
, ev
.hat
, i
] <> hat
[i
] then
319 key
:= e_JoyHatToKey(ev
.which
, ev
.hat
, i
);
320 e_KeyUpDown(key
, down
);
321 g_Console_ProcessBind(key
, down
)
324 JoystickHatState
[ev
.which
, ev
.hat
] := hat
329 e_LogWritefln('Input Debug: NOT IN RANGE! jhat, joy=%s, hat=%s, value=%s', [ev
.which
, ev
.hat
, ev
.value
])
333 procedure AddJoystick (which
: Integer);
336 assert(which
< e_MaxJoys
);
337 JoystickHandle
[which
] := SDL_JoystickOpen(which
);
338 if JoystickHandle
[which
] <> nil then
340 e_LogWritefln('Added Joystick %s', [which
]);
341 e_JoystickAvailable
[which
] := True;
342 for i
:= 0 to Min(SDL_JoystickNumAxes(JoystickHandle
[which
]), e_MaxJoyAxes
) - 1 do
343 JoystickZeroAxes
[which
, i
] := SDL_JoystickGetAxis(JoystickHandle
[which
], i
)
347 e_LogWritefln('Failed to open Joystick %s', [which
])
351 procedure RemoveJoystick (which
: Integer);
353 assert(which
< e_MaxJoys
);
354 e_LogWritefln('Remove Joystick %s', [which
]);
355 e_JoystickAvailable
[which
] := False;
356 if JoystickHandle
[which
] <> nil then
357 SDL_JoystickClose(JoystickHandle
[which
]);
358 JoystickHandle
[which
] := nil
361 (* --------- Input --------- *)
363 {$IF DEFINED(DARWIN) OR DEFINED(MACOS)}
365 IsMacPlatform
: Boolean;
367 function IsMacModSym (sym
: Integer): Boolean;
372 SDLK_RCTRL
, SDLK_LCTRL
,
373 SDLK_RSHIFT
, SDLK_LSHIFT
,
374 SDLK_RALT
, SDLK_LALT
,
375 SDLK_RSUPER
, SDLK_LSUPER
,
376 SDLK_RMETA
, SDLK_LMETA
:
383 function Mac2Stub (scancode
: Integer): Integer;
385 (* SDL 2 swap tilda/grave and paragraph/plus-minus buttons on ISO keyboards *)
386 if ((scancode
= 10) or (scancode
= 50)) and (KBGetLayoutType(LMGetKbdType()) = kKeyboardISO
) then
387 scancode
:= 60 - scancode
;
399 10: result
:= IK_NONUSBACKSLASH
;
413 24: result
:= IK_EQUALS
;
416 27: result
:= IK_MINUS
;
419 30: result
:= {IK_RIGHTBRACKET} IK_RBRACKET
;
422 33: result
:= {IK_LEFTBRACKET} IK_LBRACKET
;
425 36: result
:= IK_RETURN
;
428 39: result
:= {IK_APOSTROPHE} IK_QUOTE
;
430 41: result
:= IK_SEMICOLON
;
431 42: result
:= IK_BACKSLASH
;
432 43: result
:= IK_COMMA
;
433 44: result
:= IK_SLASH
;
436 47: result
:= {IK_PERIOD} IK_DOT
;
437 48: result
:= IK_TAB
;
438 49: result
:= IK_SPACE
;
439 50: result
:= IK_GRAVE
;
440 51: result
:= IK_BACKSPACE
;
441 52: result
:= {IK_KP_ENTER} IK_KPRETURN
;
442 53: result
:= IK_ESCAPE
;
443 54: result
:= {IK_RGUI} IK_RWIN
;
444 55: result
:= {IK_LGUI} IK_WIN
;
445 56: result
:= {IK_LSHIFT} IK_SHIFT
;
446 57: result
:= IK_CAPSLOCK
;
447 58: result
:= {IK_LALT} IK_ALT
;
448 59: result
:= {IK_LCTRL} IK_CTRL
;
449 60: result
:= IK_RSHIFT
;
450 61: result
:= IK_RALT
;
451 62: result
:= IK_RCTRL
;
452 63: result
:= {IK_RGUI} IK_RWIN
;
453 {64: result := IK_F17;}
454 65: result
:= {IK_KP_PERIOD} IK_KPDOT
;
455 66: result
:= IK_INVALID
; (* unused? *)
456 67: result
:= {IK_KP_MULTIPLY} IK_KPMULTIPLE
;
457 68: result
:= IK_INVALID
; (* unused? *)
458 69: result
:= {IK_KP_PLUS} IK_KPPLUS
;
459 70: result
:= IK_INVALID
; (* unused? *)
460 71: result
:= {IK_NUMLOCKCLEAR} IK_NUMLOCK
;
461 {72: result := IK_VOLUMEUP;}
462 {73: result := IK_VOLUMEDOWN;}
463 {74: result := IK_MUTE;}
464 75: result
:= {IK_KP_DIVIDE} IK_KPDIVIDE
;
465 76: result
:= {IK_KP_ENTER} IK_KPRETURN
;
466 77: result
:= IK_INVALID
; (* unused? *)
467 78: result
:= {IK_KP_MINUS} IK_KPMINUS
;
468 {79: result := IK_F18;}
469 {80: result := IK_F19;}
470 {81: result := IK_KP_EQUALS;}
471 82: result
:= {IK_KP_0} IK_KPINSERT
;
472 83: result
:= {IK_KP_1} IK_KPEND
;
473 84: result
:= {IK_KP_2} IK_KPDOWN
;
474 85: result
:= {IK_KP_3} IK_KPPAGEDN
;
475 86: result
:= {IK_KP_4} IK_KPLEFT
;
476 87: result
:= {IK_KP_5} IK_KP5
;
477 88: result
:= {IK_KP_6} IK_KPRIGHT
;
478 89: result
:= {IK_KP_7} IK_KPHOME
;
479 90: result
:= IK_INVALID
; (* unused? *)
480 91: result
:= {IK_KP_8} IK_KPUP
;
481 92: result
:= {IK_KP_9} IK_KPPAGEUP
;
482 {93: result := IK_INTERNATIONAL3;}
483 {94: result := IK_INTERNATIONAL1;}
484 {95: result := IK_KP_COMMA;}
489 100: result
:= IK_F8
;
490 101: result
:= IK_F9
;
491 {102: result := IK_LANG2;}
492 103: result
:= IK_F11
;
493 {104: result := IK_LANG1;}
494 105: result
:= {IK_PRINTSCREEN} IK_PRINTSCR
;
495 {106: result := IK_F16;}
496 107: result
:= IK_SCROLLLOCK
;
497 108: result
:= IK_INVALID
; (* unused? *)
498 109: result
:= IK_F10
;
499 {110: result := IK_APPLICATION;}
500 111: result
:= IK_F12
;
501 112: result
:= IK_INVALID
; (* unused? *)
502 113: result
:= IK_PAUSE
;
503 114: result
:= IK_INSERT
;
504 115: result
:= IK_HOME
;
505 116: result
:= IK_PAGEUP
;
506 117: result
:= IK_DELETE
;
507 118: result
:= IK_F4
;
508 119: result
:= IK_END
;
509 120: result
:= IK_F2
;
510 121: result
:= {IK_PAGEDOWN} IK_PAGEDN
;
511 122: result
:= IK_F1
;
512 123: result
:= IK_LEFT
;
513 124: result
:= IK_RIGHT
;
514 125: result
:= IK_DOWN
;
515 126: result
:= IK_UP
;
516 {127: result := IK_POWER;}
517 otherwise result
:= IK_INVALID
522 function Key2Stub (key
: Integer): Integer;
526 SDLK_ESCAPE
: x
:= IK_ESCAPE
;
527 SDLK_RETURN
: x
:= IK_RETURN
;
528 SDLK_KP_ENTER
: x
:= IK_KPRETURN
;
529 SDLK_KP0
: x
:= IK_KPINSERT
;
531 SDLK_KP8
: x
:= IK_KPUP
;
532 SDLK_DOWN
: x
:= IK_DOWN
;
533 SDLK_KP2
: x
:= IK_KPDOWN
;
534 SDLK_LEFT
: x
:= IK_LEFT
;
535 SDLK_KP4
: x
:= IK_KPLEFT
;
536 SDLK_RIGHT
: x
:= IK_RIGHT
;
537 SDLK_KP6
: x
:= IK_KPRIGHT
;
538 SDLK_DELETE
: x
:= IK_DELETE
;
539 SDLK_HOME
: x
:= IK_HOME
;
540 SDLK_KP7
: x
:= IK_KPHOME
;
541 SDLK_INSERT
: x
:= IK_INSERT
;
542 SDLK_SPACE
: x
:= IK_SPACE
;
543 SDLK_LSHIFT
: x
:= IK_SHIFT
;
544 SDLK_LALT
: x
:= IK_ALT
;
545 SDLK_TAB
: x
:= IK_TAB
;
546 SDLK_PAGEUP
: x
:= IK_PAGEUP
;
547 SDLK_KP9
: x
:= IK_KPPAGEUP
;
548 SDLK_PAGEDOWN
: x
:= IK_PAGEDN
;
549 SDLK_KP3
: x
:= IK_KPPAGEDN
;
550 SDLK_KP5
: x
:= IK_KP5
;
551 SDLK_NUMLOCK
: x
:= IK_NUMLOCK
;
552 SDLK_KP_DIVIDE
: x
:= IK_KPDIVIDE
;
553 SDLK_KP_MULTIPLY
: x
:= IK_KPMULTIPLE
;
554 SDLK_KP_MINUS
: x
:= IK_KPMINUS
;
555 SDLK_KP_PLUS
: x
:= IK_KPPLUS
;
556 SDLK_KP_PERIOD
: x
:= IK_KPDOT
;
557 SDLK_CAPSLOCK
: x
:= IK_CAPSLOCK
;
558 SDLK_RSHIFT
: x
:= IK_RSHIFT
;
559 SDLK_LCTRL
: x
:= IK_CTRL
;
560 SDLK_RCTRL
: x
:= IK_RCTRL
;
561 SDLK_RALT
: x
:= IK_RALT
;
562 SDLK_LSUPER
: x
:= IK_WIN
;
563 SDLK_RSUPER
: x
:= IK_RWIN
;
564 SDLK_MENU
: x
:= IK_MENU
;
565 SDLK_PRINT
: x
:= IK_PRINTSCR
;
566 SDLK_SCROLLOCK
: x
:= IK_SCROLLLOCK
;
567 SDLK_LEFTBRACKET
: x
:= IK_LBRACKET
;
568 SDLK_RIGHTBRACKET
: x
:= IK_RBRACKET
;
569 SDLK_SEMICOLON
: x
:= IK_SEMICOLON
;
570 SDLK_QUOTE
: x
:= IK_QUOTE
;
571 SDLK_BACKSLASH
: x
:= IK_BACKSLASH
;
572 SDLK_SLASH
: x
:= IK_SLASH
;
573 SDLK_COMMA
: x
:= IK_COMMA
;
574 SDLK_PERIOD
: x
:= IK_DOT
;
575 SDLK_EQUALS
: x
:= IK_EQUALS
;
595 SDLK_F10
: x
:= IK_F10
;
596 SDLK_F11
: x
:= IK_F11
;
597 SDLK_F12
: x
:= IK_F12
;
598 SDLK_END
: x
:= IK_END
;
599 SDLK_KP1
: x
:= IK_KPEND
;
600 SDLK_BACKSPACE
: x
:= IK_BACKSPACE
;
601 SDLK_BACKQUOTE
: x
:= IK_BACKQUOTE
;
602 SDLK_PAUSE
: x
:= IK_PAUSE
;
603 SDLK_A
..SDLK_Z
: x
:= IK_A
+ (key
- SDLK_A
);
604 SDLK_MINUS
: x
:= IK_MINUS
;
611 procedure HandleKeyboard (var ev
: TSDL_KeyboardEvent
);
612 var down
, repeated
: Boolean; key
: Integer; ch
: Char;
617 {$IF DEFINED(DARWIN) OR DEFINED(MACOS)}
618 if IsMacPlatform
then
619 if IsMacModSym(ev
.keysym
.sym
) = false then
620 key
:= Mac2Stub(ev
.keysym
.scancode
);
623 if key
= IK_INVALID
then
624 key
:= Key2Stub(ev
.keysym
.sym
);
625 down
:= (ev
.type_
= SDL_KEYDOWN
);
626 repeated
:= down
and e_KeyPressed(key
);
627 ch
:= wchar2win(WideChar(ev
.keysym
.unicode
));
629 e_LogWritefln('Input Debug: keysym, scancode=%s, down=%s, sym=%s, state=%s, unicode=%s, stubsym=%s, cp1251=%s', [ev
.keysym
.scancode
, down
, ev
.keysym
.sym
, ev
.state
, ev
.keysym
.unicode
, key
, Ord(ch
)]);
632 e_KeyUpDown(key
, down
);
633 g_Console_ProcessBind(key
, down
);
637 g_Console_ProcessBindRepeat(key
)
639 if down
and IsValid1251(ev
.keysym
.unicode
) and IsPrintable1251(ch
) then
643 procedure HandleResize (var ev
: TSDL_ResizeEvent
);
646 e_LogWritefln('Input Debug: SDL_VIDEORESIZE %s %s', [ev
.w
, ev
.h
]);
647 if modeResize
= 1 then
648 UpdateSize(ev
.w
, ev
.h
)
649 else if modeResize
> 1 then
650 InitWindow(ev
.w
, ev
.h
, gBPP
, gFullscreen
)
653 function sys_HandleInput (): Boolean;
657 while SDL_PollEvent(@ev
) <> 0 do
660 SDL_QUITEV
: result
:= true;
661 SDL_VIDEORESIZE
: HandleResize(ev
.resize
);
662 SDL_KEYUP
, SDL_KEYDOWN
: HandleKeyboard(ev
.key
);
663 SDL_JOYBUTTONDOWN
, SDL_JOYBUTTONUP
: HandleJoyButton(ev
.jbutton
);
664 SDL_JOYAXISMOTION
: HandleJoyAxis(ev
.jaxis
);
665 SDL_JOYHATMOTION
: HandleJoyHat(ev
.jhat
);
666 SDL_VIDEOEXPOSE
: sys_Repaint
;
667 SDL_ACTIVEEVENT
: e_MuteChannels((ev
.active
.gain
= 0) and gMuteWhenInactive
);
672 procedure sys_RequestQuit
;
675 ev
.quit
.type_
:= SDL_QUITEV
;
679 (* --------- Init --------- *)
682 var flags
: Uint32
; i
: Integer; name
: AnsiString;
684 e_WriteLog('Init SDL', TMsgType
.Notify
);
685 flags
:= SDL_INIT_VIDEO
or SDL_INIT_AUDIO
or
686 SDL_INIT_TIMER
or SDL_INIT_JOYSTICK
687 (*or SDL_INIT_NOPARACHUTE*);
688 if SDL_Init(flags
) <> 0 then
689 raise Exception
.Create('SDL: Init failed: ' + SDL_GetError
);
691 e_LogWritefln('SDL: Video Driver "%s"', [name
]);
692 {$IF DEFINED(DARWIN) OR DEFINED(MACOS)}
693 IsMacPlatform
:= (name
= 'Quartz') or (name
= 'toolbox') or (name
= 'DSp');
695 SDL_EnableUNICODE(1);
696 SDL_EnableKeyRepeat(SDL_DEFAULT_REPEAT_DELAY
, SDL_DEFAULT_REPEAT_INTERVAL
);
697 for i
:= 0 to e_MaxJoys
- 1 do
704 e_WriteLog('Releasing SDL', TMsgType
.Notify
);
705 for i
:= 0 to e_MaxJoys
- 1 do
707 if screen
<> nil then
710 SDL_FreeSurface(screen
)
716 (* window resize are broken both on linux and osx, so disabled by default *)
717 conRegVar('sdl_allow_resize', @userResize
, 'allow to resize window by user', 'allow to resize window by user');
718 conRegVar('sdl_resize_action', @modeResize
, 'set window resize mode (0: ignore, 1: change, 2: reset)', '');
719 conRegVar('sdl_use_scancodes', @useScancodes
, 'use platform-specific scancodes when possible', '');
722 useScancodes
:= true;