source/Irrlicht/CIrrDeviceSDL.cpp

   1 // Copyright (C) 2002-2012 Nikolaus Gebhardt\r
   2 // This file is part of the "Irrlicht Engine".\r
   3 // For conditions of distribution and use, see copyright notice in irrlicht.h\r
   4 \r
   5 \r
   6 #ifdef _IRR_COMPILE_WITH_SDL_DEVICE_\r
   7 \r
   8 #include "CIrrDeviceSDL.h"\r
   9 #include "IEventReceiver.h"\r
  10 #include "IGUIElement.h"\r
  11 #include "IGUIEnvironment.h"\r
  12 #include "os.h"\r
  13 #include "CTimer.h"\r
  14 #include "irrString.h"\r
  15 #include "Keycodes.h"\r
  16 #include "COSOperator.h"\r
  17 #include <stdio.h>\r
  18 #include <stdlib.h>\r
  19 #include "SIrrCreationParameters.h"\r
  20 #include <SDL_video.h>\r
  21 \r
  22 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
  23 #ifdef _IRR_COMPILE_WITH_OGLES2_\r
  24 #include "CEGLManager.h"\r
  25 #endif\r
  26 #include <emscripten.h>\r
  27 #endif\r
  28 \r
  29 #ifdef _IRR_COMPILE_WITH_OPENGL_\r
  30 #include "CSDLManager.h"\r
  31 #endif\r
  32 \r
  33 static int SDLDeviceInstances = 0;\r
  34 \r
  35 namespace irr\r
  36 {\r
  37         namespace video\r
  38         {\r
  39                 #ifdef _IRR_COMPILE_WITH_OPENGL_\r
  40                 IVideoDriver* createOpenGLDriver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, IContextManager* contextManager);\r
  41                 #endif\r
  42 \r
  43                 #ifdef _IRR_COMPILE_WITH_OGLES2_\r
  44                 IVideoDriver* createOGLES2Driver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, IContextManager* contextManager);\r
  45                 #endif\r
  46 \r
  47                 #ifdef _IRR_COMPILE_WITH_WEBGL1_\r
  48                 IVideoDriver* createWebGL1Driver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, IContextManager* contextManager);\r
  49                 #endif\r
  50         } // end namespace video\r
  51 \r
  52 } // end namespace irr\r
  53 \r
  54 \r
  55 namespace irr\r
  56 {\r
  57 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
  58 EM_BOOL CIrrDeviceSDL::MouseUpDownCallback(int eventType, const EmscriptenMouseEvent * event, void* userData)\r
  59 {\r
  60         // We need this callback so far only because otherwise "emscripten_request_pointerlock" calls will\r
  61         // fail as their request are infinitely deferred.\r
  62         // Not exactly certain why, maybe SDL does catch those mouse-events otherwise and not pass them on.\r
  63         return EM_FALSE;\r
  64 }\r
  65 \r
  66 EM_BOOL CIrrDeviceSDL::MouseEnterCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)\r
  67 {\r
  68         CIrrDeviceSDL * This = static_cast<CIrrDeviceSDL*>(userData);\r
  69 \r
  70         SEvent irrevent;\r
  71 \r
  72         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
  73         irrevent.MouseInput.Event = irr::EMIE_MOUSE_ENTER_CANVAS;\r
  74         This->MouseX = irrevent.MouseInput.X = mouseEvent->canvasX;\r
  75         This->MouseY = irrevent.MouseInput.Y = mouseEvent->canvasY;\r
  76         This->MouseXRel = mouseEvent->movementX; // should be 0 I guess? Or can it enter while pointer is locked()?\r
  77         This->MouseYRel = mouseEvent->movementY;\r
  78         irrevent.MouseInput.ButtonStates = This->MouseButtonStates;     // TODO: not correct, but couldn't figure out the bitset of mouseEvent->buttons yet.\r
  79         irrevent.MouseInput.Shift = mouseEvent->shiftKey;\r
  80         irrevent.MouseInput.Control = mouseEvent->ctrlKey;\r
  81 \r
  82         This->postEventFromUser(irrevent);\r
  83 \r
  84         return EM_FALSE;\r
  85 }\r
  86 \r
  87 EM_BOOL CIrrDeviceSDL::MouseLeaveCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)\r
  88 {\r
  89         CIrrDeviceSDL * This = static_cast<CIrrDeviceSDL*>(userData);\r
  90 \r
  91         SEvent irrevent;\r
  92 \r
  93         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
  94         irrevent.MouseInput.Event = irr::EMIE_MOUSE_LEAVE_CANVAS;\r
  95         This->MouseX = irrevent.MouseInput.X = mouseEvent->canvasX;\r
  96         This->MouseY = irrevent.MouseInput.Y = mouseEvent->canvasY;\r
  97         This->MouseXRel = mouseEvent->movementX; // should be 0 I guess? Or can it enter while pointer is locked()?\r
  98         This->MouseYRel = mouseEvent->movementY;\r
  99         irrevent.MouseInput.ButtonStates = This->MouseButtonStates;     // TODO: not correct, but couldn't figure out the bitset of mouseEvent->buttons yet.\r
 100         irrevent.MouseInput.Shift = mouseEvent->shiftKey;\r
 101         irrevent.MouseInput.Control = mouseEvent->ctrlKey;\r
 102 \r
 103         This->postEventFromUser(irrevent);\r
 104 \r
 105         return EM_FALSE;\r
 106 }\r
 107 #endif\r
 108 \r
 109 \r
 110 bool CIrrDeviceSDL::keyIsKnownSpecial(EKEY_CODE key)\r
 111 {\r
 112         switch ( key )\r
 113         {\r
 114                 // keys which are known to have safe special character interpretation\r
 115                 // could need changes over time (removals and additions!)\r
 116                 case KEY_RETURN:\r
 117                 case KEY_PAUSE:\r
 118                 case KEY_ESCAPE:\r
 119                 case KEY_PRIOR:\r
 120                 case KEY_NEXT:\r
 121                 case KEY_HOME:\r
 122                 case KEY_END:\r
 123                 case KEY_LEFT:\r
 124                 case KEY_UP:\r
 125                 case KEY_RIGHT:\r
 126                 case KEY_DOWN:\r
 127                 case KEY_TAB:\r
 128                 case KEY_PRINT:\r
 129                 case KEY_SNAPSHOT:\r
 130                 case KEY_INSERT:\r
 131                 case KEY_BACK:\r
 132                 case KEY_DELETE:\r
 133                 case KEY_HELP:\r
 134                 case KEY_APPS:\r
 135                 case KEY_SLEEP:\r
 136                 case KEY_F1:\r
 137                 case KEY_F2:\r
 138                 case KEY_F3:\r
 139                 case KEY_F4:\r
 140                 case KEY_F5:\r
 141                 case KEY_F6:\r
 142                 case KEY_F7:\r
 143                 case KEY_F8:\r
 144                 case KEY_F9:\r
 145                 case KEY_F10:\r
 146                 case KEY_F11:\r
 147                 case KEY_F12:\r
 148                 case KEY_F13:\r
 149                 case KEY_F14:\r
 150                 case KEY_F15:\r
 151                 case KEY_F16:\r
 152                 case KEY_F17:\r
 153                 case KEY_F18:\r
 154                 case KEY_F19:\r
 155                 case KEY_F20:\r
 156                 case KEY_F21:\r
 157                 case KEY_F22:\r
 158                 case KEY_F23:\r
 159                 case KEY_F24:\r
 160                 case KEY_NUMLOCK:\r
 161                 case KEY_SCROLL:\r
 162                 case KEY_LCONTROL:\r
 163                 case KEY_RCONTROL:\r
 164                         return true;\r
 165 \r
 166                 default:\r
 167                         return false;\r
 168         }\r
 169 }\r
 170 \r
 171 int CIrrDeviceSDL::findCharToPassToIrrlicht(int assumedChar, EKEY_CODE key) {\r
 172         // SDL in-place ORs values with no character representation with 1<<30\r
 173         // https://wiki.libsdl.org/SDL2/SDLKeycodeLookup\r
 174         if (assumedChar & (1<<30))\r
 175                 return 0;\r
 176 \r
 177         switch (key) {\r
 178                 case KEY_PRIOR:\r
 179                 case KEY_NEXT:\r
 180                 case KEY_HOME:\r
 181                 case KEY_END:\r
 182                 case KEY_LEFT:\r
 183                 case KEY_UP:\r
 184                 case KEY_RIGHT:\r
 185                 case KEY_DOWN:\r
 186                 case KEY_NUMLOCK:\r
 187                         return 0;\r
 188                 default:\r
 189                         return assumedChar;\r
 190         }\r
 191 }\r
 192 \r
 193 void CIrrDeviceSDL::resetReceiveTextInputEvents() {\r
 194         gui::IGUIElement *elem = GUIEnvironment->getFocus();\r
 195         if (elem && elem->acceptsIME())\r
 196                 SDL_StartTextInput();\r
 197         else\r
 198                 SDL_StopTextInput();\r
 199 }\r
 200 \r
 201 //! constructor\r
 202 CIrrDeviceSDL::CIrrDeviceSDL(const SIrrlichtCreationParameters& param)\r
 203         : CIrrDeviceStub(param),\r
 204         Window((SDL_Window*)param.WindowId), SDL_Flags(0),\r
 205         MouseX(0), MouseY(0), MouseXRel(0), MouseYRel(0), MouseButtonStates(0),\r
 206         Width(param.WindowSize.Width), Height(param.WindowSize.Height),\r
 207         Resizable(param.WindowResizable == 1 ? true : false)\r
 208 {\r
 209         #ifdef _DEBUG\r
 210         setDebugName("CIrrDeviceSDL");\r
 211         #endif\r
 212 \r
 213         if ( ++SDLDeviceInstances == 1 )\r
 214         {\r
 215                 u32 flags = SDL_INIT_TIMER | SDL_INIT_EVENTS;\r
 216                 if (CreationParams.DriverType != video::EDT_NULL)\r
 217                         flags |= SDL_INIT_VIDEO;\r
 218 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 219                 flags |= SDL_INIT_JOYSTICK;\r
 220 #endif\r
 221                 if (SDL_Init(flags) < 0)\r
 222                 {\r
 223                         os::Printer::log( "Unable to initialize SDL!", SDL_GetError());\r
 224                         Close = true;\r
 225                 }\r
 226                 else\r
 227                 {\r
 228                         os::Printer::log("SDL initialized", ELL_INFORMATION);\r
 229                 }\r
 230         }\r
 231 \r
 232         // create keymap\r
 233         createKeyMap();\r
 234 \r
 235         if (CreationParams.Fullscreen) {\r
 236 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 237                 SDL_Flags |= SDL_WINDOW_FULLSCREEN;\r
 238 #else\r
 239                 SDL_Flags |= SDL_WINDOW_FULLSCREEN_DESKTOP;\r
 240 #endif\r
 241         }\r
 242         if (Resizable)\r
 243                 SDL_Flags |= SDL_WINDOW_RESIZABLE;\r
 244         if (CreationParams.WindowMaximized)\r
 245                 SDL_Flags |= SDL_WINDOW_MAXIMIZED;\r
 246 \r
 247         if (CreationParams.DriverType == video::EDT_OPENGL)\r
 248         {\r
 249                 SDL_Flags |= SDL_WINDOW_OPENGL;\r
 250                 if (!CreationParams.Doublebuffer)\r
 251                         SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 0);\r
 252         }\r
 253 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 254         SDL_Flags |= SDL_WINDOW_OPENGL;\r
 255 #endif //_IRR_EMSCRIPTEN_PLATFORM_\r
 256 \r
 257         // create window\r
 258         if (CreationParams.DriverType != video::EDT_NULL)\r
 259         {\r
 260                 // create the window, only if we do not use the null device\r
 261                 createWindow();\r
 262         }\r
 263 \r
 264 \r
 265         SDL_VERSION(&Info.version);\r
 266 \r
 267 #ifndef _IRR_EMSCRIPTEN_PLATFORM_\r
 268         SDL_GetWindowWMInfo(Window,&Info);\r
 269 #endif //_IRR_EMSCRIPTEN_PLATFORM_\r
 270         core::stringc sdlversion = "SDL Version ";\r
 271         sdlversion += Info.version.major;\r
 272         sdlversion += ".";\r
 273         sdlversion += Info.version.minor;\r
 274         sdlversion += ".";\r
 275         sdlversion += Info.version.patch;\r
 276 \r
 277         Operator = new COSOperator(sdlversion);\r
 278         if (SDLDeviceInstances == 1) {\r
 279                 os::Printer::log(sdlversion.c_str(), ELL_INFORMATION);\r
 280         }\r
 281 \r
 282         // create cursor control\r
 283         CursorControl = new CCursorControl(this);\r
 284 \r
 285         // create driver\r
 286         createDriver();\r
 287 \r
 288         if (VideoDriver) {\r
 289                 createGUIAndScene();\r
 290                 VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));\r
 291         }\r
 292 }\r
 293 \r
 294 \r
 295 //! destructor\r
 296 CIrrDeviceSDL::~CIrrDeviceSDL()\r
 297 {\r
 298         if ( --SDLDeviceInstances == 0 )\r
 299         {\r
 300 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 301                 const u32 numJoysticks = Joysticks.size();\r
 302                 for (u32 i=0; i<numJoysticks; ++i)\r
 303                         SDL_JoystickClose(Joysticks[i]);\r
 304 #endif\r
 305                 if (Window)\r
 306                 {\r
 307                         SDL_GL_MakeCurrent(Window, NULL);\r
 308                         SDL_GL_DeleteContext(Context);\r
 309                         SDL_DestroyWindow(Window);\r
 310                 }\r
 311                 SDL_Quit();\r
 312 \r
 313                 os::Printer::log("Quit SDL", ELL_INFORMATION);\r
 314         }\r
 315 }\r
 316 \r
 317 void CIrrDeviceSDL::logAttributes()\r
 318 {\r
 319         core::stringc sdl_attr("SDL attribs:");\r
 320         int value = 0;\r
 321         if ( SDL_GL_GetAttribute( SDL_GL_RED_SIZE, &value ) == 0 )\r
 322                 sdl_attr += core::stringc(" r:") + core::stringc(value);\r
 323         if ( SDL_GL_GetAttribute( SDL_GL_GREEN_SIZE, &value ) == 0 )\r
 324                 sdl_attr += core::stringc(" g:") + core::stringc(value);\r
 325         if ( SDL_GL_GetAttribute( SDL_GL_BLUE_SIZE, &value ) == 0 )\r
 326                 sdl_attr += core::stringc(" b:") + core::stringc(value);\r
 327         if ( SDL_GL_GetAttribute( SDL_GL_ALPHA_SIZE, &value ) == 0 )\r
 328                 sdl_attr += core::stringc(" a:") + core::stringc(value);\r
 329 \r
 330         if ( SDL_GL_GetAttribute( SDL_GL_DEPTH_SIZE, &value) == 0 )\r
 331                 sdl_attr += core::stringc(" depth:") + core::stringc(value);\r
 332         if ( SDL_GL_GetAttribute( SDL_GL_STENCIL_SIZE, &value ) == 0 )\r
 333                 sdl_attr += core::stringc(" stencil:") + core::stringc(value);\r
 334         if ( SDL_GL_GetAttribute( SDL_GL_DOUBLEBUFFER, &value ) == 0 )\r
 335                 sdl_attr += core::stringc(" doublebuf:") + core::stringc(value);\r
 336         if ( SDL_GL_GetAttribute( SDL_GL_MULTISAMPLEBUFFERS, &value ) == 0 )\r
 337                 sdl_attr += core::stringc(" aa:") + core::stringc(value);\r
 338         if ( SDL_GL_GetAttribute( SDL_GL_MULTISAMPLESAMPLES, &value ) == 0 )\r
 339                 sdl_attr += core::stringc(" aa-samples:") + core::stringc(value);\r
 340 \r
 341         os::Printer::log(sdl_attr.c_str());\r
 342 }\r
 343 \r
 344 bool CIrrDeviceSDL::createWindow()\r
 345 {\r
 346 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 347         if ( Width != 0 || Height != 0 )\r
 348                 emscripten_set_canvas_size( Width, Height);\r
 349         else\r
 350         {\r
 351                 int w, h, fs;\r
 352                 emscripten_get_canvas_size(&w, &h, &fs);\r
 353                 Width = w;\r
 354                 Height = h;\r
 355         }\r
 356 \r
 357         SDL_GL_SetAttribute( SDL_GL_RED_SIZE, 8 );\r
 358         SDL_GL_SetAttribute( SDL_GL_GREEN_SIZE, 8 );\r
 359         SDL_GL_SetAttribute( SDL_GL_BLUE_SIZE, 8 );\r
 360         SDL_GL_SetAttribute( SDL_GL_ALPHA_SIZE, CreationParams.WithAlphaChannel?8:0 );\r
 361 \r
 362         SDL_GL_SetAttribute( SDL_GL_DEPTH_SIZE, CreationParams.ZBufferBits);\r
 363         SDL_GL_SetAttribute( SDL_GL_STENCIL_SIZE, CreationParams.Stencilbuffer ? 8 : 0);\r
 364         SDL_GL_SetAttribute( SDL_GL_DOUBLEBUFFER, CreationParams.Doublebuffer ? 1 : 0);\r
 365 \r
 366         if (CreationParams.AntiAlias>1)\r
 367         {\r
 368                 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLEBUFFERS, 1 );\r
 369                 SDL_GL_SetAttribute( SDL_GL_MULTISAMPLESAMPLES, CreationParams.AntiAlias );\r
 370         }\r
 371         else\r
 372         {\r
 373                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);\r
 374                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);\r
 375         }\r
 376 \r
 377         SDL_CreateWindowAndRenderer(0, 0, SDL_Flags, &Window, &Renderer); // 0,0 will use the canvas size\r
 378 \r
 379         logAttributes();\r
 380 \r
 381         // "#canvas" is for the opengl context\r
 382         emscripten_set_mousedown_callback("#canvas", (void*)this, true, MouseUpDownCallback);\r
 383     emscripten_set_mouseup_callback("#canvas", (void*)this, true, MouseUpDownCallback);\r
 384     emscripten_set_mouseenter_callback("#canvas", (void*)this, false, MouseEnterCallback);\r
 385     emscripten_set_mouseleave_callback("#canvas", (void*)this, false, MouseLeaveCallback);\r
 386 \r
 387         return true;\r
 388 #else // !_IRR_EMSCRIPTEN_PLATFORM_\r
 389         if ( Close )\r
 390                 return false;\r
 391 \r
 392         if (CreationParams.DriverType == video::EDT_OPENGL) {\r
 393                 if (CreationParams.Bits == 16) {\r
 394                         SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 4);\r
 395                         SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 4);\r
 396                         SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 4);\r
 397                         SDL_GL_SetAttribute(\r
 398                                         SDL_GL_ALPHA_SIZE, CreationParams.WithAlphaChannel ? 1 : 0);\r
 399                 } else {\r
 400                         SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);\r
 401                         SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);\r
 402                         SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);\r
 403                         SDL_GL_SetAttribute(\r
 404                                         SDL_GL_ALPHA_SIZE, CreationParams.WithAlphaChannel ? 8 : 0);\r
 405                 }\r
 406                 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, CreationParams.ZBufferBits);\r
 407                 if (CreationParams.Doublebuffer)\r
 408                         SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);\r
 409                 SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, CreationParams.Stencilbuffer ? 8 : 0);\r
 410                 if (CreationParams.Stereobuffer)\r
 411                         SDL_GL_SetAttribute(SDL_GL_STEREO, 1);\r
 412                 if (CreationParams.AntiAlias > 1) {\r
 413                         SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);\r
 414                         SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, CreationParams.AntiAlias);\r
 415                 }\r
 416                 if (!Window)\r
 417                         Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 418                 if (!Window && CreationParams.AntiAlias > 1) {\r
 419                         while (--CreationParams.AntiAlias > 1) {\r
 420                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, CreationParams.AntiAlias);\r
 421                                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 422                                 if (Window)\r
 423                                         break;\r
 424                         }\r
 425                         if (!Window) {\r
 426                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);\r
 427                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);\r
 428                                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 429                                 if (Window)\r
 430                                         os::Printer::log("AntiAliasing disabled due to lack of support!");\r
 431                         }\r
 432                 }\r
 433 \r
 434                 if (Window)\r
 435                 {\r
 436                         Context = SDL_GL_CreateContext(Window);\r
 437                 }\r
 438         } else if (!Window)\r
 439                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 440 \r
 441         if ( !Window && CreationParams.Doublebuffer)\r
 442         {\r
 443                 // Try single buffer\r
 444                 if (CreationParams.DriverType == video::EDT_OPENGL)\r
 445                         SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);\r
 446                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 447         }\r
 448         if ( !Window )\r
 449         {\r
 450                 os::Printer::log( "Could not initialize display!" );\r
 451                 return false;\r
 452         }\r
 453 \r
 454         return true;\r
 455 #endif // !_IRR_EMSCRIPTEN_PLATFORM_\r
 456 }\r
 457 \r
 458 \r
 459 //! create the driver\r
 460 void CIrrDeviceSDL::createDriver()\r
 461 {\r
 462         switch(CreationParams.DriverType)\r
 463         {\r
 464         case video::DEPRECATED_EDT_DIRECT3D8_NO_LONGER_EXISTS:\r
 465                 os::Printer::log("DIRECT3D8 Driver is no longer supported in Irrlicht. Try another one.", ELL_ERROR);\r
 466                 break;\r
 467 \r
 468         case video::EDT_DIRECT3D9:\r
 469                 #ifdef _IRR_COMPILE_WITH_DIRECT3D_9_\r
 470                 os::Printer::log("SDL device does not support DIRECT3D9 driver. Try another one.", ELL_ERROR);\r
 471                 #else\r
 472                 os::Printer::log("DIRECT3D9 Driver was not compiled into this dll. Try another one.", ELL_ERROR);\r
 473                 #endif // _IRR_COMPILE_WITH_DIRECT3D_9_\r
 474 \r
 475                 break;\r
 476 \r
 477         case video::EDT_OPENGL:\r
 478                 #ifdef _IRR_COMPILE_WITH_OPENGL_\r
 479                 ContextManager = new video::CSDLManager(this);\r
 480                 VideoDriver = video::createOpenGLDriver(CreationParams, FileSystem, ContextManager);\r
 481                 #else\r
 482                 os::Printer::log("No OpenGL support compiled in.", ELL_ERROR);\r
 483                 #endif\r
 484                 break;\r
 485 \r
 486         case video::EDT_OGLES2:\r
 487 #if defined(_IRR_COMPILE_WITH_OGLES2_) && defined(_IRR_EMSCRIPTEN_PLATFORM_)\r
 488                 {\r
 489                         video::SExposedVideoData data;\r
 490 \r
 491                         ContextManager = new video::CEGLManager();\r
 492                         ContextManager->initialize(CreationParams, data);\r
 493 \r
 494                         VideoDriver = video::createOGLES2Driver(CreationParams, FileSystem, ContextManager);\r
 495                 }\r
 496 #else\r
 497                 os::Printer::log("No OpenGL-ES2 support compiled in.", ELL_ERROR);\r
 498 #endif\r
 499                 break;\r
 500 \r
 501         case video::EDT_WEBGL1:\r
 502 #if defined(_IRR_COMPILE_WITH_WEBGL1_) && defined(_IRR_EMSCRIPTEN_PLATFORM_)\r
 503                 {\r
 504                         video::SExposedVideoData data;\r
 505 \r
 506                         ContextManager = new video::CEGLManager();\r
 507                         ContextManager->initialize(CreationParams, data);\r
 508 \r
 509                         VideoDriver = video::createWebGL1Driver(CreationParams, FileSystem, ContextManager);\r
 510                 }\r
 511 #else\r
 512                 os::Printer::log("No WebGL1 support compiled in.", ELL_ERROR);\r
 513 #endif\r
 514                 break;\r
 515 \r
 516         case video::EDT_NULL:\r
 517                 VideoDriver = video::createNullDriver(FileSystem, CreationParams.WindowSize);\r
 518                 break;\r
 519 \r
 520         default:\r
 521                 os::Printer::log("Unable to create video driver of unknown type.", ELL_ERROR);\r
 522                 break;\r
 523         }\r
 524 \r
 525         // In case we got the size from the canvas\r
 526         if ( VideoDriver && CreationParams.WindowSize.Width == 0 && CreationParams.WindowSize.Height == 0 && Width > 0 && Height > 0 )\r
 527         {\r
 528 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 529                 SDL_CreateWindowAndRenderer(Width, Height, SDL_Flags, &Window, &Renderer);\r
 530 #else //_IRR_EMSCRIPTEN_PLATFORM_\r
 531                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 532 #endif //_IRR_EMSCRIPTEN_PLATFOR\r
 533                 VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));\r
 534         }\r
 535 }\r
 536 \r
 537 \r
 538 //! runs the device. Returns false if device wants to be deleted\r
 539 bool CIrrDeviceSDL::run()\r
 540 {\r
 541         os::Timer::tick();\r
 542 \r
 543         SEvent irrevent;\r
 544         SDL_Event SDL_event;\r
 545 \r
 546         while ( !Close && SDL_PollEvent( &SDL_event ) )\r
 547         {\r
 548                 // os::Printer::log("event: ", core::stringc((int)SDL_event.type).c_str(),   ELL_INFORMATION);  // just for debugging\r
 549 \r
 550                 switch ( SDL_event.type )\r
 551                 {\r
 552                 case SDL_MOUSEMOTION: {\r
 553                         SDL_Keymod keymod = SDL_GetModState();\r
 554 \r
 555                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 556                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;\r
 557                         MouseX = irrevent.MouseInput.X = SDL_event.motion.x;\r
 558                         MouseY = irrevent.MouseInput.Y = SDL_event.motion.y;\r
 559                         MouseXRel = SDL_event.motion.xrel;\r
 560                         MouseYRel = SDL_event.motion.yrel;\r
 561                         irrevent.MouseInput.ButtonStates = MouseButtonStates;\r
 562                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 563                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 564 \r
 565                         postEventFromUser(irrevent);\r
 566                         break;\r
 567                 }\r
 568                 case SDL_MOUSEWHEEL: {\r
 569                         SDL_Keymod keymod = SDL_GetModState();\r
 570 \r
 571                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 572                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_WHEEL;\r
 573                         irrevent.MouseInput.Wheel = static_cast<float>(SDL_event.wheel.y);\r
 574                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 575                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 576                         irrevent.MouseInput.X = MouseX;\r
 577                         irrevent.MouseInput.Y = MouseY;\r
 578 \r
 579                         postEventFromUser(irrevent);\r
 580                         break;\r
 581                 }\r
 582                 case SDL_MOUSEBUTTONDOWN:\r
 583                 case SDL_MOUSEBUTTONUP: {\r
 584                         SDL_Keymod keymod = SDL_GetModState();\r
 585 \r
 586                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 587                         irrevent.MouseInput.X = SDL_event.button.x;\r
 588                         irrevent.MouseInput.Y = SDL_event.button.y;\r
 589                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 590                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 591 \r
 592                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;\r
 593 \r
 594 \r
 595 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 596                         // Handle mouselocking in emscripten in Windowed mode.\r
 597                         // In fullscreen SDL will handle it.\r
 598                         // The behavior we want windowed is - when the canvas was clicked then\r
 599                         // we will lock the mouse-pointer if it should be invisible.\r
 600                         // For security reasons this will be delayed until the next mouse-up event.\r
 601                         // We do not pass on this event as we don't want the activation click to do anything.\r
 602                         if ( SDL_event.type == SDL_MOUSEBUTTONDOWN && !isFullscreen() )\r
 603                         {\r
 604                                 EmscriptenPointerlockChangeEvent pointerlockStatus; // let's hope that test is not expensive ...\r
 605                                 if ( emscripten_get_pointerlock_status(&pointerlockStatus) == EMSCRIPTEN_RESULT_SUCCESS )\r
 606                                 {\r
 607                                         if ( CursorControl->isVisible() && pointerlockStatus.isActive )\r
 608                                         {\r
 609                                                 emscripten_exit_pointerlock();\r
 610                                                 return !Close;\r
 611                                         }\r
 612                                         else if ( !CursorControl->isVisible() && !pointerlockStatus.isActive )\r
 613                                         {\r
 614                                                 emscripten_request_pointerlock(0, true);\r
 615                                                 return !Close;\r
 616                                         }\r
 617                                 }\r
 618                         }\r
 619 #endif\r
 620 \r
 621                         switch(SDL_event.button.button)\r
 622                         {\r
 623                         case SDL_BUTTON_LEFT:\r
 624                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 625                                 {\r
 626                                         irrevent.MouseInput.Event = irr::EMIE_LMOUSE_PRESSED_DOWN;\r
 627                                         MouseButtonStates |= irr::EMBSM_LEFT;\r
 628                                 }\r
 629                                 else\r
 630                                 {\r
 631                                         irrevent.MouseInput.Event = irr::EMIE_LMOUSE_LEFT_UP;\r
 632                                         MouseButtonStates &= ~irr::EMBSM_LEFT;\r
 633                                 }\r
 634                                 break;\r
 635 \r
 636                         case SDL_BUTTON_RIGHT:\r
 637                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 638                                 {\r
 639                                         irrevent.MouseInput.Event = irr::EMIE_RMOUSE_PRESSED_DOWN;\r
 640                                         MouseButtonStates |= irr::EMBSM_RIGHT;\r
 641                                 }\r
 642                                 else\r
 643                                 {\r
 644                                         irrevent.MouseInput.Event = irr::EMIE_RMOUSE_LEFT_UP;\r
 645                                         MouseButtonStates &= ~irr::EMBSM_RIGHT;\r
 646                                 }\r
 647                                 break;\r
 648 \r
 649                         case SDL_BUTTON_MIDDLE:\r
 650                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 651                                 {\r
 652                                         irrevent.MouseInput.Event = irr::EMIE_MMOUSE_PRESSED_DOWN;\r
 653                                         MouseButtonStates |= irr::EMBSM_MIDDLE;\r
 654                                 }\r
 655                                 else\r
 656                                 {\r
 657                                         irrevent.MouseInput.Event = irr::EMIE_MMOUSE_LEFT_UP;\r
 658                                         MouseButtonStates &= ~irr::EMBSM_MIDDLE;\r
 659                                 }\r
 660                                 break;\r
 661                         }\r
 662 \r
 663                         irrevent.MouseInput.ButtonStates = MouseButtonStates;\r
 664 \r
 665                         if (irrevent.MouseInput.Event != irr::EMIE_MOUSE_MOVED)\r
 666                         {\r
 667                                 postEventFromUser(irrevent);\r
 668 \r
 669                                 if ( irrevent.MouseInput.Event >= EMIE_LMOUSE_PRESSED_DOWN && irrevent.MouseInput.Event <= EMIE_MMOUSE_PRESSED_DOWN )\r
 670                                 {\r
 671                                         u32 clicks = checkSuccessiveClicks(irrevent.MouseInput.X, irrevent.MouseInput.Y, irrevent.MouseInput.Event);\r
 672                                         if ( clicks == 2 )\r
 673                                         {\r
 674                                                 irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_DOUBLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);\r
 675                                                 postEventFromUser(irrevent);\r
 676                                         }\r
 677                                         else if ( clicks == 3 )\r
 678                                         {\r
 679                                                 irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_TRIPLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);\r
 680                                                 postEventFromUser(irrevent);\r
 681                                         }\r
 682                                 }\r
 683                         }\r
 684                         break;\r
 685                 }\r
 686 \r
 687                 case SDL_TEXTINPUT:\r
 688                         {\r
 689                                 irrevent.EventType = irr::EET_STRING_INPUT_EVENT;\r
 690                                 irrevent.StringInput.Str = new core::stringw();\r
 691                                 irr::core::multibyteToWString(*irrevent.StringInput.Str, SDL_event.text.text);\r
 692                                 postEventFromUser(irrevent);\r
 693                                 delete irrevent.StringInput.Str;\r
 694                                 irrevent.StringInput.Str = NULL;\r
 695                         }\r
 696                         break;\r
 697 \r
 698                 case SDL_KEYDOWN:\r
 699                 case SDL_KEYUP:\r
 700                         {\r
 701                                 SKeyMap mp;\r
 702                                 mp.SDLKey = SDL_event.key.keysym.sym;\r
 703                                 s32 idx = KeyMap.binary_search(mp);\r
 704 \r
 705                                 EKEY_CODE key;\r
 706                                 if (idx == -1)\r
 707                                         key = (EKEY_CODE)0;\r
 708                                 else\r
 709                                         key = (EKEY_CODE)KeyMap[idx].Win32Key;\r
 710 \r
 711                                 // Make sure to only input special characters if something is in focus, as SDL_TEXTINPUT handles normal unicode already\r
 712                                 if (SDL_IsTextInputActive() && !keyIsKnownSpecial(key) && (SDL_event.key.keysym.mod & KMOD_CTRL) == 0)\r
 713                                         break;\r
 714 \r
 715 #ifdef _IRR_WINDOWS_API_\r
 716                                 // handle alt+f4 in Windows, because SDL seems not to\r
 717                                 if ( (SDL_event.key.keysym.mod & KMOD_LALT) && key == KEY_F4)\r
 718                                 {\r
 719                                         Close = true;\r
 720                                         break;\r
 721                                 }\r
 722 #endif\r
 723                                 irrevent.EventType = irr::EET_KEY_INPUT_EVENT;\r
 724                                 irrevent.KeyInput.Key = key;\r
 725                                 irrevent.KeyInput.PressedDown = (SDL_event.type == SDL_KEYDOWN);\r
 726                                 irrevent.KeyInput.Shift = (SDL_event.key.keysym.mod & KMOD_SHIFT) != 0;\r
 727                                 irrevent.KeyInput.Control = (SDL_event.key.keysym.mod & KMOD_CTRL ) != 0;\r
 728                                 irrevent.KeyInput.Char = findCharToPassToIrrlicht(mp.SDLKey, key);\r
 729                                 postEventFromUser(irrevent);\r
 730                         }\r
 731                         break;\r
 732 \r
 733                 case SDL_QUIT:\r
 734                         Close = true;\r
 735                         break;\r
 736 \r
 737                 case SDL_WINDOWEVENT:\r
 738                         switch (SDL_event.window.event)\r
 739                         {\r
 740                         case SDL_WINDOWEVENT_RESIZED:\r
 741                                 if ((SDL_event.window.data1 != (int)Width) || (SDL_event.window.data2 != (int)Height))\r
 742                                 {\r
 743                                         Width = SDL_event.window.data1;\r
 744                                         Height = SDL_event.window.data2;\r
 745                                         if (VideoDriver)\r
 746                                                 VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));\r
 747                                 }\r
 748                                 break;\r
 749                         }\r
 750 \r
 751                 case SDL_USEREVENT:\r
 752                         irrevent.EventType = irr::EET_USER_EVENT;\r
 753                         irrevent.UserEvent.UserData1 = reinterpret_cast<uintptr_t>(SDL_event.user.data1);\r
 754                         irrevent.UserEvent.UserData2 = reinterpret_cast<uintptr_t>(SDL_event.user.data2);\r
 755 \r
 756                         postEventFromUser(irrevent);\r
 757                         break;\r
 758 \r
 759                 default:\r
 760                         break;\r
 761                 } // end switch\r
 762         resetReceiveTextInputEvents();\r
 763         } // end while\r
 764 \r
 765 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 766         // TODO: Check if the multiple open/close calls are too expensive, then\r
 767         // open/close in the constructor/destructor instead\r
 768 \r
 769         // update joystick states manually\r
 770         SDL_JoystickUpdate();\r
 771         // we'll always send joystick input events...\r
 772         SEvent joyevent;\r
 773         joyevent.EventType = EET_JOYSTICK_INPUT_EVENT;\r
 774         for (u32 i=0; i<Joysticks.size(); ++i)\r
 775         {\r
 776                 SDL_Joystick* joystick = Joysticks[i];\r
 777                 if (joystick)\r
 778                 {\r
 779                         int j;\r
 780                         // query all buttons\r
 781                         const int numButtons = core::min_(SDL_JoystickNumButtons(joystick), 32);\r
 782                         joyevent.JoystickEvent.ButtonStates=0;\r
 783                         for (j=0; j<numButtons; ++j)\r
 784                                 joyevent.JoystickEvent.ButtonStates |= (SDL_JoystickGetButton(joystick, j)<<j);\r
 785 \r
 786                         // query all axes, already in correct range\r
 787                         const int numAxes = core::min_(SDL_JoystickNumAxes(joystick), (int)SEvent::SJoystickEvent::NUMBER_OF_AXES);\r
 788                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_X]=0;\r
 789                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_Y]=0;\r
 790                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_Z]=0;\r
 791                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_R]=0;\r
 792                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_U]=0;\r
 793                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_V]=0;\r
 794                         for (j=0; j<numAxes; ++j)\r
 795                                 joyevent.JoystickEvent.Axis[j] = SDL_JoystickGetAxis(joystick, j);\r
 796 \r
 797                         // we can only query one hat, SDL only supports 8 directions\r
 798                         if (SDL_JoystickNumHats(joystick)>0)\r
 799                         {\r
 800                                 switch (SDL_JoystickGetHat(joystick, 0))\r
 801                                 {\r
 802                                         case SDL_HAT_UP:\r
 803                                                 joyevent.JoystickEvent.POV=0;\r
 804                                                 break;\r
 805                                         case SDL_HAT_RIGHTUP:\r
 806                                                 joyevent.JoystickEvent.POV=4500;\r
 807                                                 break;\r
 808                                         case SDL_HAT_RIGHT:\r
 809                                                 joyevent.JoystickEvent.POV=9000;\r
 810                                                 break;\r
 811                                         case SDL_HAT_RIGHTDOWN:\r
 812                                                 joyevent.JoystickEvent.POV=13500;\r
 813                                                 break;\r
 814                                         case SDL_HAT_DOWN:\r
 815                                                 joyevent.JoystickEvent.POV=18000;\r
 816                                                 break;\r
 817                                         case SDL_HAT_LEFTDOWN:\r
 818                                                 joyevent.JoystickEvent.POV=22500;\r
 819                                                 break;\r
 820                                         case SDL_HAT_LEFT:\r
 821                                                 joyevent.JoystickEvent.POV=27000;\r
 822                                                 break;\r
 823                                         case SDL_HAT_LEFTUP:\r
 824                                                 joyevent.JoystickEvent.POV=31500;\r
 825                                                 break;\r
 826                                         case SDL_HAT_CENTERED:\r
 827                                         default:\r
 828                                                 joyevent.JoystickEvent.POV=65535;\r
 829                                                 break;\r
 830                                 }\r
 831                         }\r
 832                         else\r
 833                         {\r
 834                                 joyevent.JoystickEvent.POV=65535;\r
 835                         }\r
 836 \r
 837                         // we map the number directly\r
 838                         joyevent.JoystickEvent.Joystick=static_cast<u8>(i);\r
 839                         // now post the event\r
 840                         postEventFromUser(joyevent);\r
 841                         // and close the joystick\r
 842                 }\r
 843         }\r
 844 #endif\r
 845         return !Close;\r
 846 }\r
 847 \r
 848 //! Activate any joysticks, and generate events for them.\r
 849 bool CIrrDeviceSDL::activateJoysticks(core::array<SJoystickInfo> & joystickInfo)\r
 850 {\r
 851 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 852         joystickInfo.clear();\r
 853 \r
 854         // we can name up to 256 different joysticks\r
 855         const int numJoysticks = core::min_(SDL_NumJoysticks(), 256);\r
 856         Joysticks.reallocate(numJoysticks);\r
 857         joystickInfo.reallocate(numJoysticks);\r
 858 \r
 859         int joystick = 0;\r
 860         for (; joystick<numJoysticks; ++joystick)\r
 861         {\r
 862                 Joysticks.push_back( SDL_JoystickOpen(joystick));\r
 863                 SJoystickInfo info;\r
 864 \r
 865                 info.Joystick = joystick;\r
 866                 info.Axes = SDL_JoystickNumAxes(Joysticks[joystick]);\r
 867                 info.Buttons = SDL_JoystickNumButtons(Joysticks[joystick]);\r
 868                 info.Name = SDL_JoystickName(Joysticks[joystick]);\r
 869                 info.PovHat = (SDL_JoystickNumHats(Joysticks[joystick]) > 0)\r
 870                                                 ? SJoystickInfo::POV_HAT_PRESENT : SJoystickInfo::POV_HAT_ABSENT;\r
 871 \r
 872                 joystickInfo.push_back(info);\r
 873         }\r
 874 \r
 875         for(joystick = 0; joystick < (int)joystickInfo.size(); ++joystick)\r
 876         {\r
 877                 char logString[256];\r
 878                 snprintf_irr(logString, sizeof(logString), "Found joystick %d, %d axes, %d buttons '%s'",\r
 879                         joystick, joystickInfo[joystick].Axes,\r
 880                         joystickInfo[joystick].Buttons, joystickInfo[joystick].Name.c_str());\r
 881                 os::Printer::log(logString, ELL_INFORMATION);\r
 882         }\r
 883 \r
 884         return true;\r
 885 \r
 886 #endif // _IRR_COMPILE_WITH_JOYSTICK_EVENTS_\r
 887 \r
 888         return false;\r
 889 }\r
 890 \r
 891 void CIrrDeviceSDL::SwapWindow()\r
 892 {\r
 893         SDL_GL_SwapWindow(Window);\r
 894 }\r
 895 \r
 896 \r
 897 \r
 898 //! pause execution temporarily\r
 899 void CIrrDeviceSDL::yield()\r
 900 {\r
 901         SDL_Delay(0);\r
 902 }\r
 903 \r
 904 \r
 905 //! pause execution for a specified time\r
 906 void CIrrDeviceSDL::sleep(u32 timeMs, bool pauseTimer)\r
 907 {\r
 908         const bool wasStopped = Timer ? Timer->isStopped() : true;\r
 909         if (pauseTimer && !wasStopped)\r
 910                 Timer->stop();\r
 911 \r
 912         SDL_Delay(timeMs);\r
 913 \r
 914         if (pauseTimer && !wasStopped)\r
 915                 Timer->start();\r
 916 }\r
 917 \r
 918 \r
 919 //! sets the caption of the window\r
 920 void CIrrDeviceSDL::setWindowCaption(const wchar_t* text)\r
 921 {\r
 922         core::stringc textc;\r
 923         core::wStringToMultibyte(textc, text);\r
 924         SDL_SetWindowTitle(Window, textc.c_str());\r
 925 }\r
 926 \r
 927 \r
 928 //! notifies the device that it should close itself\r
 929 void CIrrDeviceSDL::closeDevice()\r
 930 {\r
 931         Close = true;\r
 932 }\r
 933 \r
 934 \r
 935 //! Sets if the window should be resizable in windowed mode.\r
 936 void CIrrDeviceSDL::setResizable(bool resize)\r
 937 {\r
 938 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 939         os::Printer::log("Resizable not available on the web." , ELL_WARNING);\r
 940         return;\r
 941 #else // !_IRR_EMSCRIPTEN_PLATFORM_\r
 942         if (resize != Resizable) {\r
 943                 if (resize)\r
 944                         SDL_Flags |= SDL_WINDOW_RESIZABLE;\r
 945                 else\r
 946                         SDL_Flags &= ~SDL_WINDOW_RESIZABLE;\r
 947 \r
 948                 if (Window) {\r
 949                         SDL_SetWindowResizable(Window, (SDL_bool)resize);\r
 950                 }\r
 951                 Resizable = resize;\r
 952         }\r
 953 #endif // !_IRR_EMSCRIPTEN_PLATFORM_\r
 954 }\r
 955 \r
 956 \r
 957 //! Minimizes window if possible\r
 958 void CIrrDeviceSDL::minimizeWindow()\r
 959 {\r
 960         if (Window)\r
 961                 SDL_MinimizeWindow(Window);\r
 962 }\r
 963 \r
 964 \r
 965 //! Maximize window\r
 966 void CIrrDeviceSDL::maximizeWindow()\r
 967 {\r
 968         if (Window)\r
 969                 SDL_MaximizeWindow(Window);\r
 970 }\r
 971 \r
 972 //! Get the position of this window on screen\r
 973 core::position2di CIrrDeviceSDL::getWindowPosition()\r
 974 {\r
 975     return core::position2di(-1, -1);\r
 976 }\r
 977 \r
 978 \r
 979 //! Restore original window size\r
 980 void CIrrDeviceSDL::restoreWindow()\r
 981 {\r
 982         if (Window)\r
 983                 SDL_RestoreWindow(Window);\r
 984 }\r
 985 \r
 986 bool CIrrDeviceSDL::isWindowMaximized() const\r
 987 {\r
 988         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_MAXIMIZED) != 0;\r
 989 }\r
 990 \r
 991 bool CIrrDeviceSDL::isFullscreen() const\r
 992 {\r
 993 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 994         return SDL_GetWindowFlags(0) == SDL_WINDOW_FULLSCREEN;\r
 995 #else\r
 996 \r
 997         return CIrrDeviceStub::isFullscreen();\r
 998 #endif\r
 999 }\r
1000 \r
1001 \r
1002 //! returns if window is active. if not, nothing need to be drawn\r
1003 bool CIrrDeviceSDL::isWindowActive() const\r
1004 {\r
1005 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
1006         // Hidden test only does something in some browsers (when tab in background or window is minimized)\r
1007         // In other browsers code automatically doesn't seem to be called anymore.\r
1008         EmscriptenVisibilityChangeEvent emVisibility;\r
1009         if ( emscripten_get_visibility_status(&emVisibility) == EMSCRIPTEN_RESULT_SUCCESS)\r
1010         {\r
1011                 if ( emVisibility.hidden )\r
1012                         return false;\r
1013         }\r
1014 #endif\r
1015         const u32 windowFlags = SDL_GetWindowFlags(Window);\r
1016         return windowFlags & SDL_WINDOW_SHOWN && windowFlags & SDL_WINDOW_INPUT_FOCUS;\r
1017 }\r
1018 \r
1019 \r
1020 //! returns if window has focus.\r
1021 bool CIrrDeviceSDL::isWindowFocused() const\r
1022 {\r
1023         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_INPUT_FOCUS) != 0;\r
1024 }\r
1025 \r
1026 \r
1027 //! returns if window is minimized.\r
1028 bool CIrrDeviceSDL::isWindowMinimized() const\r
1029 {\r
1030         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_MINIMIZED) != 0;\r
1031 }\r
1032 \r
1033 \r
1034 //! returns color format of the window.\r
1035 video::ECOLOR_FORMAT CIrrDeviceSDL::getColorFormat() const\r
1036 {\r
1037         if (Window)\r
1038         {\r
1039                 SDL_Surface *surface = SDL_GetWindowSurface(Window);\r
1040                 if (surface->format->BitsPerPixel == 16)\r
1041                 {\r
1042                         if (surface->format->Amask != 0)\r
1043                                 return video::ECF_A1R5G5B5;\r
1044                         else\r
1045                                 return video::ECF_R5G6B5;\r
1046                 }\r
1047                 else\r
1048                 {\r
1049                         if (surface->format->Amask != 0)\r
1050                                 return video::ECF_A8R8G8B8;\r
1051                         else\r
1052                                 return video::ECF_R8G8B8;\r
1053                 }\r
1054         }\r
1055         else\r
1056                 return CIrrDeviceStub::getColorFormat();\r
1057 }\r
1058 \r
1059 \r
1060 void CIrrDeviceSDL::createKeyMap()\r
1061 {\r
1062         // I don't know if this is the best method  to create\r
1063         // the lookuptable, but I'll leave it like that until\r
1064         // I find a better version.\r
1065 \r
1066         KeyMap.reallocate(105);\r
1067 \r
1068         // buttons missing\r
1069 \r
1070         KeyMap.push_back(SKeyMap(SDLK_BACKSPACE, KEY_BACK));\r
1071         KeyMap.push_back(SKeyMap(SDLK_TAB, KEY_TAB));\r
1072         KeyMap.push_back(SKeyMap(SDLK_CLEAR, KEY_CLEAR));\r
1073         KeyMap.push_back(SKeyMap(SDLK_RETURN, KEY_RETURN));\r
1074 \r
1075         // combined modifiers missing\r
1076 \r
1077         KeyMap.push_back(SKeyMap(SDLK_PAUSE, KEY_PAUSE));\r
1078         KeyMap.push_back(SKeyMap(SDLK_CAPSLOCK, KEY_CAPITAL));\r
1079 \r
1080         // asian letter keys missing\r
1081 \r
1082         KeyMap.push_back(SKeyMap(SDLK_ESCAPE, KEY_ESCAPE));\r
1083 \r
1084         // asian letter keys missing\r
1085 \r
1086         KeyMap.push_back(SKeyMap(SDLK_SPACE, KEY_SPACE));\r
1087         KeyMap.push_back(SKeyMap(SDLK_PAGEUP, KEY_PRIOR));\r
1088         KeyMap.push_back(SKeyMap(SDLK_PAGEDOWN, KEY_NEXT));\r
1089         KeyMap.push_back(SKeyMap(SDLK_END, KEY_END));\r
1090         KeyMap.push_back(SKeyMap(SDLK_HOME, KEY_HOME));\r
1091         KeyMap.push_back(SKeyMap(SDLK_LEFT, KEY_LEFT));\r
1092         KeyMap.push_back(SKeyMap(SDLK_UP, KEY_UP));\r
1093         KeyMap.push_back(SKeyMap(SDLK_RIGHT, KEY_RIGHT));\r
1094         KeyMap.push_back(SKeyMap(SDLK_DOWN, KEY_DOWN));\r
1095 \r
1096         // select missing\r
1097         KeyMap.push_back(SKeyMap(SDLK_PRINTSCREEN, KEY_PRINT));\r
1098         // execute missing\r
1099         KeyMap.push_back(SKeyMap(SDLK_PRINTSCREEN, KEY_SNAPSHOT));\r
1100 \r
1101         KeyMap.push_back(SKeyMap(SDLK_INSERT, KEY_INSERT));\r
1102         KeyMap.push_back(SKeyMap(SDLK_DELETE, KEY_DELETE));\r
1103         KeyMap.push_back(SKeyMap(SDLK_HELP, KEY_HELP));\r
1104 \r
1105         KeyMap.push_back(SKeyMap(SDLK_0, KEY_KEY_0));\r
1106         KeyMap.push_back(SKeyMap(SDLK_1, KEY_KEY_1));\r
1107         KeyMap.push_back(SKeyMap(SDLK_2, KEY_KEY_2));\r
1108         KeyMap.push_back(SKeyMap(SDLK_3, KEY_KEY_3));\r
1109         KeyMap.push_back(SKeyMap(SDLK_4, KEY_KEY_4));\r
1110         KeyMap.push_back(SKeyMap(SDLK_5, KEY_KEY_5));\r
1111         KeyMap.push_back(SKeyMap(SDLK_6, KEY_KEY_6));\r
1112         KeyMap.push_back(SKeyMap(SDLK_7, KEY_KEY_7));\r
1113         KeyMap.push_back(SKeyMap(SDLK_8, KEY_KEY_8));\r
1114         KeyMap.push_back(SKeyMap(SDLK_9, KEY_KEY_9));\r
1115 \r
1116         KeyMap.push_back(SKeyMap(SDLK_a, KEY_KEY_A));\r
1117         KeyMap.push_back(SKeyMap(SDLK_b, KEY_KEY_B));\r
1118         KeyMap.push_back(SKeyMap(SDLK_c, KEY_KEY_C));\r
1119         KeyMap.push_back(SKeyMap(SDLK_d, KEY_KEY_D));\r
1120         KeyMap.push_back(SKeyMap(SDLK_e, KEY_KEY_E));\r
1121         KeyMap.push_back(SKeyMap(SDLK_f, KEY_KEY_F));\r
1122         KeyMap.push_back(SKeyMap(SDLK_g, KEY_KEY_G));\r
1123         KeyMap.push_back(SKeyMap(SDLK_h, KEY_KEY_H));\r
1124         KeyMap.push_back(SKeyMap(SDLK_i, KEY_KEY_I));\r
1125         KeyMap.push_back(SKeyMap(SDLK_j, KEY_KEY_J));\r
1126         KeyMap.push_back(SKeyMap(SDLK_k, KEY_KEY_K));\r
1127         KeyMap.push_back(SKeyMap(SDLK_l, KEY_KEY_L));\r
1128         KeyMap.push_back(SKeyMap(SDLK_m, KEY_KEY_M));\r
1129         KeyMap.push_back(SKeyMap(SDLK_n, KEY_KEY_N));\r
1130         KeyMap.push_back(SKeyMap(SDLK_o, KEY_KEY_O));\r
1131         KeyMap.push_back(SKeyMap(SDLK_p, KEY_KEY_P));\r
1132         KeyMap.push_back(SKeyMap(SDLK_q, KEY_KEY_Q));\r
1133         KeyMap.push_back(SKeyMap(SDLK_r, KEY_KEY_R));\r
1134         KeyMap.push_back(SKeyMap(SDLK_s, KEY_KEY_S));\r
1135         KeyMap.push_back(SKeyMap(SDLK_t, KEY_KEY_T));\r
1136         KeyMap.push_back(SKeyMap(SDLK_u, KEY_KEY_U));\r
1137         KeyMap.push_back(SKeyMap(SDLK_v, KEY_KEY_V));\r
1138         KeyMap.push_back(SKeyMap(SDLK_w, KEY_KEY_W));\r
1139         KeyMap.push_back(SKeyMap(SDLK_x, KEY_KEY_X));\r
1140         KeyMap.push_back(SKeyMap(SDLK_y, KEY_KEY_Y));\r
1141         KeyMap.push_back(SKeyMap(SDLK_z, KEY_KEY_Z));\r
1142 \r
1143         KeyMap.push_back(SKeyMap(SDLK_LGUI, KEY_LWIN));\r
1144         KeyMap.push_back(SKeyMap(SDLK_RGUI, KEY_RWIN));\r
1145         // apps missing\r
1146         KeyMap.push_back(SKeyMap(SDLK_POWER, KEY_SLEEP)); //??\r
1147 \r
1148         KeyMap.push_back(SKeyMap(SDLK_KP_0, KEY_NUMPAD0));\r
1149         KeyMap.push_back(SKeyMap(SDLK_KP_1, KEY_NUMPAD1));\r
1150         KeyMap.push_back(SKeyMap(SDLK_KP_2, KEY_NUMPAD2));\r
1151         KeyMap.push_back(SKeyMap(SDLK_KP_3, KEY_NUMPAD3));\r
1152         KeyMap.push_back(SKeyMap(SDLK_KP_4, KEY_NUMPAD4));\r
1153         KeyMap.push_back(SKeyMap(SDLK_KP_5, KEY_NUMPAD5));\r
1154         KeyMap.push_back(SKeyMap(SDLK_KP_6, KEY_NUMPAD6));\r
1155         KeyMap.push_back(SKeyMap(SDLK_KP_7, KEY_NUMPAD7));\r
1156         KeyMap.push_back(SKeyMap(SDLK_KP_8, KEY_NUMPAD8));\r
1157         KeyMap.push_back(SKeyMap(SDLK_KP_9, KEY_NUMPAD9));\r
1158         KeyMap.push_back(SKeyMap(SDLK_KP_MULTIPLY, KEY_MULTIPLY));\r
1159         KeyMap.push_back(SKeyMap(SDLK_KP_PLUS, KEY_ADD));\r
1160 //      KeyMap.push_back(SKeyMap(SDLK_KP_, KEY_SEPARATOR));\r
1161         KeyMap.push_back(SKeyMap(SDLK_KP_MINUS, KEY_SUBTRACT));\r
1162         KeyMap.push_back(SKeyMap(SDLK_KP_PERIOD, KEY_DECIMAL));\r
1163         KeyMap.push_back(SKeyMap(SDLK_KP_DIVIDE, KEY_DIVIDE));\r
1164 \r
1165         KeyMap.push_back(SKeyMap(SDLK_F1,  KEY_F1));\r
1166         KeyMap.push_back(SKeyMap(SDLK_F2,  KEY_F2));\r
1167         KeyMap.push_back(SKeyMap(SDLK_F3,  KEY_F3));\r
1168         KeyMap.push_back(SKeyMap(SDLK_F4,  KEY_F4));\r
1169         KeyMap.push_back(SKeyMap(SDLK_F5,  KEY_F5));\r
1170         KeyMap.push_back(SKeyMap(SDLK_F6,  KEY_F6));\r
1171         KeyMap.push_back(SKeyMap(SDLK_F7,  KEY_F7));\r
1172         KeyMap.push_back(SKeyMap(SDLK_F8,  KEY_F8));\r
1173         KeyMap.push_back(SKeyMap(SDLK_F9,  KEY_F9));\r
1174         KeyMap.push_back(SKeyMap(SDLK_F10, KEY_F10));\r
1175         KeyMap.push_back(SKeyMap(SDLK_F11, KEY_F11));\r
1176         KeyMap.push_back(SKeyMap(SDLK_F12, KEY_F12));\r
1177         KeyMap.push_back(SKeyMap(SDLK_F13, KEY_F13));\r
1178         KeyMap.push_back(SKeyMap(SDLK_F14, KEY_F14));\r
1179         KeyMap.push_back(SKeyMap(SDLK_F15, KEY_F15));\r
1180         // no higher F-keys\r
1181 \r
1182         KeyMap.push_back(SKeyMap(SDLK_NUMLOCKCLEAR, KEY_NUMLOCK));\r
1183         KeyMap.push_back(SKeyMap(SDLK_SCROLLLOCK, KEY_SCROLL));\r
1184         KeyMap.push_back(SKeyMap(SDLK_LSHIFT, KEY_LSHIFT));\r
1185         KeyMap.push_back(SKeyMap(SDLK_RSHIFT, KEY_RSHIFT));\r
1186         KeyMap.push_back(SKeyMap(SDLK_LCTRL,  KEY_LCONTROL));\r
1187         KeyMap.push_back(SKeyMap(SDLK_RCTRL,  KEY_RCONTROL));\r
1188         KeyMap.push_back(SKeyMap(SDLK_LALT,  KEY_LMENU));\r
1189         KeyMap.push_back(SKeyMap(SDLK_RALT,  KEY_RMENU));\r
1190 \r
1191         KeyMap.push_back(SKeyMap(SDLK_PLUS,   KEY_PLUS));\r
1192         KeyMap.push_back(SKeyMap(SDLK_COMMA,  KEY_COMMA));\r
1193         KeyMap.push_back(SKeyMap(SDLK_MINUS,  KEY_MINUS));\r
1194         KeyMap.push_back(SKeyMap(SDLK_PERIOD, KEY_PERIOD));\r
1195 \r
1196         // some special keys missing\r
1197 \r
1198         KeyMap.sort();\r
1199 }\r
1200 \r
1201 void CIrrDeviceSDL::CCursorControl::initCursors()\r
1202 {\r
1203         Cursors.reserve(gui::ECI_COUNT);\r
1204 \r
1205         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW));     // ECI_NORMAL\r
1206         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR)); // ECI_CROSS\r
1207         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND));      // ECI_HAND\r
1208         Cursors.emplace_back(nullptr);                                             // ECI_HELP\r
1209         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM));     // ECI_IBEAM\r
1210         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_NO));        // ECI_NO\r
1211         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT));      // ECI_WAIT\r
1212         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL));   // ECI_SIZEALL\r
1213         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW));  // ECI_SIZENESW\r
1214         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE));  // ECI_SIZENWSE\r
1215         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS));    // ECI_SIZENS\r
1216         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE));    // ECI_SIZEWE\r
1217         Cursors.emplace_back(nullptr);                                             // ECI_UP\r
1218 }\r
1219 \r
1220 } // end namespace irr\r
1221 \r
1222 #endif // _IRR_COMPILE_WITH_SDL_DEVICE_\r
1223 \r