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 \r
  51                 #ifdef ENABLE_OPENGL3\r
  52                 IVideoDriver* createOpenGL3Driver(const SIrrlichtCreationParameters& params, io::IFileSystem* io, IContextManager* contextManager);\r
  53                 #endif\r
  54         } // end namespace video\r
  55 \r
  56 } // end namespace irr\r
  57 \r
  58 \r
  59 namespace irr\r
  60 {\r
  61 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
  62 EM_BOOL CIrrDeviceSDL::MouseUpDownCallback(int eventType, const EmscriptenMouseEvent * event, void* userData)\r
  63 {\r
  64         // We need this callback so far only because otherwise "emscripten_request_pointerlock" calls will\r
  65         // fail as their request are infinitely deferred.\r
  66         // Not exactly certain why, maybe SDL does catch those mouse-events otherwise and not pass them on.\r
  67         return EM_FALSE;\r
  68 }\r
  69 \r
  70 EM_BOOL CIrrDeviceSDL::MouseEnterCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)\r
  71 {\r
  72         CIrrDeviceSDL * This = static_cast<CIrrDeviceSDL*>(userData);\r
  73 \r
  74         SEvent irrevent;\r
  75 \r
  76         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
  77         irrevent.MouseInput.Event = irr::EMIE_MOUSE_ENTER_CANVAS;\r
  78         This->MouseX = irrevent.MouseInput.X = mouseEvent->canvasX;\r
  79         This->MouseY = irrevent.MouseInput.Y = mouseEvent->canvasY;\r
  80         This->MouseXRel = mouseEvent->movementX; // should be 0 I guess? Or can it enter while pointer is locked()?\r
  81         This->MouseYRel = mouseEvent->movementY;\r
  82         irrevent.MouseInput.ButtonStates = This->MouseButtonStates;     // TODO: not correct, but couldn't figure out the bitset of mouseEvent->buttons yet.\r
  83         irrevent.MouseInput.Shift = mouseEvent->shiftKey;\r
  84         irrevent.MouseInput.Control = mouseEvent->ctrlKey;\r
  85 \r
  86         This->postEventFromUser(irrevent);\r
  87 \r
  88         return EM_FALSE;\r
  89 }\r
  90 \r
  91 EM_BOOL CIrrDeviceSDL::MouseLeaveCallback(int eventType, const EmscriptenMouseEvent *mouseEvent, void *userData)\r
  92 {\r
  93         CIrrDeviceSDL * This = static_cast<CIrrDeviceSDL*>(userData);\r
  94 \r
  95         SEvent irrevent;\r
  96 \r
  97         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
  98         irrevent.MouseInput.Event = irr::EMIE_MOUSE_LEAVE_CANVAS;\r
  99         This->MouseX = irrevent.MouseInput.X = mouseEvent->canvasX;\r
 100         This->MouseY = irrevent.MouseInput.Y = mouseEvent->canvasY;\r
 101         This->MouseXRel = mouseEvent->movementX; // should be 0 I guess? Or can it enter while pointer is locked()?\r
 102         This->MouseYRel = mouseEvent->movementY;\r
 103         irrevent.MouseInput.ButtonStates = This->MouseButtonStates;     // TODO: not correct, but couldn't figure out the bitset of mouseEvent->buttons yet.\r
 104         irrevent.MouseInput.Shift = mouseEvent->shiftKey;\r
 105         irrevent.MouseInput.Control = mouseEvent->ctrlKey;\r
 106 \r
 107         This->postEventFromUser(irrevent);\r
 108 \r
 109         return EM_FALSE;\r
 110 }\r
 111 #endif\r
 112 \r
 113 \r
 114 bool CIrrDeviceSDL::keyIsKnownSpecial(EKEY_CODE key)\r
 115 {\r
 116         switch ( key )\r
 117         {\r
 118                 // keys which are known to have safe special character interpretation\r
 119                 // could need changes over time (removals and additions!)\r
 120                 case KEY_RETURN:\r
 121                 case KEY_PAUSE:\r
 122                 case KEY_ESCAPE:\r
 123                 case KEY_PRIOR:\r
 124                 case KEY_NEXT:\r
 125                 case KEY_HOME:\r
 126                 case KEY_END:\r
 127                 case KEY_LEFT:\r
 128                 case KEY_UP:\r
 129                 case KEY_RIGHT:\r
 130                 case KEY_DOWN:\r
 131                 case KEY_TAB:\r
 132                 case KEY_PRINT:\r
 133                 case KEY_SNAPSHOT:\r
 134                 case KEY_INSERT:\r
 135                 case KEY_BACK:\r
 136                 case KEY_DELETE:\r
 137                 case KEY_HELP:\r
 138                 case KEY_APPS:\r
 139                 case KEY_SLEEP:\r
 140                 case KEY_F1:\r
 141                 case KEY_F2:\r
 142                 case KEY_F3:\r
 143                 case KEY_F4:\r
 144                 case KEY_F5:\r
 145                 case KEY_F6:\r
 146                 case KEY_F7:\r
 147                 case KEY_F8:\r
 148                 case KEY_F9:\r
 149                 case KEY_F10:\r
 150                 case KEY_F11:\r
 151                 case KEY_F12:\r
 152                 case KEY_F13:\r
 153                 case KEY_F14:\r
 154                 case KEY_F15:\r
 155                 case KEY_F16:\r
 156                 case KEY_F17:\r
 157                 case KEY_F18:\r
 158                 case KEY_F19:\r
 159                 case KEY_F20:\r
 160                 case KEY_F21:\r
 161                 case KEY_F22:\r
 162                 case KEY_F23:\r
 163                 case KEY_F24:\r
 164                 case KEY_NUMLOCK:\r
 165                 case KEY_SCROLL:\r
 166                 case KEY_LCONTROL:\r
 167                 case KEY_RCONTROL:\r
 168                         return true;\r
 169 \r
 170                 default:\r
 171                         return false;\r
 172         }\r
 173 }\r
 174 \r
 175 int CIrrDeviceSDL::findCharToPassToIrrlicht(int assumedChar, EKEY_CODE key) {\r
 176         // SDL in-place ORs values with no character representation with 1<<30\r
 177         // https://wiki.libsdl.org/SDL2/SDLKeycodeLookup\r
 178         if (assumedChar & (1<<30))\r
 179                 return 0;\r
 180 \r
 181         switch (key) {\r
 182                 case KEY_PRIOR:\r
 183                 case KEY_NEXT:\r
 184                 case KEY_HOME:\r
 185                 case KEY_END:\r
 186                 case KEY_LEFT:\r
 187                 case KEY_UP:\r
 188                 case KEY_RIGHT:\r
 189                 case KEY_DOWN:\r
 190                 case KEY_NUMLOCK:\r
 191                         return 0;\r
 192                 default:\r
 193                         return assumedChar;\r
 194         }\r
 195 }\r
 196 \r
 197 void CIrrDeviceSDL::resetReceiveTextInputEvents() {\r
 198         gui::IGUIElement *elem = GUIEnvironment->getFocus();\r
 199         if (elem && elem->acceptsIME())\r
 200                 SDL_StartTextInput();\r
 201         else\r
 202                 SDL_StopTextInput();\r
 203 }\r
 204 \r
 205 //! constructor\r
 206 CIrrDeviceSDL::CIrrDeviceSDL(const SIrrlichtCreationParameters& param)\r
 207         : CIrrDeviceStub(param),\r
 208         Window((SDL_Window*)param.WindowId), SDL_Flags(0),\r
 209         MouseX(0), MouseY(0), MouseXRel(0), MouseYRel(0), MouseButtonStates(0),\r
 210         Width(param.WindowSize.Width), Height(param.WindowSize.Height),\r
 211         Resizable(param.WindowResizable == 1 ? true : false)\r
 212 {\r
 213         #ifdef _DEBUG\r
 214         setDebugName("CIrrDeviceSDL");\r
 215         #endif\r
 216 \r
 217         if ( ++SDLDeviceInstances == 1 )\r
 218         {\r
 219                 u32 flags = SDL_INIT_TIMER | SDL_INIT_EVENTS;\r
 220                 if (CreationParams.DriverType != video::EDT_NULL)\r
 221                         flags |= SDL_INIT_VIDEO;\r
 222 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 223                 flags |= SDL_INIT_JOYSTICK;\r
 224 #endif\r
 225                 if (SDL_Init(flags) < 0)\r
 226                 {\r
 227                         os::Printer::log( "Unable to initialize SDL!", SDL_GetError());\r
 228                         Close = true;\r
 229                 }\r
 230                 else\r
 231                 {\r
 232                         os::Printer::log("SDL initialized", ELL_INFORMATION);\r
 233                 }\r
 234         }\r
 235 \r
 236         // create keymap\r
 237         createKeyMap();\r
 238 \r
 239         if (CreationParams.Fullscreen) {\r
 240                 SDL_Flags |= SDL_WINDOW_FULLSCREEN;\r
 241         } else  {\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                 SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);\r
 394                 SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 2);\r
 395                 SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_COMPATIBILITY);\r
 396                 SDL_GL_SetAttribute(SDL_GL_CONTEXT_FLAGS, SDL_GL_CONTEXT_DEBUG_FLAG | SDL_GL_CONTEXT_ROBUST_ACCESS_FLAG);\r
 397                 if (CreationParams.Bits == 16) {\r
 398                         SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 4);\r
 399                         SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 4);\r
 400                         SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 4);\r
 401                         SDL_GL_SetAttribute(\r
 402                                         SDL_GL_ALPHA_SIZE, CreationParams.WithAlphaChannel ? 1 : 0);\r
 403                 } else {\r
 404                         SDL_GL_SetAttribute(SDL_GL_RED_SIZE, 8);\r
 405                         SDL_GL_SetAttribute(SDL_GL_GREEN_SIZE, 8);\r
 406                         SDL_GL_SetAttribute(SDL_GL_BLUE_SIZE, 8);\r
 407                         SDL_GL_SetAttribute(\r
 408                                         SDL_GL_ALPHA_SIZE, CreationParams.WithAlphaChannel ? 8 : 0);\r
 409                 }\r
 410                 SDL_GL_SetAttribute(SDL_GL_DEPTH_SIZE, CreationParams.ZBufferBits);\r
 411                 if (CreationParams.Doublebuffer)\r
 412                         SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);\r
 413                 SDL_GL_SetAttribute(SDL_GL_STENCIL_SIZE, CreationParams.Stencilbuffer ? 8 : 0);\r
 414                 if (CreationParams.Stereobuffer)\r
 415                         SDL_GL_SetAttribute(SDL_GL_STEREO, 1);\r
 416                 if (CreationParams.AntiAlias > 1) {\r
 417                         SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 1);\r
 418                         SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, CreationParams.AntiAlias);\r
 419                 }\r
 420                 if (!Window)\r
 421                         Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 422                 if (!Window && CreationParams.AntiAlias > 1) {\r
 423                         while (--CreationParams.AntiAlias > 1) {\r
 424                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, CreationParams.AntiAlias);\r
 425                                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 426                                 if (Window)\r
 427                                         break;\r
 428                         }\r
 429                         if (!Window) {\r
 430                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLEBUFFERS, 0);\r
 431                                 SDL_GL_SetAttribute(SDL_GL_MULTISAMPLESAMPLES, 0);\r
 432                                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 433                                 if (Window)\r
 434                                         os::Printer::log("AntiAliasing disabled due to lack of support!");\r
 435                         }\r
 436                 }\r
 437 \r
 438                 if (Window)\r
 439                 {\r
 440                         Context = SDL_GL_CreateContext(Window);\r
 441                 }\r
 442         } else if (!Window)\r
 443                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 444 \r
 445         if ( !Window && CreationParams.Doublebuffer)\r
 446         {\r
 447                 // Try single buffer\r
 448                 if (CreationParams.DriverType == video::EDT_OPENGL)\r
 449                         SDL_GL_SetAttribute(SDL_GL_DOUBLEBUFFER, 1);\r
 450                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 451         }\r
 452         if ( !Window )\r
 453         {\r
 454                 os::Printer::log( "Could not initialize display!" );\r
 455                 return false;\r
 456         }\r
 457 \r
 458         return true;\r
 459 #endif // !_IRR_EMSCRIPTEN_PLATFORM_\r
 460 }\r
 461 \r
 462 \r
 463 //! create the driver\r
 464 void CIrrDeviceSDL::createDriver()\r
 465 {\r
 466         switch(CreationParams.DriverType)\r
 467         {\r
 468         case video::EDT_OPENGL:\r
 469                 #ifdef _IRR_COMPILE_WITH_OPENGL_\r
 470                 ContextManager = new video::CSDLManager(this);\r
 471                 VideoDriver = video::createOpenGL3Driver(CreationParams, FileSystem, ContextManager);\r
 472                 #else\r
 473                 os::Printer::log("No OpenGL support compiled in.", ELL_ERROR);\r
 474                 #endif\r
 475                 break;\r
 476 \r
 477         case video::EDT_OGLES2:\r
 478 #if defined(_IRR_COMPILE_WITH_OGLES2_) && defined(_IRR_EMSCRIPTEN_PLATFORM_)\r
 479                 {\r
 480                         video::SExposedVideoData data;\r
 481 \r
 482                         ContextManager = new video::CEGLManager();\r
 483                         ContextManager->initialize(CreationParams, data);\r
 484 \r
 485                         VideoDriver = video::createOGLES2Driver(CreationParams, FileSystem, ContextManager);\r
 486                 }\r
 487 #else\r
 488                 os::Printer::log("No OpenGL-ES2 support compiled in.", ELL_ERROR);\r
 489 #endif\r
 490                 break;\r
 491 \r
 492         case video::EDT_WEBGL1:\r
 493 #if defined(_IRR_COMPILE_WITH_WEBGL1_) && defined(_IRR_EMSCRIPTEN_PLATFORM_)\r
 494                 {\r
 495                         video::SExposedVideoData data;\r
 496 \r
 497                         ContextManager = new video::CEGLManager();\r
 498                         ContextManager->initialize(CreationParams, data);\r
 499 \r
 500                         VideoDriver = video::createWebGL1Driver(CreationParams, FileSystem, ContextManager);\r
 501                 }\r
 502 #else\r
 503                 os::Printer::log("No WebGL1 support compiled in.", ELL_ERROR);\r
 504 #endif\r
 505                 break;\r
 506 \r
 507         case video::EDT_NULL:\r
 508                 VideoDriver = video::createNullDriver(FileSystem, CreationParams.WindowSize);\r
 509                 break;\r
 510 \r
 511         default:\r
 512                 os::Printer::log("Unable to create video driver of unknown type.", ELL_ERROR);\r
 513                 break;\r
 514         }\r
 515 \r
 516         // In case we got the size from the canvas\r
 517         if ( VideoDriver && CreationParams.WindowSize.Width == 0 && CreationParams.WindowSize.Height == 0 && Width > 0 && Height > 0 )\r
 518         {\r
 519 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 520                 SDL_CreateWindowAndRenderer(Width, Height, SDL_Flags, &Window, &Renderer);\r
 521 #else //_IRR_EMSCRIPTEN_PLATFORM_\r
 522                 Window = SDL_CreateWindow("", SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED, Width, Height, SDL_Flags);\r
 523 #endif //_IRR_EMSCRIPTEN_PLATFOR\r
 524                 VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));\r
 525         }\r
 526 }\r
 527 \r
 528 \r
 529 //! runs the device. Returns false if device wants to be deleted\r
 530 bool CIrrDeviceSDL::run()\r
 531 {\r
 532         os::Timer::tick();\r
 533 \r
 534         SEvent irrevent;\r
 535         SDL_Event SDL_event;\r
 536 \r
 537         while ( !Close && SDL_PollEvent( &SDL_event ) )\r
 538         {\r
 539                 // os::Printer::log("event: ", core::stringc((int)SDL_event.type).c_str(),   ELL_INFORMATION);  // just for debugging\r
 540 \r
 541                 switch ( SDL_event.type )\r
 542                 {\r
 543                 case SDL_MOUSEMOTION: {\r
 544                         SDL_Keymod keymod = SDL_GetModState();\r
 545 \r
 546                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 547                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;\r
 548                         MouseX = irrevent.MouseInput.X = SDL_event.motion.x;\r
 549                         MouseY = irrevent.MouseInput.Y = SDL_event.motion.y;\r
 550                         MouseXRel = SDL_event.motion.xrel;\r
 551                         MouseYRel = SDL_event.motion.yrel;\r
 552                         irrevent.MouseInput.ButtonStates = MouseButtonStates;\r
 553                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 554                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 555 \r
 556                         postEventFromUser(irrevent);\r
 557                         break;\r
 558                 }\r
 559                 case SDL_MOUSEWHEEL: {\r
 560                         SDL_Keymod keymod = SDL_GetModState();\r
 561 \r
 562                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 563                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_WHEEL;\r
 564                         irrevent.MouseInput.Wheel = static_cast<float>(SDL_event.wheel.y);\r
 565                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 566                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 567                         irrevent.MouseInput.X = MouseX;\r
 568                         irrevent.MouseInput.Y = MouseY;\r
 569 \r
 570                         postEventFromUser(irrevent);\r
 571                         break;\r
 572                 }\r
 573                 case SDL_MOUSEBUTTONDOWN:\r
 574                 case SDL_MOUSEBUTTONUP: {\r
 575                         SDL_Keymod keymod = SDL_GetModState();\r
 576 \r
 577                         irrevent.EventType = irr::EET_MOUSE_INPUT_EVENT;\r
 578                         irrevent.MouseInput.X = SDL_event.button.x;\r
 579                         irrevent.MouseInput.Y = SDL_event.button.y;\r
 580                         irrevent.MouseInput.Shift = (keymod & KMOD_SHIFT) != 0;\r
 581                         irrevent.MouseInput.Control = (keymod & KMOD_CTRL) != 0;\r
 582 \r
 583                         irrevent.MouseInput.Event = irr::EMIE_MOUSE_MOVED;\r
 584 \r
 585 \r
 586 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 587                         // Handle mouselocking in emscripten in Windowed mode.\r
 588                         // In fullscreen SDL will handle it.\r
 589                         // The behavior we want windowed is - when the canvas was clicked then\r
 590                         // we will lock the mouse-pointer if it should be invisible.\r
 591                         // For security reasons this will be delayed until the next mouse-up event.\r
 592                         // We do not pass on this event as we don't want the activation click to do anything.\r
 593                         if ( SDL_event.type == SDL_MOUSEBUTTONDOWN && !isFullscreen() )\r
 594                         {\r
 595                                 EmscriptenPointerlockChangeEvent pointerlockStatus; // let's hope that test is not expensive ...\r
 596                                 if ( emscripten_get_pointerlock_status(&pointerlockStatus) == EMSCRIPTEN_RESULT_SUCCESS )\r
 597                                 {\r
 598                                         if ( CursorControl->isVisible() && pointerlockStatus.isActive )\r
 599                                         {\r
 600                                                 emscripten_exit_pointerlock();\r
 601                                                 return !Close;\r
 602                                         }\r
 603                                         else if ( !CursorControl->isVisible() && !pointerlockStatus.isActive )\r
 604                                         {\r
 605                                                 emscripten_request_pointerlock(0, true);\r
 606                                                 return !Close;\r
 607                                         }\r
 608                                 }\r
 609                         }\r
 610 #endif\r
 611 \r
 612                         switch(SDL_event.button.button)\r
 613                         {\r
 614                         case SDL_BUTTON_LEFT:\r
 615                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 616                                 {\r
 617                                         irrevent.MouseInput.Event = irr::EMIE_LMOUSE_PRESSED_DOWN;\r
 618                                         MouseButtonStates |= irr::EMBSM_LEFT;\r
 619                                 }\r
 620                                 else\r
 621                                 {\r
 622                                         irrevent.MouseInput.Event = irr::EMIE_LMOUSE_LEFT_UP;\r
 623                                         MouseButtonStates &= ~irr::EMBSM_LEFT;\r
 624                                 }\r
 625                                 break;\r
 626 \r
 627                         case SDL_BUTTON_RIGHT:\r
 628                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 629                                 {\r
 630                                         irrevent.MouseInput.Event = irr::EMIE_RMOUSE_PRESSED_DOWN;\r
 631                                         MouseButtonStates |= irr::EMBSM_RIGHT;\r
 632                                 }\r
 633                                 else\r
 634                                 {\r
 635                                         irrevent.MouseInput.Event = irr::EMIE_RMOUSE_LEFT_UP;\r
 636                                         MouseButtonStates &= ~irr::EMBSM_RIGHT;\r
 637                                 }\r
 638                                 break;\r
 639 \r
 640                         case SDL_BUTTON_MIDDLE:\r
 641                                 if (SDL_event.type == SDL_MOUSEBUTTONDOWN)\r
 642                                 {\r
 643                                         irrevent.MouseInput.Event = irr::EMIE_MMOUSE_PRESSED_DOWN;\r
 644                                         MouseButtonStates |= irr::EMBSM_MIDDLE;\r
 645                                 }\r
 646                                 else\r
 647                                 {\r
 648                                         irrevent.MouseInput.Event = irr::EMIE_MMOUSE_LEFT_UP;\r
 649                                         MouseButtonStates &= ~irr::EMBSM_MIDDLE;\r
 650                                 }\r
 651                                 break;\r
 652                         }\r
 653 \r
 654                         irrevent.MouseInput.ButtonStates = MouseButtonStates;\r
 655 \r
 656                         if (irrevent.MouseInput.Event != irr::EMIE_MOUSE_MOVED)\r
 657                         {\r
 658                                 postEventFromUser(irrevent);\r
 659 \r
 660                                 if ( irrevent.MouseInput.Event >= EMIE_LMOUSE_PRESSED_DOWN && irrevent.MouseInput.Event <= EMIE_MMOUSE_PRESSED_DOWN )\r
 661                                 {\r
 662                                         u32 clicks = checkSuccessiveClicks(irrevent.MouseInput.X, irrevent.MouseInput.Y, irrevent.MouseInput.Event);\r
 663                                         if ( clicks == 2 )\r
 664                                         {\r
 665                                                 irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_DOUBLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);\r
 666                                                 postEventFromUser(irrevent);\r
 667                                         }\r
 668                                         else if ( clicks == 3 )\r
 669                                         {\r
 670                                                 irrevent.MouseInput.Event = (EMOUSE_INPUT_EVENT)(EMIE_LMOUSE_TRIPLE_CLICK + irrevent.MouseInput.Event-EMIE_LMOUSE_PRESSED_DOWN);\r
 671                                                 postEventFromUser(irrevent);\r
 672                                         }\r
 673                                 }\r
 674                         }\r
 675                         break;\r
 676                 }\r
 677 \r
 678                 case SDL_TEXTINPUT:\r
 679                         {\r
 680                                 irrevent.EventType = irr::EET_STRING_INPUT_EVENT;\r
 681                                 irrevent.StringInput.Str = new core::stringw();\r
 682                                 irr::core::multibyteToWString(*irrevent.StringInput.Str, SDL_event.text.text);\r
 683                                 postEventFromUser(irrevent);\r
 684                                 delete irrevent.StringInput.Str;\r
 685                                 irrevent.StringInput.Str = NULL;\r
 686                         }\r
 687                         break;\r
 688 \r
 689                 case SDL_KEYDOWN:\r
 690                 case SDL_KEYUP:\r
 691                         {\r
 692                                 SKeyMap mp;\r
 693                                 mp.SDLKey = SDL_event.key.keysym.sym;\r
 694                                 s32 idx = KeyMap.binary_search(mp);\r
 695 \r
 696                                 EKEY_CODE key;\r
 697                                 if (idx == -1)\r
 698                                         key = (EKEY_CODE)0;\r
 699                                 else\r
 700                                         key = (EKEY_CODE)KeyMap[idx].Win32Key;\r
 701 \r
 702                                 // Make sure to only input special characters if something is in focus, as SDL_TEXTINPUT handles normal unicode already\r
 703                                 if (SDL_IsTextInputActive() && !keyIsKnownSpecial(key) && (SDL_event.key.keysym.mod & KMOD_CTRL) == 0)\r
 704                                         break;\r
 705 \r
 706 #ifdef _IRR_WINDOWS_API_\r
 707                                 // handle alt+f4 in Windows, because SDL seems not to\r
 708                                 if ( (SDL_event.key.keysym.mod & KMOD_LALT) && key == KEY_F4)\r
 709                                 {\r
 710                                         Close = true;\r
 711                                         break;\r
 712                                 }\r
 713 #endif\r
 714                                 irrevent.EventType = irr::EET_KEY_INPUT_EVENT;\r
 715                                 irrevent.KeyInput.Key = key;\r
 716                                 irrevent.KeyInput.PressedDown = (SDL_event.type == SDL_KEYDOWN);\r
 717                                 irrevent.KeyInput.Shift = (SDL_event.key.keysym.mod & KMOD_SHIFT) != 0;\r
 718                                 irrevent.KeyInput.Control = (SDL_event.key.keysym.mod & KMOD_CTRL ) != 0;\r
 719                                 irrevent.KeyInput.Char = findCharToPassToIrrlicht(mp.SDLKey, key);\r
 720                                 postEventFromUser(irrevent);\r
 721                         }\r
 722                         break;\r
 723 \r
 724                 case SDL_QUIT:\r
 725                         Close = true;\r
 726                         break;\r
 727 \r
 728                 case SDL_WINDOWEVENT:\r
 729                         switch (SDL_event.window.event)\r
 730                         {\r
 731                         case SDL_WINDOWEVENT_RESIZED:\r
 732                                 if ((SDL_event.window.data1 != (int)Width) || (SDL_event.window.data2 != (int)Height))\r
 733                                 {\r
 734                                         Width = SDL_event.window.data1;\r
 735                                         Height = SDL_event.window.data2;\r
 736                                         if (VideoDriver)\r
 737                                                 VideoDriver->OnResize(core::dimension2d<u32>(Width, Height));\r
 738                                 }\r
 739                                 break;\r
 740                         }\r
 741 \r
 742                 case SDL_USEREVENT:\r
 743                         irrevent.EventType = irr::EET_USER_EVENT;\r
 744                         irrevent.UserEvent.UserData1 = reinterpret_cast<uintptr_t>(SDL_event.user.data1);\r
 745                         irrevent.UserEvent.UserData2 = reinterpret_cast<uintptr_t>(SDL_event.user.data2);\r
 746 \r
 747                         postEventFromUser(irrevent);\r
 748                         break;\r
 749 \r
 750                 default:\r
 751                         break;\r
 752                 } // end switch\r
 753         resetReceiveTextInputEvents();\r
 754         } // end while\r
 755 \r
 756 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 757         // TODO: Check if the multiple open/close calls are too expensive, then\r
 758         // open/close in the constructor/destructor instead\r
 759 \r
 760         // update joystick states manually\r
 761         SDL_JoystickUpdate();\r
 762         // we'll always send joystick input events...\r
 763         SEvent joyevent;\r
 764         joyevent.EventType = EET_JOYSTICK_INPUT_EVENT;\r
 765         for (u32 i=0; i<Joysticks.size(); ++i)\r
 766         {\r
 767                 SDL_Joystick* joystick = Joysticks[i];\r
 768                 if (joystick)\r
 769                 {\r
 770                         int j;\r
 771                         // query all buttons\r
 772                         const int numButtons = core::min_(SDL_JoystickNumButtons(joystick), 32);\r
 773                         joyevent.JoystickEvent.ButtonStates=0;\r
 774                         for (j=0; j<numButtons; ++j)\r
 775                                 joyevent.JoystickEvent.ButtonStates |= (SDL_JoystickGetButton(joystick, j)<<j);\r
 776 \r
 777                         // query all axes, already in correct range\r
 778                         const int numAxes = core::min_(SDL_JoystickNumAxes(joystick), (int)SEvent::SJoystickEvent::NUMBER_OF_AXES);\r
 779                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_X]=0;\r
 780                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_Y]=0;\r
 781                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_Z]=0;\r
 782                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_R]=0;\r
 783                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_U]=0;\r
 784                         joyevent.JoystickEvent.Axis[SEvent::SJoystickEvent::AXIS_V]=0;\r
 785                         for (j=0; j<numAxes; ++j)\r
 786                                 joyevent.JoystickEvent.Axis[j] = SDL_JoystickGetAxis(joystick, j);\r
 787 \r
 788                         // we can only query one hat, SDL only supports 8 directions\r
 789                         if (SDL_JoystickNumHats(joystick)>0)\r
 790                         {\r
 791                                 switch (SDL_JoystickGetHat(joystick, 0))\r
 792                                 {\r
 793                                         case SDL_HAT_UP:\r
 794                                                 joyevent.JoystickEvent.POV=0;\r
 795                                                 break;\r
 796                                         case SDL_HAT_RIGHTUP:\r
 797                                                 joyevent.JoystickEvent.POV=4500;\r
 798                                                 break;\r
 799                                         case SDL_HAT_RIGHT:\r
 800                                                 joyevent.JoystickEvent.POV=9000;\r
 801                                                 break;\r
 802                                         case SDL_HAT_RIGHTDOWN:\r
 803                                                 joyevent.JoystickEvent.POV=13500;\r
 804                                                 break;\r
 805                                         case SDL_HAT_DOWN:\r
 806                                                 joyevent.JoystickEvent.POV=18000;\r
 807                                                 break;\r
 808                                         case SDL_HAT_LEFTDOWN:\r
 809                                                 joyevent.JoystickEvent.POV=22500;\r
 810                                                 break;\r
 811                                         case SDL_HAT_LEFT:\r
 812                                                 joyevent.JoystickEvent.POV=27000;\r
 813                                                 break;\r
 814                                         case SDL_HAT_LEFTUP:\r
 815                                                 joyevent.JoystickEvent.POV=31500;\r
 816                                                 break;\r
 817                                         case SDL_HAT_CENTERED:\r
 818                                         default:\r
 819                                                 joyevent.JoystickEvent.POV=65535;\r
 820                                                 break;\r
 821                                 }\r
 822                         }\r
 823                         else\r
 824                         {\r
 825                                 joyevent.JoystickEvent.POV=65535;\r
 826                         }\r
 827 \r
 828                         // we map the number directly\r
 829                         joyevent.JoystickEvent.Joystick=static_cast<u8>(i);\r
 830                         // now post the event\r
 831                         postEventFromUser(joyevent);\r
 832                         // and close the joystick\r
 833                 }\r
 834         }\r
 835 #endif\r
 836         return !Close;\r
 837 }\r
 838 \r
 839 //! Activate any joysticks, and generate events for them.\r
 840 bool CIrrDeviceSDL::activateJoysticks(core::array<SJoystickInfo> & joystickInfo)\r
 841 {\r
 842 #if defined(_IRR_COMPILE_WITH_JOYSTICK_EVENTS_)\r
 843         joystickInfo.clear();\r
 844 \r
 845         // we can name up to 256 different joysticks\r
 846         const int numJoysticks = core::min_(SDL_NumJoysticks(), 256);\r
 847         Joysticks.reallocate(numJoysticks);\r
 848         joystickInfo.reallocate(numJoysticks);\r
 849 \r
 850         int joystick = 0;\r
 851         for (; joystick<numJoysticks; ++joystick)\r
 852         {\r
 853                 Joysticks.push_back( SDL_JoystickOpen(joystick));\r
 854                 SJoystickInfo info;\r
 855 \r
 856                 info.Joystick = joystick;\r
 857                 info.Axes = SDL_JoystickNumAxes(Joysticks[joystick]);\r
 858                 info.Buttons = SDL_JoystickNumButtons(Joysticks[joystick]);\r
 859                 info.Name = SDL_JoystickName(Joysticks[joystick]);\r
 860                 info.PovHat = (SDL_JoystickNumHats(Joysticks[joystick]) > 0)\r
 861                                                 ? SJoystickInfo::POV_HAT_PRESENT : SJoystickInfo::POV_HAT_ABSENT;\r
 862 \r
 863                 joystickInfo.push_back(info);\r
 864         }\r
 865 \r
 866         for(joystick = 0; joystick < (int)joystickInfo.size(); ++joystick)\r
 867         {\r
 868                 char logString[256];\r
 869                 snprintf_irr(logString, sizeof(logString), "Found joystick %d, %d axes, %d buttons '%s'",\r
 870                         joystick, joystickInfo[joystick].Axes,\r
 871                         joystickInfo[joystick].Buttons, joystickInfo[joystick].Name.c_str());\r
 872                 os::Printer::log(logString, ELL_INFORMATION);\r
 873         }\r
 874 \r
 875         return true;\r
 876 \r
 877 #endif // _IRR_COMPILE_WITH_JOYSTICK_EVENTS_\r
 878 \r
 879         return false;\r
 880 }\r
 881 \r
 882 void CIrrDeviceSDL::SwapWindow()\r
 883 {\r
 884         SDL_GL_SwapWindow(Window);\r
 885 }\r
 886 \r
 887 \r
 888 \r
 889 //! pause execution temporarily\r
 890 void CIrrDeviceSDL::yield()\r
 891 {\r
 892         SDL_Delay(0);\r
 893 }\r
 894 \r
 895 \r
 896 //! pause execution for a specified time\r
 897 void CIrrDeviceSDL::sleep(u32 timeMs, bool pauseTimer)\r
 898 {\r
 899         const bool wasStopped = Timer ? Timer->isStopped() : true;\r
 900         if (pauseTimer && !wasStopped)\r
 901                 Timer->stop();\r
 902 \r
 903         SDL_Delay(timeMs);\r
 904 \r
 905         if (pauseTimer && !wasStopped)\r
 906                 Timer->start();\r
 907 }\r
 908 \r
 909 \r
 910 //! sets the caption of the window\r
 911 void CIrrDeviceSDL::setWindowCaption(const wchar_t* text)\r
 912 {\r
 913         core::stringc textc;\r
 914         core::wStringToMultibyte(textc, text);\r
 915         SDL_SetWindowTitle(Window, textc.c_str());\r
 916 }\r
 917 \r
 918 \r
 919 //! notifies the device that it should close itself\r
 920 void CIrrDeviceSDL::closeDevice()\r
 921 {\r
 922         Close = true;\r
 923 }\r
 924 \r
 925 \r
 926 //! Sets if the window should be resizable in windowed mode.\r
 927 void CIrrDeviceSDL::setResizable(bool resize)\r
 928 {\r
 929 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 930         os::Printer::log("Resizable not available on the web." , ELL_WARNING);\r
 931         return;\r
 932 #else // !_IRR_EMSCRIPTEN_PLATFORM_\r
 933         if (resize != Resizable) {\r
 934                 if (resize)\r
 935                         SDL_Flags |= SDL_WINDOW_RESIZABLE;\r
 936                 else\r
 937                         SDL_Flags &= ~SDL_WINDOW_RESIZABLE;\r
 938 \r
 939                 if (Window) {\r
 940                         SDL_SetWindowResizable(Window, (SDL_bool)resize);\r
 941                 }\r
 942                 Resizable = resize;\r
 943         }\r
 944 #endif // !_IRR_EMSCRIPTEN_PLATFORM_\r
 945 }\r
 946 \r
 947 \r
 948 //! Minimizes window if possible\r
 949 void CIrrDeviceSDL::minimizeWindow()\r
 950 {\r
 951         if (Window)\r
 952                 SDL_MinimizeWindow(Window);\r
 953 }\r
 954 \r
 955 \r
 956 //! Maximize window\r
 957 void CIrrDeviceSDL::maximizeWindow()\r
 958 {\r
 959         if (Window)\r
 960                 SDL_MaximizeWindow(Window);\r
 961 }\r
 962 \r
 963 //! Get the position of this window on screen\r
 964 core::position2di CIrrDeviceSDL::getWindowPosition()\r
 965 {\r
 966     return core::position2di(-1, -1);\r
 967 }\r
 968 \r
 969 \r
 970 //! Restore original window size\r
 971 void CIrrDeviceSDL::restoreWindow()\r
 972 {\r
 973         if (Window)\r
 974                 SDL_RestoreWindow(Window);\r
 975 }\r
 976 \r
 977 bool CIrrDeviceSDL::isWindowMaximized() const\r
 978 {\r
 979         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_MAXIMIZED) != 0;\r
 980 }\r
 981 \r
 982 bool CIrrDeviceSDL::isFullscreen() const\r
 983 {\r
 984 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 985         return SDL_GetWindowFlags(0) == SDL_WINDOW_FULLSCREEN;\r
 986 #else\r
 987 \r
 988         return CIrrDeviceStub::isFullscreen();\r
 989 #endif\r
 990 }\r
 991 \r
 992 \r
 993 //! returns if window is active. if not, nothing need to be drawn\r
 994 bool CIrrDeviceSDL::isWindowActive() const\r
 995 {\r
 996 #ifdef _IRR_EMSCRIPTEN_PLATFORM_\r
 997         // Hidden test only does something in some browsers (when tab in background or window is minimized)\r
 998         // In other browsers code automatically doesn't seem to be called anymore.\r
 999         EmscriptenVisibilityChangeEvent emVisibility;\r
1000         if ( emscripten_get_visibility_status(&emVisibility) == EMSCRIPTEN_RESULT_SUCCESS)\r
1001         {\r
1002                 if ( emVisibility.hidden )\r
1003                         return false;\r
1004         }\r
1005 #endif\r
1006         const u32 windowFlags = SDL_GetWindowFlags(Window);\r
1007         return windowFlags & SDL_WINDOW_SHOWN && windowFlags & SDL_WINDOW_INPUT_FOCUS;\r
1008 }\r
1009 \r
1010 \r
1011 //! returns if window has focus.\r
1012 bool CIrrDeviceSDL::isWindowFocused() const\r
1013 {\r
1014         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_INPUT_FOCUS) != 0;\r
1015 }\r
1016 \r
1017 \r
1018 //! returns if window is minimized.\r
1019 bool CIrrDeviceSDL::isWindowMinimized() const\r
1020 {\r
1021         return Window && (SDL_GetWindowFlags(Window) & SDL_WINDOW_MINIMIZED) != 0;\r
1022 }\r
1023 \r
1024 \r
1025 //! returns color format of the window.\r
1026 video::ECOLOR_FORMAT CIrrDeviceSDL::getColorFormat() const\r
1027 {\r
1028         if (Window)\r
1029         {\r
1030                 SDL_Surface *surface = SDL_GetWindowSurface(Window);\r
1031                 if (surface->format->BitsPerPixel == 16)\r
1032                 {\r
1033                         if (surface->format->Amask != 0)\r
1034                                 return video::ECF_A1R5G5B5;\r
1035                         else\r
1036                                 return video::ECF_R5G6B5;\r
1037                 }\r
1038                 else\r
1039                 {\r
1040                         if (surface->format->Amask != 0)\r
1041                                 return video::ECF_A8R8G8B8;\r
1042                         else\r
1043                                 return video::ECF_R8G8B8;\r
1044                 }\r
1045         }\r
1046         else\r
1047                 return CIrrDeviceStub::getColorFormat();\r
1048 }\r
1049 \r
1050 \r
1051 void CIrrDeviceSDL::createKeyMap()\r
1052 {\r
1053         // I don't know if this is the best method  to create\r
1054         // the lookuptable, but I'll leave it like that until\r
1055         // I find a better version.\r
1056 \r
1057         KeyMap.reallocate(105);\r
1058 \r
1059         // buttons missing\r
1060 \r
1061         KeyMap.push_back(SKeyMap(SDLK_BACKSPACE, KEY_BACK));\r
1062         KeyMap.push_back(SKeyMap(SDLK_TAB, KEY_TAB));\r
1063         KeyMap.push_back(SKeyMap(SDLK_CLEAR, KEY_CLEAR));\r
1064         KeyMap.push_back(SKeyMap(SDLK_RETURN, KEY_RETURN));\r
1065 \r
1066         // combined modifiers missing\r
1067 \r
1068         KeyMap.push_back(SKeyMap(SDLK_PAUSE, KEY_PAUSE));\r
1069         KeyMap.push_back(SKeyMap(SDLK_CAPSLOCK, KEY_CAPITAL));\r
1070 \r
1071         // asian letter keys missing\r
1072 \r
1073         KeyMap.push_back(SKeyMap(SDLK_ESCAPE, KEY_ESCAPE));\r
1074 \r
1075         // asian letter keys missing\r
1076 \r
1077         KeyMap.push_back(SKeyMap(SDLK_SPACE, KEY_SPACE));\r
1078         KeyMap.push_back(SKeyMap(SDLK_PAGEUP, KEY_PRIOR));\r
1079         KeyMap.push_back(SKeyMap(SDLK_PAGEDOWN, KEY_NEXT));\r
1080         KeyMap.push_back(SKeyMap(SDLK_END, KEY_END));\r
1081         KeyMap.push_back(SKeyMap(SDLK_HOME, KEY_HOME));\r
1082         KeyMap.push_back(SKeyMap(SDLK_LEFT, KEY_LEFT));\r
1083         KeyMap.push_back(SKeyMap(SDLK_UP, KEY_UP));\r
1084         KeyMap.push_back(SKeyMap(SDLK_RIGHT, KEY_RIGHT));\r
1085         KeyMap.push_back(SKeyMap(SDLK_DOWN, KEY_DOWN));\r
1086 \r
1087         // select missing\r
1088         KeyMap.push_back(SKeyMap(SDLK_PRINTSCREEN, KEY_PRINT));\r
1089         // execute missing\r
1090         KeyMap.push_back(SKeyMap(SDLK_PRINTSCREEN, KEY_SNAPSHOT));\r
1091 \r
1092         KeyMap.push_back(SKeyMap(SDLK_INSERT, KEY_INSERT));\r
1093         KeyMap.push_back(SKeyMap(SDLK_DELETE, KEY_DELETE));\r
1094         KeyMap.push_back(SKeyMap(SDLK_HELP, KEY_HELP));\r
1095 \r
1096         KeyMap.push_back(SKeyMap(SDLK_0, KEY_KEY_0));\r
1097         KeyMap.push_back(SKeyMap(SDLK_1, KEY_KEY_1));\r
1098         KeyMap.push_back(SKeyMap(SDLK_2, KEY_KEY_2));\r
1099         KeyMap.push_back(SKeyMap(SDLK_3, KEY_KEY_3));\r
1100         KeyMap.push_back(SKeyMap(SDLK_4, KEY_KEY_4));\r
1101         KeyMap.push_back(SKeyMap(SDLK_5, KEY_KEY_5));\r
1102         KeyMap.push_back(SKeyMap(SDLK_6, KEY_KEY_6));\r
1103         KeyMap.push_back(SKeyMap(SDLK_7, KEY_KEY_7));\r
1104         KeyMap.push_back(SKeyMap(SDLK_8, KEY_KEY_8));\r
1105         KeyMap.push_back(SKeyMap(SDLK_9, KEY_KEY_9));\r
1106 \r
1107         KeyMap.push_back(SKeyMap(SDLK_a, KEY_KEY_A));\r
1108         KeyMap.push_back(SKeyMap(SDLK_b, KEY_KEY_B));\r
1109         KeyMap.push_back(SKeyMap(SDLK_c, KEY_KEY_C));\r
1110         KeyMap.push_back(SKeyMap(SDLK_d, KEY_KEY_D));\r
1111         KeyMap.push_back(SKeyMap(SDLK_e, KEY_KEY_E));\r
1112         KeyMap.push_back(SKeyMap(SDLK_f, KEY_KEY_F));\r
1113         KeyMap.push_back(SKeyMap(SDLK_g, KEY_KEY_G));\r
1114         KeyMap.push_back(SKeyMap(SDLK_h, KEY_KEY_H));\r
1115         KeyMap.push_back(SKeyMap(SDLK_i, KEY_KEY_I));\r
1116         KeyMap.push_back(SKeyMap(SDLK_j, KEY_KEY_J));\r
1117         KeyMap.push_back(SKeyMap(SDLK_k, KEY_KEY_K));\r
1118         KeyMap.push_back(SKeyMap(SDLK_l, KEY_KEY_L));\r
1119         KeyMap.push_back(SKeyMap(SDLK_m, KEY_KEY_M));\r
1120         KeyMap.push_back(SKeyMap(SDLK_n, KEY_KEY_N));\r
1121         KeyMap.push_back(SKeyMap(SDLK_o, KEY_KEY_O));\r
1122         KeyMap.push_back(SKeyMap(SDLK_p, KEY_KEY_P));\r
1123         KeyMap.push_back(SKeyMap(SDLK_q, KEY_KEY_Q));\r
1124         KeyMap.push_back(SKeyMap(SDLK_r, KEY_KEY_R));\r
1125         KeyMap.push_back(SKeyMap(SDLK_s, KEY_KEY_S));\r
1126         KeyMap.push_back(SKeyMap(SDLK_t, KEY_KEY_T));\r
1127         KeyMap.push_back(SKeyMap(SDLK_u, KEY_KEY_U));\r
1128         KeyMap.push_back(SKeyMap(SDLK_v, KEY_KEY_V));\r
1129         KeyMap.push_back(SKeyMap(SDLK_w, KEY_KEY_W));\r
1130         KeyMap.push_back(SKeyMap(SDLK_x, KEY_KEY_X));\r
1131         KeyMap.push_back(SKeyMap(SDLK_y, KEY_KEY_Y));\r
1132         KeyMap.push_back(SKeyMap(SDLK_z, KEY_KEY_Z));\r
1133 \r
1134         KeyMap.push_back(SKeyMap(SDLK_LGUI, KEY_LWIN));\r
1135         KeyMap.push_back(SKeyMap(SDLK_RGUI, KEY_RWIN));\r
1136         // apps missing\r
1137         KeyMap.push_back(SKeyMap(SDLK_POWER, KEY_SLEEP)); //??\r
1138 \r
1139         KeyMap.push_back(SKeyMap(SDLK_KP_0, KEY_NUMPAD0));\r
1140         KeyMap.push_back(SKeyMap(SDLK_KP_1, KEY_NUMPAD1));\r
1141         KeyMap.push_back(SKeyMap(SDLK_KP_2, KEY_NUMPAD2));\r
1142         KeyMap.push_back(SKeyMap(SDLK_KP_3, KEY_NUMPAD3));\r
1143         KeyMap.push_back(SKeyMap(SDLK_KP_4, KEY_NUMPAD4));\r
1144         KeyMap.push_back(SKeyMap(SDLK_KP_5, KEY_NUMPAD5));\r
1145         KeyMap.push_back(SKeyMap(SDLK_KP_6, KEY_NUMPAD6));\r
1146         KeyMap.push_back(SKeyMap(SDLK_KP_7, KEY_NUMPAD7));\r
1147         KeyMap.push_back(SKeyMap(SDLK_KP_8, KEY_NUMPAD8));\r
1148         KeyMap.push_back(SKeyMap(SDLK_KP_9, KEY_NUMPAD9));\r
1149         KeyMap.push_back(SKeyMap(SDLK_KP_MULTIPLY, KEY_MULTIPLY));\r
1150         KeyMap.push_back(SKeyMap(SDLK_KP_PLUS, KEY_ADD));\r
1151 //      KeyMap.push_back(SKeyMap(SDLK_KP_, KEY_SEPARATOR));\r
1152         KeyMap.push_back(SKeyMap(SDLK_KP_MINUS, KEY_SUBTRACT));\r
1153         KeyMap.push_back(SKeyMap(SDLK_KP_PERIOD, KEY_DECIMAL));\r
1154         KeyMap.push_back(SKeyMap(SDLK_KP_DIVIDE, KEY_DIVIDE));\r
1155 \r
1156         KeyMap.push_back(SKeyMap(SDLK_F1,  KEY_F1));\r
1157         KeyMap.push_back(SKeyMap(SDLK_F2,  KEY_F2));\r
1158         KeyMap.push_back(SKeyMap(SDLK_F3,  KEY_F3));\r
1159         KeyMap.push_back(SKeyMap(SDLK_F4,  KEY_F4));\r
1160         KeyMap.push_back(SKeyMap(SDLK_F5,  KEY_F5));\r
1161         KeyMap.push_back(SKeyMap(SDLK_F6,  KEY_F6));\r
1162         KeyMap.push_back(SKeyMap(SDLK_F7,  KEY_F7));\r
1163         KeyMap.push_back(SKeyMap(SDLK_F8,  KEY_F8));\r
1164         KeyMap.push_back(SKeyMap(SDLK_F9,  KEY_F9));\r
1165         KeyMap.push_back(SKeyMap(SDLK_F10, KEY_F10));\r
1166         KeyMap.push_back(SKeyMap(SDLK_F11, KEY_F11));\r
1167         KeyMap.push_back(SKeyMap(SDLK_F12, KEY_F12));\r
1168         KeyMap.push_back(SKeyMap(SDLK_F13, KEY_F13));\r
1169         KeyMap.push_back(SKeyMap(SDLK_F14, KEY_F14));\r
1170         KeyMap.push_back(SKeyMap(SDLK_F15, KEY_F15));\r
1171         // no higher F-keys\r
1172 \r
1173         KeyMap.push_back(SKeyMap(SDLK_NUMLOCKCLEAR, KEY_NUMLOCK));\r
1174         KeyMap.push_back(SKeyMap(SDLK_SCROLLLOCK, KEY_SCROLL));\r
1175         KeyMap.push_back(SKeyMap(SDLK_LSHIFT, KEY_LSHIFT));\r
1176         KeyMap.push_back(SKeyMap(SDLK_RSHIFT, KEY_RSHIFT));\r
1177         KeyMap.push_back(SKeyMap(SDLK_LCTRL,  KEY_LCONTROL));\r
1178         KeyMap.push_back(SKeyMap(SDLK_RCTRL,  KEY_RCONTROL));\r
1179         KeyMap.push_back(SKeyMap(SDLK_LALT,  KEY_LMENU));\r
1180         KeyMap.push_back(SKeyMap(SDLK_RALT,  KEY_RMENU));\r
1181 \r
1182         KeyMap.push_back(SKeyMap(SDLK_PLUS,   KEY_PLUS));\r
1183         KeyMap.push_back(SKeyMap(SDLK_COMMA,  KEY_COMMA));\r
1184         KeyMap.push_back(SKeyMap(SDLK_MINUS,  KEY_MINUS));\r
1185         KeyMap.push_back(SKeyMap(SDLK_PERIOD, KEY_PERIOD));\r
1186 \r
1187         // some special keys missing\r
1188 \r
1189         KeyMap.sort();\r
1190 }\r
1191 \r
1192 void CIrrDeviceSDL::CCursorControl::initCursors()\r
1193 {\r
1194         Cursors.reserve(gui::ECI_COUNT);\r
1195 \r
1196         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_ARROW));     // ECI_NORMAL\r
1197         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_CROSSHAIR)); // ECI_CROSS\r
1198         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_HAND));      // ECI_HAND\r
1199         Cursors.emplace_back(nullptr);                                             // ECI_HELP\r
1200         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_IBEAM));     // ECI_IBEAM\r
1201         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_NO));        // ECI_NO\r
1202         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_WAIT));      // ECI_WAIT\r
1203         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEALL));   // ECI_SIZEALL\r
1204         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENESW));  // ECI_SIZENESW\r
1205         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENWSE));  // ECI_SIZENWSE\r
1206         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZENS));    // ECI_SIZENS\r
1207         Cursors.emplace_back(SDL_CreateSystemCursor(SDL_SYSTEM_CURSOR_SIZEWE));    // ECI_SIZEWE\r
1208         Cursors.emplace_back(nullptr);                                             // ECI_UP\r
1209 }\r
1210 \r
1211 } // end namespace irr\r
1212 \r
1213 #endif // _IRR_COMPILE_WITH_SDL_DEVICE_\r
1214 \r