| 1 | /* |
|---|
| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
|---|
| 3 | * > www.orxonox.net < |
|---|
| 4 | * |
|---|
| 5 | * |
|---|
| 6 | * License notice: |
|---|
| 7 | * |
|---|
| 8 | * This program is free software; you can redistribute it and/or |
|---|
| 9 | * modify it under the terms of the GNU General Public License |
|---|
| 10 | * as published by the Free Software Foundation; either version 2 |
|---|
| 11 | * of the License, or (at your option) any later version. |
|---|
| 12 | * |
|---|
| 13 | * This program is distributed in the hope that it will be useful, |
|---|
| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
|---|
| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
|---|
| 16 | * GNU General Public License for more details. |
|---|
| 17 | * |
|---|
| 18 | * You should have received a copy of the GNU General Public License |
|---|
| 19 | * along with this program; if not, write to the Free Software |
|---|
| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
|---|
| 21 | * |
|---|
| 22 | * Author: |
|---|
| 23 | * Reto Grieder |
|---|
| 24 | * Co-authors: |
|---|
| 25 | * ... |
|---|
| 26 | * |
|---|
| 27 | */ |
|---|
| 28 | |
|---|
| 29 | /** |
|---|
| 30 | @file |
|---|
| 31 | @brief |
|---|
| 32 | Implementation of the InputManager and a static variable from the InputHandler. |
|---|
| 33 | */ |
|---|
| 34 | |
|---|
| 35 | #include "InputManager.h" |
|---|
| 36 | |
|---|
| 37 | #include <cassert> |
|---|
| 38 | #include <climits> |
|---|
| 39 | #include <ois/OISException.h> |
|---|
| 40 | #include <ois/OISInputManager.h> |
|---|
| 41 | #include <boost/foreach.hpp> |
|---|
| 42 | |
|---|
| 43 | #include "util/Clock.h" |
|---|
| 44 | #include "util/Convert.h" |
|---|
| 45 | #include "util/Exception.h" |
|---|
| 46 | #include "util/ScopeGuard.h" |
|---|
| 47 | #include "core/CoreIncludes.h" |
|---|
| 48 | #include "core/ConfigValueIncludes.h" |
|---|
| 49 | #include "core/ConsoleCommand.h" |
|---|
| 50 | #include "core/CommandLineParser.h" |
|---|
| 51 | #include "core/Functor.h" |
|---|
| 52 | #include "core/GraphicsManager.h" |
|---|
| 53 | |
|---|
| 54 | #include "InputBuffer.h" |
|---|
| 55 | #include "JoyStick.h" |
|---|
| 56 | #include "JoyStickQuantityListener.h" |
|---|
| 57 | #include "Mouse.h" |
|---|
| 58 | #include "Keyboard.h" |
|---|
| 59 | |
|---|
| 60 | namespace orxonox |
|---|
| 61 | { |
|---|
| 62 | SetCommandLineSwitch(keyboard_no_grab).information("Whether not to exclusively grab the keyboard"); |
|---|
| 63 | |
|---|
| 64 | // Abuse of this source file for the InputHandler |
|---|
| 65 | InputHandler InputHandler::EMPTY; |
|---|
| 66 | |
|---|
| 67 | InputManager* InputManager::singletonPtr_s = 0; |
|---|
| 68 | |
|---|
| 69 | //! Defines the |= operator for easier use. |
|---|
| 70 | inline InputManager::State operator|=(InputManager::State& lval, InputManager::State rval) |
|---|
| 71 | { |
|---|
| 72 | return (lval = (InputManager::State)(lval | rval)); |
|---|
| 73 | } |
|---|
| 74 | |
|---|
| 75 | //! Defines the &= operator for easier use. |
|---|
| 76 | inline InputManager::State operator&=(InputManager::State& lval, int rval) |
|---|
| 77 | { |
|---|
| 78 | return (lval = (InputManager::State)(lval & rval)); |
|---|
| 79 | } |
|---|
| 80 | |
|---|
| 81 | // ############################################################ |
|---|
| 82 | // ##### Initialisation ##### |
|---|
| 83 | // ########## ########## |
|---|
| 84 | // ############################################################ |
|---|
| 85 | InputManager::InputManager() |
|---|
| 86 | : internalState_(Bad) |
|---|
| 87 | , oisInputManager_(0) |
|---|
| 88 | , devices_(2) |
|---|
| 89 | , mouseMode_(MouseMode::Nonexclusive) |
|---|
| 90 | , emptyState_(0) |
|---|
| 91 | , calibratorCallbackHandler_(0) |
|---|
| 92 | { |
|---|
| 93 | RegisterRootObject(InputManager); |
|---|
| 94 | |
|---|
| 95 | CCOUT(4) << "Constructing..." << std::endl; |
|---|
| 96 | |
|---|
| 97 | this->setConfigValues(); |
|---|
| 98 | |
|---|
| 99 | if (GraphicsManager::getInstance().isFullScreen()) |
|---|
| 100 | mouseMode_ = MouseMode::Exclusive; |
|---|
| 101 | this->loadDevices(); |
|---|
| 102 | |
|---|
| 103 | // Lowest priority empty InputState |
|---|
| 104 | emptyState_ = createInputState("empty", false, false, InputStatePriority::Empty); |
|---|
| 105 | emptyState_->setHandler(&InputHandler::EMPTY); |
|---|
| 106 | activeStates_[emptyState_->getPriority()] = emptyState_; |
|---|
| 107 | |
|---|
| 108 | // Joy stick calibration helper callback |
|---|
| 109 | InputState* calibrator = createInputState("calibrator", false, false, InputStatePriority::Calibrator); |
|---|
| 110 | calibrator->setHandler(&InputHandler::EMPTY); |
|---|
| 111 | calibratorCallbackHandler_ = new InputBuffer(); |
|---|
| 112 | calibratorCallbackHandler_->registerListener(this, &InputManager::stopCalibration, '\r', true); |
|---|
| 113 | calibrator->setKeyHandler(calibratorCallbackHandler_); |
|---|
| 114 | |
|---|
| 115 | this->updateActiveStates(); |
|---|
| 116 | |
|---|
| 117 | // calibrate console command |
|---|
| 118 | this->getIdentifier()->addConsoleCommand(createConsoleCommand(createFunctor(&InputManager::calibrate, this), "calibrate"), true); |
|---|
| 119 | // reload console command |
|---|
| 120 | this->getIdentifier()->addConsoleCommand(createConsoleCommand(createFunctor(&InputManager::reload, this), "reload"), false); |
|---|
| 121 | |
|---|
| 122 | CCOUT(4) << "Construction complete." << std::endl; |
|---|
| 123 | internalState_ = Nothing; |
|---|
| 124 | } |
|---|
| 125 | |
|---|
| 126 | void InputManager::setConfigValues() |
|---|
| 127 | { |
|---|
| 128 | } |
|---|
| 129 | |
|---|
| 130 | /** |
|---|
| 131 | @brief |
|---|
| 132 | Creates the OIS::InputMananger, the keyboard, the mouse and |
|---|
| 133 | the joys ticks. If either of the first two fail, this method throws an exception. |
|---|
| 134 | @param windowWidth |
|---|
| 135 | The width of the render window |
|---|
| 136 | @param windowHeight |
|---|
| 137 | The height of the render window |
|---|
| 138 | */ |
|---|
| 139 | void InputManager::loadDevices() |
|---|
| 140 | { |
|---|
| 141 | CCOUT(4) << "Loading input devices..." << std::endl; |
|---|
| 142 | |
|---|
| 143 | // When loading the devices they should not already be loaded |
|---|
| 144 | assert(internalState_ & Bad); |
|---|
| 145 | assert(devices_[InputDeviceEnumerator::Mouse] == 0); |
|---|
| 146 | assert(devices_[InputDeviceEnumerator::Keyboard] == 0); |
|---|
| 147 | assert(devices_.size() == InputDeviceEnumerator::FirstJoyStick); |
|---|
| 148 | |
|---|
| 149 | // Fill parameter list |
|---|
| 150 | OIS::ParamList paramList; |
|---|
| 151 | size_t windowHnd = GraphicsManager::getInstance().getRenderWindowHandle(); |
|---|
| 152 | paramList.insert(std::make_pair("WINDOW", multi_cast<std::string>(windowHnd))); |
|---|
| 153 | #if defined(ORXONOX_PLATFORM_WINDOWS) |
|---|
| 154 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_NONEXCLUSIVE")); |
|---|
| 155 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_FOREGROUND")); |
|---|
| 156 | paramList.insert(std::make_pair("w32_mouse", "DISCL_FOREGROUND")); |
|---|
| 157 | if (mouseMode_ == MouseMode::Exclusive || GraphicsManager::getInstance().isFullScreen()) |
|---|
| 158 | { |
|---|
| 159 | // Disable Windows key plus special keys (like play, stop, next, etc.) |
|---|
| 160 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_NOWINKEY")); |
|---|
| 161 | paramList.insert(std::make_pair("w32_mouse", "DISCL_EXCLUSIVE")); |
|---|
| 162 | } |
|---|
| 163 | else |
|---|
| 164 | paramList.insert(std::make_pair("w32_mouse", "DISCL_NONEXCLUSIVE")); |
|---|
| 165 | #elif defined(ORXONOX_PLATFORM_LINUX) |
|---|
| 166 | // Enabling this is probably a bad idea, but whenever orxonox crashes, the setting stays on |
|---|
| 167 | // Trouble might be that the Pressed event occurs a bit too often... |
|---|
| 168 | paramList.insert(std::make_pair("XAutoRepeatOn", "true")); |
|---|
| 169 | |
|---|
| 170 | if (mouseMode_ == MouseMode::Exclusive || GraphicsManager::getInstance().isFullScreen()) |
|---|
| 171 | { |
|---|
| 172 | if (CommandLineParser::getValue("keyboard_no_grab").getBool()) |
|---|
| 173 | paramList.insert(std::make_pair("x11_keyboard_grab", "false")); |
|---|
| 174 | else |
|---|
| 175 | paramList.insert(std::make_pair("x11_keyboard_grab", "true")); |
|---|
| 176 | paramList.insert(std::make_pair("x11_mouse_grab", "true")); |
|---|
| 177 | paramList.insert(std::make_pair("x11_mouse_hide", "true")); |
|---|
| 178 | } |
|---|
| 179 | else |
|---|
| 180 | { |
|---|
| 181 | paramList.insert(std::make_pair("x11_keyboard_grab", "false")); |
|---|
| 182 | paramList.insert(std::make_pair("x11_mouse_grab", "false")); |
|---|
| 183 | paramList.insert(std::make_pair("x11_mouse_hide", "false")); |
|---|
| 184 | } |
|---|
| 185 | #endif |
|---|
| 186 | |
|---|
| 187 | try |
|---|
| 188 | { |
|---|
| 189 | oisInputManager_ = OIS::InputManager::createInputSystem(paramList); |
|---|
| 190 | // Exception-safety |
|---|
| 191 | Loki::ScopeGuard guard = Loki::MakeGuard(OIS::InputManager::destroyInputSystem, oisInputManager_); |
|---|
| 192 | CCOUT(ORX_DEBUG) << "Created OIS input manager." << std::endl; |
|---|
| 193 | |
|---|
| 194 | if (oisInputManager_->getNumberOfDevices(OIS::OISKeyboard) > 0) |
|---|
| 195 | devices_[InputDeviceEnumerator::Keyboard] = new Keyboard(InputDeviceEnumerator::Keyboard, oisInputManager_); |
|---|
| 196 | else |
|---|
| 197 | ThrowException(InitialisationFailed, "InputManager: No keyboard found, cannot proceed!"); |
|---|
| 198 | |
|---|
| 199 | // Successful initialisation |
|---|
| 200 | guard.Dismiss(); |
|---|
| 201 | } |
|---|
| 202 | catch (const std::exception& ex) |
|---|
| 203 | { |
|---|
| 204 | oisInputManager_ = NULL; |
|---|
| 205 | internalState_ |= Bad; |
|---|
| 206 | ThrowException(InitialisationFailed, "Could not initialise the input system: " << ex.what()); |
|---|
| 207 | } |
|---|
| 208 | |
|---|
| 209 | this->loadMouse(); |
|---|
| 210 | this->loadJoySticks(); |
|---|
| 211 | |
|---|
| 212 | // Reorder states in case some joy sticks were added/removed |
|---|
| 213 | this->updateActiveStates(); |
|---|
| 214 | |
|---|
| 215 | CCOUT(4) << "Input devices loaded." << std::endl; |
|---|
| 216 | } |
|---|
| 217 | |
|---|
| 218 | //! Creates a new orxonox::Mouse |
|---|
| 219 | void InputManager::loadMouse() |
|---|
| 220 | { |
|---|
| 221 | if (oisInputManager_->getNumberOfDevices(OIS::OISMouse) > 0) |
|---|
| 222 | { |
|---|
| 223 | try |
|---|
| 224 | { |
|---|
| 225 | devices_[InputDeviceEnumerator::Mouse] = new Mouse(InputDeviceEnumerator::Mouse, oisInputManager_); |
|---|
| 226 | } |
|---|
| 227 | catch (const std::exception& ex) |
|---|
| 228 | { |
|---|
| 229 | CCOUT(2) << "Warning: Failed to create Mouse:" << ex.what() << std::endl |
|---|
| 230 | << "Proceeding without mouse support." << std::endl; |
|---|
| 231 | } |
|---|
| 232 | } |
|---|
| 233 | else |
|---|
| 234 | CCOUT(ORX_WARNING) << "Warning: No mouse found! Proceeding without mouse support." << std::endl; |
|---|
| 235 | } |
|---|
| 236 | |
|---|
| 237 | //! Creates as many joy sticks as are available. |
|---|
| 238 | void InputManager::loadJoySticks() |
|---|
| 239 | { |
|---|
| 240 | for (int i = 0; i < oisInputManager_->getNumberOfDevices(OIS::OISJoyStick); i++) |
|---|
| 241 | { |
|---|
| 242 | try |
|---|
| 243 | { |
|---|
| 244 | devices_.push_back(new JoyStick(InputDeviceEnumerator::FirstJoyStick + i, oisInputManager_)); |
|---|
| 245 | } |
|---|
| 246 | catch (const std::exception& ex) |
|---|
| 247 | { |
|---|
| 248 | CCOUT(2) << "Warning: Failed to create joy stick: " << ex.what() << std::endl; |
|---|
| 249 | } |
|---|
| 250 | } |
|---|
| 251 | |
|---|
| 252 | // inform all JoyStick Device Number Listeners |
|---|
| 253 | std::vector<JoyStick*> joyStickList; |
|---|
| 254 | for (unsigned int i = InputDeviceEnumerator::FirstJoyStick; i < devices_.size(); ++i) |
|---|
| 255 | joyStickList.push_back(static_cast<JoyStick*>(devices_[i])); |
|---|
| 256 | JoyStickQuantityListener::changeJoyStickQuantity(joyStickList); |
|---|
| 257 | } |
|---|
| 258 | |
|---|
| 259 | // ############################################################ |
|---|
| 260 | // ##### Destruction ##### |
|---|
| 261 | // ########## ########## |
|---|
| 262 | // ############################################################ |
|---|
| 263 | |
|---|
| 264 | InputManager::~InputManager() |
|---|
| 265 | { |
|---|
| 266 | CCOUT(3) << "Destroying..." << std::endl; |
|---|
| 267 | |
|---|
| 268 | // Destroy calibrator helper handler and state |
|---|
| 269 | this->destroyState("calibrator"); |
|---|
| 270 | // Destroy KeyDetector and state |
|---|
| 271 | calibratorCallbackHandler_->destroy(); |
|---|
| 272 | // destroy the empty InputState |
|---|
| 273 | this->destroyStateInternal(this->emptyState_); |
|---|
| 274 | |
|---|
| 275 | // destroy all user InputStates |
|---|
| 276 | while (statesByName_.size() > 0) |
|---|
| 277 | this->destroyStateInternal((*statesByName_.rbegin()).second); |
|---|
| 278 | |
|---|
| 279 | if (!(internalState_ & Bad)) |
|---|
| 280 | this->destroyDevices(); |
|---|
| 281 | |
|---|
| 282 | CCOUT(3) << "Destruction complete." << std::endl; |
|---|
| 283 | } |
|---|
| 284 | |
|---|
| 285 | /** |
|---|
| 286 | @brief |
|---|
| 287 | Destoys all input devices (joy sticks, mouse, keyboard and OIS::InputManager) |
|---|
| 288 | @throw |
|---|
| 289 | Method does not throw |
|---|
| 290 | */ |
|---|
| 291 | void InputManager::destroyDevices() |
|---|
| 292 | { |
|---|
| 293 | CCOUT(4) << "Destroying devices..." << std::endl; |
|---|
| 294 | |
|---|
| 295 | BOOST_FOREACH(InputDevice*& device, devices_) |
|---|
| 296 | { |
|---|
| 297 | if (device == NULL) |
|---|
| 298 | continue; |
|---|
| 299 | std::string className = device->getClassName(); |
|---|
| 300 | try |
|---|
| 301 | { |
|---|
| 302 | delete device; |
|---|
| 303 | device = 0; |
|---|
| 304 | CCOUT(4) << className << " destroyed." << std::endl; |
|---|
| 305 | } |
|---|
| 306 | catch (...) |
|---|
| 307 | { |
|---|
| 308 | COUT(1) << className << " destruction failed: " << Exception::handleMessage() << std::endl |
|---|
| 309 | << " Potential resource leak!" << std::endl; |
|---|
| 310 | } |
|---|
| 311 | } |
|---|
| 312 | devices_.resize(InputDeviceEnumerator::FirstJoyStick); |
|---|
| 313 | |
|---|
| 314 | assert(oisInputManager_ != NULL); |
|---|
| 315 | try |
|---|
| 316 | { |
|---|
| 317 | OIS::InputManager::destroyInputSystem(oisInputManager_); |
|---|
| 318 | } |
|---|
| 319 | catch (...) |
|---|
| 320 | { |
|---|
| 321 | COUT(1) << "OIS::InputManager destruction failed" << Exception::handleMessage() << std::endl |
|---|
| 322 | << " Potential resource leak!" << std::endl; |
|---|
| 323 | } |
|---|
| 324 | oisInputManager_ = NULL; |
|---|
| 325 | |
|---|
| 326 | internalState_ |= Bad; |
|---|
| 327 | CCOUT(4) << "Destroyed devices." << std::endl; |
|---|
| 328 | } |
|---|
| 329 | |
|---|
| 330 | // ############################################################ |
|---|
| 331 | // ##### Reloading ##### |
|---|
| 332 | // ########## ########## |
|---|
| 333 | // ############################################################ |
|---|
| 334 | |
|---|
| 335 | void InputManager::reload() |
|---|
| 336 | { |
|---|
| 337 | if (internalState_ & Ticking) |
|---|
| 338 | { |
|---|
| 339 | // We cannot destroy OIS right now, because reload was probably |
|---|
| 340 | // caused by a user clicking on a GUI item. The stack trace would then |
|---|
| 341 | // include an OIS method. So it would be a very bad thing to destroy it.. |
|---|
| 342 | internalState_ |= ReloadRequest; |
|---|
| 343 | } |
|---|
| 344 | else if (internalState_ & Calibrating) |
|---|
| 345 | CCOUT(2) << "Warning: Cannot reload input system. Joy sticks are currently being calibrated." << std::endl; |
|---|
| 346 | else |
|---|
| 347 | reloadInternal(); |
|---|
| 348 | } |
|---|
| 349 | |
|---|
| 350 | //! Internal reload method. Destroys the OIS devices and loads them again. |
|---|
| 351 | void InputManager::reloadInternal() |
|---|
| 352 | { |
|---|
| 353 | CCOUT(3) << "Reloading ..." << std::endl; |
|---|
| 354 | |
|---|
| 355 | this->destroyDevices(); |
|---|
| 356 | this->loadDevices(); |
|---|
| 357 | |
|---|
| 358 | internalState_ &= ~Bad; |
|---|
| 359 | internalState_ &= ~ReloadRequest; |
|---|
| 360 | CCOUT(4) << "Reloading complete." << std::endl; |
|---|
| 361 | } |
|---|
| 362 | |
|---|
| 363 | // ############################################################ |
|---|
| 364 | // ##### Runtime Methods ##### |
|---|
| 365 | // ########## ########## |
|---|
| 366 | // ############################################################ |
|---|
| 367 | |
|---|
| 368 | void InputManager::update(const Clock& time) |
|---|
| 369 | { |
|---|
| 370 | if (internalState_ & Bad) |
|---|
| 371 | ThrowException(General, "InputManager was not correctly reloaded."); |
|---|
| 372 | |
|---|
| 373 | else if (internalState_ & ReloadRequest) |
|---|
| 374 | reloadInternal(); |
|---|
| 375 | |
|---|
| 376 | // check for states to leave |
|---|
| 377 | if (!stateLeaveRequests_.empty()) |
|---|
| 378 | { |
|---|
| 379 | for (std::set<InputState*>::iterator it = stateLeaveRequests_.begin(); |
|---|
| 380 | it != stateLeaveRequests_.end(); ++it) |
|---|
| 381 | { |
|---|
| 382 | (*it)->left(); |
|---|
| 383 | // just to be sure that the state actually is registered |
|---|
| 384 | assert(statesByName_.find((*it)->getName()) != statesByName_.end()); |
|---|
| 385 | |
|---|
| 386 | activeStates_.erase((*it)->getPriority()); |
|---|
| 387 | if ((*it)->getPriority() < InputStatePriority::HighPriority) |
|---|
| 388 | (*it)->setPriority(0); |
|---|
| 389 | updateActiveStates(); |
|---|
| 390 | } |
|---|
| 391 | stateLeaveRequests_.clear(); |
|---|
| 392 | } |
|---|
| 393 | |
|---|
| 394 | // check for states to enter |
|---|
| 395 | if (!stateEnterRequests_.empty()) |
|---|
| 396 | { |
|---|
| 397 | for (std::set<InputState*>::const_iterator it = stateEnterRequests_.begin(); |
|---|
| 398 | it != stateEnterRequests_.end(); ++it) |
|---|
| 399 | { |
|---|
| 400 | // just to be sure that the state actually is registered |
|---|
| 401 | assert(statesByName_.find((*it)->getName()) != statesByName_.end()); |
|---|
| 402 | |
|---|
| 403 | if ((*it)->getPriority() == 0) |
|---|
| 404 | { |
|---|
| 405 | // Get smallest possible priority between 1 and maxStateStackSize_s |
|---|
| 406 | for(std::map<int, InputState*>::reverse_iterator rit = activeStates_.rbegin(); |
|---|
| 407 | rit != activeStates_.rend(); ++rit) |
|---|
| 408 | { |
|---|
| 409 | if (rit->first < InputStatePriority::HighPriority) |
|---|
| 410 | { |
|---|
| 411 | (*it)->setPriority(rit->first + 1); |
|---|
| 412 | break; |
|---|
| 413 | } |
|---|
| 414 | } |
|---|
| 415 | // In case no normal handler was on the stack |
|---|
| 416 | if ((*it)->getPriority() == 0) |
|---|
| 417 | (*it)->setPriority(1); |
|---|
| 418 | } |
|---|
| 419 | activeStates_[(*it)->getPriority()] = (*it); |
|---|
| 420 | updateActiveStates(); |
|---|
| 421 | (*it)->entered(); |
|---|
| 422 | } |
|---|
| 423 | stateEnterRequests_.clear(); |
|---|
| 424 | } |
|---|
| 425 | |
|---|
| 426 | // check for states to destroy |
|---|
| 427 | if (!stateDestroyRequests_.empty()) |
|---|
| 428 | { |
|---|
| 429 | for (std::set<InputState*>::iterator it = stateDestroyRequests_.begin(); |
|---|
| 430 | it != stateDestroyRequests_.end(); ++it) |
|---|
| 431 | { |
|---|
| 432 | destroyStateInternal((*it)); |
|---|
| 433 | } |
|---|
| 434 | stateDestroyRequests_.clear(); |
|---|
| 435 | } |
|---|
| 436 | |
|---|
| 437 | // check whether a state has changed its EMPTY situation |
|---|
| 438 | bool bUpdateRequired = false; |
|---|
| 439 | for (std::map<int, InputState*>::iterator it = activeStates_.begin(); it != activeStates_.end(); ++it) |
|---|
| 440 | { |
|---|
| 441 | if (it->second->hasExpired()) |
|---|
| 442 | { |
|---|
| 443 | it->second->resetExpiration(); |
|---|
| 444 | bUpdateRequired = true; |
|---|
| 445 | } |
|---|
| 446 | } |
|---|
| 447 | if (bUpdateRequired) |
|---|
| 448 | updateActiveStates(); |
|---|
| 449 | |
|---|
| 450 | // mark that we now start capturing and distributing input |
|---|
| 451 | internalState_ |= Ticking; |
|---|
| 452 | |
|---|
| 453 | // Capture all the input and handle it |
|---|
| 454 | BOOST_FOREACH(InputDevice* device, devices_) |
|---|
| 455 | if (device != NULL) |
|---|
| 456 | device->update(time); |
|---|
| 457 | |
|---|
| 458 | // Update the states |
|---|
| 459 | for (unsigned int i = 0; i < activeStatesTicked_.size(); ++i) |
|---|
| 460 | activeStatesTicked_[i]->update(time.getDeltaTime()); |
|---|
| 461 | |
|---|
| 462 | internalState_ &= ~Ticking; |
|---|
| 463 | } |
|---|
| 464 | |
|---|
| 465 | /** |
|---|
| 466 | @brief |
|---|
| 467 | Updates the currently active states (according to activeStates_) for each device. |
|---|
| 468 | Also, a list of all active states (no duplicates!) is compiled for the general update(). |
|---|
| 469 | */ |
|---|
| 470 | void InputManager::updateActiveStates() |
|---|
| 471 | { |
|---|
| 472 | assert((internalState_ & InputManager::Ticking) == 0); |
|---|
| 473 | // temporary resize |
|---|
| 474 | for (unsigned int i = 0; i < devices_.size(); ++i) |
|---|
| 475 | { |
|---|
| 476 | if (devices_[i] == NULL) |
|---|
| 477 | continue; |
|---|
| 478 | std::vector<InputState*>& states = devices_[i]->getStateListRef(); |
|---|
| 479 | bool occupied = false; |
|---|
| 480 | states.clear(); |
|---|
| 481 | for (std::map<int, InputState*>::reverse_iterator rit = activeStates_.rbegin(); rit != activeStates_.rend(); ++rit) |
|---|
| 482 | { |
|---|
| 483 | if (rit->second->isInputDeviceEnabled(i) && (!occupied || rit->second->bAlwaysGetsInput_)) |
|---|
| 484 | { |
|---|
| 485 | states.push_back(rit->second); |
|---|
| 486 | if (!rit->second->bTransparent_) |
|---|
| 487 | occupied = true; |
|---|
| 488 | } |
|---|
| 489 | } |
|---|
| 490 | } |
|---|
| 491 | |
|---|
| 492 | // update tickables (every state will only appear once) |
|---|
| 493 | // Using a std::set to avoid duplicates |
|---|
| 494 | std::set<InputState*> tempSet; |
|---|
| 495 | for (unsigned int i = 0; i < devices_.size(); ++i) |
|---|
| 496 | if (devices_[i] != NULL) |
|---|
| 497 | for (unsigned int iState = 0; iState < devices_[i]->getStateListRef().size(); ++iState) |
|---|
| 498 | tempSet.insert(devices_[i]->getStateListRef()[iState]); |
|---|
| 499 | |
|---|
| 500 | // copy the content of the std::set back to the actual vector |
|---|
| 501 | activeStatesTicked_.clear(); |
|---|
| 502 | for (std::set<InputState*>::const_iterator it = tempSet.begin();it != tempSet.end(); ++it) |
|---|
| 503 | activeStatesTicked_.push_back(*it); |
|---|
| 504 | |
|---|
| 505 | // Check whether we have to change the mouse mode |
|---|
| 506 | MouseMode::Value requestedMode = MouseMode::Dontcare; |
|---|
| 507 | std::vector<InputState*>& mouseStates = devices_[InputDeviceEnumerator::Mouse]->getStateListRef(); |
|---|
| 508 | if (mouseStates.empty()) |
|---|
| 509 | requestedMode = MouseMode::Nonexclusive; |
|---|
| 510 | else |
|---|
| 511 | requestedMode = mouseStates.front()->getMouseMode(); |
|---|
| 512 | if (requestedMode != MouseMode::Dontcare && mouseMode_ != requestedMode) |
|---|
| 513 | { |
|---|
| 514 | mouseMode_ = requestedMode; |
|---|
| 515 | if (!GraphicsManager::getInstance().isFullScreen()) |
|---|
| 516 | this->reloadInternal(); |
|---|
| 517 | } |
|---|
| 518 | } |
|---|
| 519 | |
|---|
| 520 | void InputManager::clearBuffers() |
|---|
| 521 | { |
|---|
| 522 | BOOST_FOREACH(InputDevice* device, devices_) |
|---|
| 523 | if (device != NULL) |
|---|
| 524 | device->clearBuffers(); |
|---|
| 525 | } |
|---|
| 526 | |
|---|
| 527 | void InputManager::calibrate() |
|---|
| 528 | { |
|---|
| 529 | COUT(0) << "Move all joy stick axes fully in all directions." << std::endl |
|---|
| 530 | << "When done, put the axex in the middle position and press enter." << std::endl; |
|---|
| 531 | |
|---|
| 532 | BOOST_FOREACH(InputDevice* device, devices_) |
|---|
| 533 | if (device != NULL) |
|---|
| 534 | device->startCalibration(); |
|---|
| 535 | |
|---|
| 536 | internalState_ |= Calibrating; |
|---|
| 537 | enterState("calibrator"); |
|---|
| 538 | } |
|---|
| 539 | |
|---|
| 540 | //! Tells all devices to stop the calibration and evaluate it. Buffers are being cleared as well! |
|---|
| 541 | void InputManager::stopCalibration() |
|---|
| 542 | { |
|---|
| 543 | BOOST_FOREACH(InputDevice* device, devices_) |
|---|
| 544 | if (device != NULL) |
|---|
| 545 | device->stopCalibration(); |
|---|
| 546 | |
|---|
| 547 | // restore old input state |
|---|
| 548 | leaveState("calibrator"); |
|---|
| 549 | internalState_ &= ~Calibrating; |
|---|
| 550 | // Clear buffers to prevent button hold events |
|---|
| 551 | this->clearBuffers(); |
|---|
| 552 | |
|---|
| 553 | COUT(0) << "Calibration has been stored." << std::endl; |
|---|
| 554 | } |
|---|
| 555 | |
|---|
| 556 | //! Gets called by WindowEventListener upon focus change --> clear buffers |
|---|
| 557 | void InputManager::windowFocusChanged() |
|---|
| 558 | { |
|---|
| 559 | this->clearBuffers(); |
|---|
| 560 | } |
|---|
| 561 | |
|---|
| 562 | std::pair<int, int> InputManager::getMousePosition() const |
|---|
| 563 | { |
|---|
| 564 | Mouse* mouse = static_cast<Mouse*>(devices_[InputDeviceEnumerator::Mouse]); |
|---|
| 565 | if (mouse != NULL) |
|---|
| 566 | { |
|---|
| 567 | const OIS::MouseState state = mouse->getOISDevice()->getMouseState(); |
|---|
| 568 | return std::make_pair(state.X.abs, state.Y.abs); |
|---|
| 569 | } |
|---|
| 570 | else |
|---|
| 571 | return std::make_pair(0, 0); |
|---|
| 572 | } |
|---|
| 573 | |
|---|
| 574 | // ############################################################ |
|---|
| 575 | // ##### Input States ##### |
|---|
| 576 | // ########## ########## |
|---|
| 577 | // ############################################################ |
|---|
| 578 | |
|---|
| 579 | InputState* InputManager::createInputState(const std::string& name, bool bAlwaysGetsInput, bool bTransparent, InputStatePriority priority) |
|---|
| 580 | { |
|---|
| 581 | if (name == "") |
|---|
| 582 | return 0; |
|---|
| 583 | if (statesByName_.find(name) == statesByName_.end()) |
|---|
| 584 | { |
|---|
| 585 | if (priority >= InputStatePriority::HighPriority || priority == InputStatePriority::Empty) |
|---|
| 586 | { |
|---|
| 587 | // Make sure we don't add two high priority states with the same priority |
|---|
| 588 | for (std::map<std::string, InputState*>::const_iterator it = this->statesByName_.begin(); |
|---|
| 589 | it != this->statesByName_.end(); ++it) |
|---|
| 590 | { |
|---|
| 591 | if (it->second->getPriority() == priority) |
|---|
| 592 | { |
|---|
| 593 | COUT(2) << "Warning: Could not add an InputState with the same priority '" |
|---|
| 594 | << static_cast<int>(priority) << "' != 0." << std::endl; |
|---|
| 595 | return 0; |
|---|
| 596 | } |
|---|
| 597 | } |
|---|
| 598 | } |
|---|
| 599 | InputState* state = new InputState(name, bAlwaysGetsInput, bTransparent, priority); |
|---|
| 600 | statesByName_[name] = state; |
|---|
| 601 | |
|---|
| 602 | return state; |
|---|
| 603 | } |
|---|
| 604 | else |
|---|
| 605 | { |
|---|
| 606 | COUT(2) << "Warning: Could not add an InputState with the same name '" << name << "'." << std::endl; |
|---|
| 607 | return 0; |
|---|
| 608 | } |
|---|
| 609 | } |
|---|
| 610 | |
|---|
| 611 | InputState* InputManager::getState(const std::string& name) |
|---|
| 612 | { |
|---|
| 613 | std::map<std::string, InputState*>::iterator it = statesByName_.find(name); |
|---|
| 614 | if (it != statesByName_.end()) |
|---|
| 615 | return it->second; |
|---|
| 616 | else |
|---|
| 617 | return 0; |
|---|
| 618 | } |
|---|
| 619 | |
|---|
| 620 | bool InputManager::enterState(const std::string& name) |
|---|
| 621 | { |
|---|
| 622 | // get pointer from the map with all stored handlers |
|---|
| 623 | std::map<std::string, InputState*>::const_iterator it = statesByName_.find(name); |
|---|
| 624 | if (it != statesByName_.end()) |
|---|
| 625 | { |
|---|
| 626 | // exists |
|---|
| 627 | if (activeStates_.find(it->second->getPriority()) == activeStates_.end()) |
|---|
| 628 | { |
|---|
| 629 | // not active |
|---|
| 630 | if (stateDestroyRequests_.find(it->second) == stateDestroyRequests_.end()) |
|---|
| 631 | { |
|---|
| 632 | // not scheduled for destruction |
|---|
| 633 | // prevents a state being added multiple times |
|---|
| 634 | stateEnterRequests_.insert(it->second); |
|---|
| 635 | return true; |
|---|
| 636 | } |
|---|
| 637 | } |
|---|
| 638 | } |
|---|
| 639 | return false; |
|---|
| 640 | } |
|---|
| 641 | |
|---|
| 642 | bool InputManager::leaveState(const std::string& name) |
|---|
| 643 | { |
|---|
| 644 | if (name == "empty") |
|---|
| 645 | { |
|---|
| 646 | COUT(2) << "InputManager: Leaving the empty state is not allowed!" << std::endl; |
|---|
| 647 | return false; |
|---|
| 648 | } |
|---|
| 649 | // get pointer from the map with all stored handlers |
|---|
| 650 | std::map<std::string, InputState*>::const_iterator it = statesByName_.find(name); |
|---|
| 651 | if (it != statesByName_.end()) |
|---|
| 652 | { |
|---|
| 653 | // exists |
|---|
| 654 | if (activeStates_.find(it->second->getPriority()) != activeStates_.end()) |
|---|
| 655 | { |
|---|
| 656 | // active |
|---|
| 657 | stateLeaveRequests_.insert(it->second); |
|---|
| 658 | return true; |
|---|
| 659 | } |
|---|
| 660 | } |
|---|
| 661 | return false; |
|---|
| 662 | } |
|---|
| 663 | |
|---|
| 664 | bool InputManager::destroyState(const std::string& name) |
|---|
| 665 | { |
|---|
| 666 | if (name == "empty") |
|---|
| 667 | { |
|---|
| 668 | COUT(2) << "InputManager: Removing the empty state is not allowed!" << std::endl; |
|---|
| 669 | return false; |
|---|
| 670 | } |
|---|
| 671 | std::map<std::string, InputState*>::iterator it = statesByName_.find(name); |
|---|
| 672 | if (it != statesByName_.end()) |
|---|
| 673 | { |
|---|
| 674 | if (activeStates_.find(it->second->getPriority()) != activeStates_.end()) |
|---|
| 675 | { |
|---|
| 676 | // The state is still active. We have to postpone |
|---|
| 677 | stateLeaveRequests_.insert(it->second); |
|---|
| 678 | stateDestroyRequests_.insert(it->second); |
|---|
| 679 | } |
|---|
| 680 | else if (this->internalState_ & Ticking) |
|---|
| 681 | { |
|---|
| 682 | // cannot remove state while ticking |
|---|
| 683 | stateDestroyRequests_.insert(it->second); |
|---|
| 684 | } |
|---|
| 685 | else |
|---|
| 686 | destroyStateInternal(it->second); |
|---|
| 687 | |
|---|
| 688 | return true; |
|---|
| 689 | } |
|---|
| 690 | return false; |
|---|
| 691 | } |
|---|
| 692 | |
|---|
| 693 | //! Destroys an InputState internally. |
|---|
| 694 | void InputManager::destroyStateInternal(InputState* state) |
|---|
| 695 | { |
|---|
| 696 | assert(state && !(this->internalState_ & Ticking)); |
|---|
| 697 | std::map<int, InputState*>::iterator it = this->activeStates_.find(state->getPriority()); |
|---|
| 698 | if (it != this->activeStates_.end()) |
|---|
| 699 | { |
|---|
| 700 | this->activeStates_.erase(it); |
|---|
| 701 | updateActiveStates(); |
|---|
| 702 | } |
|---|
| 703 | statesByName_.erase(state->getName()); |
|---|
| 704 | state->destroy(); |
|---|
| 705 | } |
|---|
| 706 | } |
|---|