| 1 | /* | 
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| 2 | *   ORXONOX - the hottest 3D action shooter ever to exist | 
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| 3 | *                    > www.orxonox.net < | 
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| 4 | * | 
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| 5 | * | 
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| 6 | *   License notice: | 
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| 7 | * | 
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| 8 | *   This program is free software; you can redistribute it and/or | 
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| 9 | *   modify it under the terms of the GNU General Public License | 
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| 10 | *   as published by the Free Software Foundation; either version 2 | 
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| 11 | *   of the License, or (at your option) any later version. | 
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| 12 | * | 
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| 13 | *   This program is distributed in the hope that it will be useful, | 
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| 14 | *   but WITHOUT ANY WARRANTY; without even the implied warranty of | 
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| 15 | *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the | 
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| 16 | *   GNU General Public License for more details. | 
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| 17 | * | 
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| 18 | *   You should have received a copy of the GNU General Public License | 
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| 19 | *   along with this program; if not, write to the Free Software | 
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| 20 | *   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA. | 
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| 21 | * | 
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| 22 | *   Author: | 
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| 23 | *      Reto Grieder | 
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| 24 | *   Co-authors: | 
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| 25 | *      ... | 
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| 26 | * | 
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| 27 | */ | 
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| 28 |  | 
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| 29 | /** | 
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| 30 | @file | 
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| 31 | @brief | 
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| 32 | Implementation of the InputManager and a static variable from the InputHandler. | 
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| 33 | */ | 
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| 34 |  | 
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| 35 | #include "InputManager.h" | 
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| 36 |  | 
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| 37 | #include <cassert> | 
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| 38 | #include <climits> | 
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| 39 | #include <ois/OISException.h> | 
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| 40 | #include <ois/OISInputManager.h> | 
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| 41 | #include <boost/foreach.hpp> | 
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| 42 |  | 
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| 43 | #include "util/Clock.h" | 
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| 44 | #include "util/Convert.h" | 
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| 45 | #include "util/Exception.h" | 
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| 46 | #include "util/ScopeGuard.h" | 
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| 47 | #include "core/CoreIncludes.h" | 
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| 48 | #include "core/ConfigValueIncludes.h" | 
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| 49 | #include "core/ConsoleCommand.h" | 
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| 50 | #include "core/CommandLineParser.h" | 
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| 51 | #include "core/Functor.h" | 
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| 52 | #include "core/GraphicsManager.h" | 
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| 53 |  | 
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| 54 | #include "InputBuffer.h" | 
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| 55 | #include "JoyStick.h" | 
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| 56 | #include "JoyStickQuantityListener.h" | 
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| 57 | #include "Mouse.h" | 
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| 58 | #include "Keyboard.h" | 
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| 59 |  | 
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| 60 | namespace orxonox | 
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| 61 | { | 
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| 62 | SetCommandLineSwitch(keyboard_no_grab).information("Whether not to exclusively grab the keyboard"); | 
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| 63 |  | 
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| 64 | // Abuse of this source file for the InputHandler | 
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| 65 | InputHandler InputHandler::EMPTY; | 
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| 66 |  | 
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| 67 | InputManager* InputManager::singletonPtr_s = 0; | 
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| 68 |  | 
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| 69 | //! Defines the |= operator for easier use. | 
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| 70 | inline InputManager::State operator|=(InputManager::State& lval, InputManager::State rval) | 
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| 71 | { | 
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| 72 | return (lval = (InputManager::State)(lval | rval)); | 
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| 73 | } | 
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| 74 |  | 
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| 75 | //! Defines the &= operator for easier use. | 
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| 76 | inline InputManager::State operator&=(InputManager::State& lval, int rval) | 
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| 77 | { | 
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| 78 | return (lval = (InputManager::State)(lval & rval)); | 
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| 79 | } | 
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| 80 |  | 
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| 81 | // ############################################################ | 
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| 82 | // #####                  Initialisation                  ##### | 
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| 83 | // ##########                                        ########## | 
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| 84 | // ############################################################ | 
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| 85 | InputManager::InputManager() | 
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| 86 | : internalState_(Bad) | 
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| 87 | , oisInputManager_(0) | 
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| 88 | , devices_(2) | 
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| 89 | , mouseMode_(MouseMode::Nonexclusive) | 
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| 90 | , emptyState_(0) | 
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| 91 | , calibratorCallbackHandler_(0) | 
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| 92 | { | 
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| 93 | RegisterRootObject(InputManager); | 
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| 94 |  | 
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| 95 | CCOUT(4) << "Constructing..." << std::endl; | 
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| 96 |  | 
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| 97 | this->setConfigValues(); | 
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| 98 |  | 
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| 99 | if (GraphicsManager::getInstance().isFullScreen()) | 
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| 100 | mouseMode_ = MouseMode::Exclusive; | 
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| 101 | this->loadDevices(); | 
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| 102 |  | 
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| 103 | // Lowest priority empty InputState | 
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| 104 | emptyState_ = createInputState("empty", false, false, InputStatePriority::Empty); | 
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| 105 | emptyState_->setHandler(&InputHandler::EMPTY); | 
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| 106 | activeStates_[emptyState_->getPriority()] = emptyState_; | 
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| 107 |  | 
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| 108 | // Joy stick calibration helper callback | 
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| 109 | InputState* calibrator = createInputState("calibrator", false, false, InputStatePriority::Calibrator); | 
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| 110 | calibrator->setHandler(&InputHandler::EMPTY); | 
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| 111 | calibratorCallbackHandler_ = new InputBuffer(); | 
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| 112 | calibratorCallbackHandler_->registerListener(this, &InputManager::stopCalibration, '\r', true); | 
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| 113 | calibrator->setKeyHandler(calibratorCallbackHandler_); | 
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| 114 |  | 
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| 115 | this->updateActiveStates(); | 
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| 116 |  | 
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| 117 | // calibrate console command | 
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| 118 | this->getIdentifier()->addConsoleCommand(createConsoleCommand(createFunctor(&InputManager::calibrate, this), "calibrate"), true); | 
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| 119 | // reload console command | 
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| 120 | this->getIdentifier()->addConsoleCommand(createConsoleCommand(createFunctor(&InputManager::reload, this), "reload"), false); | 
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| 121 |  | 
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| 122 | CCOUT(4) << "Construction complete." << std::endl; | 
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| 123 | internalState_ = Nothing; | 
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| 124 | } | 
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| 125 |  | 
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| 126 | void InputManager::setConfigValues() | 
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| 127 | { | 
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| 128 | } | 
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| 129 |  | 
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| 130 | /** | 
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| 131 | @brief | 
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| 132 | Creates the OIS::InputMananger, the keyboard, the mouse and | 
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| 133 | the joys ticks. If either of the first two fail, this method throws an exception. | 
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| 134 | @param windowWidth | 
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| 135 | The width of the render window | 
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| 136 | @param windowHeight | 
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| 137 | The height of the render window | 
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| 138 | */ | 
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| 139 | void InputManager::loadDevices() | 
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| 140 | { | 
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| 141 | CCOUT(4) << "Loading input devices..." << std::endl; | 
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| 142 |  | 
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| 143 | // When loading the devices they should not already be loaded | 
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| 144 | assert(internalState_ & Bad); | 
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| 145 | assert(devices_[InputDeviceEnumerator::Mouse] == 0); | 
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| 146 | assert(devices_[InputDeviceEnumerator::Keyboard] == 0); | 
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| 147 | assert(devices_.size() == InputDeviceEnumerator::FirstJoyStick); | 
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| 148 |  | 
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| 149 | // Fill parameter list | 
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| 150 | OIS::ParamList paramList; | 
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| 151 | size_t windowHnd = GraphicsManager::getInstance().getRenderWindowHandle(); | 
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| 152 | paramList.insert(std::make_pair("WINDOW", multi_cast<std::string>(windowHnd))); | 
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| 153 | #if defined(ORXONOX_PLATFORM_WINDOWS) | 
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| 154 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_NONEXCLUSIVE")); | 
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| 155 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_FOREGROUND")); | 
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| 156 | paramList.insert(std::make_pair("w32_mouse", "DISCL_FOREGROUND")); | 
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| 157 | if (mouseMode_ == MouseMode::Exclusive || GraphicsManager::getInstance().isFullScreen()) | 
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| 158 | { | 
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| 159 | // Disable Windows key plus special keys (like play, stop, next, etc.) | 
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| 160 | paramList.insert(std::make_pair("w32_keyboard", "DISCL_NOWINKEY")); | 
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| 161 | paramList.insert(std::make_pair("w32_mouse", "DISCL_EXCLUSIVE")); | 
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| 162 | } | 
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| 163 | else | 
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| 164 | paramList.insert(std::make_pair("w32_mouse", "DISCL_NONEXCLUSIVE")); | 
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| 165 | #elif defined(ORXONOX_PLATFORM_LINUX) | 
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| 166 | // Enabling this is probably a bad idea, but whenever orxonox crashes, the setting stays on | 
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| 167 | // Trouble might be that the Pressed event occurs a bit too often... | 
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| 168 | paramList.insert(std::make_pair("XAutoRepeatOn", "true")); | 
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| 169 |  | 
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| 170 | if (mouseMode_ == MouseMode::Exclusive || GraphicsManager::getInstance().isFullScreen()) | 
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| 171 | { | 
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| 172 | if (CommandLineParser::getValue("keyboard_no_grab").getBool()) | 
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| 173 | paramList.insert(std::make_pair("x11_keyboard_grab", "false")); | 
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| 174 | else | 
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| 175 | paramList.insert(std::make_pair("x11_keyboard_grab", "true")); | 
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| 176 | paramList.insert(std::make_pair("x11_mouse_grab",  "true")); | 
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| 177 | paramList.insert(std::make_pair("x11_mouse_hide", "true")); | 
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| 178 | } | 
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| 179 | else | 
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| 180 | { | 
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| 181 | paramList.insert(std::make_pair("x11_keyboard_grab", "false")); | 
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| 182 | paramList.insert(std::make_pair("x11_mouse_grab",  "false")); | 
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| 183 | paramList.insert(std::make_pair("x11_mouse_hide", "false")); | 
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| 184 | } | 
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| 185 | #endif | 
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| 186 |  | 
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| 187 | try | 
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| 188 | { | 
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| 189 | oisInputManager_ = OIS::InputManager::createInputSystem(paramList); | 
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| 190 | // Exception-safety | 
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| 191 | Loki::ScopeGuard guard = Loki::MakeGuard(OIS::InputManager::destroyInputSystem, oisInputManager_); | 
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| 192 | CCOUT(4) << "Created OIS input manager." << std::endl; | 
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| 193 |  | 
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| 194 | if (oisInputManager_->getNumberOfDevices(OIS::OISKeyboard) > 0) | 
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| 195 | devices_[InputDeviceEnumerator::Keyboard] = new Keyboard(InputDeviceEnumerator::Keyboard, oisInputManager_); | 
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| 196 | else | 
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| 197 | ThrowException(InitialisationFailed, "InputManager: No keyboard found, cannot proceed!"); | 
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| 198 |  | 
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| 199 | // Successful initialisation | 
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| 200 | guard.Dismiss(); | 
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| 201 | } | 
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| 202 | catch (const std::exception& ex) | 
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| 203 | { | 
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| 204 | oisInputManager_ = NULL; | 
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| 205 | internalState_ |= Bad; | 
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| 206 | ThrowException(InitialisationFailed, "Could not initialise the input system: " << ex.what()); | 
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| 207 | } | 
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| 208 |  | 
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| 209 | this->loadMouse(); | 
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| 210 | this->loadJoySticks(); | 
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| 211 |  | 
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| 212 | // Reorder states in case some joy sticks were added/removed | 
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| 213 | this->updateActiveStates(); | 
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| 214 |  | 
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| 215 | CCOUT(4) << "Input devices loaded." << std::endl; | 
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| 216 | } | 
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| 217 |  | 
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| 218 | //! Creates a new orxonox::Mouse | 
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| 219 | void InputManager::loadMouse() | 
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| 220 | { | 
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| 221 | if (oisInputManager_->getNumberOfDevices(OIS::OISMouse) > 0) | 
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| 222 | { | 
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| 223 | try | 
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| 224 | { | 
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| 225 | devices_[InputDeviceEnumerator::Mouse] = new Mouse(InputDeviceEnumerator::Mouse, oisInputManager_); | 
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| 226 | } | 
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| 227 | catch (const std::exception& ex) | 
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| 228 | { | 
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| 229 | CCOUT(2) << "Warning: Failed to create Mouse:" << ex.what() << std::endl | 
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| 230 | << "Proceeding without mouse support." << std::endl; | 
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| 231 | } | 
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| 232 | } | 
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| 233 | else | 
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| 234 | CCOUT(2) << "Warning: No mouse found! Proceeding without mouse support." << std::endl; | 
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| 235 | } | 
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| 236 |  | 
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| 237 | //! Creates as many joy sticks as are available. | 
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| 238 | void InputManager::loadJoySticks() | 
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| 239 | { | 
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| 240 | for (int i = 0; i < oisInputManager_->getNumberOfDevices(OIS::OISJoyStick); i++) | 
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| 241 | { | 
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| 242 | try | 
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| 243 | { | 
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| 244 | devices_.push_back(new JoyStick(InputDeviceEnumerator::FirstJoyStick + i, oisInputManager_)); | 
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| 245 | } | 
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| 246 | catch (const std::exception& ex) | 
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| 247 | { | 
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| 248 | CCOUT(2) << "Warning: Failed to create joy stick: " << ex.what() << std::endl; | 
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| 249 | } | 
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| 250 | } | 
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| 251 |  | 
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| 252 | // inform all JoyStick Device Number Listeners | 
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| 253 | std::vector<JoyStick*> joyStickList; | 
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| 254 | for (unsigned int i = InputDeviceEnumerator::FirstJoyStick; i < devices_.size(); ++i) | 
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| 255 | joyStickList.push_back(static_cast<JoyStick*>(devices_[i])); | 
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| 256 | JoyStickQuantityListener::changeJoyStickQuantity(joyStickList); | 
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| 257 | } | 
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| 258 |  | 
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| 259 | // ############################################################ | 
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| 260 | // #####                    Destruction                   ##### | 
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| 261 | // ##########                                        ########## | 
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| 262 | // ############################################################ | 
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| 263 |  | 
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| 264 | InputManager::~InputManager() | 
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| 265 | { | 
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| 266 | CCOUT(3) << "Destroying..." << std::endl; | 
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| 267 |  | 
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| 268 | // Destroy calibrator helper handler and state | 
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| 269 | this->destroyState("calibrator"); | 
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| 270 | // Destroy KeyDetector and state | 
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| 271 | calibratorCallbackHandler_->destroy(); | 
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| 272 | // destroy the empty InputState | 
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| 273 | this->destroyStateInternal(this->emptyState_); | 
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| 274 |  | 
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| 275 | // destroy all user InputStates | 
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| 276 | while (statesByName_.size() > 0) | 
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| 277 | this->destroyStateInternal(statesByName_.rbegin()->second); | 
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| 278 |  | 
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| 279 | if (!(internalState_ & Bad)) | 
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| 280 | this->destroyDevices(); | 
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| 281 |  | 
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| 282 | CCOUT(3) << "Destruction complete." << std::endl; | 
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| 283 | } | 
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| 284 |  | 
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| 285 | /** | 
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| 286 | @brief | 
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| 287 | Destoys all input devices (joy sticks, mouse, keyboard and OIS::InputManager) | 
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| 288 | @throw | 
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| 289 | Method does not throw | 
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| 290 | */ | 
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| 291 | void InputManager::destroyDevices() | 
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| 292 | { | 
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| 293 | CCOUT(4) << "Destroying devices..." << std::endl; | 
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| 294 |  | 
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| 295 | BOOST_FOREACH(InputDevice*& device, devices_) | 
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| 296 | { | 
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| 297 | if (device == NULL) | 
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| 298 | continue; | 
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| 299 | const std::string& className = device->getClassName(); | 
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| 300 | try | 
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| 301 | { | 
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| 302 | delete device; | 
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| 303 | device = 0; | 
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| 304 | CCOUT(4) << className << " destroyed." << std::endl; | 
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| 305 | } | 
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| 306 | catch (...) | 
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| 307 | { | 
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| 308 | COUT(1) << className << " destruction failed: " << Exception::handleMessage() << std::endl | 
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| 309 | << "    Potential resource leak!" << std::endl; | 
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| 310 | } | 
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| 311 | } | 
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| 312 | devices_.resize(InputDeviceEnumerator::FirstJoyStick); | 
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| 313 |  | 
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| 314 | assert(oisInputManager_ != NULL); | 
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| 315 | try | 
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| 316 | { | 
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| 317 | OIS::InputManager::destroyInputSystem(oisInputManager_); | 
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| 318 | } | 
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| 319 | catch (...) | 
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| 320 | { | 
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| 321 | COUT(1) << "OIS::InputManager destruction failed" << Exception::handleMessage() << std::endl | 
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| 322 | << "    Potential resource leak!" << std::endl; | 
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| 323 | } | 
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| 324 | oisInputManager_ = NULL; | 
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| 325 |  | 
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| 326 | internalState_ |= Bad; | 
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| 327 | CCOUT(4) << "Destroyed devices." << std::endl; | 
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| 328 | } | 
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| 329 |  | 
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| 330 | // ############################################################ | 
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| 331 | // #####                     Reloading                    ##### | 
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| 332 | // ##########                                        ########## | 
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| 333 | // ############################################################ | 
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| 334 |  | 
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| 335 | void InputManager::reload() | 
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| 336 | { | 
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| 337 | if (internalState_ & Ticking) | 
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| 338 | { | 
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| 339 | // We cannot destroy OIS right now, because reload was probably | 
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| 340 | // caused by a user clicking on a GUI item. The stack trace would then | 
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| 341 | // include an OIS method. So it would be a very bad thing to destroy it.. | 
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| 342 | internalState_ |= ReloadRequest; | 
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| 343 | } | 
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| 344 | else if (internalState_ & Calibrating) | 
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| 345 | CCOUT(2) << "Warning: Cannot reload input system. Joy sticks are currently being calibrated." << std::endl; | 
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| 346 | else | 
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| 347 | reloadInternal(); | 
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| 348 | } | 
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| 349 |  | 
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| 350 | //! Internal reload method. Destroys the OIS devices and loads them again. | 
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| 351 | void InputManager::reloadInternal() | 
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| 352 | { | 
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| 353 | CCOUT(3) << "Reloading ..." << std::endl; | 
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| 354 |  | 
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| 355 | this->destroyDevices(); | 
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| 356 | this->loadDevices(); | 
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| 357 |  | 
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| 358 | internalState_ &= ~Bad; | 
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| 359 | internalState_ &= ~ReloadRequest; | 
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| 360 | CCOUT(4) << "Reloading complete." << std::endl; | 
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| 361 | } | 
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| 362 |  | 
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| 363 | // ############################################################ | 
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| 364 | // #####                  Runtime Methods                 ##### | 
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| 365 | // ##########                                        ########## | 
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| 366 | // ############################################################ | 
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| 367 |  | 
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| 368 | void InputManager::preUpdate(const Clock& time) | 
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| 369 | { | 
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| 370 | if (internalState_ & Bad) | 
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| 371 | ThrowException(General, "InputManager was not correctly reloaded."); | 
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| 372 |  | 
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| 373 | else if (internalState_ & ReloadRequest) | 
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| 374 | reloadInternal(); | 
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| 375 |  | 
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| 376 | // check for states to leave | 
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| 377 | if (!stateLeaveRequests_.empty()) | 
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| 378 | { | 
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| 379 | for (std::set<InputState*>::iterator it = stateLeaveRequests_.begin(); | 
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| 380 | it != stateLeaveRequests_.end(); ++it) | 
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| 381 | { | 
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| 382 | (*it)->left(); | 
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| 383 | // just to be sure that the state actually is registered | 
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| 384 | assert(statesByName_.find((*it)->getName()) != statesByName_.end()); | 
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| 385 |  | 
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| 386 | activeStates_.erase((*it)->getPriority()); | 
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| 387 | if ((*it)->getPriority() < InputStatePriority::HighPriority) | 
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| 388 | (*it)->setPriority(0); | 
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| 389 | updateActiveStates(); | 
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| 390 | } | 
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| 391 | stateLeaveRequests_.clear(); | 
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| 392 | } | 
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| 393 |  | 
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| 394 | // check for states to enter | 
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| 395 | if (!stateEnterRequests_.empty()) | 
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| 396 | { | 
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| 397 | for (std::set<InputState*>::const_iterator it = stateEnterRequests_.begin(); | 
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| 398 | it != stateEnterRequests_.end(); ++it) | 
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| 399 | { | 
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| 400 | // just to be sure that the state actually is registered | 
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| 401 | assert(statesByName_.find((*it)->getName()) != statesByName_.end()); | 
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| 402 |  | 
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| 403 | if ((*it)->getPriority() == 0) | 
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| 404 | { | 
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| 405 | // Get smallest possible priority between 1 and maxStateStackSize_s | 
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| 406 | for(std::map<int, InputState*>::reverse_iterator rit = activeStates_.rbegin(); | 
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| 407 | rit != activeStates_.rend(); ++rit) | 
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| 408 | { | 
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| 409 | if (rit->first < InputStatePriority::HighPriority) | 
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| 410 | { | 
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| 411 | (*it)->setPriority(rit->first + 1); | 
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| 412 | break; | 
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| 413 | } | 
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| 414 | } | 
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| 415 | // In case no normal handler was on the stack | 
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| 416 | if ((*it)->getPriority() == 0) | 
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| 417 | (*it)->setPriority(1); | 
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| 418 | } | 
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| 419 | activeStates_[(*it)->getPriority()] = (*it); | 
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| 420 | updateActiveStates(); | 
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| 421 | (*it)->entered(); | 
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| 422 | } | 
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| 423 | stateEnterRequests_.clear(); | 
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| 424 | } | 
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| 425 |  | 
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| 426 | // check for states to destroy | 
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| 427 | if (!stateDestroyRequests_.empty()) | 
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| 428 | { | 
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| 429 | for (std::set<InputState*>::iterator it = stateDestroyRequests_.begin(); | 
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| 430 | it != stateDestroyRequests_.end(); ++it) | 
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| 431 | { | 
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| 432 | destroyStateInternal((*it)); | 
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| 433 | } | 
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| 434 | stateDestroyRequests_.clear(); | 
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| 435 | } | 
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| 436 |  | 
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| 437 | // check whether a state has changed its EMPTY situation | 
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| 438 | bool bUpdateRequired = false; | 
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| 439 | for (std::map<int, InputState*>::iterator it = activeStates_.begin(); it != activeStates_.end(); ++it) | 
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| 440 | { | 
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| 441 | if (it->second->hasExpired()) | 
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| 442 | { | 
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| 443 | it->second->resetExpiration(); | 
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| 444 | bUpdateRequired = true; | 
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| 445 | } | 
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| 446 | } | 
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| 447 | if (bUpdateRequired) | 
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| 448 | updateActiveStates(); | 
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| 449 |  | 
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| 450 | // mark that we now start capturing and distributing input | 
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| 451 | internalState_ |= Ticking; | 
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| 452 |  | 
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| 453 | // Capture all the input and handle it | 
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| 454 | BOOST_FOREACH(InputDevice* device, devices_) | 
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| 455 | if (device != NULL) | 
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| 456 | device->update(time); | 
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| 457 |  | 
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| 458 | // Update the states | 
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| 459 | for (unsigned int i = 0; i < activeStatesTicked_.size(); ++i) | 
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| 460 | activeStatesTicked_[i]->update(time.getDeltaTime()); | 
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| 461 |  | 
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| 462 | internalState_ &= ~Ticking; | 
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| 463 | } | 
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| 464 |  | 
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| 465 | /** | 
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| 466 | @brief | 
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| 467 | Updates the currently active states (according to activeStates_) for each device. | 
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| 468 | Also, a list of all active states (no duplicates!) is compiled for the general preUpdate(). | 
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| 469 | */ | 
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| 470 | void InputManager::updateActiveStates() | 
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| 471 | { | 
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| 472 | assert((internalState_ & InputManager::Ticking) == 0); | 
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| 473 | // temporary resize | 
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| 474 | for (unsigned int i = 0; i < devices_.size(); ++i) | 
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| 475 | { | 
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| 476 | if (devices_[i] == NULL) | 
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| 477 | continue; | 
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| 478 | std::vector<InputState*>& states = devices_[i]->getStateListRef(); | 
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| 479 | bool occupied = false; | 
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| 480 | states.clear(); | 
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| 481 | for (std::map<int, InputState*>::reverse_iterator rit = activeStates_.rbegin(); rit != activeStates_.rend(); ++rit) | 
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| 482 | { | 
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| 483 | if (rit->second->isInputDeviceEnabled(i) && (!occupied || rit->second->bAlwaysGetsInput_)) | 
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| 484 | { | 
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| 485 | states.push_back(rit->second); | 
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| 486 | if (!rit->second->bTransparent_) | 
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| 487 | occupied = true; | 
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| 488 | } | 
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| 489 | } | 
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| 490 | } | 
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| 491 |  | 
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| 492 | // update tickables (every state will only appear once) | 
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| 493 | // Using a std::set to avoid duplicates | 
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| 494 | std::set<InputState*> tempSet; | 
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| 495 | for (unsigned int i = 0; i < devices_.size(); ++i) | 
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| 496 | if (devices_[i] != NULL) | 
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| 497 | for (unsigned int iState = 0; iState < devices_[i]->getStateListRef().size(); ++iState) | 
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| 498 | tempSet.insert(devices_[i]->getStateListRef()[iState]); | 
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| 499 |  | 
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| 500 | // copy the content of the std::set back to the actual vector | 
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| 501 | activeStatesTicked_.clear(); | 
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| 502 | for (std::set<InputState*>::const_iterator it = tempSet.begin();it != tempSet.end(); ++it) | 
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| 503 | activeStatesTicked_.push_back(*it); | 
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| 504 |  | 
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| 505 | // Check whether we have to change the mouse mode | 
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| 506 | MouseMode::Value requestedMode = MouseMode::Dontcare; | 
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| 507 | std::vector<InputState*>& mouseStates = devices_[InputDeviceEnumerator::Mouse]->getStateListRef(); | 
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| 508 | if (mouseStates.empty()) | 
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| 509 | requestedMode = MouseMode::Nonexclusive; | 
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| 510 | else | 
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| 511 | requestedMode = mouseStates.front()->getMouseMode(); | 
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| 512 | if (requestedMode != MouseMode::Dontcare && mouseMode_ != requestedMode) | 
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| 513 | { | 
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| 514 | mouseMode_ = requestedMode; | 
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| 515 | if (!GraphicsManager::getInstance().isFullScreen()) | 
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| 516 | this->reloadInternal(); | 
|---|
| 517 | } | 
|---|
| 518 | } | 
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| 519 |  | 
|---|
| 520 | void InputManager::clearBuffers() | 
|---|
| 521 | { | 
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| 522 | BOOST_FOREACH(InputDevice* device, devices_) | 
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| 523 | if (device != NULL) | 
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| 524 | device->clearBuffers(); | 
|---|
| 525 | } | 
|---|
| 526 |  | 
|---|
| 527 | void InputManager::calibrate() | 
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| 528 | { | 
|---|
| 529 | COUT(0) << "Move all joy stick axes fully in all directions." << std::endl | 
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| 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.empty()) | 
|---|
| 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 from being added multiple times | 
|---|
| 634 | stateEnterRequests_.insert(it->second); | 
|---|
| 635 | return true; | 
|---|
| 636 | } | 
|---|
| 637 | } | 
|---|
| 638 | else if (this->stateLeaveRequests_.find(it->second) != this->stateLeaveRequests_.end()) | 
|---|
| 639 | { | 
|---|
| 640 | // State already scheduled for leaving --> cancel | 
|---|
| 641 | this->stateLeaveRequests_.erase(this->stateLeaveRequests_.find(it->second)); | 
|---|
| 642 | } | 
|---|
| 643 | } | 
|---|
| 644 | return false; | 
|---|
| 645 | } | 
|---|
| 646 |  | 
|---|
| 647 | bool InputManager::leaveState(const std::string& name) | 
|---|
| 648 | { | 
|---|
| 649 | if (name == "empty") | 
|---|
| 650 | { | 
|---|
| 651 | COUT(2) << "InputManager: Leaving the empty state is not allowed!" << std::endl; | 
|---|
| 652 | return false; | 
|---|
| 653 | } | 
|---|
| 654 | // get pointer from the map with all stored handlers | 
|---|
| 655 | std::map<std::string, InputState*>::const_iterator it = statesByName_.find(name); | 
|---|
| 656 | if (it != statesByName_.end()) | 
|---|
| 657 | { | 
|---|
| 658 | // exists | 
|---|
| 659 | if (activeStates_.find(it->second->getPriority()) != activeStates_.end()) | 
|---|
| 660 | { | 
|---|
| 661 | // active | 
|---|
| 662 | stateLeaveRequests_.insert(it->second); | 
|---|
| 663 | return true; | 
|---|
| 664 | } | 
|---|
| 665 | else if (this->stateEnterRequests_.find(it->second) != this->stateEnterRequests_.end()) | 
|---|
| 666 | { | 
|---|
| 667 | // State already scheduled for entering --> cancel | 
|---|
| 668 | this->stateEnterRequests_.erase(this->stateEnterRequests_.find(it->second)); | 
|---|
| 669 | } | 
|---|
| 670 | } | 
|---|
| 671 | return false; | 
|---|
| 672 | } | 
|---|
| 673 |  | 
|---|
| 674 | bool InputManager::destroyState(const std::string& name) | 
|---|
| 675 | { | 
|---|
| 676 | if (name == "empty") | 
|---|
| 677 | { | 
|---|
| 678 | COUT(2) << "InputManager: Removing the empty state is not allowed!" << std::endl; | 
|---|
| 679 | return false; | 
|---|
| 680 | } | 
|---|
| 681 | std::map<std::string, InputState*>::iterator it = statesByName_.find(name); | 
|---|
| 682 | if (it != statesByName_.end()) | 
|---|
| 683 | { | 
|---|
| 684 | if (activeStates_.find(it->second->getPriority()) != activeStates_.end()) | 
|---|
| 685 | { | 
|---|
| 686 | // The state is still active. We have to postpone | 
|---|
| 687 | stateLeaveRequests_.insert(it->second); | 
|---|
| 688 | stateDestroyRequests_.insert(it->second); | 
|---|
| 689 | } | 
|---|
| 690 | else if (this->internalState_ & Ticking) | 
|---|
| 691 | { | 
|---|
| 692 | // cannot remove state while ticking | 
|---|
| 693 | stateDestroyRequests_.insert(it->second); | 
|---|
| 694 | } | 
|---|
| 695 | else | 
|---|
| 696 | destroyStateInternal(it->second); | 
|---|
| 697 |  | 
|---|
| 698 | return true; | 
|---|
| 699 | } | 
|---|
| 700 | return false; | 
|---|
| 701 | } | 
|---|
| 702 |  | 
|---|
| 703 | //! Destroys an InputState internally. | 
|---|
| 704 | void InputManager::destroyStateInternal(InputState* state) | 
|---|
| 705 | { | 
|---|
| 706 | assert(state && !(this->internalState_ & Ticking)); | 
|---|
| 707 | std::map<int, InputState*>::iterator it = this->activeStates_.find(state->getPriority()); | 
|---|
| 708 | if (it != this->activeStates_.end()) | 
|---|
| 709 | { | 
|---|
| 710 | this->activeStates_.erase(it); | 
|---|
| 711 | updateActiveStates(); | 
|---|
| 712 | } | 
|---|
| 713 | statesByName_.erase(state->getName()); | 
|---|
| 714 | state->destroy(); | 
|---|
| 715 | } | 
|---|
| 716 | } | 
|---|