| 1 | //************************************ bs::framework - Copyright 2018 Marko Pintera **************************************// |
| 2 | //*********** Licensed under the MIT license. See LICENSE.md for full terms. This notice is not to be removed. ***********// |
| 3 | #include "Input/BsInput.h" |
| 4 | #include "Input/BsMouse.h" |
| 5 | #include "Input/BsKeyboard.h" |
| 6 | #include "Input/BsGamepad.h" |
| 7 | #include "Utility/BsTime.h" |
| 8 | #include "Math/BsMath.h" |
| 9 | #include "Managers/BsRenderWindowManager.h" |
| 10 | #include "BsCoreApplication.h" |
| 11 | |
| 12 | using namespace std::placeholders; |
| 13 | |
| 14 | namespace bs |
| 15 | { |
| 16 | // Note: Input polling methods for button/axis could be re-written so their query immediate state |
| 17 | // instead of returning cached state from event callbacks. This /might/ result in even less input lag? |
| 18 | |
| 19 | const int Input::HISTORY_BUFFER_SIZE = 10; // Size of buffer used for input smoothing |
| 20 | const float Input::WEIGHT_MODIFIER = 0.5f; |
| 21 | |
| 22 | Input::DeviceData::DeviceData() |
| 23 | { |
| 24 | for (UINT32 i = 0; i < BC_Count; i++) |
| 25 | keyStates[i] = ButtonState::Off; |
| 26 | } |
| 27 | |
| 28 | Input::Input() |
| 29 | { |
| 30 | SPtr<RenderWindow> primaryWindow = gCoreApplication().getPrimaryWindow(); |
| 31 | primaryWindow->getCustomAttribute("WINDOW" , &mWindowHandle); |
| 32 | |
| 33 | // Subscribe to events |
| 34 | mCharInputConn = Platform::onCharInput.connect(std::bind(&Input::charInput, this, _1)); |
| 35 | mCursorMovedConn = Platform::onCursorMoved.connect(std::bind(&Input::cursorMoved, this, _1, _2)); |
| 36 | mCursorPressedConn = Platform::onCursorButtonPressed.connect(std::bind(&Input::cursorPressed, this, _1, _2, _3)); |
| 37 | mCursorReleasedConn = Platform::onCursorButtonReleased.connect(std::bind(&Input::cursorReleased, this, _1, _2, _3)); |
| 38 | mCursorDoubleClickConn = Platform::onCursorDoubleClick.connect(std::bind(&Input::cursorDoubleClick, this, _1, _2)); |
| 39 | mInputCommandConn = Platform::onInputCommand.connect(std::bind(&Input::inputCommandEntered, this, _1)); |
| 40 | |
| 41 | mMouseWheelScrolledConn = Platform::onMouseWheelScrolled.connect(std::bind(&Input::mouseWheelScrolled, this, _1)); |
| 42 | |
| 43 | RenderWindowManager::instance().onFocusGained.connect(std::bind(&Input::inputWindowChanged, this, _1)); |
| 44 | RenderWindowManager::instance().onFocusLost.connect(std::bind(&Input::inputFocusLost, this)); |
| 45 | |
| 46 | for (int i = 0; i < 3; i++) |
| 47 | mPointerButtonStates[i] = ButtonState::Off; |
| 48 | |
| 49 | // Mouse smoothing |
| 50 | mMouseSampleAccumulator[0] = 0; |
| 51 | mMouseSampleAccumulator[1] = 0; |
| 52 | mTotalMouseSamplingTime[0] = 1.0f / 125.0f; // Use 125Hz as initial pooling rate for mice |
| 53 | mTotalMouseSamplingTime[1] = 1.0f / 125.0f; |
| 54 | mTotalMouseNumSamples[0] = 1; |
| 55 | mTotalMouseNumSamples[1] = 1; |
| 56 | mMouseSmoothedAxis[0] = 0.0f; |
| 57 | mMouseSmoothedAxis[1] = 0.0f; |
| 58 | mMouseZeroTime[0] = 0.0f; |
| 59 | mMouseZeroTime[1] = 0.0f; |
| 60 | |
| 61 | // Raw input |
| 62 | initRawInput(); |
| 63 | } |
| 64 | |
| 65 | Input::~Input() |
| 66 | { |
| 67 | cleanUpRawInput(); |
| 68 | |
| 69 | mCharInputConn.disconnect(); |
| 70 | mCursorMovedConn.disconnect(); |
| 71 | mCursorPressedConn.disconnect(); |
| 72 | mCursorReleasedConn.disconnect(); |
| 73 | mCursorDoubleClickConn.disconnect(); |
| 74 | mInputCommandConn.disconnect(); |
| 75 | mMouseWheelScrolledConn.disconnect(); |
| 76 | } |
| 77 | |
| 78 | void Input::_update() |
| 79 | { |
| 80 | // Toggle states only remain active for a single frame before they are transitioned |
| 81 | // into permanent state |
| 82 | |
| 83 | for (auto& deviceData : mDevices) |
| 84 | { |
| 85 | for (UINT32 i = 0; i < BC_Count; i++) |
| 86 | { |
| 87 | if (deviceData.keyStates[i] == ButtonState::ToggledOff || deviceData.keyStates[i] == ButtonState::ToggledOnOff) |
| 88 | deviceData.keyStates[i] = ButtonState::Off; |
| 89 | else if (deviceData.keyStates[i] == ButtonState::ToggledOn) |
| 90 | deviceData.keyStates[i] = ButtonState::On; |
| 91 | } |
| 92 | |
| 93 | UINT32 numAxes = (UINT32)deviceData.axes.size(); |
| 94 | for (UINT32 i = 0; i < numAxes; i++) |
| 95 | deviceData.axes[i] = 0.0f; |
| 96 | } |
| 97 | |
| 98 | for (UINT32 i = 0; i < 3; i++) |
| 99 | { |
| 100 | if (mPointerButtonStates[i] == ButtonState::ToggledOff || mPointerButtonStates[i] == ButtonState::ToggledOnOff) |
| 101 | mPointerButtonStates[i] = ButtonState::Off; |
| 102 | else if (mPointerButtonStates[i] == ButtonState::ToggledOn) |
| 103 | mPointerButtonStates[i] = ButtonState::On; |
| 104 | } |
| 105 | |
| 106 | mPointerDelta = Vector2I::ZERO; // Reset delta in case we don't receive any mouse input this frame |
| 107 | mPointerDoubleClicked = false; |
| 108 | |
| 109 | // Capture raw input |
| 110 | if (mMouse != nullptr) |
| 111 | mMouse->capture(); |
| 112 | |
| 113 | if (mKeyboard != nullptr) |
| 114 | mKeyboard->capture(); |
| 115 | |
| 116 | for (auto& gamepad : mGamepads) |
| 117 | gamepad->capture(); |
| 118 | |
| 119 | float rawXValue = 0.0f; |
| 120 | float rawYValue = 0.0f; |
| 121 | |
| 122 | // Smooth mouse axes if needed |
| 123 | if (mMouseSmoothingEnabled) |
| 124 | { |
| 125 | rawXValue = smoothMouse((float)mMouseSampleAccumulator[0], 0); |
| 126 | rawYValue = smoothMouse((float)mMouseSampleAccumulator[1], 1); |
| 127 | } |
| 128 | else |
| 129 | { |
| 130 | rawXValue = (float)mMouseSampleAccumulator[0]; |
| 131 | rawYValue = (float)mMouseSampleAccumulator[1]; |
| 132 | } |
| 133 | |
| 134 | rawXValue *= 0.1f; |
| 135 | rawYValue *= 0.1f; |
| 136 | |
| 137 | mMouseSampleAccumulator[0] = 0; |
| 138 | mMouseSampleAccumulator[1] = 0; |
| 139 | |
| 140 | axisMoved(0, -rawXValue, (UINT32)InputAxis::MouseX); |
| 141 | axisMoved(0, -rawYValue, (UINT32)InputAxis::MouseY); |
| 142 | } |
| 143 | |
| 144 | void Input::_triggerCallbacks() |
| 145 | { |
| 146 | Vector2I pointerPos; |
| 147 | float mouseScroll; |
| 148 | OSPointerButtonStates pointerState; |
| 149 | |
| 150 | { |
| 151 | Lock lock(mMutex); |
| 152 | |
| 153 | std::swap(mQueuedEvents[0], mQueuedEvents[1]); |
| 154 | |
| 155 | std::swap(mButtonDownEvents[0], mButtonDownEvents[1]); |
| 156 | std::swap(mButtonUpEvents[0], mButtonUpEvents[1]); |
| 157 | |
| 158 | std::swap(mPointerPressedEvents[0], mPointerPressedEvents[1]); |
| 159 | std::swap(mPointerReleasedEvents[0], mPointerReleasedEvents[1]); |
| 160 | std::swap(mPointerDoubleClickEvents[0], mPointerDoubleClickEvents[1]); |
| 161 | |
| 162 | std::swap(mTextInputEvents[0], mTextInputEvents[1]); |
| 163 | std::swap(mCommandEvents[0], mCommandEvents[1]); |
| 164 | |
| 165 | pointerPos = mPointerPosition; |
| 166 | mouseScroll = mMouseScroll; |
| 167 | pointerState = mPointerState; |
| 168 | |
| 169 | mMouseScroll = 0.0f; |
| 170 | } |
| 171 | |
| 172 | if(pointerPos != mLastPointerPosition || mouseScroll != 0.0f) |
| 173 | { |
| 174 | PointerEvent event; |
| 175 | event.alt = false; |
| 176 | event.shift = pointerState.shift; |
| 177 | event.control = pointerState.ctrl; |
| 178 | event.buttonStates[0] = pointerState.mouseButtons[0]; |
| 179 | event.buttonStates[1] = pointerState.mouseButtons[1]; |
| 180 | event.buttonStates[2] = pointerState.mouseButtons[2]; |
| 181 | event.mouseWheelScrollAmount = mouseScroll; |
| 182 | |
| 183 | event.type = PointerEventType::CursorMoved; |
| 184 | event.screenPos = pointerPos; |
| 185 | |
| 186 | if (mLastPositionSet) |
| 187 | mPointerDelta = event.screenPos - mLastPointerPosition; |
| 188 | |
| 189 | event.delta = mPointerDelta; |
| 190 | |
| 191 | onPointerMoved(event); |
| 192 | |
| 193 | mLastPointerPosition = event.screenPos; |
| 194 | mLastPositionSet = true; |
| 195 | } |
| 196 | |
| 197 | for (auto& event : mQueuedEvents[1]) |
| 198 | { |
| 199 | switch (event.type) |
| 200 | { |
| 201 | case EventType::ButtonDown: |
| 202 | { |
| 203 | const ButtonEvent& eventData = mButtonDownEvents[1][event.idx]; |
| 204 | |
| 205 | mDevices[eventData.deviceIdx].keyStates[eventData.buttonCode & 0x0000FFFF] = ButtonState::ToggledOn; |
| 206 | onButtonDown(mButtonDownEvents[1][event.idx]); |
| 207 | } |
| 208 | break; |
| 209 | case EventType::ButtonUp: |
| 210 | { |
| 211 | const ButtonEvent& eventData = mButtonUpEvents[1][event.idx]; |
| 212 | |
| 213 | while (eventData.deviceIdx >= (UINT32)mDevices.size()) |
| 214 | mDevices.push_back(DeviceData()); |
| 215 | |
| 216 | if (mDevices[eventData.deviceIdx].keyStates[eventData.buttonCode & 0x0000FFFF] == ButtonState::ToggledOn) |
| 217 | mDevices[eventData.deviceIdx].keyStates[eventData.buttonCode & 0x0000FFFF] = ButtonState::ToggledOnOff; |
| 218 | else |
| 219 | mDevices[eventData.deviceIdx].keyStates[eventData.buttonCode & 0x0000FFFF] = ButtonState::ToggledOff; |
| 220 | |
| 221 | onButtonUp(mButtonUpEvents[1][event.idx]); |
| 222 | } |
| 223 | break; |
| 224 | case EventType::PointerDown: |
| 225 | { |
| 226 | const PointerEvent& eventData = mPointerPressedEvents[1][event.idx]; |
| 227 | mPointerButtonStates[(UINT32)eventData.button] = ButtonState::ToggledOn; |
| 228 | |
| 229 | onPointerPressed(eventData); |
| 230 | } |
| 231 | break; |
| 232 | case EventType::PointerUp: |
| 233 | { |
| 234 | const PointerEvent& eventData = mPointerReleasedEvents[1][event.idx]; |
| 235 | |
| 236 | if (mPointerButtonStates[(UINT32)eventData.button] == ButtonState::ToggledOn) |
| 237 | mPointerButtonStates[(UINT32)eventData.button] = ButtonState::ToggledOnOff; |
| 238 | else |
| 239 | mPointerButtonStates[(UINT32)eventData.button] = ButtonState::ToggledOff; |
| 240 | |
| 241 | onPointerReleased(eventData); |
| 242 | } |
| 243 | break; |
| 244 | case EventType::PointerDoubleClick: |
| 245 | mPointerDoubleClicked = true; |
| 246 | onPointerDoubleClick(mPointerDoubleClickEvents[1][event.idx]); |
| 247 | break; |
| 248 | case EventType::TextInput: |
| 249 | onCharInput(mTextInputEvents[1][event.idx]); |
| 250 | break; |
| 251 | case EventType::Command: |
| 252 | onInputCommand(mCommandEvents[1][event.idx]); |
| 253 | break; |
| 254 | default: |
| 255 | break; |
| 256 | } |
| 257 | } |
| 258 | |
| 259 | mQueuedEvents[1].clear(); |
| 260 | mButtonDownEvents[1].clear(); |
| 261 | mButtonUpEvents[1].clear(); |
| 262 | mPointerPressedEvents[1].clear(); |
| 263 | mPointerReleasedEvents[1].clear(); |
| 264 | mPointerDoubleClickEvents[1].clear(); |
| 265 | mTextInputEvents[1].clear(); |
| 266 | mCommandEvents[1].clear(); |
| 267 | } |
| 268 | |
| 269 | void Input::inputWindowChanged(RenderWindow& win) |
| 270 | { |
| 271 | UINT64 hWnd = 0; |
| 272 | win.getCustomAttribute("WINDOW" , &hWnd); |
| 273 | |
| 274 | if(mKeyboard != nullptr) |
| 275 | mKeyboard->changeCaptureContext(hWnd); |
| 276 | |
| 277 | if(mMouse != nullptr) |
| 278 | mMouse->changeCaptureContext(hWnd); |
| 279 | |
| 280 | for (auto& gamepad : mGamepads) |
| 281 | gamepad->changeCaptureContext(hWnd); |
| 282 | } |
| 283 | |
| 284 | void Input::inputFocusLost() |
| 285 | { |
| 286 | if(mKeyboard != nullptr) |
| 287 | mKeyboard->changeCaptureContext((UINT64)-1); |
| 288 | |
| 289 | if(mMouse != nullptr) |
| 290 | mMouse->changeCaptureContext((UINT64)-1); |
| 291 | |
| 292 | for (auto& gamepad : mGamepads) |
| 293 | gamepad->changeCaptureContext((UINT64)-1); |
| 294 | } |
| 295 | |
| 296 | void Input::_notifyMouseMoved(INT32 relX, INT32 relY, INT32 relZ) |
| 297 | { |
| 298 | mMouseSampleAccumulator[0] += relX; |
| 299 | mMouseSampleAccumulator[1] += relY; |
| 300 | |
| 301 | mTotalMouseNumSamples[0] += Math::roundToInt(Math::abs((float)relX)); |
| 302 | mTotalMouseNumSamples[1] += Math::roundToInt(Math::abs((float)relY)); |
| 303 | |
| 304 | // Update sample times used for determining sampling rate. But only if something was |
| 305 | // actually sampled, and only if this isn't the first non-zero sample. |
| 306 | if (mLastMouseUpdateFrame != gTime().getFrameIdx()) |
| 307 | { |
| 308 | if (relX != 0 && !Math::approxEquals(mMouseSmoothedAxis[0], 0.0f)) |
| 309 | mTotalMouseSamplingTime[0] += gTime().getFrameDelta(); |
| 310 | |
| 311 | if (relY != 0 && !Math::approxEquals(mMouseSmoothedAxis[1], 0.0f)) |
| 312 | mTotalMouseSamplingTime[1] += gTime().getFrameDelta(); |
| 313 | |
| 314 | mLastMouseUpdateFrame = gTime().getFrameIdx(); |
| 315 | } |
| 316 | |
| 317 | axisMoved(0, (float)relZ, (UINT32)InputAxis::MouseZ); |
| 318 | } |
| 319 | |
| 320 | void Input::_notifyAxisMoved(UINT32 gamepadIdx, UINT32 axisIdx, INT32 value) |
| 321 | { |
| 322 | // Move axis values into [-1.0f, 1.0f] range |
| 323 | float axisRange = Math::abs((float)Gamepad::MAX_AXIS) + Math::abs((float)Gamepad::MIN_AXIS); |
| 324 | |
| 325 | float axisValue = ((value + Math::abs((float)Gamepad::MIN_AXIS)) / axisRange) * 2.0f - 1.0f; |
| 326 | axisMoved(gamepadIdx, axisValue, axisIdx); |
| 327 | } |
| 328 | |
| 329 | void Input::_notifyButtonPressed(UINT32 deviceIdx, ButtonCode code, UINT64 timestamp) |
| 330 | { |
| 331 | buttonDown(deviceIdx, code, timestamp - mTimestampClockOffset); |
| 332 | } |
| 333 | |
| 334 | void Input::_notifyButtonReleased(UINT32 deviceIdx, ButtonCode code, UINT64 timestamp) |
| 335 | { |
| 336 | buttonUp(deviceIdx, code, timestamp - mTimestampClockOffset); |
| 337 | } |
| 338 | |
| 339 | void Input::buttonDown(UINT32 deviceIdx, ButtonCode code, UINT64 timestamp) |
| 340 | { |
| 341 | Lock lock(mMutex); |
| 342 | |
| 343 | while (deviceIdx >= (UINT32)mDevices.size()) |
| 344 | mDevices.push_back(DeviceData()); |
| 345 | |
| 346 | ButtonEvent btnEvent; |
| 347 | btnEvent.buttonCode = code; |
| 348 | btnEvent.timestamp = timestamp; |
| 349 | btnEvent.deviceIdx = deviceIdx; |
| 350 | |
| 351 | mQueuedEvents[0].push_back(QueuedEvent(EventType::ButtonDown, (UINT32)mButtonDownEvents[0].size())); |
| 352 | mButtonDownEvents[0].push_back(btnEvent); |
| 353 | } |
| 354 | |
| 355 | void Input::buttonUp(UINT32 deviceIdx, ButtonCode code, UINT64 timestamp) |
| 356 | { |
| 357 | Lock lock(mMutex); |
| 358 | |
| 359 | ButtonEvent btnEvent; |
| 360 | btnEvent.buttonCode = code; |
| 361 | btnEvent.timestamp = timestamp; |
| 362 | btnEvent.deviceIdx = deviceIdx; |
| 363 | |
| 364 | mQueuedEvents[0].push_back(QueuedEvent(EventType::ButtonUp, (UINT32)mButtonUpEvents[0].size())); |
| 365 | mButtonUpEvents[0].push_back(btnEvent); |
| 366 | } |
| 367 | |
| 368 | void Input::axisMoved(UINT32 deviceIdx, float value, UINT32 axis) |
| 369 | { |
| 370 | // Note: This method must only ever be called from the main thread, as we don't lock access to axis data |
| 371 | while (deviceIdx >= (UINT32)mDevices.size()) |
| 372 | mDevices.push_back(DeviceData()); |
| 373 | |
| 374 | Vector<float>& axes = mDevices[deviceIdx].axes; |
| 375 | while (axis >= (UINT32)axes.size()) |
| 376 | axes.push_back(0.0f); |
| 377 | |
| 378 | mDevices[deviceIdx].axes[axis] = value; |
| 379 | } |
| 380 | |
| 381 | void Input::cursorMoved(const Vector2I& cursorPos, const OSPointerButtonStates& btnStates) |
| 382 | { |
| 383 | Lock lock(mMutex); |
| 384 | |
| 385 | mPointerPosition = cursorPos; |
| 386 | mPointerState = btnStates; |
| 387 | } |
| 388 | |
| 389 | void Input::cursorPressed(const Vector2I& cursorPos, OSMouseButton button, const OSPointerButtonStates& btnStates) |
| 390 | { |
| 391 | Lock lock(mMutex); |
| 392 | |
| 393 | PointerEvent event; |
| 394 | event.alt = false; |
| 395 | event.shift = btnStates.shift; |
| 396 | event.control = btnStates.ctrl; |
| 397 | event.buttonStates[0] = btnStates.mouseButtons[0]; |
| 398 | event.buttonStates[1] = btnStates.mouseButtons[1]; |
| 399 | event.buttonStates[2] = btnStates.mouseButtons[2]; |
| 400 | |
| 401 | switch(button) |
| 402 | { |
| 403 | case OSMouseButton::Left: |
| 404 | event.button = PointerEventButton::Left; |
| 405 | break; |
| 406 | case OSMouseButton::Middle: |
| 407 | event.button = PointerEventButton::Middle; |
| 408 | break; |
| 409 | case OSMouseButton::Right: |
| 410 | event.button = PointerEventButton::Right; |
| 411 | break; |
| 412 | default: |
| 413 | break; |
| 414 | } |
| 415 | |
| 416 | event.screenPos = cursorPos; |
| 417 | event.type = PointerEventType::ButtonPressed; |
| 418 | |
| 419 | mQueuedEvents[0].push_back(QueuedEvent(EventType::PointerDown, (UINT32)mPointerPressedEvents[0].size())); |
| 420 | mPointerPressedEvents[0].push_back(event); |
| 421 | } |
| 422 | |
| 423 | void Input::cursorReleased(const Vector2I& cursorPos, OSMouseButton button, const OSPointerButtonStates& btnStates) |
| 424 | { |
| 425 | Lock lock(mMutex); |
| 426 | |
| 427 | PointerEvent event; |
| 428 | event.alt = false; |
| 429 | event.shift = btnStates.shift; |
| 430 | event.control = btnStates.ctrl; |
| 431 | event.buttonStates[0] = btnStates.mouseButtons[0]; |
| 432 | event.buttonStates[1] = btnStates.mouseButtons[1]; |
| 433 | event.buttonStates[2] = btnStates.mouseButtons[2]; |
| 434 | |
| 435 | switch(button) |
| 436 | { |
| 437 | case OSMouseButton::Left: |
| 438 | event.button = PointerEventButton::Left; |
| 439 | break; |
| 440 | case OSMouseButton::Middle: |
| 441 | event.button = PointerEventButton::Middle; |
| 442 | break; |
| 443 | case OSMouseButton::Right: |
| 444 | event.button = PointerEventButton::Right; |
| 445 | break; |
| 446 | default: |
| 447 | break; |
| 448 | } |
| 449 | |
| 450 | event.screenPos = cursorPos; |
| 451 | event.type = PointerEventType::ButtonReleased; |
| 452 | |
| 453 | mQueuedEvents[0].push_back(QueuedEvent(EventType::PointerUp, (UINT32)mPointerReleasedEvents[0].size())); |
| 454 | mPointerReleasedEvents[0].push_back(event); |
| 455 | } |
| 456 | |
| 457 | void Input::cursorDoubleClick(const Vector2I& cursorPos, const OSPointerButtonStates& btnStates) |
| 458 | { |
| 459 | Lock lock(mMutex); |
| 460 | |
| 461 | PointerEvent event; |
| 462 | event.alt = false; |
| 463 | event.shift = btnStates.shift; |
| 464 | event.control = btnStates.ctrl; |
| 465 | event.buttonStates[0] = btnStates.mouseButtons[0]; |
| 466 | event.buttonStates[1] = btnStates.mouseButtons[1]; |
| 467 | event.buttonStates[2] = btnStates.mouseButtons[2]; |
| 468 | event.button = PointerEventButton::Left; |
| 469 | event.screenPos = cursorPos; |
| 470 | event.type = PointerEventType::DoubleClick; |
| 471 | |
| 472 | mQueuedEvents[0].push_back(QueuedEvent(EventType::PointerDoubleClick, (UINT32)mPointerDoubleClickEvents[0].size())); |
| 473 | mPointerDoubleClickEvents[0].push_back(event); |
| 474 | } |
| 475 | |
| 476 | void Input::inputCommandEntered(InputCommandType commandType) |
| 477 | { |
| 478 | Lock lock(mMutex); |
| 479 | |
| 480 | mQueuedEvents[0].push_back(QueuedEvent(EventType::Command, (UINT32)mCommandEvents[0].size())); |
| 481 | mCommandEvents[0].push_back(commandType); |
| 482 | } |
| 483 | |
| 484 | void Input::mouseWheelScrolled(float scrollPos) |
| 485 | { |
| 486 | Lock lock(mMutex); |
| 487 | |
| 488 | mMouseScroll = scrollPos; |
| 489 | } |
| 490 | |
| 491 | void Input::charInput(UINT32 chr) |
| 492 | { |
| 493 | Lock lock(mMutex); |
| 494 | |
| 495 | TextInputEvent textInputEvent; |
| 496 | textInputEvent.textChar = chr; |
| 497 | |
| 498 | mQueuedEvents[0].push_back(QueuedEvent(EventType::TextInput, (UINT32)mTextInputEvents[0].size())); |
| 499 | mTextInputEvents[0].push_back(textInputEvent); |
| 500 | } |
| 501 | |
| 502 | float Input::getAxisValue(UINT32 type, UINT32 deviceIdx) const |
| 503 | { |
| 504 | if (deviceIdx >= (UINT32)mDevices.size()) |
| 505 | return 0.0f; |
| 506 | |
| 507 | const Vector<float>& axes = mDevices[deviceIdx].axes; |
| 508 | if (type >= (UINT32)axes.size()) |
| 509 | return 0.0f; |
| 510 | |
| 511 | return axes[type]; |
| 512 | } |
| 513 | |
| 514 | bool Input::isButtonHeld(ButtonCode button, UINT32 deviceIdx) const |
| 515 | { |
| 516 | if (deviceIdx >= (UINT32)mDevices.size()) |
| 517 | return false; |
| 518 | |
| 519 | return mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::On || |
| 520 | mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOn || |
| 521 | mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOnOff; |
| 522 | } |
| 523 | |
| 524 | bool Input::isButtonUp(ButtonCode button, UINT32 deviceIdx) const |
| 525 | { |
| 526 | if (deviceIdx >= (UINT32)mDevices.size()) |
| 527 | return false; |
| 528 | |
| 529 | return mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOff || |
| 530 | mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOnOff; |
| 531 | } |
| 532 | |
| 533 | bool Input::isButtonDown(ButtonCode button, UINT32 deviceIdx) const |
| 534 | { |
| 535 | if (deviceIdx >= (UINT32)mDevices.size()) |
| 536 | return false; |
| 537 | |
| 538 | return mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOn || |
| 539 | mDevices[deviceIdx].keyStates[button & 0x0000FFFF] == ButtonState::ToggledOnOff; |
| 540 | } |
| 541 | |
| 542 | bool Input::isPointerButtonHeld(PointerEventButton pointerButton) const |
| 543 | { |
| 544 | return mPointerButtonStates[(UINT32)pointerButton] == ButtonState::On || |
| 545 | mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOn || |
| 546 | mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOnOff; |
| 547 | } |
| 548 | |
| 549 | bool Input::isPointerButtonUp(PointerEventButton pointerButton) const |
| 550 | { |
| 551 | return mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOff || |
| 552 | mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOnOff; |
| 553 | } |
| 554 | |
| 555 | bool Input::isPointerButtonDown(PointerEventButton pointerButton) const |
| 556 | { |
| 557 | return mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOn || |
| 558 | mPointerButtonStates[(UINT32)pointerButton] == ButtonState::ToggledOnOff; |
| 559 | } |
| 560 | |
| 561 | bool Input::isPointerDoubleClicked() const |
| 562 | { |
| 563 | return mPointerDoubleClicked; |
| 564 | } |
| 565 | |
| 566 | Vector2I Input::getPointerPosition() const |
| 567 | { |
| 568 | return mPointerPosition; |
| 569 | } |
| 570 | |
| 571 | String Input::getDeviceName(InputDevice type, UINT32 idx) |
| 572 | { |
| 573 | switch(type) |
| 574 | { |
| 575 | case InputDevice::Keyboard: |
| 576 | if (mKeyboard != nullptr && idx == 0) |
| 577 | return mKeyboard->getName(); |
| 578 | |
| 579 | return StringUtil::BLANK; |
| 580 | case InputDevice::Mouse: |
| 581 | if (mMouse != nullptr && idx == 0) |
| 582 | return mMouse->getName(); |
| 583 | |
| 584 | return StringUtil::BLANK; |
| 585 | case InputDevice::Gamepad: |
| 586 | if (idx < (UINT32)mGamepads.size()) |
| 587 | return mGamepads[idx]->getName(); |
| 588 | |
| 589 | return StringUtil::BLANK; |
| 590 | default: |
| 591 | return StringUtil::BLANK; |
| 592 | } |
| 593 | } |
| 594 | |
| 595 | void Input::setMouseSmoothing(bool enable) |
| 596 | { |
| 597 | mMouseSmoothingEnabled = enable; |
| 598 | } |
| 599 | |
| 600 | float Input::smoothMouse(float value, UINT32 idx) |
| 601 | { |
| 602 | UINT32 sampleCount = 1; |
| 603 | |
| 604 | float deltaTime = gTime().getFrameDelta(); |
| 605 | if (deltaTime < 0.25f) |
| 606 | { |
| 607 | float secondsPerSample = mTotalMouseSamplingTime[idx] / mTotalMouseNumSamples[idx]; |
| 608 | |
| 609 | if (value == 0.0f) |
| 610 | { |
| 611 | mMouseZeroTime[idx] += deltaTime; |
| 612 | if (mMouseZeroTime[idx] < secondsPerSample) |
| 613 | value = mMouseSmoothedAxis[idx] * deltaTime / secondsPerSample; |
| 614 | else |
| 615 | mMouseSmoothedAxis[idx] = 0; |
| 616 | } |
| 617 | else |
| 618 | { |
| 619 | mMouseZeroTime[idx] = 0; |
| 620 | if (mMouseSmoothedAxis[idx] != 0) |
| 621 | { |
| 622 | if (deltaTime < secondsPerSample * (sampleCount + 1)) |
| 623 | value = value * deltaTime / (secondsPerSample * sampleCount); |
| 624 | else |
| 625 | sampleCount = Math::roundToInt(deltaTime / secondsPerSample); |
| 626 | } |
| 627 | |
| 628 | mMouseSmoothedAxis[idx] = value / sampleCount; |
| 629 | } |
| 630 | } |
| 631 | else |
| 632 | { |
| 633 | mMouseSmoothedAxis[idx] = 0.0f; |
| 634 | mMouseZeroTime[idx] = 0.0f; |
| 635 | } |
| 636 | |
| 637 | return value; |
| 638 | } |
| 639 | |
| 640 | Input& gInput() |
| 641 | { |
| 642 | return Input::instance(); |
| 643 | } |
| 644 | } |
| 645 | |