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Diffstat (limited to 'indra/newview/llviewerjoystick.cpp')
| -rw-r--r-- | indra/newview/llviewerjoystick.cpp | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/indra/newview/llviewerjoystick.cpp b/indra/newview/llviewerjoystick.cpp new file mode 100644 index 0000000000..ae51726b5e --- /dev/null +++ b/indra/newview/llviewerjoystick.cpp @@ -0,0 +1,252 @@ +/** + * @file llviewerjoystick.cpp + * @brief Joystick functionality. + * + * Copyright (c) 2002-$CurrentYear$, Linden Research, Inc. + * $License$ + */ + +#include "llviewerprecompiledheaders.h" +#include "llviewercontrol.h" +#include "llviewerwindow.h" +#include "llviewercamera.h" +#include "llviewerjoystick.h" +#include "viewer.h" +#include "llkeyboard.h" + +static LLQuaternion sFlycamRotation; +static LLVector3 sFlycamPosition; +static F32 sFlycamZoom; + +BOOL LLViewerJoystick::sOverrideCamera = FALSE; + +void LLViewerJoystick::updateCamera(BOOL reset) +{ + static F32 last_delta[] = {0,0,0,0,0,0,0}; + static F32 delta[] = { 0,0,0,0,0,0,0 }; + + LLWindow* window = gViewerWindow->getWindow(); + + F32 time = gFrameIntervalSeconds; + + S32 axis[] = + { + gSavedSettings.getS32("FlycamAxis0"), + gSavedSettings.getS32("FlycamAxis1"), + gSavedSettings.getS32("FlycamAxis2"), + gSavedSettings.getS32("FlycamAxis3"), + gSavedSettings.getS32("FlycamAxis4"), + gSavedSettings.getS32("FlycamAxis5"), + gSavedSettings.getS32("FlycamAxis6") + }; + + F32 axis_scale[] = + { + gSavedSettings.getF32("FlycamAxisScale0"), + gSavedSettings.getF32("FlycamAxisScale1"), + gSavedSettings.getF32("FlycamAxisScale2"), + gSavedSettings.getF32("FlycamAxisScale3"), + gSavedSettings.getF32("FlycamAxisScale4"), + gSavedSettings.getF32("FlycamAxisScale5"), + gSavedSettings.getF32("FlycamAxisScale6") + }; + + F32 dead_zone[] = + { + gSavedSettings.getF32("FlycamAxisDeadZone0"), + gSavedSettings.getF32("FlycamAxisDeadZone1"), + gSavedSettings.getF32("FlycamAxisDeadZone2"), + gSavedSettings.getF32("FlycamAxisDeadZone3"), + gSavedSettings.getF32("FlycamAxisDeadZone4"), + gSavedSettings.getF32("FlycamAxisDeadZone5"), + gSavedSettings.getF32("FlycamAxisDeadZone6") + }; + + if (reset) + { + sFlycamPosition = gCamera->getOrigin(); + sFlycamRotation = gCamera->getQuaternion(); + sFlycamZoom = gCamera->getView(); + + for (U32 i = 0; i < 7; i++) + { + last_delta[i] = -window->getJoystickAxis(axis[i]); + delta[i] = 0.f; + } + return; + } + + F32 cur_delta[7]; + F32 feather = gSavedSettings.getF32("FlycamFeathering"); + BOOL absolute = gSavedSettings.getBOOL("FlycamAbsolute"); + + for (U32 i = 0; i < 7; i++) + { + cur_delta[i] = -window->getJoystickAxis(axis[i]); + F32 tmp = cur_delta[i]; + if (absolute) + { + cur_delta[i] = cur_delta[i] - last_delta[i]; + } + last_delta[i] = tmp; + + if (cur_delta[i] > 0) + { + cur_delta[i] = llmax(cur_delta[i]-dead_zone[i], 0.f); + } + else + { + cur_delta[i] = llmin(cur_delta[i]+dead_zone[i], 0.f); + } + cur_delta[i] *= axis_scale[i]; + + if (!absolute) + { + cur_delta[i] *= time; + } + + delta[i] = delta[i] + (cur_delta[i]-delta[i])*time*feather; + } + + sFlycamPosition += LLVector3(delta) * sFlycamRotation; + + LLMatrix3 rot_mat(delta[3], + delta[4], + delta[5]); + + sFlycamRotation = LLQuaternion(rot_mat)*sFlycamRotation; + + if (gSavedSettings.getBOOL("FlycamAutoLeveling")) + { + LLMatrix3 level(sFlycamRotation); + + LLVector3 x = LLVector3(level.mMatrix[0]); + LLVector3 y = LLVector3(level.mMatrix[1]); + LLVector3 z = LLVector3(level.mMatrix[2]); + + y.mV[2] = 0.f; + y.normVec(); + + level.setRows(x,y,z); + level.orthogonalize(); + + LLQuaternion quat = LLQuaternion(level); + sFlycamRotation = nlerp(llmin(feather*time,1.f), sFlycamRotation, quat); + } + + if (gSavedSettings.getBOOL("FlycamZoomDirect")) + { + sFlycamZoom = last_delta[6]*axis_scale[6]+dead_zone[6]; + } + else + { + sFlycamZoom += delta[6]; + } + + LLMatrix3 mat(sFlycamRotation); + + gCamera->setView(sFlycamZoom); + gCamera->setOrigin(sFlycamPosition); + gCamera->mXAxis = LLVector3(mat.mMatrix[0]); + gCamera->mYAxis = LLVector3(mat.mMatrix[1]); + gCamera->mZAxis = LLVector3(mat.mMatrix[2]); +} + + +void LLViewerJoystick::scanJoystick() +{ + if (!sOverrideCamera) + { + static U32 joystick_state = 0; + static U32 button_state = 0; + + F32 xval = gViewerWindow->getWindow()->getJoystickAxis(0); + F32 yval = gViewerWindow->getWindow()->getJoystickAxis(1); + + if (xval <= -0.5f) + { + if (!(joystick_state & 0x1)) + { + gKeyboard->handleTranslatedKeyDown(KEY_PAD_LEFT, 0); + joystick_state |= 0x1; + } + } + else + { + if (joystick_state & 0x1) + { + gKeyboard->handleTranslatedKeyUp(KEY_PAD_LEFT, 0); + joystick_state &= ~0x1; + } + } + if (xval >= 0.5f) + { + if (!(joystick_state & 0x2)) + { + gKeyboard->handleTranslatedKeyDown(KEY_PAD_RIGHT, 0); + joystick_state |= 0x2; + } + } + else + { + if (joystick_state & 0x2) + { + gKeyboard->handleTranslatedKeyUp(KEY_PAD_RIGHT, 0); + joystick_state &= ~0x2; + } + } + if (yval <= -0.5f) + { + if (!(joystick_state & 0x4)) + { + gKeyboard->handleTranslatedKeyDown(KEY_PAD_UP, 0); + joystick_state |= 0x4; + } + } + else + { + if (joystick_state & 0x4) + { + gKeyboard->handleTranslatedKeyUp(KEY_PAD_UP, 0); + joystick_state &= ~0x4; + } + } + if (yval >= 0.5f) + { + if (!(joystick_state & 0x8)) + { + gKeyboard->handleTranslatedKeyDown(KEY_PAD_DOWN, 0); + joystick_state |= 0x8; + } + } + else + { + if (joystick_state & 0x8) + { + gKeyboard->handleTranslatedKeyUp(KEY_PAD_DOWN, 0); + joystick_state &= ~0x8; + } + } + + for( int i = 0; i < 15; i++ ) + { + if ( gViewerWindow->getWindow()->getJoystickButton(i) & 0x80 ) + { + if (!(button_state & (1<<i))) + { + gKeyboard->handleTranslatedKeyDown(KEY_BUTTON1+i, 0); + button_state |= (1<<i); + } + } + else + { + if (button_state & (1<<i)) + { + gKeyboard->handleTranslatedKeyUp(KEY_BUTTON1+i, 0); + button_state &= ~(1<<i); + } + } + } + } +} + |