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Diffstat (limited to 'indra/newview/llpathfindingpathtool.cpp')
| -rw-r--r-- | indra/newview/llpathfindingpathtool.cpp | 445 |
1 files changed, 445 insertions, 0 deletions
diff --git a/indra/newview/llpathfindingpathtool.cpp b/indra/newview/llpathfindingpathtool.cpp new file mode 100644 index 0000000000..bc5a265111 --- /dev/null +++ b/indra/newview/llpathfindingpathtool.cpp @@ -0,0 +1,445 @@ +/** + * @file llpathfindingpathtool.cpp + * @author William Todd Stinson + * @brief XXX + * + * $LicenseInfo:firstyear=2002&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2010, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#include "llviewerprecompiledheaders.h" +#include "llpathfindingpathtool.h" + +#include "llagent.h" +#include "llsingleton.h" +#include "lltool.h" +#include "llviewercamera.h" +#include "llviewerregion.h" +#include "llviewerwindow.h" +#include "llpathfindingmanager.h" +#include "llpathinglib.h" + +#include <boost/function.hpp> +#include <boost/signals2.hpp> + +#define PATH_TOOL_NAME "PathfindingPathTool" + +LLPathfindingPathTool::LLPathfindingPathTool() + : LLTool(PATH_TOOL_NAME), + LLSingleton<LLPathfindingPathTool>(), + mFinalPathData(), + mTempPathData(), + mPathResult(LLPathingLib::LLPL_NO_PATH), + mCharacterType(kCharacterTypeNone), + mPathEventSignal(), + mIsLeftMouseButtonHeld(false), + mIsMiddleMouseButtonHeld(false), + mIsRightMouseButtonHeld(false) +{ + if (!LLPathingLib::getInstance()) + { + LLPathingLib::initSystem(); + } + + setCharacterWidth(1.0f); + setCharacterType(mCharacterType); +} + +LLPathfindingPathTool::~LLPathfindingPathTool() +{ +} + +BOOL LLPathfindingPathTool::handleMouseDown(S32 pX, S32 pY, MASK pMask) +{ + BOOL returnVal = FALSE; + + if (!mIsLeftMouseButtonHeld && !mIsMiddleMouseButtonHeld && !mIsRightMouseButtonHeld && isAnyPathToolModKeys(pMask)) + { + computeFinalPoints(pX, pY, pMask); + mIsLeftMouseButtonHeld = true; + setMouseCapture(TRUE); + returnVal = TRUE; + } + mIsLeftMouseButtonHeld = true; + + return returnVal; +} + +BOOL LLPathfindingPathTool::handleMouseUp(S32 pX, S32 pY, MASK pMask) +{ + BOOL returnVal = FALSE; + + if (mIsLeftMouseButtonHeld && !mIsMiddleMouseButtonHeld && !mIsRightMouseButtonHeld && isAnyPathToolModKeys(pMask)) + { + computeFinalPoints(pX, pY, pMask); + setMouseCapture(FALSE); + returnVal = TRUE; + } + mIsLeftMouseButtonHeld = false; + + return returnVal; +} + +BOOL LLPathfindingPathTool::handleMiddleMouseDown(S32 pX, S32 pY, MASK pMask) +{ + setMouseCapture(TRUE); + mIsMiddleMouseButtonHeld = true; + gViewerWindow->setCursor(UI_CURSOR_TOOLNO); + + return TRUE; +} + +BOOL LLPathfindingPathTool::handleMiddleMouseUp(S32 pX, S32 pY, MASK pMask) +{ + if (!mIsLeftMouseButtonHeld && mIsMiddleMouseButtonHeld && !mIsRightMouseButtonHeld) + { + setMouseCapture(FALSE); + } + mIsMiddleMouseButtonHeld = false; + + return TRUE; +} + +BOOL LLPathfindingPathTool::handleRightMouseDown(S32 pX, S32 pY, MASK pMask) +{ + setMouseCapture(TRUE); + mIsRightMouseButtonHeld = true; + gViewerWindow->setCursor(UI_CURSOR_TOOLNO); + + return TRUE; +} + +BOOL LLPathfindingPathTool::handleRightMouseUp(S32 pX, S32 pY, MASK pMask) +{ + if (!mIsLeftMouseButtonHeld && !mIsMiddleMouseButtonHeld && mIsRightMouseButtonHeld) + { + setMouseCapture(FALSE); + } + mIsRightMouseButtonHeld = false; + + return TRUE; +} + +BOOL LLPathfindingPathTool::handleDoubleClick(S32 pX, S32 pY, MASK pMask) +{ + return TRUE; +} + +BOOL LLPathfindingPathTool::handleHover(S32 pX, S32 pY, MASK pMask) +{ + BOOL returnVal = FALSE; + + if (!mIsMiddleMouseButtonHeld && !mIsRightMouseButtonHeld && isAnyPathToolModKeys(pMask)) + { + gViewerWindow->setCursor(UI_CURSOR_TOOLPATHFINDING); + computeTempPoints(pX, pY, pMask); + returnVal = TRUE; + } + else + { + clearTemp(); + computeFinalPath(); + } + + return returnVal; +} + +BOOL LLPathfindingPathTool::handleKey(KEY pKey, MASK pMask) +{ + // Eat the escape key or else the camera tool will pick up and reset to default view. This, + // in turn, will cause some other methods to get called. And one of those methods will reset + // the current toolset back to the basic toolset. This means that the pathfinding path toolset + // will no longer be active, but typically with pathfinding path elements on screen. + return (pKey == KEY_ESCAPE); +} + +LLPathfindingPathTool::EPathStatus LLPathfindingPathTool::getPathStatus() const +{ + EPathStatus status = kPathStatusUnknown; + + if (LLPathingLib::getInstance() == NULL) + { + status = kPathStatusNotImplemented; + } + else if ((gAgent.getRegion() != NULL) && !gAgent.getRegion()->capabilitiesReceived()) + { + status = kPathStatusUnknown; + } + else if (!LLPathfindingManager::getInstance()->isPathfindingEnabledForCurrentRegion()) + { + status = kPathStatusNotEnabled; + } + else if (!hasFinalA() && !hasFinalB()) + { + status = kPathStatusChooseStartAndEndPoints; + } + else if (!hasFinalA()) + { + status = kPathStatusChooseStartPoint; + } + else if (!hasFinalB()) + { + status = kPathStatusChooseEndPoint; + } + else if (mPathResult == LLPathingLib::LLPL_PATH_GENERATED_OK) + { + status = kPathStatusHasValidPath; + } + else if (mPathResult == LLPathingLib::LLPL_NO_PATH) + { + status = kPathStatusHasInvalidPath; + } + else + { + status = kPathStatusError; + } + + return status; +} + +F32 LLPathfindingPathTool::getCharacterWidth() const +{ + return mFinalPathData.mCharacterWidth; +} + +void LLPathfindingPathTool::setCharacterWidth(F32 pCharacterWidth) +{ + mFinalPathData.mCharacterWidth = pCharacterWidth; + mTempPathData.mCharacterWidth = pCharacterWidth; + computeFinalPath(); +} + +LLPathfindingPathTool::ECharacterType LLPathfindingPathTool::getCharacterType() const +{ + return mCharacterType; +} + +void LLPathfindingPathTool::setCharacterType(ECharacterType pCharacterType) +{ + mCharacterType = pCharacterType; + + LLPathingLib::LLPLCharacterType characterType; + switch (pCharacterType) + { + case kCharacterTypeNone : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_NONE; + break; + case kCharacterTypeA : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_A; + break; + case kCharacterTypeB : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_B; + break; + case kCharacterTypeC : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_C; + break; + case kCharacterTypeD : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_D; + break; + default : + characterType = LLPathingLib::LLPL_CHARACTER_TYPE_NONE; + llassert(0); + break; + } + mFinalPathData.mCharacterType = characterType; + mTempPathData.mCharacterType = characterType; + computeFinalPath(); +} + +bool LLPathfindingPathTool::isRenderPath() const +{ + return (hasFinalA() || hasFinalB() || hasTempA() || hasTempB()); +} + +void LLPathfindingPathTool::clearPath() +{ + clearFinal(); + clearTemp(); + computeFinalPath(); +} + +LLPathfindingPathTool::path_event_slot_t LLPathfindingPathTool::registerPathEventListener(path_event_callback_t pPathEventCallback) +{ + return mPathEventSignal.connect(pPathEventCallback); +} + +bool LLPathfindingPathTool::isAnyPathToolModKeys(MASK pMask) const +{ + return ((pMask & (MASK_CONTROL|MASK_SHIFT)) != 0); +} + +bool LLPathfindingPathTool::isPointAModKeys(MASK pMask) const +{ + return ((pMask & MASK_CONTROL) != 0); +} + +bool LLPathfindingPathTool::isPointBModKeys(MASK pMask) const +{ + return ((pMask & MASK_SHIFT) != 0); +} + +void LLPathfindingPathTool::getRayPoints(S32 pX, S32 pY, LLVector3 &pRayStart, LLVector3 &pRayEnd) const +{ + LLVector3 dv = gViewerWindow->mouseDirectionGlobal(pX, pY); + LLVector3 mousePos = LLViewerCamera::getInstance()->getOrigin(); + pRayStart = mousePos; + pRayEnd = mousePos + dv * 150; +} + +void LLPathfindingPathTool::computeFinalPoints(S32 pX, S32 pY, MASK pMask) +{ + LLVector3 rayStart, rayEnd; + getRayPoints(pX, pY, rayStart, rayEnd); + + if (isPointAModKeys(pMask)) + { + setFinalA(rayStart, rayEnd); + } + else if (isPointBModKeys(pMask)) + { + setFinalB(rayStart, rayEnd); + } + computeFinalPath(); +} + +void LLPathfindingPathTool::computeTempPoints(S32 pX, S32 pY, MASK pMask) +{ + LLVector3 rayStart, rayEnd; + getRayPoints(pX, pY, rayStart, rayEnd); + + if (isPointAModKeys(pMask)) + { + setTempA(rayStart, rayEnd); + if (hasFinalB()) + { + setTempB(getFinalBStart(), getFinalBEnd()); + } + } + else if (isPointBModKeys(pMask)) + { + if (hasFinalA()) + { + setTempA(getFinalAStart(), getFinalAEnd()); + } + setTempB(rayStart, rayEnd); + } + computeTempPath(); +} + +void LLPathfindingPathTool::setFinalA(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint) +{ + mFinalPathData.mStartPointA = pStartPoint; + mFinalPathData.mEndPointA = pEndPoint; + mFinalPathData.mHasPointA = true; +} + +bool LLPathfindingPathTool::hasFinalA() const +{ + return mFinalPathData.mHasPointA; +} + +const LLVector3 &LLPathfindingPathTool::getFinalAStart() const +{ + return mFinalPathData.mStartPointA; +} + +const LLVector3 &LLPathfindingPathTool::getFinalAEnd() const +{ + return mFinalPathData.mEndPointA; +} + +void LLPathfindingPathTool::setTempA(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint) +{ + mTempPathData.mStartPointA = pStartPoint; + mTempPathData.mEndPointA = pEndPoint; + mTempPathData.mHasPointA = true; +} + +bool LLPathfindingPathTool::hasTempA() const +{ + return mTempPathData.mHasPointA; +} + +void LLPathfindingPathTool::setFinalB(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint) +{ + mFinalPathData.mStartPointB = pStartPoint; + mFinalPathData.mEndPointB = pEndPoint; + mFinalPathData.mHasPointB = true; +} + +bool LLPathfindingPathTool::hasFinalB() const +{ + return mFinalPathData.mHasPointB; +} + +const LLVector3 &LLPathfindingPathTool::getFinalBStart() const +{ + return mFinalPathData.mStartPointB; +} + +const LLVector3 &LLPathfindingPathTool::getFinalBEnd() const +{ + return mFinalPathData.mEndPointB; +} + +void LLPathfindingPathTool::setTempB(const LLVector3 &pStartPoint, const LLVector3 &pEndPoint) +{ + mTempPathData.mStartPointB = pStartPoint; + mTempPathData.mEndPointB = pEndPoint; + mTempPathData.mHasPointB = true; +} + +bool LLPathfindingPathTool::hasTempB() const +{ + return mTempPathData.mHasPointB; +} + +void LLPathfindingPathTool::clearFinal() +{ + mFinalPathData.mHasPointA = false; + mFinalPathData.mHasPointB = false; +} + +void LLPathfindingPathTool::clearTemp() +{ + mTempPathData.mHasPointA = false; + mTempPathData.mHasPointB = false; +} + +void LLPathfindingPathTool::computeFinalPath() +{ + mPathResult = LLPathingLib::LLPL_NO_PATH; + if (LLPathingLib::getInstance() != NULL) + { + mPathResult = LLPathingLib::getInstance()->generatePath(mFinalPathData); + } + mPathEventSignal(); +} + +void LLPathfindingPathTool::computeTempPath() +{ + mPathResult = LLPathingLib::LLPL_NO_PATH; + if (LLPathingLib::getInstance() != NULL) + { + mPathResult = LLPathingLib::getInstance()->generatePath(mTempPathData); + } + mPathEventSignal(); +} |