597 lines
18 KiB
C++
597 lines
18 KiB
C++
/**
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* @file llmanip.cpp
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* @brief LLManip class implementation
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*
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* Copyright (c) 2001-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llmanip.h"
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#include "llmath.h"
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#include "v3math.h"
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//#include "llquaternion.h"
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#include "llgl.h"
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#include "llprimitive.h"
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#include "llview.h"
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#include "llviewerimagelist.h"
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#include "llagent.h"
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#include "llviewercontrol.h"
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#include "lldrawable.h"
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#include "llfontgl.h"
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#include "llhudrender.h"
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#include "llselectmgr.h"
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#include "llui.h"
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#include "llviewercamera.h"
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#include "llviewerjoint.h"
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#include "llviewerobject.h"
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#include "llviewerwindow.h"
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#include "llvoavatar.h"
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#include "llworld.h" // for gWorldPointer
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#include "llresmgr.h"
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#include "viewer.h" // for gFPS
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#include "pipeline.h"
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#include "llglheaders.h"
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// Local constants...
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const S32 VERTICAL_OFFSET = 50;
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F32 LLManip::sHelpTextVisibleTime = 2.f;
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F32 LLManip::sHelpTextFadeTime = 2.f;
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S32 LLManip::sNumTimesHelpTextShown = 0;
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S32 LLManip::sMaxTimesShowHelpText = 5;
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F32 LLManip::sGridMaxSubdivisionLevel = 32.f;
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F32 LLManip::sGridMinSubdivisionLevel = 1.f;
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LLVector2 LLManip::sTickLabelSpacing(60.f, 25.f);
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//static
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void LLManip::rebuild(LLViewerObject* vobj)
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{
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LLDrawable* drawablep = vobj->mDrawable;
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if (drawablep && drawablep->getVOVolume())
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{
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gPipeline.markRebuild(drawablep,LLDrawable::REBUILD_VOLUME, TRUE);
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//gPipeline.markMoved(drawablep, FALSE);
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//gPipeline.updateMoveNormalAsync(vobj->mDrawable);
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drawablep->setState(LLDrawable::MOVE_UNDAMPED); // force to UNDAMPED
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drawablep->updateMove();
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}
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}
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//////////////////////////////////////////////////////////////////////////////
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// LLManip
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LLManip::LLManip( const LLString& name, LLToolComposite* composite )
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:
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LLTool( name, composite ),
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mInSnapRegime(FALSE)
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{}
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void LLManip::getManipNormal(LLViewerObject* object, EManipPart manip, LLVector3 &normal)
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{
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LLVector3 grid_origin;
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LLVector3 grid_scale;
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LLQuaternion grid_rotation;
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gSelectMgr->getGrid(grid_origin, grid_rotation, grid_scale);
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if (manip >= LL_X_ARROW && manip <= LL_Z_ARROW)
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{
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LLVector3 arrow_axis;
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getManipAxis(object, manip, arrow_axis);
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LLVector3 cross = arrow_axis % gCamera->getAtAxis();
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normal = cross % arrow_axis;
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normal.normVec();
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}
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else if (manip >= LL_YZ_PLANE && manip <= LL_XY_PLANE)
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{
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switch (manip)
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{
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case LL_YZ_PLANE:
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normal = LLVector3::x_axis;
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break;
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case LL_XZ_PLANE:
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normal = LLVector3::y_axis;
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break;
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case LL_XY_PLANE:
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normal = LLVector3::z_axis;
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break;
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default:
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break;
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}
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normal.rotVec(grid_rotation);
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}
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else
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{
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normal.clearVec();
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}
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}
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BOOL LLManip::getManipAxis(LLViewerObject* object, EManipPart manip, LLVector3 &axis)
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{
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LLVector3 grid_origin;
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LLVector3 grid_scale;
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LLQuaternion grid_rotation;
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gSelectMgr->getGrid(grid_origin, grid_rotation, grid_scale);
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if (manip == LL_X_ARROW)
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{
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axis = LLVector3::x_axis;
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}
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else if (manip == LL_Y_ARROW)
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{
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axis = LLVector3::y_axis;
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}
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else if (manip == LL_Z_ARROW)
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{
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axis = LLVector3::z_axis;
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}
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else
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{
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return FALSE;
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}
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axis.rotVec( grid_rotation );
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return TRUE;
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}
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F32 LLManip::getSubdivisionLevel(const LLVector3 &reference_point, const LLVector3 &translate_axis, F32 grid_scale, S32 min_pixel_spacing)
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{
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//update current snap subdivision level
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LLVector3 cam_to_reference;
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if (mObjectSelection->getSelectType() == SELECT_TYPE_HUD)
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{
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cam_to_reference = LLVector3(1.f / gAgent.getAvatarObject()->mHUDCurZoom, 0.f, 0.f);
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}
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else
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{
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cam_to_reference = reference_point - gCamera->getOrigin();
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}
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F32 current_range = cam_to_reference.normVec();
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F32 projected_translation_axis_length = (translate_axis % cam_to_reference).magVec();
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F32 subdivisions = llmax(projected_translation_axis_length * grid_scale / (current_range / gCamera->getPixelMeterRatio() * min_pixel_spacing), 0.f);
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subdivisions = llclamp((F32)pow(2.f, llfloor(log(subdivisions) / log(2.f))), 1.f / 32.f, 32.f);
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return subdivisions;
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}
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void LLManip::handleSelect()
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{
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mObjectSelection = gSelectMgr->getEditSelection();
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}
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void LLManip::handleDeselect()
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{
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mObjectSelection = NULL;
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}
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LLObjectSelectionHandle LLManip::getSelection()
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{
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return mObjectSelection;
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}
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BOOL LLManip::handleHover(S32 x, S32 y, MASK mask)
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{
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// We only handle the event if mousedown started with us
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if( hasMouseCapture() )
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{
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if( mObjectSelection->isEmpty() )
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{
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// Somehow the object got deselected while we were dragging it.
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// Release the mouse
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setMouseCapture( FALSE );
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}
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lldebugst(LLERR_USER_INPUT) << "hover handled by LLManip (active)" << llendl;
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}
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else
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{
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lldebugst(LLERR_USER_INPUT) << "hover handled by LLManip (inactive)" << llendl;
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}
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gViewerWindow->setCursor(UI_CURSOR_ARROW);
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return TRUE;
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}
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BOOL LLManip::handleMouseUp(S32 x, S32 y, MASK mask)
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{
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BOOL handled = FALSE;
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if( hasMouseCapture() )
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{
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handled = TRUE;
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setMouseCapture( FALSE );
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}
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return handled;
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}
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void LLManip::updateGridSettings()
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{
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sGridMaxSubdivisionLevel = gSavedSettings.getBOOL("GridSubUnit") ? (F32)gSavedSettings.getS32("GridSubdivision") : 1.f;
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}
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BOOL LLManip::getMousePointOnPlaneAgent(LLVector3& point, S32 x, S32 y, LLVector3 origin, LLVector3 normal)
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{
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LLVector3d origin_double = gAgent.getPosGlobalFromAgent(origin);
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LLVector3d global_point;
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BOOL result = getMousePointOnPlaneGlobal(global_point, x, y, origin_double, normal);
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point = gAgent.getPosAgentFromGlobal(global_point);
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return result;
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}
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BOOL LLManip::getMousePointOnPlaneGlobal(LLVector3d& point, S32 x, S32 y, LLVector3d origin, LLVector3 normal)
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{
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if (mObjectSelection->getSelectType() == SELECT_TYPE_HUD)
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{
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BOOL result = FALSE;
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F32 mouse_x = ((F32)x / gViewerWindow->getWindowWidth() - 0.5f) * gCamera->getAspect() / gAgent.getAvatarObject()->mHUDCurZoom;
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F32 mouse_y = ((F32)y / gViewerWindow->getWindowHeight() - 0.5f) / gAgent.getAvatarObject()->mHUDCurZoom;
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LLVector3 origin_agent = gAgent.getPosAgentFromGlobal(origin);
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LLVector3 mouse_pos = LLVector3(0.f, -mouse_x, mouse_y);
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if (llabs(normal.mV[VX]) < 0.001f)
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{
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// use largish value that should be outside HUD manipulation range
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mouse_pos.mV[VX] = 10.f;
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}
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else
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{
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mouse_pos.mV[VX] = (normal * (origin_agent - mouse_pos))
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/ (normal.mV[VX]);
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result = TRUE;
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}
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point = gAgent.getPosGlobalFromAgent(mouse_pos);
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return result;
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}
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else
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{
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return gViewerWindow->mousePointOnPlaneGlobal(
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point, x, y, origin, normal );
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}
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//return FALSE;
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}
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// Given the line defined by mouse cursor (a1 + a_param*(a2-a1)) and the line defined by b1 + b_param*(b2-b1),
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// returns a_param and b_param for the points where lines are closest to each other.
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// Returns false if the two lines are parallel.
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BOOL LLManip::nearestPointOnLineFromMouse( S32 x, S32 y, const LLVector3& b1, const LLVector3& b2, F32 &a_param, F32 &b_param )
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{
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LLVector3 a1;
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LLVector3 a2;
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if (mObjectSelection->getSelectType() == SELECT_TYPE_HUD)
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{
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F32 mouse_x = (((F32)x / gViewerWindow->getWindowWidth()) - 0.5f) * gCamera->getAspect() / gAgent.getAvatarObject()->mHUDCurZoom;
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F32 mouse_y = (((F32)y / gViewerWindow->getWindowHeight()) - 0.5f) / gAgent.getAvatarObject()->mHUDCurZoom;
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a1 = LLVector3(llmin(b1.mV[VX] - 0.1f, b2.mV[VX] - 0.1f, 0.f), -mouse_x, mouse_y);
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a2 = a1 + LLVector3(1.f, 0.f, 0.f);
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}
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else
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{
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a1 = gAgent.getCameraPositionAgent();
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a2 = gAgent.getCameraPositionAgent() + LLVector3(gViewerWindow->mouseDirectionGlobal(x, y));
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}
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BOOL parallel = TRUE;
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LLVector3 a = a2 - a1;
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LLVector3 b = b2 - b1;
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LLVector3 normal;
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F32 dist, denom;
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normal = (b % a) % b; // normal to plane (P) through b and (shortest line between a and b)
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normal.normVec();
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dist = b1 * normal; // distance from origin to P
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denom = normal * a;
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if( (denom < -F_APPROXIMATELY_ZERO) || (F_APPROXIMATELY_ZERO < denom) )
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{
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a_param = (dist - normal * a1) / denom;
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parallel = FALSE;
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}
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normal = (a % b) % a; // normal to plane (P) through a and (shortest line between a and b)
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normal.normVec();
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dist = a1 * normal; // distance from origin to P
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denom = normal * b;
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if( (denom < -F_APPROXIMATELY_ZERO) || (F_APPROXIMATELY_ZERO < denom) )
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{
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b_param = (dist - normal * b1) / denom;
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parallel = FALSE;
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}
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return parallel;
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}
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LLVector3 LLManip::getSavedPivotPoint() const
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{
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return gSelectMgr->getSavedBBoxOfSelection().getCenterAgent();
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}
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LLVector3 LLManip::getPivotPoint()
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{
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if (mObjectSelection->getFirstObject() && mObjectSelection->getObjectCount() == 1 && mObjectSelection->getSelectType() != SELECT_TYPE_HUD)
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{
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return mObjectSelection->getFirstObject()->getPivotPositionAgent();
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}
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return gSelectMgr->getBBoxOfSelection().getCenterAgent();
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}
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void LLManip::renderGuidelines(BOOL draw_x, BOOL draw_y, BOOL draw_z)
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{
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LLVector3 grid_origin;
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LLQuaternion grid_rot;
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LLVector3 grid_scale;
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gSelectMgr->getGrid(grid_origin, grid_rot, grid_scale);
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LLViewerObject* object = mObjectSelection->getFirstRootObject();
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if (!object)
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{
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object = mObjectSelection->getFirstObject();
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if (!object)
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{
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return;
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}
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}
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//LLVector3 center_agent = gSelectMgr->getBBoxOfSelection().getCenterAgent();
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LLVector3 center_agent = getPivotPoint();
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glPushMatrix();
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{
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glTranslatef(center_agent.mV[VX], center_agent.mV[VY], center_agent.mV[VZ]);
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F32 angle_radians, x, y, z;
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grid_rot.getAngleAxis(&angle_radians, &x, &y, &z);
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glRotatef(angle_radians * RAD_TO_DEG, x, y, z);
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F32 region_size = gWorldPointer->getRegionWidthInMeters();
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const F32 LINE_ALPHA = 0.33f;
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LLGLSNoTexture gls_no_texture;
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LLUI::setLineWidth(1.5f);
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if (draw_x)
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{
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glColor4f(1.f, 0.f, 0.f, LINE_ALPHA);
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glBegin(GL_LINES);
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glVertex3f( -region_size, 0.f, 0.f );
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glVertex3f( region_size, 0.f, 0.f );
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glEnd();
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}
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if (draw_y)
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{
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glColor4f(0.f, 1.f, 0.f, LINE_ALPHA);
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glBegin(GL_LINES);
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glVertex3f( 0.f, -region_size, 0.f );
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glVertex3f( 0.f, region_size, 0.f );
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glEnd();
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}
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if (draw_z)
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{
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glColor4f(0.f, 0.f, 1.f, LINE_ALPHA);
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glBegin(GL_LINES);
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glVertex3f( 0.f, 0.f, -region_size );
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glVertex3f( 0.f, 0.f, region_size );
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glEnd();
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}
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LLUI::setLineWidth(1.0f);
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}
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glPopMatrix();
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}
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void LLManip::renderXYZ(const LLVector3 &vec)
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{
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const S32 PAD = 10;
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char feedback_string[128]; /*Flawfinder: ignore*/
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LLVector3 camera_pos = gCamera->getOrigin() + gCamera->getAtAxis();
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S32 vertical_offset = gViewerWindow->getWindowHeight() / 2 - VERTICAL_OFFSET;
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S32 window_center_x = gViewerWindow->getWindowWidth() / 2;
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S32 window_center_y = gViewerWindow->getWindowHeight() / 2;
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LLUUID image_id;
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image_id.set(gViewerArt.getString("rounded_square.tga"));
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LLViewerImage* imagep = gImageList.getImage(image_id, MIPMAP_FALSE, TRUE);
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glPushMatrix();
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{
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gViewerWindow->setup2DRender();
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const LLVector2& display_scale = gViewerWindow->getDisplayScale();
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glScalef(display_scale.mV[VX], display_scale.mV[VY], 1.f);
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glColor4f(0.f, 0.f, 0.f, 0.7f);
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gl_draw_scaled_image_with_border(window_center_x - 115,
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window_center_y + vertical_offset - PAD,
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16,
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16,
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235,
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PAD * 2 + 10,
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imagep,
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LLColor4(0.f, 0.f, 0.f, 0.7f) );
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}
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glPopMatrix();
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gViewerWindow->setup3DRender();
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{
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LLLocale locale(LLLocale::USER_LOCALE);
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LLGLDepthTest gls_depth(GL_FALSE);
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LLGLEnable tex(GL_TEXTURE_2D);
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// render drop shadowed text
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snprintf(feedback_string, sizeof(feedback_string), "X: %.3f", vec.mV[VX]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, -102.f + 1.f, (F32)vertical_offset - 1.f, LLColor4::black, FALSE);
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snprintf(feedback_string, sizeof(feedback_string), "Y: %.3f", vec.mV[VY]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, -27.f + 1.f, (F32)vertical_offset - 1.f, LLColor4::black, FALSE);
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snprintf(feedback_string, sizeof(feedback_string), "Z: %.3f", vec.mV[VZ]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, 48.f + 1.f, (F32)vertical_offset - 1.f, LLColor4::black, FALSE);
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// render text on top
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snprintf(feedback_string, sizeof(feedback_string), "X: %.3f", vec.mV[VX]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, -102.f, (F32)vertical_offset, LLColor4(1.f, 0.5f, 0.5f, 1.f), FALSE);
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glColor3f(0.5f, 1.f, 0.5f);
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snprintf(feedback_string, sizeof(feedback_string), "Y: %.3f", vec.mV[VY]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, -27.f, (F32)vertical_offset, LLColor4(0.5f, 1.f, 0.5f, 1.f), FALSE);
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glColor3f(0.5f, 0.5f, 1.f);
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snprintf(feedback_string, sizeof(feedback_string), "Z: %.3f", vec.mV[VZ]); /* Flawfinder: ignore */
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hud_render_text(utf8str_to_wstring(feedback_string), camera_pos, *gResMgr->getRes( LLFONT_SANSSERIF ), LLFontGL::NORMAL, 48.f, (F32)vertical_offset, LLColor4(0.5f, 0.5f, 1.f, 1.f), FALSE);
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}
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}
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void LLManip::renderTickText(const LLVector3& pos, const char* text, const LLColor4 &color)
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{
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const LLFontGL* big_fontp = gResMgr->getRes( LLFONT_SANSSERIF );
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BOOL hud_selection = mObjectSelection->getSelectType() == SELECT_TYPE_HUD;
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glMatrixMode(GL_MODELVIEW);
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glPushMatrix();
|
|
LLVector3 render_pos = pos;
|
|
if (hud_selection)
|
|
{
|
|
F32 zoom_amt = gAgent.getAvatarObject()->mHUDCurZoom;
|
|
F32 inv_zoom_amt = 1.f / zoom_amt;
|
|
// scale text back up to counter-act zoom level
|
|
render_pos = pos * zoom_amt;
|
|
glScalef(inv_zoom_amt, inv_zoom_amt, inv_zoom_amt);
|
|
}
|
|
|
|
// render shadow first
|
|
LLColor4 shadow_color = LLColor4::black;
|
|
LLGLEnable tex(GL_TEXTURE_2D);
|
|
shadow_color.mV[VALPHA] = color.mV[VALPHA] * 0.5f;
|
|
gViewerWindow->setupViewport(1, -1);
|
|
hud_render_utf8text(text, render_pos, *big_fontp, LLFontGL::NORMAL, -0.5f * big_fontp->getWidthF32(text), 3.f, shadow_color, mObjectSelection->getSelectType() == SELECT_TYPE_HUD);
|
|
gViewerWindow->setupViewport();
|
|
hud_render_utf8text(text, render_pos, *big_fontp, LLFontGL::NORMAL, -0.5f * big_fontp->getWidthF32(text), 3.f, color, mObjectSelection->getSelectType() == SELECT_TYPE_HUD);
|
|
|
|
glPopMatrix();
|
|
}
|
|
|
|
void LLManip::renderTickValue(const LLVector3& pos, F32 value, const char* suffix, const LLColor4 &color)
|
|
{
|
|
LLLocale locale(LLLocale::USER_LOCALE);
|
|
|
|
const LLFontGL* big_fontp = gResMgr->getRes( LLFONT_SANSSERIF );
|
|
const LLFontGL* small_fontp = gResMgr->getRes( LLFONT_SANSSERIF_SMALL );
|
|
|
|
char val_string[128]; /*Flawfinder: ignore*/
|
|
char fraction_string[128]; /*Flawfinder: ignore*/
|
|
F32 val_to_print = llround(value, 0.001f);
|
|
S32 fractional_portion = llround(fmodf(llabs(val_to_print), 1.f) * 100.f);
|
|
if (val_to_print < 0.f)
|
|
{
|
|
if (fractional_portion == 0)
|
|
{
|
|
snprintf(val_string, sizeof(val_string), "-%d%s", lltrunc(llabs(val_to_print)), suffix); /* Flawfinder: ignore */
|
|
}
|
|
else
|
|
{
|
|
snprintf(val_string, sizeof(val_string), "-%d", lltrunc(llabs(val_to_print))); /* Flawfinder: ignore */
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (fractional_portion == 0)
|
|
{
|
|
snprintf(val_string, sizeof(val_string), "%d%s", lltrunc(llabs(val_to_print)), suffix); /* Flawfinder: ignore */
|
|
}
|
|
else
|
|
{
|
|
snprintf(val_string, sizeof(val_string), "%d", lltrunc(val_to_print)); /* Flawfinder: ignore */
|
|
}
|
|
}
|
|
|
|
BOOL hud_selection = mObjectSelection->getSelectType() == SELECT_TYPE_HUD;
|
|
glMatrixMode(GL_MODELVIEW);
|
|
glPushMatrix();
|
|
LLVector3 render_pos = pos;
|
|
if (hud_selection)
|
|
{
|
|
F32 zoom_amt = gAgent.getAvatarObject()->mHUDCurZoom;
|
|
F32 inv_zoom_amt = 1.f / zoom_amt;
|
|
// scale text back up to counter-act zoom level
|
|
render_pos = pos * zoom_amt;
|
|
glScalef(inv_zoom_amt, inv_zoom_amt, inv_zoom_amt);
|
|
}
|
|
|
|
LLColor4 shadow_color = LLColor4::black;
|
|
shadow_color.mV[VALPHA] = color.mV[VALPHA] * 0.5f;
|
|
|
|
LLGLEnable tex(GL_TEXTURE_2D);
|
|
if (fractional_portion != 0)
|
|
{
|
|
snprintf(fraction_string, sizeof(fraction_string), "%c%d%s", gResMgr->getDecimalPoint(), fractional_portion, suffix); /* Flawfinder: ignore */
|
|
|
|
gViewerWindow->setupViewport(1, -1);
|
|
hud_render_utf8text(val_string, render_pos, *big_fontp, LLFontGL::NORMAL, -1.f * big_fontp->getWidthF32(val_string), 3.f, shadow_color, hud_selection);
|
|
hud_render_utf8text(fraction_string, render_pos, *small_fontp, LLFontGL::NORMAL, 1.f, 3.f, shadow_color, hud_selection);
|
|
|
|
gViewerWindow->setupViewport();
|
|
hud_render_utf8text(val_string, render_pos, *big_fontp, LLFontGL::NORMAL, -1.f * big_fontp->getWidthF32(val_string), 3.f, color, hud_selection);
|
|
hud_render_utf8text(fraction_string, render_pos, *small_fontp, LLFontGL::NORMAL, 1.f, 3.f, color, hud_selection);
|
|
}
|
|
else
|
|
{
|
|
gViewerWindow->setupViewport(1, -1);
|
|
hud_render_utf8text(val_string, render_pos, *big_fontp, LLFontGL::NORMAL, -0.5f * big_fontp->getWidthF32(val_string), 3.f, shadow_color, hud_selection);
|
|
gViewerWindow->setupViewport();
|
|
hud_render_utf8text(val_string, render_pos, *big_fontp, LLFontGL::NORMAL, -0.5f * big_fontp->getWidthF32(val_string), 3.f, color, hud_selection);
|
|
}
|
|
glPopMatrix();
|
|
}
|
|
|
|
LLColor4 LLManip::setupSnapGuideRenderPass(S32 pass)
|
|
{
|
|
static LLColor4 grid_color_fg = gColors.getColor("GridlineColor");
|
|
static LLColor4 grid_color_bg = gColors.getColor("GridlineBGColor");
|
|
static LLColor4 grid_color_shadow = gColors.getColor("GridlineShadowColor");
|
|
|
|
LLColor4 line_color;
|
|
F32 line_alpha = gSavedSettings.getF32("GridOpacity");
|
|
|
|
switch(pass)
|
|
{
|
|
case 0:
|
|
// shadow
|
|
gViewerWindow->setupViewport(1, -1);
|
|
line_color = grid_color_shadow;
|
|
line_color.mV[VALPHA] *= line_alpha;
|
|
LLUI::setLineWidth(2.f);
|
|
break;
|
|
case 1:
|
|
// hidden lines
|
|
gViewerWindow->setupViewport();
|
|
line_color = grid_color_bg;
|
|
line_color.mV[VALPHA] *= line_alpha;
|
|
LLUI::setLineWidth(1.f);
|
|
break;
|
|
case 2:
|
|
// visible lines
|
|
line_color = grid_color_fg;
|
|
line_color.mV[VALPHA] *= line_alpha;
|
|
break;
|
|
}
|
|
|
|
return line_color;
|
|
}
|