void VoxCad::SetupPhysicsWindow(void)
{
PhysicsDockWidget = new QDockWidget(this);
PhysicsDockWidget->setAllowedAreas(Qt::LeftDockWidgetArea | Qt::RightDockWidgetArea);
PhysicsDlg = new Dlg_Physics(&MainSim, PhysicsDockWidget);
PhysicsDockWidget->setWidget(PhysicsDlg);
PhysicsDockWidget->setWindowTitle("Physics Settings");
PhysicsDockWidget->setVisible(false);
connect(PhysicsDockWidget->toggleViewAction(), SIGNAL(triggered(bool)), this, SLOT(PhysicsMode(bool)));
connect(&MainSim, SIGNAL(UpdateText(QString)), PhysicsDlg, SLOT(SetStatusText(QString)));
connect(&MainSim, SIGNAL(ReqGLUpdate()), this, SLOT(ReqGLUpdateAll()));
connect(&MainSim, SIGNAL(ReqAddPlotPoint(double)), PhysicsDlg, SLOT(AddPlotPoint(double)), Qt::DirectConnection);
connect(&MainSim, SIGNAL(StartExternalGLUpdate()), GLWindow, SLOT(StartAutoRedraw()));
connect(&MainSim, SIGNAL(StopExternalGLUpdate()), GLWindow, SLOT(StopAutoRedraw()));
//connect(FEAInfoDlg, SIGNAL(RequestUpdateGL()), this, SLOT(ReqGLUpdateAll()));
//connect(FEAInfoDlg, SIGNAL(GetCurIndex(int*)), this, SLOT(GetCurGLSelected(int*)));
//connect(FEAInfoDlg, SIGNAL(GetFEAInfoString(QString*)), &MainFEA, SLOT(GetFEAInfoString(QString*)));
//connect(FEAInfoDlg, SIGNAL(GetFEAInfoString(int, QString*)), &MainFEA, SLOT(GetFEAInfoString(int, QString*)));
//connect(FEAInfoDlg, SIGNAL(DoneAnalyzing()), this, SLOT(ForceViewMode(void)));
addDockWidget(Qt::RightDockWidgetArea, PhysicsDockWidget);
}
void QVX_Sim::EndRecording(void) //stops recording
{
if (!Recording) return; //if already not recording, don't do anything
DtThaw();
GLUpdateEveryNFrame = -1; //make sure update every frame is turned off...
emit StopExternalGLUpdate(); //stop external display that might be at different speed
emit StartExternalGLUpdate(DEFAULT_DISPLAY_UPDATE_MS); //start default display rate again
emit ResetGLWindow();
Recording = false;
}
void QVX_TensileTest::BeginTensileTest(QVX_Environment* pEnvIn, int NumStepIn, double ConvThreshIn, double MixRadiusIn, MatBlendModel ModelIn, double PolyExpIn)
{
//set up local copy of the environment and object...
// if (MixRadius != 0) RenderMixedObject(pEnvIn->pObj, &LocObj, MixRadius); //if there's any mixing, we need to make it...
//else
LocObj = *(pEnvIn->pObj); //otherwise just simulate the original object.
LocEnv = *pEnvIn; //set local environment params to those of the input
LocEnv.pObj = &LocObj; //make sure local environment points to local object
//set up blending if desired
BlendingEnabled = false;
if (MixRadiusIn != 0){ //if some blending...
//check for 2 or fewer materials!
if (LocObj.GetNumLeafMatInUse() > 2){
QMessageBox::warning(NULL, "Warning", "Currently blending only supported with 2 or fewer materials. Aborting.");
return;
}
BlendingEnabled = true;
MixRadius = MixRadiusIn;
BlendModel = ModelIn;
PolyExp = PolyExpIn;
}
NumStep = NumStepIn;
ConvThresh = ConvThreshIn;
CurTick = 0;
TotalTick = NumStep;
CancelFlag = false;
std::string Message = "";
pEnvIn->EnableFloor(false);
pEnvIn->EnableGravity(false);
pEnvIn->EnableTemp(false);
Import(&LocEnv, NULL, &Message);
EnableSelfCollision(false);
EnableEquilibriumMode(true);
SetStopConditionType(SC_MIN_MAXMOVE);
SetStopConditionValue(ConvThreshIn);
// SetBondDampZ(1.0);
// SetSlowDampZ(0.03);
EnablePlasticity(false);
EnableFailure(false);
if (!DoBCChecks()) return;
CurViewMode = RVM_VOXELS;
CurViewCol = RVC_STRAIN_EN;
CurViewVox = RVV_DEFORMED;
//QString DispMesg;
OutFilePath = QFileDialog::getSaveFileName(NULL, "Save Tensile Test Results", "", "TXT Files (*.txt)");
emit StartExternalGLUpdate(33);
TestRunning = true;
if (OutFilePath != "") TensileThread.Execute(false);
// RunTensileTest(&DispMesg);
if (ProgressMessage != "") QMessageBox::warning(NULL, "warning", QString::fromStdString(ProgressMessage));
}
void QVX_Sim::BeginRecording(void) //opens record dialog and begins recording
{
if (Recording) return; //if we're already recording, don't do anything!
bool WasPaused = Paused; //pause the sim and remeber whether it was paused or not...
if (Running && !WasPaused) SimPauseToggle();
Dlg_VideoCapture VidCapDlg(this);
if (StopConditionType == SC_MAX_TIME_STEPS) {VidCapDlg.StopEnabled=true; VidCapDlg.CurStopSettings = SS_TIME_STEPS; VidCapDlg.sNumStep = qRound(StopConditionValue);}
if (StopConditionType == SC_MAX_SIM_TIME) {VidCapDlg.StopEnabled=true; VidCapDlg.CurStopSettings = SS_SIM_TIME; VidCapDlg.sSimTime = StopConditionValue;}
if (StopConditionType == SC_TEMP_CYCLES) {VidCapDlg.StopEnabled=true; VidCapDlg.CurStopSettings = SS_TEMP_CYCLES; VidCapDlg.sNumCyc = qRound(StopConditionValue);}
VidCapDlg.UpdateUI();
VidCapDlg.exec();
if (VidCapDlg.AcceptedDialog){
if (VidCapDlg.ResetSimOnBegin) ResetSim();
emit StopExternalGLUpdate(); //stop external update!
GLUpdateEveryNFrame = -1; //make sure update every frame is turned off...
double OutFps = VidCapDlg.OutputFps;
double OutSpdFctr = VidCapDlg.OutputSpeedFactor;
switch(VidCapDlg.CurVidSetting){
case VS_DISPLAY: StartExternalGLUpdate(1000*OutSpdFctr/OutFps); break;
case VS_SIMULATION: {
DtFreeze(); //this could be bad for sims with non-linear materials that change dramatically in their stability
double VideoDt = OutSpdFctr/OutFps; //what the dt step for video should be (in sec)
if (dt > VideoDt){
dt = VideoDt; //if simulation timesteps are greater than desired video framerate slow down simulation timesteps
GLUpdateEveryNFrame=1;
}
else { //round dt down so that VideoDt is an even multiple...
GLUpdateEveryNFrame = (int)(VideoDt/dt) + 1;
dt = VideoDt/((double)GLUpdateEveryNFrame);
}
}
break;
case VS_EVERY: GLUpdateEveryNFrame = 1; break;
default: break;
}
if (VidCapDlg.StopEnabled){
switch (VidCapDlg.CurStopSettings){
case SS_TIME_STEPS: StopConditionType = SC_MAX_TIME_STEPS; StopConditionValue = (vfloat)VidCapDlg.sNumStep; break;
case SS_SIM_TIME: StopConditionType = SC_MAX_SIM_TIME; StopConditionValue = (vfloat)VidCapDlg.sSimTime; break;
case SS_TEMP_CYCLES: StopConditionType = SC_TEMP_CYCLES; StopConditionValue = (vfloat)VidCapDlg.sNumCyc; break;
default: StopConditionType = SC_NONE;
}
}
else StopConditionType = SC_NONE;
//reset naming for current files in the selected folder
VideoOutputFolder=VidCapDlg.CurFolder;
CurVideoFrameNumber = 0;
emit ResizeGLWindow(VidCapDlg.WidthPix, VidCapDlg.HeightPix);
Recording = true;
if (!Running){ RequestBeginSim(); Running = true;}
else SimPauseToggle(); //always unpause the simulation if we began recording
}
else { //rejected (canceled) return to running or not state.
if (Running && !WasPaused) SimPauseToggle(); //unpause the simulation if it was running before
}
}
void QVX_Sim::SimLoop(QString* pSimMessage)
{
std::string tmp; //need to link this up to get info back...
if (!Import(NULL, NULL, &tmp)) return;
int Count = 0; //Possibly redundant with internal sim count.
int LastCount = 0;
bool IsStillDrawing;
Vec3D<> CurSelPos;
QString PosLabel;
bool InternalEnding = false;
QString Message, DispMessage;
std::string RetMsg;
QTime tLastPlot; //plot point add every...
QTime tLastStatus; //status text box updated...
// QTime tLastStatCalc; //simulation max/mins calculated every...
tLastPlot.start();
tLastStatus.start();
// tLastStatCalc.start();
emit ReqUiUpdate(); //for slider ranges that depend on dt or other sim params
emit StartExternalGLUpdate(DEFAULT_DISPLAY_UPDATE_MS);
StopSim = false;
Running = true;
Paused = false;
//initialize the COM at the start of the simulation
IniCM=GetCM();
Vec3D<> LastCM = IniCM;
int StatusNumber = 1, PlotPointNumber = 1;
double UpStatEv = 500; //Updates status pane every X ms
int UpPlotEv = 30; //updates plot every X ms when not plotting every point.
char PlotDataTypes;
bool PlotVis, StatusVis;
while (true){ //do this step...
if (StopConditionMet()){InternalEnding = true; StatToCalc=CALCSTAT_ALL; UpdateStats(); RetMsg+="Simulation stop condition reached.\n";break;}//if stop condition met...
//figure out what stats we need to calculate
StatToCalc=CALCSTAT_NONE;
emit IsPlotVisible(&PlotVis);
bool PlottingPoint = (LogEvery?true:tLastPlot.elapsed() > PlotPointNumber*UpPlotEv) && PlotVis;
if (PlottingPoint){ //ensure we calculate the info we want to plot
emit GetPlotRqdStats(&PlotDataTypes);
StatToCalc |= PlotDataTypes;
}
emit IsStatusTextVisible(&StatusVis);
bool UpdatingStatus = (tLastStatus.elapsed() > StatusNumber*UpStatEv) && StatusVis;
if (UpdatingStatus){StatToCalc |= CALCSTAT_COM;} //calc any data we need in the text status box
bool DrawingGLLocal = (GLUpdateEveryNFrame != -1 && Count%GLUpdateEveryNFrame==0);
if (DrawingGLLocal || NeedStatsUpdate){ //calc any data we need to draw the opengl view...
StatToCalc |= StatRqdToDraw();
NeedStatsUpdate = false;
if (LockCoMToCenter) StatToCalc |= CALCSTAT_COM;
}
// if (tLastStatCalc.elapsed() > StatCalcNumber*30){CalcStat=true; StatCalcNumber++; /*tLastStatCalc.restart();*/}
if (!TimeStep(&RetMsg)){InternalEnding = true; break;}//if something happened in this timestep
if (DrawingGLLocal){
IsStillDrawing = true;
ReqGLDrawingStatus(&IsStillDrawing);
while (IsStillDrawing){ //wait to finish drawing the previous timestep before continuing
LOCALSLEEP(1);
ReqGLDrawingStatus(&IsStillDrawing); //are
}
emit ReqGLUpdate();
}
if (StopSim) break;
while(Paused){
ActuallyPaused = true;
if (StopSim) break; //kick out of the loop if we've stopped...
LOCALSLEEP(100);
}
if(UpdatingStatus){
// emit IsStatusTextVisible...
if (CurXSel != -1){PosLabel = "Vox "+QString::number(XtoSIndexMap[CurXSel]) + "(sim)"; CurSelPos = VoxArray[XtoSIndexMap[CurXSel]].GetCurPos()*1000; }//position in mm
else {PosLabel = "CoM "; CurSelPos = SS.CurCM*1000;} //center of mass in mm if nothing else selected
Message = "Time " + QString::number(CurTime, 'g', 3) + " Sec" +
"\nStep Num " + QString::number(CurStepCount) +
"\nTime Step = " + QString::number(dt, 'g', 3)+ " Sec" +
"\nDisplay Rate = "+ QString::number((Count-LastCount)/(UpStatEv/1000.0), 'g', 3)+" Steps/sec" +
"\n" + PosLabel + " X:"+ QString::number(CurSelPos.x, 'g', 3)+" Y:"+ QString::number(CurSelPos.y, 'g', 3)+" Z:"+ QString::number(CurSelPos.z, 'g', 3)+ " mm" +
"\nCoM Displacement = "+ QString::number((SS.CurCM-IniCM).Length()*1000, 'g', 3)+" mm" +
"\nCoM Velocity = "+ QString::number((SS.CurCM-LastCM).Length()*1000/(dt*(Count-LastCount)), 'g', 3)+" mm/s\n";
if (pEnv->IsFloorEnabled()) Message += "Voxel touching ground: " + QString::number(GetNumTouchingFloor()) + "\n";
Message += "\n";
LastCM = SS.CurCM;
if (LogEvery) ApproxMSperLog = (double)tLastStatus.elapsed()/(Count-LastCount); //only update ms per step if its not fixed by the timer
LastCount = Count;
emit UpdateText(Message);
StatusNumber++;
}
if (PlottingPoint){
if (LogEvery) emit ReqAddPlotPoint(GetCurTime());
else {
ApproxMSperLog = UpPlotEv;
emit ReqAddPlotPoint(GetCurTime());
PlotPointNumber++;
}
}
// if (StatCalcNumber == INT_MAX){StatCalcNumber=1; tLastStatCalc.restart();} //avoid int rollover for our counters
if (StatusNumber == INT_MAX){StatusNumber=1; tLastStatus.restart();}
if (PlotPointNumber == INT_MAX){PlotPointNumber=1; tLastPlot.restart();}
Count++;
}
emit StopExternalGLUpdate();
// emit SetExternalGLUpdate(false);
Running = false;
Paused = false;
Message = "Time " + QString::number(CurTime, 'g', 3) + " Sec" +
"\nStep Num " + QString::number(CurStepCount) +
"\nTime Step = " + QString::number(dt, 'g', 3)+ " Sec" +
"\n" + PosLabel + " X:"+ QString::number(CurSelPos.x, 'g', 3)+" Y:"+ QString::number(CurSelPos.y, 'g', 3)+" Z:"+ QString::number(CurSelPos.z, 'g', 3)+ " mm" +
"\nCOM_Dist = "+ QString::number((SS.CurCM-IniCM).Length()*1000, 'g', 3)+" mm\n\n";
RetMsg += "Simulation stopped.\n";
Message += RetMsg.c_str();
DispMessage = Message + "\nFinal Conditions:\nStep = " + QString::number(CurStepCount) + "\nTime Step = " + QString::number(dt)+"\nKinetic Energy = " + QString::number(SS.TotalObjKineticE)+"\n" ;
emit UpdateText(DispMessage);
if (InternalEnding) emit SimEndedInternally(RetMsg.c_str());
// Running = false;
}
void QVX_TensileTest::BeginTensileTest(QVX_Sim* pSim, int NumStepIn, double ConvThreshIn, Vec3D<double> MixRadIn, MatBlendModel ModelIn, double PolyExpIn)
//void QVX_TensileTest::BeginTensileTest(QVX_Environment* pEnvIn, int NumStepIn, double ConvThreshIn, double MixRadiusIn, MatBlendModel ModelIn, double PolyExpIn)
{
//set up local copy of the environment and object...
//QVX_Environment* pEnvIn = (QVX_Environment*) pSim->pEnv;
LocObj = *(pSim->pEnv->pObj); //otherwise just simulate the original object.
LocEnv = *pSim->pEnv; //set local environment params to those of the input
LocEnv.pObj = &LocObj; //make sure local environment points to local object
//set up blending if desired
bool EnableBlending = false;
if (MixRadIn.x != 0 || MixRadIn.y != 0 || MixRadIn.z != 0){ //if some blending...
//check for 2 or fewer materials!
if (LocObj.GetNumLeafMatInUse() > 2){
QMessageBox::warning(NULL, "Warning", "Currently blending only supported with 2 or fewer materials. Aborting.");
return;
}
EnableBlending = true;
MixRadius = MixRadIn;
BlendModel = ModelIn;
PolyExp = PolyExpIn;
if (MixRadius.x==0)MixRadius.x = LocObj.GetLatticeDim()/10000; //set to tiny fraction to avoid blowup of exponential function
if (MixRadius.y==0)MixRadius.y = LocObj.GetLatticeDim()/10000; //set to tiny fraction to avoid blowup of exponential function
if (MixRadius.z==0)MixRadius.z = LocObj.GetLatticeDim()/10000; //set to tiny fraction to avoid blowup of exponential function
RenderMixedObject(pSim->pEnv->pObj, &LocObj, MixRadius); //if there's any mixing, we need to make it...
}
EnableFeature(VXSFEAT_BLENDING, EnableBlending);
NumStep = NumStepIn;
ConvThresh = ConvThreshIn;
CurTick = 0;
TotalTick = NumStep;
CancelFlag = false;
std::string Message = "";
LocEnv.EnableFloor(false);
LocEnv.EnableGravity(false);
LocEnv.EnableTemp(false);
Import(&LocEnv, NULL, &Message);
EnableFeature(VXSFEAT_COLLISIONS, false);
EnableFeature(VXSFEAT_EQUILIBRIUM_MODE, true);
EnableFeature(VXSFEAT_PLASTICITY, false);
EnableFeature(VXSFEAT_FAILURE, false);
EnableFeature(VXSFEAT_VOLUME_EFFECTS, pSim->IsFeatureEnabled(VXSFEAT_VOLUME_EFFECTS)); //enables volume effects according to last set physics sandbox value
SetStopConditionType(SC_MIN_MAXMOVE);
SetStopConditionValue(ConvThreshIn);
if (!DoBCChecks()) return;
OutFilePath = QFileDialog::getSaveFileName(NULL, "Save Tensile Test Results", GetLastDir(), "TXT Files (*.txt)");
pTensileView->VoxMesh.LinkSimVoxels(this, pTensileView);
pTensileView->VoxMesh.DefMesh.DrawSmooth=false;
//match view to current selection of the physics sandbox
pTensileView->SetCurViewCol(pSim->pSimView->GetCurViewCol());
pTensileView->SetCurViewMode(pSim->pSimView->GetCurViewMode());
pTensileView->SetCurViewVox(pSim->pSimView->GetCurViewVox());
pTensileView->SetViewAngles(pSim->pSimView->GetViewAngles());
pTensileView->SetViewForce(pSim->pSimView->GetViewForce());
emit StartExternalGLUpdate(33);
TestRunning = true;
if (OutFilePath != "") TensileThread.Execute(false);
// RunTensileTest(&DispMesg);
if (ProgressMessage != "") QMessageBox::warning(NULL, "warning", QString::fromStdString(ProgressMessage));
}