InputDeviceFeatureSet WidgetTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Paranoia: Check if the source feature belongs to this tool: */
if(input.findFeature(sourceFeature)!=0)
Misc::throwStdErr("WidgetTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* Return the forwarded feature: */
InputDeviceFeatureSet result;
result.push_back(InputDeviceFeature(buttonDevice,InputDevice::BUTTON,0));
return result;
}
InputDeviceFeatureSet TransformTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Find the input assignment slot for the given feature: */
int slotIndex=input.findFeature(sourceFeature);
/* Check if the source feature belongs to this tool: */
if(slotIndex<0)
Misc::throwStdErr("TransformTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* Create an empty feature set: */
InputDeviceFeatureSet result;
/* Check if the feature is a button or valuator: */
if(sourceFeature.isButton())
{
/* Get the slot's button slot index: */
int buttonSlotIndex=input.getButtonSlotIndex(slotIndex);
/* Check if the button is part of the forwarded subset: */
if(buttonSlotIndex>=numPrivateButtons)
{
/* Add the forwarded feature to the result set: */
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::BUTTON,buttonSlotIndex-numPrivateButtons));
}
}
if(sourceFeature.isValuator())
{
/* Get the slot's valuator slot index: */
int valuatorSlotIndex=input.getValuatorSlotIndex(slotIndex);
/* Check if the valuator is part of the forwarded subset: */
if(valuatorSlotIndex>=numPrivateValuators)
{
/* Add the forwarded feature to the result set: */
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::VALUATOR,valuatorSlotIndex-numPrivateValuators));
}
}
return result;
}
InputDeviceFeatureSet RevolverTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Find the input assignment slot for the given feature: */
int slotIndex=input.findFeature(sourceFeature);
/* Check if the source feature belongs to this tool: */
if(slotIndex<0)
Misc::throwStdErr("RevolverTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* Create an empty feature set: */
InputDeviceFeatureSet result;
/* Check if the feature is a button or valuator: */
if(sourceFeature.isButton())
{
/* Get the slot's button slot index: */
int buttonSlotIndex=input.getButtonSlotIndex(slotIndex);
/* Check if the button is part of the forwarded subset: */
if(buttonSlotIndex>=1)
{
/* Add the forwarded feature for the current chamber to the result set: */
int baseButtonIndex=(buttonSlotIndex-1)*factory->numChambers;
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::BUTTON,baseButtonIndex+currentChamber));
}
}
if(sourceFeature.isValuator())
{
/* Get the slot's valuator slot index: */
int valuatorSlotIndex=input.getValuatorSlotIndex(slotIndex);
/* Add the forwarded feature for the current chamber to the result set: */
int baseValuatorIndex=valuatorSlotIndex*factory->numChambers;
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::VALUATOR,baseValuatorIndex+currentChamber));
}
return result;
}
InputDeviceFeatureSet WandNavigationTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Get the source feature's assignment slot index: */
int slotIndex=input.findFeature(sourceFeature);
/* Paranoia: Check if the source feature belongs to this tool: */
if(slotIndex<0)
Misc::throwStdErr("WandNavigationTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* Return the forwarded feature: */
InputDeviceFeatureSet result;
if(slotIndex==1)
result.push_back(InputDeviceFeature(buttonDevice,InputDevice::BUTTON,0));
return result;
}
InputDeviceFeatureSet ButtonToValuatorTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Find the input assignment slot for the given feature: */
int slotIndex=input.findFeature(sourceFeature);
/* Check if the source feature belongs to this tool: */
if(slotIndex<0)
Misc::throwStdErr("ButtonToValuatorTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* The only forwarded feature is the valuator slot: */
InputDeviceFeatureSet result;
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::VALUATOR,0));
return result;
}
InputDeviceFeatureSet ValuatorToButtonTool::getForwardedFeatures(const InputDeviceFeature& sourceFeature)
{
/* Find the input assignment slot for the given feature: */
int slotIndex=input.findFeature(sourceFeature);
/* Check if the source feature belongs to this tool: */
if(slotIndex<0)
Misc::throwStdErr("ValuatorToButtonTool::getForwardedFeatures: Source feature is not part of tool's input assignment");
/* Get the slot's valuator slot index: */
int valuatorSlotIndex=input.getValuatorSlotIndex(slotIndex);
/* Return the two button slots fed by the source valuator slot: */
InputDeviceFeatureSet result;
for(int i=0;i<2;++i)
result.push_back(InputDeviceFeature(transformedDevice,InputDevice::BUTTON,valuatorSlotIndex*2+i));
return result;
}
InputDeviceAdapterPlayback::InputDeviceAdapterPlayback(InputDeviceManager* sInputDeviceManager,const Misc::ConfigurationFileSection& configFileSection)
:InputDeviceAdapter(sInputDeviceManager),
inputDeviceDataFile(configFileSection.retrieveString("./inputDeviceDataFileName").c_str(),"rb",Misc::File::LittleEndian),
mouseCursorFaker(0),
synchronizePlayback(configFileSection.retrieveValue<bool>("./synchronizePlayback",false)),
quitWhenDone(configFileSection.retrieveValue<bool>("./quitWhenDone",false)),
soundPlayer(0),
saveMovie(configFileSection.retrieveValue<bool>("./saveMovie",false)),
movieWindowIndex(0),movieWindow(0),
firstFrame(true),timeStamp(0.0),
done(false)
{
/* Read file header: */
static const char* fileHeader="Vrui Input Device Data File v2.0\n";
char header[34];
inputDeviceDataFile.read<char>(header,34);
bool haveFeatureNames=strncmp(header,fileHeader,34)==0;
if(!haveFeatureNames)
{
/* Old file format doesn't have the header text: */
inputDeviceDataFile.rewind();
}
/* Read random seed value: */
unsigned int randomSeed=inputDeviceDataFile.read<unsigned int>();
setRandomSeed(randomSeed);
/* Read number of saved input devices: */
numInputDevices=inputDeviceDataFile.read<int>();
inputDevices=new InputDevice*[numInputDevices];
deviceFeatureBaseIndices=new int[numInputDevices];
/* Initialize devices: */
for(int i=0;i<numInputDevices;++i)
{
/* Read device's name and layout from file: */
std::string name=Misc::readCppString(inputDeviceDataFile);
int trackType=inputDeviceDataFile.read<int>();
int numButtons=inputDeviceDataFile.read<int>();
int numValuators=inputDeviceDataFile.read<int>();
Vector deviceRayDirection;
inputDeviceDataFile.read<Scalar>(deviceRayDirection.getComponents(),3);
/* Create new input device: */
InputDevice* newDevice=inputDeviceManager->createInputDevice(name.c_str(),trackType,numButtons,numValuators,true);
newDevice->setDeviceRayDirection(deviceRayDirection);
/* Initialize the new device's glyph from the current configuration file section: */
Glyph& deviceGlyph=inputDeviceManager->getInputGraphManager()->getInputDeviceGlyph(newDevice);
char deviceGlyphTypeTag[20];
snprintf(deviceGlyphTypeTag,sizeof(deviceGlyphTypeTag),"./device%dGlyphType",i);
char deviceGlyphMaterialTag[20];
snprintf(deviceGlyphMaterialTag,sizeof(deviceGlyphMaterialTag),"./device%dGlyphMaterial",i);
deviceGlyph.configure(configFileSection,deviceGlyphTypeTag,deviceGlyphMaterialTag);
/* Store the input device: */
inputDevices[i]=newDevice;
/* Read or create the device's feature names: */
deviceFeatureBaseIndices[i]=int(deviceFeatureNames.size());
if(haveFeatureNames)
{
/* Read feature names from file: */
for(int j=0;j<newDevice->getNumFeatures();++j)
deviceFeatureNames.push_back(Misc::readCppString(inputDeviceDataFile));
}
else
{
/* Create default feature names: */
for(int j=0;j<newDevice->getNumFeatures();++j)
deviceFeatureNames.push_back(getDefaultFeatureName(InputDeviceFeature(newDevice,j)));
}
}
/* Check if the user wants to use a fake mouse cursor: */
int fakeMouseCursorDevice=configFileSection.retrieveValue<int>("./fakeMouseCursorDevice",-1);
if(fakeMouseCursorDevice>=0)
{
/* Read the cursor file name and nominal size: */
std::string mouseCursorImageFileName=configFileSection.retrieveString("./mouseCursorImageFileName",DEFAULTMOUSECURSORIMAGEFILENAME);
unsigned int mouseCursorNominalSize=configFileSection.retrieveValue<unsigned int>("./mouseCursorNominalSize",24);
/* Create the mouse cursor faker: */
mouseCursorFaker=new MouseCursorFaker(inputDevices[fakeMouseCursorDevice],mouseCursorImageFileName.c_str(),mouseCursorNominalSize);
mouseCursorFaker->setCursorSize(configFileSection.retrieveValue<Size>("./mouseCursorSize",mouseCursorFaker->getCursorSize()));
mouseCursorFaker->setCursorHotspot(configFileSection.retrieveValue<Vector>("./mouseCursorHotspot",mouseCursorFaker->getCursorHotspot()));
}
/* Read time stamp of first data frame: */
try
{
nextTimeStamp=inputDeviceDataFile.read<double>();
/* Request an update for the next frame: */
requestUpdate();
}
catch(Misc::File::ReadError)
{
done=true;
nextTimeStamp=Math::Constants<double>::max;
if(quitWhenDone)
{
/* Request exiting the program: */
shutdown();
}
}
/* Check if the user wants to play back a commentary sound track: */
std::string soundFileName=configFileSection.retrieveString("./soundFileName","");
if(soundFileName!="")
{
try
{
/* Create a sound player for the given sound file name: */
soundPlayer=new Sound::SoundPlayer(soundFileName.c_str());
}
catch(std::runtime_error error)
{
/* Print a message, but carry on: */
std::cerr<<"InputDeviceAdapterPlayback: Disabling sound playback due to exception "<<error.what()<<std::endl;
}
}
/* Check if the user wants to save a movie: */
if(saveMovie)
{
/* Read the movie image file name template: */
movieFileNameTemplate=configFileSection.retrieveString("./movieFileNameTemplate");
/* Check if the name template has the correct format: */
int numConversions=0;
bool hasIntConversion=false;
for(std::string::const_iterator mfntIt=movieFileNameTemplate.begin();mfntIt!=movieFileNameTemplate.end();++mfntIt)
{
if(*mfntIt=='%')
{
++mfntIt;
if(*mfntIt!='%')
{
++numConversions;
/* Skip width modifiers: */
while(isdigit(*mfntIt))
++mfntIt;
/* Check for integer conversion: */
if(*mfntIt=='d')
hasIntConversion=true;
}
}
else if(*mfntIt=='/') // Only accept conversions in the file name part
hasIntConversion=false;
}
if(numConversions!=1||!hasIntConversion)
Misc::throwStdErr("InputDeviceAdapterPlayback::InputDeviceAdapterPlayback: movie file name template \"%s\" does not have exactly one %%d conversion",movieFileNameTemplate.c_str());
/* Get the index of the window from which to save the frames: */
movieWindowIndex=configFileSection.retrieveValue<int>("./movieWindowIndex",movieWindowIndex);
/* Get the intended frame rate for the movie: */
double frameRate=configFileSection.retrieveValue<double>("./movieFrameRate",30.0);
movieFrameTimeInterval=1.0/frameRate;
/* Calculate the first time at which to save a frame: */
nextMovieFrameTime=nextTimeStamp+movieFrameTimeInterval*0.5;
nextMovieFrameCounter=0;
}
}