bool EventHandler<C>::handleEvent(eq::EventICommand command)
{
switch (command.getEventType())
{
case HISTOGRAM_DATA:
{
const Histogram& histogram = command.read<Histogram>();
const float area = command.read<float>();
const uint32_t id = command.read<uint32_t>();
_impl->gatherHistogram(histogram, area, id);
return false;
}
case VOLUME_INFO:
command >> _impl->config.getVolumeInformation();
return false;
case REDRAW:
_impl->config.postRedraw();
return true;
}
if (!eq::Config::handleEvent(command))
return false;
_impl->config.postRedraw();
return true;
}
bool Config::handleEvent( eq::EventICommand command )
{
switch( command.getEventType( ))
{
case DATA_CHANGED:
{
_registerData( command );
if( _readyToCommit() )
_frameData.commit(); // broadcast changed data to all clients
return false;
}
case PROXY_CHANGED:
{
_updateData( command );
if( _readyToCommit() )
{
_updateSimulation(); // update the simulation every nth frame
_frameData.commit(); // broadcast changed data to all clients
}
return false;
}
case eq::Event::KEY_PRESS:
{
const eq::Event& event = command.get< eq::Event >();
if( _handleKeyEvent( event.keyPress ))
{
_redraw = true;
return true;
}
break;
}
case eq::Event::WINDOW_EXPOSE:
case eq::Event::WINDOW_RESIZE:
case eq::Event::WINDOW_CLOSE:
case eq::Event::VIEW_RESIZE:
_redraw = true;
break;
default:
break;
}
_redraw |= eq::Config::handleEvent( command );
return _redraw;
}
bool Config::handleEvent( eq::EventICommand command )
{
const float moveSpeed = .1f;
const eq::Event& event = command.get< eq::Event >();
switch( command.getEventType( ))
{
// set mMoveDirection to a null vector after a key is released
// so that the updating of the camera position stops
case eq::Event::KEY_RELEASE:
if ( event.keyPress.key >= 261 &&
event.keyPress.key <= 266 )
_moveDirection = eq::Vector3f( 0, 0, 0 );
break;
// change mMoveDirection when the appropriate key is pressed
case eq::Event::KEY_PRESS:
switch ( event.keyPress.key )
{
case eq::KC_LEFT:
_moveDirection = vmml::normalize( orthographicVector(
_cameraWalkingVector )) * moveSpeed;
return true;
case eq::KC_UP:
_moveDirection.y() = moveSpeed;
return true;
case eq::KC_RIGHT:
_moveDirection = -vmml::normalize( orthographicVector(
_cameraWalkingVector )) * moveSpeed;
return true;
case eq::KC_DOWN:
_moveDirection.y() = -moveSpeed;
return true;
case eq::KC_PAGE_UP:
_moveDirection = vmml::normalize( _cameraWalkingVector )
* moveSpeed;
return true;
case eq::KC_PAGE_DOWN:
_moveDirection = -vmml::normalize( _cameraWalkingVector ) *
moveSpeed;
return true;
case 's':
_frameData.toggleStatistics();
}
break;
// turn left and right, up and down with mouse pointer
case eq::Event::CHANNEL_POINTER_MOTION:
if ( event.pointerMotion.buttons == eq::PTR_BUTTON1 &&
event.pointerMotion.x <= event.context.pvp.w &&
event.pointerMotion.x >= 0 &&
event.pointerMotion.y <= event.context.pvp.h &&
event.pointerMotion.y >= 0 )
{
_pointerXDiff += event.pointerMotion.dx;
_pointerYDiff += event.pointerMotion.dy;
return true;
}
break;
}
// let Equalizer handle any events we don't handle ourselves here, like the
// escape key for closing the application.
return eq::Config::handleEvent( command );
}
bool Config::handleEvent( eq::EventICommand command )
{
switch( command.getEventType( ))
{
case eq::Event::KEY_PRESS:
{
const eq::Event& event = command.get< eq::Event >();
if( _handleKeyEvent( event.keyPress ))
{
_redraw = true;
return true;
}
break;
}
case eq::Event::CHANNEL_POINTER_BUTTON_PRESS:
{
const eq::Event& event = command.get< eq::Event >();
const eq::uint128_t& viewID = event.context.view.identifier;
_frameData.setCurrentViewID( viewID );
if( viewID == 0 )
{
_currentCanvas = 0;
return false;
}
const View* view = _getCurrentView();
const eq::Layout* layout = view->getLayout();
const eq::Canvases& canvases = getCanvases();
for( eq::CanvasesCIter i = canvases.begin();
i != canvases.end(); ++i )
{
eq::Canvas* canvas = *i;
const eq::Layout* canvasLayout = canvas->getActiveLayout();
if( canvasLayout == layout )
{
_currentCanvas = canvas;
return true;
}
}
return true;
}
case eq::Event::CHANNEL_POINTER_BUTTON_RELEASE:
{
const eq::Event& event = command.get< eq::Event >();
const eq::PointerEvent& releaseEvent =
event.pointerButtonRelease;
if( releaseEvent.buttons == eq::PTR_BUTTON_NONE)
{
if( releaseEvent.button == eq::PTR_BUTTON1 )
{
_spinX = releaseEvent.dy;
_spinY = releaseEvent.dx;
_redraw = true;
return true;
}
if( releaseEvent.button == eq::PTR_BUTTON2 )
{
_advance = -releaseEvent.dy;
_redraw = true;
return true;
}
}
break;
}
case eq::Event::CHANNEL_POINTER_MOTION:
{
const eq::Event& event = command.get< eq::Event >();
switch( event.pointerMotion.buttons )
{
case eq::PTR_BUTTON1:
_spinX = 0;
_spinY = 0;
if( _frameData.usePilotMode())
_frameData.spinCamera(
-0.005f * event.pointerMotion.dy,
-0.005f * event.pointerMotion.dx );
else
_frameData.spinModel(
-0.005f * event.pointerMotion.dy,
-0.005f * event.pointerMotion.dx, 0.f );
_redraw = true;
return true;
case eq::PTR_BUTTON2:
_advance = -event.pointerMotion.dy;
_frameData.moveCamera( 0.f, 0.f, .005f * _advance );
_redraw = true;
return true;
case eq::PTR_BUTTON3:
_frameData.moveCamera( .0005f * event.pointerMotion.dx,
-.0005f * event.pointerMotion.dy,
0.f );
_redraw = true;
return true;
}
break;
}
case eq::Event::CHANNEL_POINTER_WHEEL:
{
const eq::Event& event = command.get< eq::Event >();
_frameData.moveCamera( -0.05f * event.pointerWheel.yAxis,
0.f,
0.05f * event.pointerWheel.xAxis );
_redraw = true;
return true;
}
case eq::Event::MAGELLAN_AXIS:
{
const eq::Event& event = command.get< eq::Event >();
_spinX = 0;
_spinY = 0;
_advance = 0;
_frameData.spinModel( 0.0001f * event.magellan.xRotation,
0.0001f * event.magellan.yRotation,
0.0001f * event.magellan.zRotation );
_frameData.moveCamera( 0.0001f * event.magellan.xAxis,
0.0001f * event.magellan.yAxis,
0.0001f * event.magellan.zAxis );
_redraw = true;
return true;
}
case eq::Event::MAGELLAN_BUTTON:
{
const eq::Event& event = command.get< eq::Event >();
if( event.magellan.button == eq::PTR_BUTTON1 )
_frameData.toggleColorMode();
_redraw = true;
return true;
}
case eq::Event::WINDOW_EXPOSE:
case eq::Event::WINDOW_RESIZE:
case eq::Event::WINDOW_CLOSE:
case eq::Event::VIEW_RESIZE:
_redraw = true;
break;
case IDLE_AA_LEFT:
if( _useIdleAA )
{
const int32_t steps = command.get< int32_t >();
_numFramesAA = LB_MAX( _numFramesAA, steps );
}
else
_numFramesAA = 0;
return false;
default:
break;
}
_redraw |= eq::Config::handleEvent( command );
return _redraw;
}
bool MasterConfig::handleEvent( eq::EventICommand command )
{
switch( command.getEventType( ))
{
case eq::Event::CHANNEL_POINTER_BUTTON_PRESS:
{
const eq::Event& event = command.read< eq::Event >();
_currentViewID = event.context.view.identifier;
return true;
}
case eq::Event::KEY_PRESS:
case eq::Event::KEY_RELEASE:
if( Config::handleEvent( command ))
{
_redraw = true;
LBVERB << "Redraw: requested by eq::Config" << std::endl;
}
// no break;
case eq::Event::CHANNEL_POINTER_BUTTON_RELEASE:
case eq::Event::CHANNEL_POINTER_MOTION:
case eq::Event::CHANNEL_POINTER_WHEEL:
case eq::Event::MAGELLAN_AXIS:
{
if( _currentViewID == 0 )
return false;
View* view = static_cast<View*>( find<eq::View>( _currentViewID ));
if( view->handleEvent( command ))
{
_redraw = true;
LBVERB << "Redraw: requested by view event handler" << std::endl;
}
return true;
}
case eq::Event::STATISTIC:
{
Config::handleEvent( command );
const eq::Event& event = command.read< eq::Event >();
if( event.statistic.type != eq::Statistic::CONFIG_FINISH_FRAME )
return false;
ViewUpdateVisitor viewUpdate( _redraw );
accept( viewUpdate );
return _redraw;
}
case eq::Event::WINDOW_EXPOSE:
case eq::Event::WINDOW_RESIZE:
case eq::Event::WINDOW_CLOSE:
case eq::Event::VIEW_RESIZE:
_redraw = true;
LBVERB << "Redraw: window change" << std::endl;
break;
default:
break;
}
if( eq::Config::handleEvent( command ))
{
_redraw = true;
LBVERB << "Redraw: requested by config event handler" << std::endl;
}
return _redraw;
}
