OpenSceneGraph/examples/osgdirectinput/osgdirectinput.cpp

116 lines
4.3 KiB
C++

/* OpenSceneGraph example, osgdirectinput.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include <osgDB/ReadFile>
#include <osgGA/StateSetManipulator>
#include <osgViewer/api/Win32/GraphicsWindowWin32>
#include <osgViewer/Viewer>
#include <osgViewer/ViewerEventHandlers>
#include <iostream>
#include "DirectInputRegistry"
class CustomViewer : public osgViewer::Viewer
{
public:
CustomViewer() : osgViewer::Viewer() {}
virtual ~CustomViewer() {}
virtual void eventTraversal()
{
DirectInputRegistry::instance()->updateState( _eventQueue.get() );
osgViewer::Viewer::eventTraversal();
}
protected:
virtual void viewerInit()
{
osgViewer::GraphicsWindowWin32* windowWin32 =
dynamic_cast<osgViewer::GraphicsWindowWin32*>( _camera->getGraphicsContext() );
if ( windowWin32 )
{
HWND hwnd = windowWin32->getHWND();
DirectInputRegistry::instance()->initKeyboard( hwnd );
//DirectInputRegistry::instance()->initMouse( hwnd );
DirectInputRegistry::instance()->initJoystick( hwnd );
}
osgViewer::Viewer::viewerInit();
}
};
class JoystickHandler : public osgGA::GUIEventHandler
{
public:
JoystickHandler() {}
bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& aa )
{
switch ( ea.getEventType() )
{
case osgGA::GUIEventAdapter::KEYDOWN:
std::cout << "*** Key 0x" << std::hex << ea.getKey() << std::dec << " down ***" << std::endl;
break;
case osgGA::GUIEventAdapter::KEYUP:
std::cout << "*** Key 0x" << std::hex << ea.getKey() << std::dec << " up ***" << std::endl;
break;
case osgGA::GUIEventAdapter::USER:
{
const JoystickEvent* event = dynamic_cast<const JoystickEvent*>( ea.getUserData() );
if ( !event ) break;
const DIJOYSTATE2& js = event->_js;
for ( unsigned int i=0; i<128; ++i )
{
if ( js.rgbButtons[i] )
std::cout << "*** Joystick Btn" << i << " = " << (int)js.rgbButtons[i] << std::endl;
}
if ( js.lX==0x0000 ) std::cout << "*** Joystick X-" << std::endl;
else if ( js.lX==0xffff ) std::cout << "*** Joystick X+" << std::endl;
if ( js.lY==0 ) std::cout << "*** Joystick Y-" << std::endl;
else if ( js.lY==0xffff ) std::cout << "*** Joystick Y+" << std::endl;
}
return true;
default:
break;
}
return false;
}
};
int main( int argc, char** argv )
{
osg::ArgumentParser arguments( &argc, argv );
osg::Node* model = osgDB::readNodeFiles( arguments );
if ( !model ) model = osgDB::readNodeFile( "cow.osg" );
if ( !model )
{
std::cout << arguments.getApplicationName() <<": No data loaded" << std::endl;
return 1;
}
CustomViewer viewer;
viewer.addEventHandler( new JoystickHandler );
viewer.addEventHandler( new osgViewer::StatsHandler );
viewer.addEventHandler( new osgViewer::WindowSizeHandler );
viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
viewer.setSceneData( model );
viewer.setUpViewInWindow( 250, 50, 800, 600 );
return viewer.run();
}