bool ModelController::handle(const osgGA::GUIEventAdapter &ea,
osgGA::GUIActionAdapter &aa)
{
if ( !_model ) return false;
osg::Matrix matrix = _model->getMatrix();
switch ( ea.getEventType() )
{
case osgGA::GUIEventAdapter::KEYDOWN:
switch ( ea.getKey() )
{
case 'a': case 'A':
matrix *= osg::Matrix::rotate( -0.1f, osg::Z_AXIS );
break;
case 'd': case 'D':
matrix *= osg::Matrix::rotate( 0.1f, osg::Z_AXIS );
break;
case 'w': case 'W':
matrix *= osg::Matrix::rotate( -0.1f, osg::X_AXIS );
break;
case 's': case 'S':
matrix *= osg::Matrix::rotate( 0.1f, osg::X_AXIS );
break;
default:
break;
}
_model->setMatrix( matrix );
break;
default:
break;
}
return false;
}
void SlideEventHandler::rotateImage(float rx,float ry)
{
const float scale = 0.5f;
_texmatLeft->setMatrix(_texmatLeft->getMatrix()*osg::Matrix::translate(-rx*scale,-ry*scale,0.0f));
_texmatRight->setMatrix(_texmatRight->getMatrix()*osg::Matrix::translate(-rx*scale,-ry*scale,0.0f));
}
void SlideEventHandler::scaleImage(float s)
{
_texmatLeft->setMatrix(_texmatLeft->getMatrix()*osg::Matrix::translate(-0.5f,-0.5f,0.0f)*osg::Matrix::scale(s,s,1.0f)*osg::Matrix::translate(0.5f,0.5f,0.0f));
_texmatRight->setMatrix(_texmatRight->getMatrix()*osg::Matrix::translate(-0.5f,-0.5f,0.0f)*osg::Matrix::scale(s,s,1.0f)*osg::Matrix::translate(0.5f,0.5f,0.0f));
}
void updateTransform()
{
osg::Matrix m = mt->getMatrix();
m.setTrans( pos );
mt->setMatrix( m );
}