905 lines
31 KiB
C++
905 lines
31 KiB
C++
/* -*-c++-*- Present3D - Copyright (C) 1999-2006 Robert Osfield
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*
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* This software is open source and may be redistributed and/or modified under
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* the terms of the GNU General Public License (GPL) version 2.0.
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* The full license is in LICENSE.txt file included with this distribution,.
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*
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* This software is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* include LICENSE.txt for more details.
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*/
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#include <osg/Geometry>
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#include <osg/CameraNode>
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#include <osg/Texture2D>
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#include <osg/AutoTransform>
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#include <osg/Notify>
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#include <osg/io_utils>
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#include <osgDB/ReadFile>
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#include <osgDB/WriteFile>
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#include <osgDB/FileNameUtils>
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#include <osgUtil/Optimizer>
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#include <osgViewer/Viewer>
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#include <osgViewer/ViewerEventHandlers>
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#include <OpenThreads/Thread>
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#include <osgGA/TrackballManipulator>
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#include <osgGA/FlightManipulator>
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#include <osgGA/DriveManipulator>
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#include <osgGA/KeySwitchMatrixManipulator>
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#include <osgGA/AnimationPathManipulator>
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#include <osgGA/TerrainManipulator>
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#include <osgGA/AnimationPathManipulator>
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#include <osgGA/StateSetManipulator>
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#include <osgPresentation/SlideEventHandler>
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#include <osgPresentation/SlideShowConstructor>
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#include "ReadShowFile.h"
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#include "PointsEventHandler.h"
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#include "Cluster.h"
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#include "ExportHTML.h"
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#include <sstream>
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#include <fstream>
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#include <iostream>
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#include <string.h>
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#ifdef USE_SDL
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#include "SDLIntegration.h"
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#endif
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#if OSG_LIBRARY_STATIC
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// include the plugins we need
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USE_OSGPLUGIN(ive)
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USE_OSGPLUGIN(osg)
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USE_OSGPLUGIN(p3d)
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USE_OSGPLUGIN(paths)
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USE_OSGPLUGIN(freetype)
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USE_OSGPLUGIN(rgb)
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USE_OSGPLUGIN(png)
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USE_OSGPLUGIN(jpeg)
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USE_OSGPLUGIN(ffmpeg)
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USE_OSGPLUGIN(pdf)
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USE_OSGPLUGIN(OpenFlight)
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USE_OSGPLUGIN(obj)
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USE_OSGPLUGIN(curl)
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// include the platform specific GraphicsWindow implementation.
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USE_GRAPHICSWINDOW()
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#endif
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static const char* s_version = "1.4 beta";
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void setViewer(osgViewer::Viewer& viewer, float width, float height, float distance)
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{
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double vfov = osg::RadiansToDegrees(atan2(height/2.0f,distance)*2.0);
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// double hfov = osg::RadiansToDegrees(atan2(width/2.0f,distance)*2.0);
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viewer.getCamera()->setProjectionMatrixAsPerspective( vfov, width/height, 0.1, 1000.0);
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}
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#if 1
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class RayFollowsMouseCallback : public osg::Drawable::EventCallback
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{
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RayFollowsMouseCallback() {}
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/** do customized Event code. */
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virtual void event(osg::NodeVisitor* nv, osg::Drawable* drawable)
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{
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osg::Geometry* geometry = drawable->asGeometry();
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osgGA::EventVisitor* ev = dynamic_cast<osgGA::EventVisitor*>(nv);
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if (!ev || !geometry) return;
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osgGA::GUIActionAdapter* aa = ev->getActionAdapter();
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osgViewer::View* view = dynamic_cast<osgViewer::View*>(aa);
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if (!view) return;
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osg::Vec3Array* vertices = dynamic_cast<osg::Vec3Array*>(geometry->getVertexArray());
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if (!vertices) return;
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osg::Camera* camera = view->getCamera();
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osg::Matrix VP = camera->getViewMatrix() * camera->getProjectionMatrix();
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osg::Matrix inverse_VP;
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inverse_VP.invert(VP);
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osgGA::EventQueue::Events& events = ev->getEvents();
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for(osgGA::EventQueue::Events::iterator itr = events.begin();
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itr != events.end();
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++itr)
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{
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handle(inverse_VP, *(*itr), vertices);
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}
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}
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void handle(const osg::Matrix& inverse_VP, osgGA::GUIEventAdapter& ea, osg::Vec3Array* vertices)
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{
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osg::Vec3d start_eye(ea.getXnormalized(), ea.getYnormalized(), 0.0);
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osg::Vec3d end_eye(ea.getXnormalized(), ea.getYnormalized(), 1.0);
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osg::Vec3d start_world = start_eye * inverse_VP;
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osg::Vec3d end_world = start_eye * inverse_VP;
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osg::notify(osg::NOTICE)<<"start_world="<<start_world<<std::endl;
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osg::notify(osg::NOTICE)<<"end_world="<<end_world<<std::endl;
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(*vertices)[0] = start_world;
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(*vertices)[1] = end_world;
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}
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};
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class FollowMouseCallback: public osgGA::GUIEventHandler
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{
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public:
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virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter& aa, osg::Object* object, osg::NodeVisitor* nv)
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{
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osg::AutoTransform* transform = dynamic_cast<osg::AutoTransform*>(object);
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if (!transform) return false;
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switch(ea.getEventType())
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{
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case(osgGA::GUIEventAdapter::FRAME):
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//case(osgGA::GUIEventAdapter::MOVE):
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//case(osgGA::GUIEventAdapter::DRAG):
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{
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osgViewer::View* view = dynamic_cast<osgViewer::View*>(&aa);
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transform->setNodeMask(0x0);
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osg::notify(osg::NOTICE)<<std::endl<<"ea.getGraphicsContext()="<<ea.getGraphicsContext()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getWindowWidth()="<<ea.getWindowWidth()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getWindowHeight()="<<ea.getWindowHeight()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getX()="<<ea.getX()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getXin()="<<ea.getXmin()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getXmax()="<<ea.getXmax()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getY()="<<ea.getY()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getYin()="<<ea.getYmin()<<std::endl;
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osg::notify(osg::NOTICE)<<"ea.getYmax()="<<ea.getYmax()<<std::endl;
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osg::Camera* camera = view->getCamera();
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osg::Matrix VP = camera->getViewMatrix() * camera->getProjectionMatrix();
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osg::Matrix inverse_VP;
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inverse_VP.invert(VP);
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osg::Vec3d start_eye(ea.getXnormalized(), ea.getYnormalized(), 0.0);
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osg::Vec3d end_eye(ea.getXnormalized(), ea.getYnormalized(), 1.0);
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osg::Vec3d start_world = start_eye * inverse_VP;
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osg::Vec3d end_world = start_eye * inverse_VP;
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osg::notify(osg::NOTICE)<<"start_world="<<start_world<<std::endl;
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osg::notify(osg::NOTICE)<<"end_world="<<end_world<<std::endl;
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transform->setPosition(end_world);
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transform->setNodeMask(0xffffffff);
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break;
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}
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case(osgGA::GUIEventAdapter::KEYDOWN):
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{
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if (ea.getKey()=='c')
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{
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for(unsigned int i=0; i< transform->getNumChildren(); ++i)
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{
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osg::Node* node = transform->getChild(i);
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node->setNodeMask(
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node->getNodeMask()!=0 ?
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0 :
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0xffffff);
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}
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}
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break;
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}
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default:
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break;
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}
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return false;
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}
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virtual void accept(osgGA::GUIEventHandlerVisitor& v)
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{
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v.visit(*this);
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}
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};
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osg::Node* createCursorSubgraph(const std::string& filename, float size)
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{
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osg::Geode* geode = new osg::Geode;
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size = 20.0f;
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osg::Geometry* geom = osg::createTexturedQuadGeometry(osg::Vec3(-size*0.5f,-size*0.5f,0.0f),osg::Vec3(size,0.0f,0.0f),osg::Vec3(0.0f,size,0.0f));
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osg::Image* image = osgDB::readImageFile(osgDB::findDataFile(filename));
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if (image)
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{
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osg::StateSet* stateset = geom->getOrCreateStateSet();
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stateset->setTextureAttributeAndModes(0, new osg::Texture2D(image),osg::StateAttribute::ON);
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stateset->setMode(GL_BLEND,osg::StateAttribute::ON);
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// stateset->setMode(GL_DEPTH_TEST,osg::StateAttribute::OFF);
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stateset->setRenderBinDetails(1000, "DepthSortedBin");
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}
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geode->addDrawable(geom);
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osg::AutoTransform* transform = new osg::AutoTransform;
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transform->setAutoRotateMode(osg::AutoTransform::ROTATE_TO_CAMERA);
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transform->setAutoScaleToScreen(true);
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transform->addChild(geode);
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transform->setEventCallback(new FollowMouseCallback());
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return transform;
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}
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#else
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class FollowMouseCallback: public osgGA::GUIEventHandler
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{
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public:
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virtual bool handle(const osgGA::GUIEventAdapter& ea,osgGA::GUIActionAdapter&, osg::Object* object, osg::NodeVisitor*)
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{
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switch(ea.getEventType())
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{
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case(osgGA::GUIEventAdapter::MOVE):
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case(osgGA::GUIEventAdapter::DRAG):
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{
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osg::Camera* camera = dynamic_cast<osg::Camera*>(object);
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if (camera)
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{
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double x = ea.getXnormalized();
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double y = ea.getYnormalized();
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camera->setViewMatrix(osg::Matrixd::translate(x,y,0.0));
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}
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break;
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}
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case(osgGA::GUIEventAdapter::KEYDOWN):
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{
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if (ea.getKey()=='c')
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{
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osg::Camera* camera = dynamic_cast<osg::Camera*>(object);
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if (camera)
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{
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for(unsigned int i=0; i< camera->getNumChildren(); ++i)
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{
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osg::Node* node = camera->getChild(i);
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node->setNodeMask(
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node->getNodeMask()!=0 ?
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0 :
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0xffffff);
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}
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}
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}
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break;
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}
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default:
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break;
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}
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return false;
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}
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virtual void accept(osgGA::GUIEventHandlerVisitor& v)
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{
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v.visit(*this);
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}
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};
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osg::Node* createCursorSubgraph(const std::string& filename, float size)
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{
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osg::Geode* geode = new osg::Geode;
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osg::Geometry* geom = osg::createTexturedQuadGeometry(osg::Vec3(-size*0.5f,-size*0.5f,0.0f),osg::Vec3(size,0.0f,0.0f),osg::Vec3(0.0f,size,0.0f));
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osg::Image* image = osgDB::readImageFile(osgDB::findDataFile(filename));
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if (image)
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{
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osg::StateSet* stateset = geom->getOrCreateStateSet();
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stateset->setTextureAttributeAndModes(0, new osg::Texture2D(image),osg::StateAttribute::ON);
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stateset->setMode(GL_BLEND,osg::StateAttribute::ON);
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stateset->setRenderBinDetails(1000, "DepthSortedBin");
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}
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geode->addDrawable(geom);
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osg::Camera* camera = new osg::Camera;
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// set the projection matrix
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camera->setProjectionMatrix(osg::Matrix::ortho2D(-1,1,-1,1));
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// set the view matrix
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camera->setReferenceFrame(osg::Transform::ABSOLUTE_RF);
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camera->setViewMatrix(osg::Matrix::identity());
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// only clear the depth buffer
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camera->setClearMask(GL_DEPTH_BUFFER_BIT);
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// draw subgraph after main camera view.
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camera->setRenderOrder(osg::CameraNode::NESTED_RENDER);
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camera->addChild(geode);
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camera->setEventCallback(new FollowMouseCallback());
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return camera;
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}
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#endif
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enum P3DApplicationType
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{
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VIEWER,
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MASTER,
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SLAVE
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};
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int main( int argc, char **argv )
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{
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// use an ArgumentParser object to manage the program arguments.
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osg::ArgumentParser arguments(&argc,argv);
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// set up the usage document, in case we need to print out how to use this program.
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arguments.getApplicationUsage()->setApplicationName(arguments.getApplicationName());
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arguments.getApplicationUsage()->setDescription(arguments.getApplicationName()+" is the application for presenting 3D interactive slide shows.");
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arguments.getApplicationUsage()->setCommandLineUsage(arguments.getApplicationName()+" [options] filename ...");
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arguments.getApplicationUsage()->addCommandLineOption("-h or --help","Display this information");
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arguments.getApplicationUsage()->addCommandLineOption("-a","Turn auto stepping on by default");
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arguments.getApplicationUsage()->addCommandLineOption("-d <float>","Time duration in seconds between layers/slides");
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arguments.getApplicationUsage()->addCommandLineOption("-s <float> <float> <float>","width, height, distance and of the screen away from the viewer");
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arguments.getApplicationUsage()->addCommandLineOption("--viewer","Start Present3D as the viewer version.");
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arguments.getApplicationUsage()->addCommandLineOption("--authoring","Start Presen3D as the authoring version, license required.");
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arguments.getApplicationUsage()->addCommandLineOption("--master","Start Present3D as the master version, license required.");
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arguments.getApplicationUsage()->addCommandLineOption("--slave","Start Present3D as the slave version, license required.");
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arguments.getApplicationUsage()->addCommandLineOption("--publishing","Start Present3D as the publishing version, license required.");
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arguments.getApplicationUsage()->addCommandLineOption("--timeDelayOnNewSlideWithMovies","Set the time delay on new slide with movies, done to allow movie threads to get in sync with rendering thread.");
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arguments.getApplicationUsage()->addCommandLineOption("--targetFrameRate","Set the target frame rate, defaults to 80Hz.");
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arguments.getApplicationUsage()->addCommandLineOption("--version","Report the Present3D version.");
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arguments.getApplicationUsage()->addCommandLineOption("--print <filename>","Print out slides to a series of image files.");
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arguments.getApplicationUsage()->addCommandLineOption("--html <filename>","Print out slides to a series of html & image files.");
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arguments.getApplicationUsage()->addCommandLineOption("--loop","Switch on looping of presentation.");
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arguments.getApplicationUsage()->addCommandLineOption("--devices","Print the Video input capability via QuickTime and exit.");
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// add alias from xml to p3d to provide backwards compatibility for old p3d files.
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osgDB::Registry::instance()->addFileExtensionAlias("xml","p3d");
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// if user requests devices video capability.
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if (arguments.read("-devices") || arguments.read("--devices"))
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{
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// Force load QuickTime plugin, probe video capability, exit
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osgDB::readImageFile("devices.live");
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return 1;
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}
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// read any env vars from presentations before we create viewer to make sure the viewer
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// utilises these env vars
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if (p3d::readEnvVars(arguments))
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{
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osg::DisplaySettings::instance()->readEnvironmentalVariables();
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}
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#ifdef USE_SDL
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SDLIntegration sdlIntegration;
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osg::notify(osg::INFO)<<"USE_SDL"<<std::endl;
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#endif
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bool doSetViewer = true;
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std::string configurationFile;
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// check env vars for configuration file
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const char* str = getenv("PRESENT3D_CONFIG_FILE");
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if (!str) str = getenv("OSG_CONFIG_FILE");
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if (str) configurationFile = str;
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// check command line parameters for configuration file.
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while (arguments.read("-c",configurationFile)) {}
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osg::Vec4 clearColor(0.0f,0.0f,0.0f,0.0f);
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while (arguments.read("--clear-color",clearColor[0],clearColor[1],clearColor[2],clearColor[3])) {}
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// construct the viewer.
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osgViewer::Viewer viewer(arguments);
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// set clear colour to black by default.
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viewer.getCamera()->setClearColor(clearColor);
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if (!configurationFile.empty())
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{
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viewer.readConfiguration(configurationFile);
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doSetViewer = false;
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}
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// set up stereo masks
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viewer.getCamera()->setCullMask(0xffffffff);
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viewer.getCamera()->setCullMaskLeft(0x00000001);
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viewer.getCamera()->setCullMaskRight(0x00000002);
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// set up the camera manipulators.
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{
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osg::ref_ptr<osgGA::KeySwitchMatrixManipulator> keyswitchManipulator = new osgGA::KeySwitchMatrixManipulator;
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keyswitchManipulator->addMatrixManipulator( '1', "Trackball", new osgGA::TrackballManipulator() );
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keyswitchManipulator->addMatrixManipulator( '2', "Flight", new osgGA::FlightManipulator() );
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keyswitchManipulator->addMatrixManipulator( '3', "Drive", new osgGA::DriveManipulator() );
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keyswitchManipulator->addMatrixManipulator( '4', "Terrain", new osgGA::TerrainManipulator() );
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std::string pathfile;
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char keyForAnimationPath = '5';
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while (arguments.read("-p",pathfile))
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{
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osgGA::AnimationPathManipulator* apm = new osgGA::AnimationPathManipulator(pathfile);
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if (apm || !apm->valid())
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{
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unsigned int num = keyswitchManipulator->getNumMatrixManipulators();
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keyswitchManipulator->addMatrixManipulator( keyForAnimationPath, "Path", apm );
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keyswitchManipulator->selectMatrixManipulator(num);
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++keyForAnimationPath;
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}
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}
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viewer.setCameraManipulator( keyswitchManipulator.get() );
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}
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// add the state manipulator
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viewer.addEventHandler( new osgGA::StateSetManipulator(viewer.getCamera()->getOrCreateStateSet()) );
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// add the state manipulator
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viewer.addEventHandler( new osgViewer::StatsHandler() );
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viewer.addEventHandler( new osgViewer::WindowSizeHandler() );
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// neeed to address.
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// viewer.getScene()->getUpdateVisitor()->setTraversalMode(osg::NodeVisitor::TRAVERSE_ACTIVE_CHILDREN);
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|
|
|
const char* p3dCursor = getenv("P3D_CURSOR");
|
|
std::string cursorFileName( p3dCursor ? p3dCursor : "");
|
|
while (arguments.read("--cursor",cursorFileName)) {}
|
|
|
|
|
|
while (arguments.read("--set-viewer")) { doSetViewer = true; }
|
|
|
|
while (arguments.read("--no-set-viewer")) { doSetViewer = false; }
|
|
|
|
|
|
// cluster related entries.
|
|
int socketNumber=8100;
|
|
while (arguments.read("-n",socketNumber)) {}
|
|
|
|
float camera_fov=-1.0f;
|
|
while (arguments.read("-f",camera_fov)) {}
|
|
|
|
float camera_offset=45.0f;
|
|
while (arguments.read("-o",camera_offset)) {}
|
|
|
|
|
|
std::string exportName;
|
|
while (arguments.read("--print",exportName)) {}
|
|
|
|
while (arguments.read("--html",exportName)) {}
|
|
|
|
// read any time delay argument.
|
|
float timeDelayBetweenSlides = 1.0f;
|
|
while (arguments.read("-d",timeDelayBetweenSlides)) {}
|
|
|
|
bool autoSteppingActive = false;
|
|
while (arguments.read("-a")) autoSteppingActive = true;
|
|
|
|
bool loopPresentation = false;
|
|
while (arguments.read("--loop")) loopPresentation = true;
|
|
|
|
|
|
// register the slide event handler - which moves the presentation from slide to slide, layer to layer.
|
|
osgPresentation::SlideEventHandler* seh = new osgPresentation::SlideEventHandler(&viewer);
|
|
viewer.addEventHandler(seh);
|
|
|
|
seh->setAutoSteppingActive(autoSteppingActive);
|
|
seh->setTimeDelayBetweenSlides(timeDelayBetweenSlides);
|
|
seh->setLoopPresentation(loopPresentation);
|
|
|
|
double targetFrameRate = 80.0;
|
|
while (arguments.read("--targetFrameRate",targetFrameRate)) {}
|
|
|
|
|
|
// set the time delay
|
|
float timeDelayOnNewSlideWithMovies = 0.4f;
|
|
while (arguments.read("--timeDelayOnNewSlideWithMovies",timeDelayOnNewSlideWithMovies)) {}
|
|
seh->setTimeDelayOnNewSlideWithMovies(timeDelayOnNewSlideWithMovies);
|
|
|
|
// set up optimizer options
|
|
unsigned int optimizer_options = osgUtil::Optimizer::DEFAULT_OPTIMIZATIONS;
|
|
bool relase_and_compile = false;
|
|
while (arguments.read("--release-and-compile"))
|
|
{
|
|
relase_and_compile = true;
|
|
}
|
|
seh->setReleaseAndCompileOnEachNewSlide(relase_and_compile);
|
|
if (relase_and_compile)
|
|
{
|
|
// make sure that imagery stays around after being applied to textures.
|
|
viewer.getDatabasePager()->setUnrefImageDataAfterApplyPolicy(true,false);
|
|
optimizer_options &= ~osgUtil::Optimizer::OPTIMIZE_TEXTURE_SETTINGS;
|
|
}
|
|
//
|
|
// osgDB::Registry::instance()->getOrCreateDatabasePager()->setUnrefImageDataAfterApplyPolicy(true,false);
|
|
// optimizer_options &= ~osgUtil::Optimizer::OPTIMIZE_TEXTURE_SETTINGS;
|
|
// osg::Texture::getTextureObjectManager()->setExpiryDelay(0.0f);
|
|
// osgDB::Registry::instance()->getOrCreateDatabasePager()->setExpiryDelay(1.0f);
|
|
|
|
// register the handler for modifying the point size
|
|
PointsEventHandler* peh = new PointsEventHandler;
|
|
viewer.addEventHandler(peh);
|
|
|
|
// osg::DisplaySettings::instance()->setSplitStereoAutoAjustAspectRatio(false);
|
|
|
|
float width = osg::DisplaySettings::instance()->getScreenWidth();
|
|
float height = osg::DisplaySettings::instance()->getScreenHeight();
|
|
float distance = osg::DisplaySettings::instance()->getScreenDistance();
|
|
bool sizesSpecified = false;
|
|
while (arguments.read("-s", width, height, distance))
|
|
{
|
|
sizesSpecified = true;
|
|
|
|
osg::DisplaySettings::instance()->setScreenDistance(distance);
|
|
osg::DisplaySettings::instance()->setScreenHeight(height);
|
|
osg::DisplaySettings::instance()->setScreenWidth(width);
|
|
}
|
|
|
|
std::string outputFileName;
|
|
while(arguments.read("--output",outputFileName)) {}
|
|
|
|
|
|
// get details on keyboard and mouse bindings used by the viewer.
|
|
viewer.getUsage(*arguments.getApplicationUsage());
|
|
|
|
// if user request help write it out to cout.
|
|
if (arguments.read("-h") || arguments.read("--help"))
|
|
{
|
|
arguments.getApplicationUsage()->write(osg::notify(osg::NOTICE));
|
|
return 1;
|
|
}
|
|
|
|
P3DApplicationType P3DApplicationType = VIEWER;
|
|
|
|
str = getenv("PRESENT3D_TYPE");
|
|
if (str)
|
|
{
|
|
if (strcmp(str,"viewer")==0) P3DApplicationType = VIEWER;
|
|
else if (strcmp(str,"master")==0) P3DApplicationType = MASTER;
|
|
else if (strcmp(str,"slave")==0) P3DApplicationType = SLAVE;
|
|
}
|
|
|
|
while (arguments.read("--viewer")) { P3DApplicationType = VIEWER; }
|
|
while (arguments.read("--master")) { P3DApplicationType = MASTER; }
|
|
while (arguments.read("--slave")) { P3DApplicationType = SLAVE; }
|
|
|
|
while (arguments.read("--version"))
|
|
{
|
|
std::string appTypeName = "invalid";
|
|
switch(P3DApplicationType)
|
|
{
|
|
case(VIEWER): appTypeName = "viewer"; break;
|
|
case(MASTER): appTypeName = "master"; break;
|
|
case(SLAVE): appTypeName = "slave"; break;
|
|
}
|
|
|
|
osg::notify(osg::NOTICE)<<std::endl;
|
|
osg::notify(osg::NOTICE)<<"Present3D "<<appTypeName<<" version : "<<s_version<<std::endl;
|
|
osg::notify(osg::NOTICE)<<std::endl;
|
|
|
|
return 0;
|
|
}
|
|
|
|
// any option left unread are converted into errors to write out later.
|
|
//arguments.reportRemainingOptionsAsUnrecognized();
|
|
|
|
// report any errors if they have ocured when parsing the program aguments.
|
|
if (arguments.errors())
|
|
{
|
|
arguments.writeErrorMessages(osg::notify(osg::INFO));
|
|
return 1;
|
|
}
|
|
|
|
|
|
// read files name from arguments.
|
|
p3d::FileNameList xmlFiles, normalFiles;
|
|
if (!p3d::getFileNames(arguments, xmlFiles, normalFiles))
|
|
{
|
|
osg::notify(osg::NOTICE)<<std::endl;
|
|
osg::notify(osg::NOTICE)<<"No file specified, please specify and file to load."<<std::endl;
|
|
osg::notify(osg::NOTICE)<<std::endl;
|
|
return 1;
|
|
}
|
|
|
|
|
|
|
|
bool viewerInitialized = false;
|
|
if (!xmlFiles.empty())
|
|
{
|
|
osg::ref_ptr<osg::Node> holdingModel = p3d::readHoldingSlide(xmlFiles.front());
|
|
|
|
if (holdingModel.valid())
|
|
{
|
|
viewer.setSceneData(holdingModel.get());
|
|
|
|
seh->selectSlide(0);
|
|
|
|
if (!viewerInitialized)
|
|
{
|
|
// pass the global stateset to the point event handler so that it can
|
|
// alter the point size of all points in the scene.
|
|
peh->setStateSet(viewer.getCamera()->getOrCreateStateSet());
|
|
|
|
// create the windows and run the threads.
|
|
viewer.realize();
|
|
|
|
if (doSetViewer) setViewer(viewer, width, height, distance);
|
|
|
|
viewerInitialized = true;
|
|
}
|
|
|
|
seh->home();
|
|
|
|
// render a frame
|
|
viewer.frame();
|
|
}
|
|
}
|
|
|
|
osg::Timer timer;
|
|
osg::Timer_t start_tick = timer.tick();
|
|
|
|
|
|
osg::ref_ptr<osgDB::ReaderWriter::Options> cacheAllOption = new osgDB::ReaderWriter::Options;
|
|
cacheAllOption->setObjectCacheHint(osgDB::ReaderWriter::Options::CACHE_ALL);
|
|
|
|
osgDB::Registry::instance()->setOptions(cacheAllOption.get());
|
|
|
|
// read the scene from the list of file specified commandline args.
|
|
osg::ref_ptr<osg::Node> loadedModel = p3d::readShowFiles(arguments,cacheAllOption.get()); // osgDB::readNodeFiles(arguments, cacheAllOption.get());
|
|
|
|
|
|
osgDB::Registry::instance()->setOptions( 0 );
|
|
|
|
|
|
// if no model has been successfully loaded report failure.
|
|
if (!loadedModel)
|
|
{
|
|
osg::notify(osg::INFO) << arguments.getApplicationName() <<": No data loaded" << std::endl;
|
|
return 1;
|
|
}
|
|
|
|
osg::Timer_t end_tick = timer.tick();
|
|
|
|
osg::notify(osg::INFO) << "Time to load = "<<timer.delta_s(start_tick,end_tick)<<std::endl;
|
|
|
|
|
|
if (loadedModel->getNumDescriptions()>0)
|
|
{
|
|
for(unsigned int i=0; i<loadedModel->getNumDescriptions(); ++i)
|
|
{
|
|
const std::string& desc = loadedModel->getDescription(i);
|
|
if (desc=="loop")
|
|
{
|
|
osg::notify(osg::NOTICE)<<"Enabling looping"<<std::endl;
|
|
seh->setLoopPresentation(true);
|
|
}
|
|
else if (desc=="auto")
|
|
{
|
|
osg::notify(osg::NOTICE)<<"Enabling auto run"<<std::endl;
|
|
seh->setAutoSteppingActive(true);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
#if 1
|
|
// add back in enabling of the GL_ALPHA_TEST to get around the core OSG no longer setting it by default for opaque bins.
|
|
// the alpha test is required for the volume rendering alpha clipping to work.
|
|
loadedModel->getOrCreateStateSet()->setMode(GL_ALPHA_TEST, osg::StateAttribute::ON);
|
|
#endif
|
|
|
|
|
|
// optimize the scene graph, remove rendundent nodes and state etc.
|
|
osgUtil::Optimizer optimizer;
|
|
optimizer.optimize(loadedModel.get(), optimizer_options);
|
|
|
|
if (!cursorFileName.empty())
|
|
{
|
|
osg::ref_ptr<osg::Group> group = new osg::Group;
|
|
group->addChild(loadedModel.get());
|
|
group->addChild(createCursorSubgraph(cursorFileName, 0.05f));
|
|
|
|
loadedModel = group.get();
|
|
}
|
|
|
|
// set the scene to render
|
|
viewer.setSceneData(loadedModel.get());
|
|
|
|
if (!viewerInitialized)
|
|
{
|
|
// pass the global stateset to the point event handler so that it can
|
|
// alter the point size of all points in the scene.
|
|
peh->setStateSet(viewer.getCamera()->getOrCreateStateSet());
|
|
|
|
// create the windows and run the threads.
|
|
viewer.realize();
|
|
|
|
if (doSetViewer) setViewer(viewer, width, height, distance);
|
|
|
|
viewerInitialized = true;
|
|
}
|
|
|
|
if (!cursorFileName.empty())
|
|
{
|
|
// have to add a frame in here to avoid problems with X11 threading issue on switching off the cursor
|
|
// not yet sure why it makes a difference, but it at least fixes the crash that would otherwise occur
|
|
// under X11.
|
|
viewer.frame();
|
|
|
|
// switch off the cursor
|
|
osgViewer::Viewer::Windows windows;
|
|
viewer.getWindows(windows);
|
|
for(osgViewer::Viewer::Windows::iterator itr = windows.begin();
|
|
itr != windows.end();
|
|
++itr)
|
|
{
|
|
(*itr)->useCursor(false);
|
|
}
|
|
}
|
|
|
|
// pass the model to the slide event handler so it knows which to manipulate.
|
|
seh->set(loadedModel.get());
|
|
seh->selectSlide(0);
|
|
|
|
seh->home();
|
|
|
|
if (!outputFileName.empty())
|
|
{
|
|
osgDB::writeNodeFile(*loadedModel,outputFileName);
|
|
return 0;
|
|
}
|
|
|
|
osg::Timer_t startOfFrameTick = osg::Timer::instance()->tick();
|
|
double targetFrameTime = 1.0/targetFrameRate;
|
|
|
|
if (exportName.empty())
|
|
{
|
|
// objects for managing the broadcasting and recieving of camera packets.
|
|
CameraPacket cp;
|
|
Broadcaster bc;
|
|
Receiver rc;
|
|
bc.setPort(static_cast<short int>(socketNumber));
|
|
rc.setPort(static_cast<short int>(socketNumber));
|
|
|
|
bool masterKilled = false;
|
|
DataConverter scratchPad(1024);
|
|
|
|
while( !viewer.done() && !masterKilled)
|
|
{
|
|
// wait for all cull and draw threads to complete.
|
|
viewer.advance();
|
|
|
|
osg::Timer_t currentTick = osg::Timer::instance()->tick();
|
|
double deltaTime = osg::Timer::instance()->delta_s(startOfFrameTick, currentTick);
|
|
|
|
|
|
if (deltaTime<targetFrameTime)
|
|
{
|
|
OpenThreads::Thread::microSleep(static_cast<unsigned int>((targetFrameTime-deltaTime)*1000000.0));
|
|
}
|
|
|
|
startOfFrameTick = osg::Timer::instance()->tick();
|
|
|
|
#if 0
|
|
if (kmcb)
|
|
{
|
|
double time = kmcb->getTime();
|
|
viewer.getFrameStamp()->setReferenceTime(time);
|
|
}
|
|
#endif
|
|
|
|
#ifdef USE_SDL
|
|
sdlIntegration.update(viewer);
|
|
#endif
|
|
|
|
if (P3DApplicationType==MASTER)
|
|
{
|
|
// take camera zero as the guide.
|
|
osg::Matrix modelview(viewer.getCamera()->getViewMatrix());
|
|
|
|
cp.setPacket(modelview,viewer.getFrameStamp());
|
|
|
|
// cp.readEventQueue(viewer);
|
|
|
|
scratchPad.reset();
|
|
scratchPad.write(cp);
|
|
|
|
scratchPad.reset();
|
|
scratchPad.read(cp);
|
|
|
|
bc.setBuffer(scratchPad._startPtr, scratchPad._numBytes);
|
|
|
|
std::cout << "bc.sync()"<<scratchPad._numBytes<<std::endl;
|
|
|
|
bc.sync();
|
|
}
|
|
else if (P3DApplicationType==SLAVE)
|
|
{
|
|
rc.setBuffer(scratchPad._startPtr, scratchPad._numBytes);
|
|
|
|
rc.sync();
|
|
|
|
scratchPad.reset();
|
|
scratchPad.read(cp);
|
|
|
|
// cp.writeEventQueue(viewer);
|
|
|
|
if (cp.getMasterKilled())
|
|
{
|
|
std::cout << "Received master killed."<<std::endl;
|
|
// break out of while (!done) loop since we've now want to shut down.
|
|
masterKilled = true;
|
|
}
|
|
}
|
|
|
|
// update the scene by traversing it with the the update visitor which will
|
|
// call all node update callbacks and animations.
|
|
viewer.eventTraversal();
|
|
|
|
// update the scene by traversing it with the the update visitor which will
|
|
// call all node update callbacks and animations.
|
|
viewer.updateTraversal();
|
|
|
|
if (P3DApplicationType==SLAVE)
|
|
{
|
|
osg::Matrix modelview;
|
|
cp.getModelView(modelview,camera_offset);
|
|
|
|
viewer.getCamera()->setViewMatrix(modelview);
|
|
}
|
|
|
|
// fire off the cull and draw traversals of the scene.
|
|
if(!masterKilled)
|
|
viewer.renderingTraversals();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ExportHTML::write(seh, viewer, exportName);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|