public void replace_scene(String scene_desc) {
String clean_desc;
int crt = 0;
int pos;
if (scene_desc == null) {
System.err.println("\nreplace_scene() scene_desc = null\n");
return;
}
int lng = scene_desc.length();
// user_interface.addInfo("\n scene_desc length=");
// user_interface.addInfo(lng);
// user_interface.addInfo("\n---" + scene_desc.substring(0,5) + "---\n");
// user_interface.addInfo("\n===" + scene_desc.substring(lng-6) + "===\n");
plug_in.replaceScene(scene_desc);
// user_interface.addInfo("!\n End of replace\n");
scene_desc = null;
// scene = null;
// Runtime.getRuntime().gc(); // force immediate gc
}
public void new_scene(String content) {
int pos, begin_pos;
String vrml_camera;
vrml_camera = null;
begin_pos = content.indexOf("DEF World");
if (begin_pos > 0) // ViewPoint message present
{
pos = content.indexOf('}');
vrml_camera = content.substring(begin_pos, pos + 1);
// content = content.substring(pos+1);
}
replace_scene(content);
if (vrml_camera != null) plug_in.set_viewpoint(vrml_camera);
plug_in.bind_view();
}
public void start() {
plug_in = new PlugIn();
plug_in.init();
scene_graph = new SceneGraph();
scene_graph.init();
www_conn = new WWWConnection();
www_conn.init();
update_users();
set_dynamic_usr();
// if(hostsrv != null) user_interface.printInfo(hostsrv);
// user_interface.addInfo(http_port);
}
public void run() {
if (debug) System.err.println("PIrun, sourceFolder: " + sourceFolder + ", sName: " + sName);
PlugInChannelMap picm = new PlugInChannelMap();
plugin = new PlugIn();
try {
plugin.OpenRBNBConnection(rbnbServer, sName);
sink = new Sink();
sink.OpenRBNBConnection(rbnbServer, sinkName);
} catch (Exception e) {
System.err.println("Error on connect: " + e);
System.exit(0);
// RBNBProcess.exit(0);
}
if (preRegister) {
try {
System.err.println("pre-registering channels for source: " + sName);
picm.Add("...");
regPicm = handleRegistration(picm);
// plugin.Register(picm); // pre-register
System.err.println("pre-register done: " + sName);
} catch (Exception se) {
System.err.println("Oops, exception on preRegister: " + se);
}
}
// process is to wait for request, get data from sink, convert data, send response, repeat
while (true) {
try {
if (debug) System.err.println("waiting on fetch...");
picm = plugin.Fetch(-1); // block until request arrives
if (debug) System.err.println("request picm: " + picm);
if (picm.NumberOfChannels() == 0) {
System.err.println("oops, no channels in request");
continue;
}
if (picm.GetRequestReference().equals("registration")) {
if (debug) System.err.println("registration request!");
plugin.Flush(handleRegistration(picm));
continue;
} else {
double tget = picm.GetRequestStart();
double tdur = picm.GetRequestDuration();
String tmode = picm.GetRequestReference();
CTmap ctmap = PI2CTmap(picm);
ctmap = ctreader.getDataMap(ctmap, sourceFolder, tget, tdur, tmode);
picm = CT2PImap(picm, ctmap, tget, tdur, tmode);
if (debug) System.err.println("Flush picm: " + picm + ", nframe: " + ctmap.size());
if (picm == null) System.err.println("no channels!");
else plugin.Flush(picm);
}
} catch (Exception e) {
System.err.println("oops, exception: " + e + ", picm: " + picm);
e.printStackTrace();
try {
Thread.sleep(1000);
picm.PutDataAsString(0, "error: " + e);
plugin.Flush(picm);
} catch (Exception ee) {
}
; // no busy loop
// System.exit(0); // no infinite loops
}
}
}
private void loadPlugIns(WorkbenchProperties props) {
PlugInContext pc = context.createPlugInContext();
// List<String> classNames = props.getPlugInClassNames();
Map<String, Map<String, String>> pluginSettings =
props.getSettings(new String[] {WorkbenchProperties.KEY_PLUGIN});
int i = 0;
for (String className : pluginSettings.keySet()) {
// System.out.println(i++ + "/"+ className);
String initSetting = pluginSettings.get(className).get(WorkbenchProperties.ATTR_INITIALIZE);
if (initSetting instanceof String && initSetting.equals(WorkbenchProperties.ATTR_VALUE_FALSE))
continue;
monitor.report(LOADING + " " + className);
Class plugInClass = null;
try {
long start = secondsSince(0);
plugInClass = Class.forName(className);
PlugIn plugIn = (PlugIn) plugInClass.newInstance();
plugIn.initialize(pc);
// get plugin's menu settings
Map<String, Map> menuSettings =
props.getSettings(
new String[] {
WorkbenchProperties.KEY_PLUGIN, className, WorkbenchProperties.KEY_MENUS
});
// interpret menu settings
for (Map.Entry<String, Map> entry : menuSettings.entrySet()) {
String menuKey = entry.getKey();
if (pc.getFeatureInstaller().fetchMenuForKey(menuKey) == null) continue;
// install me to menu?
String installSetting =
props.getSetting(
new String[] {
WorkbenchProperties.KEY_PLUGIN,
className,
WorkbenchProperties.KEY_MENUS,
menuKey,
WorkbenchProperties.ATTR_INSTALL
});
// String orderSetting = props.getSetting(new String[] {
// WorkbenchProperties.KEY_PLUGIN, className,
// WorkbenchProperties.KEY_MENUS,
// menuKey,
// WorkbenchProperties.ATTR_ORDERID});
// log (order) info
// context
// .getWorkbench()
// .getFrame()
// .log(
// "install " + className + " to " + menuKey + " = "
// + installSetting + " with orderid = " + orderSetting);
// install, or not
if (installSetting.equals(WorkbenchProperties.ATTR_VALUE_TRUE))
pc.getFeatureInstaller().addMenuPlugin(menuKey, plugIn);
}
// register shortcuts of plugins
AbstractPlugIn.registerShortcuts(plugIn);
context
.getWorkbench()
.getFrame()
.log("Loading " + className + " took " + secondsSinceString(start) + "s");
} catch (Throwable e) {
context.getErrorHandler().handleThrowable(e);
context.getWorkbench().getFrame().log(className + " " + NOT_INITIALIZED, this.getClass());
}
}
}
public void set_viewpoint(String view) {
String position;
String[] position_el;
String orientation;
String[] orientation_el;
String fieldOfView;
int begin_pos, pos, i;
Float tmp_f;
float[] pos_val = null;
float[] or_val = null;
float fv_val = -1;
// user_interface.addInfo(view);
begin_pos = view.indexOf("position");
if (begin_pos > 0) {
position_el = new String[4];
pos_val = new float[3];
position = view.substring(begin_pos);
begin_pos = 0;
// user_interface.addInfo("\n position_el: ");
pos = position.indexOf('\t', begin_pos);
// position_el[0] = position.substring(begin_pos,pos);
// user_interface.addInfo(position_el[0]);
// user_interface.addInfo("|");
begin_pos = pos + 1;
for (i = 0; i < 3; i++) {
pos = position.indexOf(" ", begin_pos);
position_el[i] = position.substring(begin_pos, pos);
tmp_f = Float.valueOf(position_el[i]);
pos_val[i] = tmp_f.floatValue();
// user_interface.addInfo(pos_val[i]);
// user_interface.addInfo("|");
begin_pos = pos + 1;
}
}
begin_pos = view.indexOf("orientation");
if (begin_pos > 0) {
orientation_el = new String[5];
or_val = new float[4];
orientation = view.substring(begin_pos);
begin_pos = 0;
// user_interface.addInfo("\n orientation_el: ");
pos = orientation.indexOf('\t', begin_pos);
// orientation_el[0] = orientation.substring(begin_pos,pos);
// user_interface.addInfo(orientation_el[0]);
// user_interface.addInfo("|");
begin_pos = pos + 1;
for (i = 0; i < 3; i++) {
pos = orientation.indexOf(" ", begin_pos);
orientation_el[i] = orientation.substring(begin_pos, pos);
tmp_f = Float.valueOf(orientation_el[i]);
or_val[i] = tmp_f.floatValue();
// user_interface.addInfo(or_val[i]);
// user_interface.addInfo("|");
begin_pos = pos + 1;
}
pos = orientation.indexOf(" ", begin_pos + 1);
orientation_el[3] = orientation.substring(begin_pos, pos);
tmp_f = Float.valueOf(orientation_el[3]);
or_val[3] = tmp_f.floatValue();
// user_interface.addInfo(or_val[3]);
// user_interface.addInfo("|");
begin_pos = pos + 1;
}
begin_pos = view.indexOf("fieldOf");
if (begin_pos > 0) {
fieldOfView = view.substring(begin_pos);
begin_pos = fieldOfView.indexOf(" ");
pos = fieldOfView.indexOf(" ", begin_pos + 1);
tmp_f = Float.valueOf(fieldOfView.substring(begin_pos, pos));
fv_val = tmp_f.floatValue();
// user_interface.addInfo("\nfieldOfView = ");
// user_interface.addInfo(fv_val);
// user_interface.addInfo("|\n");
}
// user_interface.addInfo("\n======================\n");
plug_in.set_viewpoint(pos_val, or_val, fv_val);
}
public void load_URL(String id) {
plug_in.load_URL(id);
}
public void init_scene() {
scene_graph.ClearScene();
plug_in.init_scene();
}
public void update_xxx() {
plug_in.set_timestep(0);
}
