X-Git-Url: https://git.mxchange.org/?a=blobdiff_plain;f=src%2FMain%2Ffg_props.cxx;h=770ca620ea91c281920b2277b6a4418bbdfada57;hb=6077e8a8248db3e27ff10cd654219c8dbb758861;hp=46bc65838e97dc5e360cc003ab0f03e35a7c18e6;hpb=5ef00ab621d118b0695f0c167cf3369d49f206da;p=flightgear.git

diff --git a/src/Main/fg_props.cxx b/src/Main/fg_props.cxx
index 46bc65838..770ca620e 100644
--- a/src/Main/fg_props.cxx
+++ b/src/Main/fg_props.cxx
@@ -1,8 +1,8 @@
-// fg_props.cxx -- support for
+// fg_props.cxx -- support for FlightGear properties.
 //
-// Written by David Megginson, started November 1999.
+// Written by David Megginson, started 2000.
 //
-// Copyright (C) 1999, 2000 David Megginson - david@megginson.com
+// Copyright (C) 2000, 2001 David Megginson - david@megginson.com
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License as
@@ -20,22 +20,619 @@
 //
 // $Id$
 
-#include <iostream>
+#ifdef HAVE_CONFIG_H
+#  include <simgear/compiler.h>
+#endif
 
-#include <Main/fgfs.hxx>
+#include <simgear/misc/exception.hxx>
+#include <simgear/magvar/magvar.hxx>
+#include <simgear/timing/sg_time.hxx>
+#include <simgear/misc/sg_path.hxx>
+#include <simgear/scene/material/matlib.hxx>
+#include <simgear/sound/soundmgr.hxx>
+
+#include STL_IOSTREAM
+
+#include <ATC/ATCdisplay.hxx>
+#include <Aircraft/aircraft.hxx>
+#include <Time/tmp.hxx>
+#include <FDM/UIUCModel/uiuc_aircraftdir.h>
+#ifdef FG_WEATHERCM
+#  include <WeatherCM/FGLocalWeatherDatabase.h>
+#else
+#  include <Environment/environment.hxx>
+#endif // FG_WEATHERCM
+
+#include <GUI/gui.h>
+
+#include "globals.hxx"
+#include "fgfs.hxx"
 #include "fg_props.hxx"
 
-using std::istream;
-using std::ostream;
+SG_USING_STD(istream);
+SG_USING_STD(ostream);
+
+#ifdef FG_WEATHERCM
+static double getWindNorth ();
+static double getWindEast ();
+static double getWindDown ();
+#endif // FG_WEATHERCM
+
+static bool winding_ccw = true; // FIXME: temporary
+
+static bool fdm_data_logging = false; // FIXME: temporary
+
+static bool frozen = false;	// FIXME: temporary
+
+
+
+////////////////////////////////////////////////////////////////////////
+// Default property bindings (not yet handled by any module).
+////////////////////////////////////////////////////////////////////////
+
+struct LogClassMapping {
+  sgDebugClass c;
+  string name;
+  LogClassMapping(sgDebugClass cc, string nname) { c = cc; name = nname; }
+};
+
+LogClassMapping log_class_mappings [] = {
+  LogClassMapping(SG_NONE, "none"),
+  LogClassMapping(SG_TERRAIN, "terrain"),
+  LogClassMapping(SG_ASTRO, "astro"),
+  LogClassMapping(SG_FLIGHT, "flight"),
+  LogClassMapping(SG_INPUT, "input"),
+  LogClassMapping(SG_GL, "gl"),
+  LogClassMapping(SG_VIEW, "view"),
+  LogClassMapping(SG_COCKPIT, "cockpit"),
+  LogClassMapping(SG_GENERAL, "general"),
+  LogClassMapping(SG_MATH, "math"),
+  LogClassMapping(SG_EVENT, "event"),
+  LogClassMapping(SG_AIRCRAFT, "aircraft"),
+  LogClassMapping(SG_AUTOPILOT, "autopilot"),
+  LogClassMapping(SG_IO, "io"),
+  LogClassMapping(SG_CLIPPER, "clipper"),
+  LogClassMapping(SG_NETWORK, "network"),
+  LogClassMapping(SG_UNDEFD, "")
+};
+
+
+/**
+ * Get the logging classes.
+ */
+static const char *
+getLoggingClasses ()
+{
+  sgDebugClass classes = logbuf::get_log_classes();
+  static string result = "";	// FIXME
+  for (int i = 0; log_class_mappings[i].c != SG_UNDEFD; i++) {
+    if ((classes&log_class_mappings[i].c) > 0) {
+      if (!result.empty())
+	result += '|';
+      result += log_class_mappings[i].name;
+    }
+  }
+  return result.c_str();
+}
+
+
+static void
+addLoggingClass (const string &name)
+{
+  sgDebugClass classes = logbuf::get_log_classes();
+  for (int i = 0; log_class_mappings[i].c != SG_UNDEFD; i++) {
+    if (name == log_class_mappings[i].name) {
+      logbuf::set_log_classes(sgDebugClass(classes|log_class_mappings[i].c));
+      return;
+    }
+  }
+  SG_LOG(SG_GENERAL, SG_ALERT, "Unknown logging class: " << name);
+}
+
+
+/**
+ * Set the logging classes.
+ */
+static void
+setLoggingClasses (const char * c)
+{
+  string classes = c;
+  logbuf::set_log_classes(SG_NONE);
+
+  if (classes == "none") {
+    SG_LOG(SG_GENERAL, SG_INFO, "Disabled all logging classes");
+    return;
+  }
+
+  if (classes.empty() || classes == "all") { // default
+    logbuf::set_log_classes(SG_ALL);
+    SG_LOG(SG_GENERAL, SG_INFO, "Enabled all logging classes: "
+	   << getLoggingClasses());
+    return;
+  }
+
+  string rest = classes;
+  string name = "";
+  int sep = rest.find('|');
+  while (sep > 0) {
+    name = rest.substr(0, sep);
+    rest = rest.substr(sep+1);
+    addLoggingClass(name);
+    sep = rest.find('|');
+  }
+  addLoggingClass(rest);
+  SG_LOG(SG_GENERAL, SG_INFO, "Set logging classes to "
+	 << getLoggingClasses());
+}
+
+
+/**
+ * Get the logging priority.
+ */
+static const char *
+getLoggingPriority ()
+{
+  switch (logbuf::get_log_priority()) {
+  case SG_BULK:
+    return "bulk";
+  case SG_DEBUG:
+    return "debug";
+  case SG_INFO:
+    return "info";
+  case SG_WARN:
+    return "warn";
+  case SG_ALERT:
+    return "alert";
+  default:
+    SG_LOG(SG_GENERAL, SG_WARN, "Internal: Unknown logging priority number: "
+	   << logbuf::get_log_priority());
+    return "unknown";
+  }
+}
+
+
+/**
+ * Set the logging priority.
+ */
+static void
+setLoggingPriority (const char * p)
+{
+  string priority = p;
+  if (priority == "bulk") {
+    logbuf::set_log_priority(SG_BULK);
+  } else if (priority == "debug") {
+    logbuf::set_log_priority(SG_DEBUG);
+  } else if (priority.empty() || priority == "info") { // default
+    logbuf::set_log_priority(SG_INFO);
+  } else if (priority == "warn") {
+    logbuf::set_log_priority(SG_WARN);
+  } else if (priority == "alert") {
+    logbuf::set_log_priority(SG_ALERT);
+  } else {
+    SG_LOG(SG_GENERAL, SG_WARN, "Unknown logging priority " << priority);
+  }
+  SG_LOG(SG_GENERAL, SG_INFO, "Logging priority is " << getLoggingPriority());
+}
+
+
+/**
+ * Return the current frozen state.
+ */
+static bool
+getFreeze ()
+{
+  return frozen;
+}
+
+
+/**
+ * Set the current frozen state.
+ */
+static void
+setFreeze (bool f)
+{
+    frozen = f;
+
+    // Stop sound on a pause
+    SGSoundMgr *s = globals->get_soundmgr();
+    if ( s != NULL ) {
+        if ( f ) {
+            s->pause();
+        } else {
+            s->resume();
+        }
+    }
+}
+
+
+/**
+ * Return the current aircraft directory (UIUC) as a string.
+ */
+static const char *
+getAircraftDir ()
+{
+  return aircraft_dir.c_str();
+}
+
+
+/**
+ * Set the current aircraft directory (UIUC).
+ */
+static void
+setAircraftDir (const char * dir)
+{
+  aircraft_dir = dir;
+}
+
+
+/**
+ * Return the number of milliseconds elapsed since simulation started.
+ */
+static double
+getElapsedTime_sec ()
+{
+  return globals->get_sim_time_sec();
+}
+
+
+/**
+ * Return the current Zulu time.
+ */
+static const char *
+getDateString ()
+{
+  static char buf[64];		// FIXME
+  struct tm * t = globals->get_time_params()->getGmt();
+  sprintf(buf, "%.4d-%.2d-%.2dT%.2d:%.2d:%.2d",
+	  t->tm_year + 1900, t->tm_mon + 1, t->tm_mday,
+	  t->tm_hour, t->tm_min, t->tm_sec);
+  return buf;
+}
+
+
+/**
+ * Set the current Zulu time.
+ */
+static void
+setDateString (const char * date_string)
+{
+  static const SGPropertyNode *cur_time_override
+	= fgGetNode("/sim/time/cur-time-override", true);
+
+  SGTime * st = globals->get_time_params();
+  struct tm * current_time = st->getGmt();
+  struct tm new_time;
+
+				// Scan for basic ISO format
+				// YYYY-MM-DDTHH:MM:SS
+  int ret = sscanf(date_string, "%d-%d-%dT%d:%d:%d",
+		   &(new_time.tm_year), &(new_time.tm_mon),
+		   &(new_time.tm_mday), &(new_time.tm_hour),
+		   &(new_time.tm_min), &(new_time.tm_sec));
+
+				// Be pretty picky about this, so
+				// that strange things don't happen
+				// if the save file has been edited
+				// by hand.
+  if (ret != 6) {
+    SG_LOG(SG_INPUT, SG_ALERT, "Date/time string " << date_string
+	   << " not in YYYY-MM-DDTHH:MM:SS format; skipped");
+    return;
+  }
+
+				// OK, it looks like we got six
+				// values, one way or another.
+  new_time.tm_year -= 1900;
+  new_time.tm_mon -= 1;
+
+				// Now, tell flight gear to use
+				// the new time.  This was far
+				// too difficult, by the way.
+  long int warp =
+    mktime(&new_time) - mktime(current_time) + globals->get_warp();
+  double lon = current_aircraft.fdm_state->get_Longitude();
+  double lat = current_aircraft.fdm_state->get_Latitude();
+  globals->set_warp(warp);
+  st->update(lon, lat, cur_time_override->getLongValue(), warp);
+  fgUpdateSkyAndLightingParams();
+}
+
+/**
+ * Return the GMT as a string.
+ */
+static const char *
+getGMTString ()
+{
+  static char buf[16];		// FIXME
+  struct tm *t = globals->get_time_params()->getGmt();
+  sprintf(buf, " %.2d:%.2d:%.2d",
+	  t->tm_hour, t->tm_min, t->tm_sec);
+  // cout << t << " " << buf << endl;
+  return buf;
+}
+
+
+/**
+ * Return the magnetic variation
+ */
+static double
+getMagVar ()
+{
+  return globals->get_mag()->get_magvar() * SGD_RADIANS_TO_DEGREES;
+}
+
+
+/**
+ * Return the magnetic dip
+ */
+static double
+getMagDip ()
+{
+  return globals->get_mag()->get_magdip() * SGD_RADIANS_TO_DEGREES;
+}
+
+
+/**
+ * Return the current heading in degrees.
+ */
+static double
+getHeadingMag ()
+{
+  double magheading;
+  magheading = current_aircraft.fdm_state->get_Psi() * SGD_RADIANS_TO_DEGREES - getMagVar();
+  if (magheading < 0) magheading += 360;
+  return magheading;
+}
+
+
+#ifdef FG_WEATHERCM
+
+/**
+ * Get the current visibility (meters).
+ */
+static double
+getVisibility ()
+{
+  return WeatherDatabase->getWeatherVisibility();
+}
+
+
+/**
+ * Set the current visibility (meters).
+ */
+static void
+setVisibility (double visibility)
+{
+  WeatherDatabase->setWeatherVisibility(visibility);
+}
+
+/**
+ * Get the current wind north velocity (feet/second).
+ */
+static double
+getWindNorth ()
+{
+  return current_aircraft.fdm_state->get_V_north_airmass();
+}
+
+
+/**
+ * Set the current wind north velocity (feet/second).
+ */
+static void
+setWindNorth (double speed)
+{
+  current_aircraft.fdm_state
+    ->set_Velocities_Local_Airmass(speed, getWindEast(), getWindDown());
+}
+
+
+/**
+ * Get the current wind east velocity (feet/second).
+ */
+static double
+getWindEast ()
+{
+  return current_aircraft.fdm_state->get_V_east_airmass();
+}
+
+
+/**
+ * Set the current wind east velocity (feet/second).
+ */
+static void
+setWindEast (double speed)
+{
+  SG_LOG(SG_GENERAL, SG_INFO,, "Set wind-east to " << speed );
+  current_aircraft.fdm_state->set_Velocities_Local_Airmass(getWindNorth(),
+							   speed,
+							   getWindDown());
+}
+
+
+/**
+ * Get the current wind down velocity (feet/second).
+ */
+static double
+getWindDown ()
+{
+  return current_aircraft.fdm_state->get_V_down_airmass();
+}
+
+
+/**
+ * Set the current wind down velocity (feet/second).
+ */
+static void
+setWindDown (double speed)
+{
+  current_aircraft.fdm_state->set_Velocities_Local_Airmass(getWindNorth(),
+							   getWindEast(),
+							   speed);
+}
+
+#endif // FG_WEATHERCM
+
+static long
+getWarp ()
+{
+  return globals->get_warp();
+}
+
+static void
+setWarp (long warp)
+{
+  globals->set_warp(warp);
+}
+
+static long
+getWarpDelta ()
+{
+  return globals->get_warp_delta();
+}
+
+static void
+setWarpDelta (long delta)
+{
+  globals->set_warp_delta(delta);
+}
+
+static bool
+getWindingCCW ()
+{
+  return winding_ccw;
+}
+
+static void
+setWindingCCW (bool state)
+{
+  winding_ccw = state;
+  if ( winding_ccw )
+    glFrontFace ( GL_CCW );
+  else
+    glFrontFace ( GL_CW );
+}
+
+static bool
+getFullScreen ()
+{
+#if defined(FX) && !defined(WIN32)
+  return globals->get_fullscreen();
+#else
+  return false;
+#endif
+}
+
+static void
+setFullScreen (bool state)
+{
+#if defined(FX) && !defined(WIN32)
+  globals->set_fullscreen(state);
+#  if defined(XMESA_FX_FULLSCREEN) && defined(XMESA_FX_WINDOW)
+  XMesaSetFXmode( state ? XMESA_FX_FULLSCREEN : XMESA_FX_WINDOW );
+#  endif
+#endif
+}
+
+static bool
+getFDMDataLogging ()
+{
+  return fdm_data_logging;
+}
+
+static void
+setFDMDataLogging (bool state)
+{
+				// kludge; no getter or setter available
+  if (state != fdm_data_logging) {
+    fgToggleFDMdataLogging();
+    fdm_data_logging = state;
+  }
+}
+
+
+////////////////////////////////////////////////////////////////////////
+// Tie the properties.
+////////////////////////////////////////////////////////////////////////
+
+void
+fgInitProps ()
+{
+  SG_LOG(SG_GENERAL, SG_DEBUG, "start of fgInitProps()" );
+				// Simulation
+  fgTie("/sim/logging/priority", getLoggingPriority, setLoggingPriority);
+  fgTie("/sim/logging/classes", getLoggingClasses, setLoggingClasses);
+  fgTie("/sim/freeze/master", getFreeze, setFreeze);
+  fgTie("/sim/aircraft-dir", getAircraftDir, setAircraftDir);
+
+  fgTie("/sim/time/elapsed-sec", getElapsedTime_sec);
+  fgTie("/sim/time/gmt", getDateString, setDateString);
+  fgSetArchivable("/sim/time/gmt");
+  fgTie("/sim/time/gmt-string", getGMTString);
+
+				// Orientation
+  fgTie("/orientation/heading-magnetic-deg", getHeadingMag);
+
+				// Environment
+#ifdef FG_WEATHERCM
+  fgTie("/environment/visibility-m", getVisibility, setVisibility);
+  fgSetArchivable("/environment/visibility-m");
+  fgTie("/environment/wind-from-north-fps", getWindNorth, setWindNorth);
+  fgSetArchivable("/environment/wind-from-north-fps");
+  fgTie("/environment/wind-from-east-fps", getWindEast, setWindEast);
+  fgSetArchivable("/environment/wind-from-east-fps");
+  fgTie("/environment/wind-from-down-fps", getWindDown, setWindDown);
+  fgSetArchivable("/environment/wind-from-down-fps");
+#endif
+
+  fgTie("/environment/magnetic-variation-deg", getMagVar);
+  fgTie("/environment/magnetic-dip-deg", getMagDip);
+
+  fgTie("/sim/time/warp", getWarp, setWarp, false);
+  fgTie("/sim/time/warp-delta", getWarpDelta, setWarpDelta);
+
+				// Misc. Temporary junk.
+  fgTie("/sim/temp/winding-ccw", getWindingCCW, setWindingCCW, false);
+  fgTie("/sim/temp/full-screen", getFullScreen, setFullScreen);
+  fgTie("/sim/temp/fdm-data-logging", getFDMDataLogging, setFDMDataLogging);
+
+  SG_LOG(SG_GENERAL, SG_DEBUG, "end of fgInitProps()" );
+}
+
+
+void
+fgUpdateProps ()
+{
+}
+
+
+
+////////////////////////////////////////////////////////////////////////
+// Save and restore.
+////////////////////////////////////////////////////////////////////////
 
 
 /**
  * Save the current state of the simulator to a stream.
  */
 bool
-fgSaveFlight (ostream &output)
+fgSaveFlight (ostream &output, bool write_all)
 {
-  return writeProperties(output, globals->get_props());
+
+  fgSetBool("/sim/presets/onground", false);
+  fgSetArchivable("/sim/presets/onground");
+  fgSetBool("/sim/presets/trim", false);
+  fgSetArchivable("/sim/presets/trim");
+  fgSetString("/sim/presets/speed-set", "UVW");
+  fgSetArchivable("/sim/presets/speed-set");
+
+  try {
+    writeProperties(output, globals->get_props(), write_all);
+  } catch (const sg_exception &e) {
+    guiErrorMessage("Error saving flight: ", e);
+    return false;
+  }
+  return true;
 }
 
 
@@ -45,8 +642,198 @@ fgSaveFlight (ostream &output)
 bool
 fgLoadFlight (istream &input)
 {
-  return readProperties(input, globals->get_props());
+  SGPropertyNode props;
+  try {
+    readProperties(input, &props);
+  } catch (const sg_exception &e) {
+    guiErrorMessage("Error reading saved flight: ", e);
+    return false;
+  }
+
+  fgSetBool("/sim/presets/onground", false);
+  fgSetBool("/sim/presets/trim", false);
+  fgSetString("/sim/presets/speed-set", "UVW");
+
+  copyProperties(&props, globals->get_props());
+  // When loading a flight, make it the
+  // new initial state.
+  globals->saveInitialState();
+  return true;
+}
+
+
+bool
+fgLoadProps (const char * path, SGPropertyNode * props, bool in_fg_root)
+{
+    string fullpath;
+    if (in_fg_root) {
+        SGPath loadpath(globals->get_fg_root());
+        loadpath.append(path);
+        fullpath = loadpath.str();
+    } else {
+        fullpath = path;
+    }
+
+    try {
+        readProperties(fullpath, props);
+    } catch (const sg_exception &e) {
+        guiErrorMessage("Error reading properties: ", e);
+        return false;
+    }
+    return true;
 }
 
-// end of fg_props.cxx
 
+
+////////////////////////////////////////////////////////////////////////
+// Property convenience functions.
+////////////////////////////////////////////////////////////////////////
+
+SGPropertyNode *
+fgGetNode (const char * path, bool create)
+{
+  return globals->get_props()->getNode(path, create);
+}
+
+SGPropertyNode * 
+fgGetNode (const char * path, int index, bool create)
+{
+  return globals->get_props()->getNode(path, index, create);
+}
+
+bool
+fgHasNode (const char * path)
+{
+  return (fgGetNode(path, false) != 0);
+}
+
+void
+fgAddChangeListener (SGPropertyChangeListener * listener, const char * path)
+{
+  fgGetNode(path, true)->addChangeListener(listener);
+}
+
+void
+fgAddChangeListener (SGPropertyChangeListener * listener,
+		     const char * path, int index)
+{
+  fgGetNode(path, index, true)->addChangeListener(listener);
+}
+
+bool
+fgGetBool (const char * name, bool defaultValue)
+{
+  return globals->get_props()->getBoolValue(name, defaultValue);
+}
+
+int
+fgGetInt (const char * name, int defaultValue)
+{
+  return globals->get_props()->getIntValue(name, defaultValue);
+}
+
+int
+fgGetLong (const char * name, long defaultValue)
+{
+  return globals->get_props()->getLongValue(name, defaultValue);
+}
+
+float
+fgGetFloat (const char * name, float defaultValue)
+{
+  return globals->get_props()->getFloatValue(name, defaultValue);
+}
+
+double
+fgGetDouble (const char * name, double defaultValue)
+{
+  return globals->get_props()->getDoubleValue(name, defaultValue);
+}
+
+const char *
+fgGetString (const char * name, const char * defaultValue)
+{
+  return globals->get_props()->getStringValue(name, defaultValue);
+}
+
+bool
+fgSetBool (const char * name, bool val)
+{
+  return globals->get_props()->setBoolValue(name, val);
+}
+
+bool
+fgSetInt (const char * name, int val)
+{
+  return globals->get_props()->setIntValue(name, val);
+}
+
+bool
+fgSetLong (const char * name, long val)
+{
+  return globals->get_props()->setLongValue(name, val);
+}
+
+bool
+fgSetFloat (const char * name, float val)
+{
+  return globals->get_props()->setFloatValue(name, val);
+}
+
+bool
+fgSetDouble (const char * name, double val)
+{
+  return globals->get_props()->setDoubleValue(name, val);
+}
+
+bool
+fgSetString (const char * name, const char * val)
+{
+  return globals->get_props()->setStringValue(name, val);
+}
+
+void
+fgSetArchivable (const char * name, bool state)
+{
+  SGPropertyNode * node = globals->get_props()->getNode(name);
+  if (node == 0)
+    SG_LOG(SG_GENERAL, SG_ALERT,
+	   "Attempt to set archive flag for non-existant property "
+	   << name);
+  else
+    node->setAttribute(SGPropertyNode::ARCHIVE, state);
+}
+
+void
+fgSetReadable (const char * name, bool state)
+{
+  SGPropertyNode * node = globals->get_props()->getNode(name);
+  if (node == 0)
+    SG_LOG(SG_GENERAL, SG_ALERT,
+	   "Attempt to set read flag for non-existant property "
+	   << name);
+  else
+    node->setAttribute(SGPropertyNode::READ, state);
+}
+
+void
+fgSetWritable (const char * name, bool state)
+{
+  SGPropertyNode * node = globals->get_props()->getNode(name);
+  if (node == 0)
+    SG_LOG(SG_GENERAL, SG_ALERT,
+	   "Attempt to set write flag for non-existant property "
+	   << name);
+  else
+    node->setAttribute(SGPropertyNode::WRITE, state);
+}
+
+void
+fgUntie (const char * name)
+{
+  if (!globals->get_props()->untie(name))
+    SG_LOG(SG_GENERAL, SG_WARN, "Failed to untie property " << name);
+}
+
+
+// end of fg_props.cxx