vfs, make globalClock builtin

direct/src/dcparser/dcFile.cxx

@@ -22,7 +22,9 @@
 #include "hashGenerator.h"
 
 #ifdef WITHIN_PANDA
-#include <filename.h>
+#include "filename.h"
+#include "config_express.h"
+#include "virtualFileSystem.h"
 #endif
 
 
@@ -66,6 +68,17 @@ read(Filename filename) {
 
 #ifdef WITHIN_PANDA
   filename.set_text();
+  if (use_vfs) {
+    VirtualFileSystem *vfs = VirtualFileSystem::get_global_ptr();
+    istream *in = vfs->open_read_file(filename);
+    if (in == (istream *)NULL) {
+      cerr << "Cannot open " << filename << " for reading.\n";
+      return false;
+    }
+    bool okflag = read(*in, filename);
+    delete in;
+    return okflag;
+  }
   filename.open_read(in);
 #else
   in.open(filename.c_str());

direct/src/distributed/DistributedSmoothNode.py

@@ -5,8 +5,6 @@ from ClockDelta import *
 import DistributedNode
 import Task
 
-globalClock = ClockObject.getGlobalClock()
-
 # This number defines our tolerance for out-of-sync telemetry packets.
 # If a packet appears to have originated from more than MaxFuture
 # seconds in the future, assume we're out of sync with the other

direct/src/extensions/NodePath-extensions.py

@@ -291,7 +291,7 @@
                 functor = task.functorFunc()
                 task.lerp = Lerp(functor, task.duration, task.blendType)
                 task.init = 0
-            dt = ClockObject.getGlobalClock().getDt()
+            dt = globalClock.getDt()
             task.lerp.setStepSize(dt)
             task.lerp.step()
             if (task.lerp.isDone()):

direct/src/interval/Interval.py

@@ -17,8 +17,6 @@ class Interval(DirectObject):
 
     playbackCounter = 0
 
-    clock = ClockObject.getGlobalClock()
-
     # Class methods
     def __init__(self, name, duration, openEnded=1, reverse=0):
         """__init__(name, duration, openEnded, reverse)
@@ -96,7 +94,7 @@ class Interval(DirectObject):
         taskMgr.remove(self.name + '-play')
         # Start new one
         self.offset = t0
-        self.startT = self.clock.getFrameTime()
+        self.startT = globalClock.getFrameTime()
         assert(scale > 0.0)
         self.scale = scale
         self.firstTime = 1
@@ -135,7 +133,7 @@ class Interval(DirectObject):
     def __playTask(self, task):
         """ __playTask(task)
         """
-        t = self.clock.getFrameTime()
+        t = globalClock.getFrameTime()
         te = self.offset + ((t - self.startT) * self.scale)
         if (te < self.endTime):
             if (self.firstTime):

direct/src/particles/ParticleEffect.py

@@ -211,6 +211,9 @@ class ParticleEffect(NodePath):
 
     def loadConfig(self, filename):
         """loadConfig(filename)"""
+        if vfs:
+            exec vfs.readFile(filename)
+        else:
             execfile(filename.toOsSpecific())
 
 

direct/src/showbase/ShowBase.py

@@ -26,7 +26,6 @@ import __builtin__
 __builtin__.FADE_SORT_INDEX = 1000
 __builtin__.NO_FADE_SORT_INDEX = 2000
 
-globalClock = ClockObject.getGlobalClock()
 class ShowBase:
 
     notify = directNotify.newCategory("ShowBase")
@@ -36,6 +35,14 @@ class ShowBase:
         # Get the dconfig object
         self.config = ConfigConfigureGetConfigConfigShowbase
 
+        if self.config.GetBool('use-vfs', 1):
+            try:  # temporary try .. except for old Pandas
+                vfs = VirtualFileSystem.getGlobalPtr()
+            except:
+                vfs = None
+        else:
+            vfs = None
+
         # Store dconfig variables
         self.wantTk = self.config.GetBool('want-tk', 0)
         self.sfxActive = self.config.GetBool('audio-sfx-active', 1)
@@ -147,6 +154,8 @@ class ShowBase:
         __builtin__.run = self.run
         __builtin__.ostream = Notify.out()
         __builtin__.directNotify = directNotify
+        __builtin__.globalClock = ClockObject.getGlobalClock()
+        __builtin__.vfs = vfs
 
         # Transition effects (fade, iris, etc)
         import Transitions

direct/src/task/Task.py

@@ -15,6 +15,10 @@ exit = -1
 done = 0
 cont = 1
 
+# Task needs this because it might run before __builtin__.globalClock
+# can be set.
+globalClock = ClockObject.getGlobalClock()
+
 def print_exc_plus():
     """
     Print the usual traceback information, followed by a listing of all the
@@ -51,11 +55,6 @@ def print_exc_plus():
             except:
                 print "<ERROR WHILE PRINTING VALUE>"
 
-
-# Store the global clock
-globalClock = ClockObject.getGlobalClock()
-
-
 class Task:
     count = 0
     def __init__(self, callback, priority = 0):

direct/src/task/Timer.py

@@ -8,7 +8,6 @@ class Timer:
     def __init__(self, name=None):
         """ __init__()
         """
-        self.clock = ClockObject.getGlobalClock()
         self.finalT = 0.0
         self.currT = 0.0
         if (name == None):
@@ -26,7 +25,7 @@ class Timer:
         self.callback = None
         self.finalT = t
         self.name = name
-        self.startT = self.clock.getFrameTime()
+        self.startT = globalClock.getFrameTime()
         self.currT = 0.0
         taskMgr.add(self.__timerTask, self.name + '-run')
         self.started = 1
@@ -38,7 +37,7 @@ class Timer:
             self.stop()
         self.callback = callback 
         self.finalT = t
-        self.startT = self.clock.getFrameTime()
+        self.startT = globalClock.getFrameTime()
         self.currT = 0.0
         taskMgr.add(self.__timerTask, self.name + '-run')
         self.started = 1
@@ -88,7 +87,7 @@ class Timer:
         return (self.finalT - self.currT)
 
     def __timerTask(self, task):
-        t = self.clock.getFrameTime()
+        t = globalClock.getFrameTime()
         te = t - self.startT 
         self.currT = te
         if (te >= self.finalT):

direct/src/tkwidgets/Dial.py

@@ -19,8 +19,6 @@ INNER_SF = 0.2
 DIAL_FULL_SIZE = 45
 DIAL_MINI_SIZE = 30
 
-globalClock = ClockObject.getGlobalClock()
-
 class Dial(Valuator):
     """
     Valuator widget which includes an angle dial and an entry for setting

direct/src/tkwidgets/Floater.py

@@ -10,8 +10,6 @@ import Task
 import math
 import string
 
-globalClock = ClockObject.getGlobalClock()
-
 FLOATER_WIDTH = 22
 FLOATER_HEIGHT = 18
 

direct/src/tkwidgets/Slider.py

@@ -11,8 +11,6 @@ import string
 import operator
 from PandaModules import ClockObject
 
-globalClock = ClockObject.getGlobalClock()
-
 class Slider(Valuator):
     """
     Valuator widget which includes an min/max slider and an entry for setting