major improvements

pulsar/main.py

@@ -0,0 +1,25 @@
+import vgl
+import time
+window = None
+def horizontal_indicator():
+    global window
+    frame = vgl.Frame().attach(window, (0, 0), "Horizontal Indicator")
+    vgl.elements.Line(ends=[(0.4, 0.5), (0.6, 0.5)], color="green").attach(frame)
+    pass
+def console():
+    print("You've entered Pulsar's command console, an embbedded Python interpreter for debugging & testing")
+    while True:
+        try:
+            exec(input(">>> "))
+        except:
+            print("An error caused & captured")
+
+if __name__ == '__main__':
+    print("Welcome to AiraPulsar Client")
+    window = vgl.Window(title="Pulsar", size=(1600, 800))
+    window.start()
+    horizontal_indicator()
+    #console()
+    time.sleep(3)
+    window.kill()
+    exit()