From 2b6b970b809bd6d9f194709dd9bd2229e9984251 Mon Sep 17 00:00:00 2001
From: ehofman <ehofman>
Date: Sun, 17 Oct 2004 17:29:34 +0000
Subject: [PATCH] Frederic Bouvier:

This is a patch to make display list usage optional. They are on by default.
Use --prop:/sim/rendering/use-display-list=false to use immediate mode.
There is also a change in exception handling in main.cxx and bootstrap.cxx
---
 src/Main/bootstrap.cxx |  3 ++-
 src/Main/main.cxx      | 12 ++++--------
 2 files changed, 6 insertions(+), 9 deletions(-)

diff --git a/src/Main/bootstrap.cxx b/src/Main/bootstrap.cxx
index 743fc611a..d9cad75c5 100644
--- a/src/Main/bootstrap.cxx
+++ b/src/Main/bootstrap.cxx
@@ -188,7 +188,8 @@ int main ( int argc, char **argv ) {
                             // disabled.
         cerr << "Fatal error: " << t.getFormattedMessage()
              << "\n (received from " << t.getOrigin() << ')' << endl;
-        exit(1);
+    } catch (...) {
+        cerr << "Unknown exception in the main loop. Aborting..." << endl;
     }
 
     return 0;
diff --git a/src/Main/main.cxx b/src/Main/main.cxx
index 8f80effbb..42fef6d59 100644
--- a/src/Main/main.cxx
+++ b/src/Main/main.cxx
@@ -110,7 +110,6 @@ FGGeneral general;
 int idle_state = 0;
 long global_multi_loop;
 
-
 SGTimeStamp last_time_stamp;
 SGTimeStamp current_time_stamp;
 
@@ -722,6 +721,8 @@ bool fgMainInit( int argc, char **argv ) {
         exit(-1);
     }
 
+    sgUseDisplayList = fgGetBool( "/sim/rendering/use-display-list", true );
+
     // Initialize the Aircraft directory to "" (UIUC)
     aircraft_dir = "";
 
@@ -938,13 +939,8 @@ bool fgMainInit( int argc, char **argv ) {
     // build our custom render states
     globals->get_renderer()->build_states();
 
-    try {
-        // pass control off to the master event handler
-        fgOSMainLoop();
-    } catch (...) {
-        SG_LOG( SG_ALL, SG_ALERT,
-            "Unknown exception in the main loop. Aborting..." );
-    }
+    // pass control off to the master event handler
+    fgOSMainLoop();
 
     // we never actually get here ... but to avoid compiler warnings,
     // etc.