From 74957e8dda3ef84b3159045962326e735ca50e34 Mon Sep 17 00:00:00 2001
From: codeimp <codeimp@e0d998f2-2e9b-42fe-843d-47128df60a06>
Date: Wed, 7 Jan 2009 20:22:12 +0000
Subject: [PATCH] fixed thing angles written in UDMF format

---
 Source/IO/UniversalStreamReader.cs | 5 ++++-
 Source/IO/UniversalStreamWriter.cs | 5 ++++-
 2 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/Source/IO/UniversalStreamReader.cs b/Source/IO/UniversalStreamReader.cs
index 48efbe3d..3cf786e4 100644
--- a/Source/IO/UniversalStreamReader.cs
+++ b/Source/IO/UniversalStreamReader.cs
@@ -177,10 +177,13 @@ namespace CodeImp.DoomBuilder.IO
 					foreach(string field in ft.Fields)
 						stringflags[field] = GetCollectionEntry<bool>(c, field, false, false);
 				}
+
+				// Translate angle
+				float angle = (float)(angledeg + 90) / Angle2D.PIDEG;
 				
 				// Create new item
 				Thing t = map.CreateThing();
-				t.Update(type, x, y, height, Angle2D.DegToRad(angledeg), stringflags, tag, special, args);
+				t.Update(type, x, y, height, angle, stringflags, tag, special, args);
 				//t.DetermineSector();
 				t.UpdateConfiguration();
 
diff --git a/Source/IO/UniversalStreamWriter.cs b/Source/IO/UniversalStreamWriter.cs
index 6d0029aa..4563f4cf 100644
--- a/Source/IO/UniversalStreamWriter.cs
+++ b/Source/IO/UniversalStreamWriter.cs
@@ -270,13 +270,16 @@ namespace CodeImp.DoomBuilder.IO
 			// Go for all things
 			foreach(Thing t in things)
 			{
+				// Calculate angle for UDMF
+				int angle = (int)(t.Angle * Angle2D.PIDEG) - 90;
+				
 				// Make collection
 				UniversalCollection coll = new UniversalCollection();
 				if(t.Tag != 0) coll.Add("id", t.Tag);
 				coll.Add("x", t.Position.x);
 				coll.Add("y", t.Position.y);
 				if(t.Position.z != 0.0f) coll.Add("height", (float)t.Position.z);
-				coll.Add("angle", t.AngleDeg);
+				coll.Add("angle", angle);
 				coll.Add("type", t.Type);
 				if(t.Action != 0) coll.Add("special", t.Action);
 				if(t.Args[0] != 0) coll.Add("arg0", t.Args[0]);