From 1c697ef0d206445c6819e338626169fc6ef56432 Mon Sep 17 00:00:00 2001
From: Teravus Ovares
Date: Thu, 1 May 2008 06:31:12 +0000
Subject: * You can now rez objects out of inventory at the correct offset from
 prim you rez it on.  Including multi prim groups and prim that have different
 X/Y/Z scales.

---
 OpenSim/Region/Environment/Scenes/SceneObjectPart.cs | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

(limited to 'OpenSim/Region/Environment/Scenes/SceneObjectPart.cs')

diff --git a/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs b/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
index 8d05987..5f91176 100644
--- a/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
+++ b/OpenSim/Region/Environment/Scenes/SceneObjectPart.cs
@@ -1061,7 +1061,7 @@ namespace OpenSim.Region.Environment.Scenes
             return Math.Sqrt(dx * dx + dy * dy + dz * dz);
         }
 
-        public EntityIntersection TestIntersectionOBB(Ray iray, Quaternion parentrot)
+        public EntityIntersection TestIntersectionOBB(Ray iray, Quaternion parentrot, bool FrontFacesOnly)
         {
             // In this case we're using a rectangular prism, which has 6 faces and therefore 6 planes
             // This breaks down into the ray---> plane equation.
@@ -1075,6 +1075,14 @@ namespace OpenSim.Region.Environment.Scenes
             Vector3[] FaceD = new Vector3[6]; // vertex D for Facei
 
             Vector3[] normals = new Vector3[6]; // Normal for Facei
+            Vector3[] AAfacenormals = new Vector3[6]; // Axis Aligned face normals
+
+            AAfacenormals[0] = new Vector3(1, 0, 0);
+            AAfacenormals[1] = new Vector3(0, 1, 0);
+            AAfacenormals[2] = new Vector3(-1, 0, 0);
+            AAfacenormals[3] = new Vector3(0, -1, 0);
+            AAfacenormals[4] = new Vector3(0, 0, 1);
+            AAfacenormals[5] = new Vector3(0, 0, -1);
 
             Vector3 AmBa = new Vector3(0, 0, 0); // Vertex A - Vertex B
             Vector3 AmBb = new Vector3(0, 0, 0); // Vertex B - Vertex C
@@ -1332,7 +1340,7 @@ namespace OpenSim.Region.Environment.Scenes
                     continue;
 
                 // If the normal is pointing outside the object
-                if (iray.Direction.Dot(normals[i]) < 0)
+                if (iray.Direction.Dot(normals[i]) < 0 || !FrontFacesOnly)
                 {
                     
                     q = iray.Origin + a * iray.Direction;
@@ -1349,6 +1357,7 @@ namespace OpenSim.Region.Environment.Scenes
                         //m_log.Info("[FACE]:" + i.ToString());
                         //m_log.Info("[POINT]: " + q.ToString());
                         returnresult.normal = normals[i];
+                        returnresult.AAfaceNormal = AAfacenormals[i];
 
                     }
                 }
-- 
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