From 3f9b3e01b9d7ea3a6662adb55027839840198b4c Mon Sep 17 00:00:00 2001
From: "Brad Payne (Vir Linden)" <vir@lindenlab.com>
Date: Wed, 21 Feb 2018 22:02:34 +0000
Subject: MAINT-8264 - prevent at least some cases of LODs getting stuck at
 too-low values.

---
 indra/llprimitive/lldaeloader.cpp | 10 ++++++++--
 indra/llprimitive/llmodel.cpp     |  1 +
 2 files changed, 9 insertions(+), 2 deletions(-)

(limited to 'indra/llprimitive')

diff --git a/indra/llprimitive/lldaeloader.cpp b/indra/llprimitive/lldaeloader.cpp
index 8401cb976e..8f75d89e5a 100644
--- a/indra/llprimitive/lldaeloader.cpp
+++ b/indra/llprimitive/lldaeloader.cpp
@@ -192,7 +192,7 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa
 		{
 			return LLModel::BAD_ELEMENT;
 		}
-
+		// VFExtents change
 		face.mExtents[0].set(v[0], v[1], v[2]);
 		face.mExtents[1].set(v[0], v[1], v[2]);
 	}
@@ -254,6 +254,7 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa
 
 		if (!found)
 		{
+			// VFExtents change
 			update_min_max(face.mExtents[0], face.mExtents[1], cv.getPosition());
 			verts.push_back(cv);
 			if (verts.size() >= 65535)
@@ -305,6 +306,7 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa
 			}
 
 			face = LLVolumeFace();
+			// VFExtents change
 			face.mExtents[0].set(v[0], v[1], v[2]);
 			face.mExtents[1].set(v[0], v[1], v[2]);
 			point_map.clear();
@@ -383,6 +385,7 @@ LLModel::EModelStatus load_face_from_dom_polylist(std::vector<LLVolumeFace>& fac
 	if (pos_source)
 	{
 		v = pos_source->getFloat_array()->getValue();
+		// VFExtents change
 		face.mExtents[0].set(v[0], v[1], v[2]);
 		face.mExtents[1].set(v[0], v[1], v[2]);
 	}
@@ -482,6 +485,7 @@ LLModel::EModelStatus load_face_from_dom_polylist(std::vector<LLVolumeFace>& fac
 
 			if (!found)
 			{
+				// VFExtents change
 				update_min_max(face.mExtents[0], face.mExtents[1], cv.getPosition());
 				verts.push_back(cv);
 				if (verts.size() >= 65535)
@@ -551,6 +555,7 @@ LLModel::EModelStatus load_face_from_dom_polylist(std::vector<LLVolumeFace>& fac
 				}
 
 				face = LLVolumeFace();
+				// VFExtents change
 				face.mExtents[0].set(v[0], v[1], v[2]);
 				face.mExtents[1].set(v[0], v[1], v[2]);
 				verts.clear();
@@ -734,7 +739,7 @@ LLModel::EModelStatus load_face_from_dom_polygons(std::vector<LLVolumeFace>& fac
 	{
 		return LLModel::NO_ERRORS;
 	}
-
+	// VFExtents change
 	face.mExtents[0] = verts[0].getPosition();
 	face.mExtents[1] = verts[0].getPosition();
 	
@@ -758,6 +763,7 @@ LLModel::EModelStatus load_face_from_dom_polygons(std::vector<LLVolumeFace>& fac
 	for (std::map<LLVolumeFace::VertexData, U32>::iterator iter = vert_idx.begin(); iter != vert_idx.end(); ++iter)
 	{
 		new_verts[iter->second] = iter->first;
+		// VFExtents change
 		update_min_max(face.mExtents[0], face.mExtents[1], iter->first.getPosition());
 	}
 
diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp
index db6d00bc2c..597cc66088 100644
--- a/indra/llprimitive/llmodel.cpp
+++ b/indra/llprimitive/llmodel.cpp
@@ -276,6 +276,7 @@ void LLModel::normalizeVolumeFaces()
 			// We shrink the extents so
 			// that they fall within
 			// the unit cube.
+			// VFExtents change
 			face.mExtents[0].add(trans);
 			face.mExtents[0].mul(scale);
 
-- 
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