X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=src%2Fdocument.cpp;h=76a534903b05accbd92df9f4f3adcbcea6c1a72b;hb=85e08223a33439f9b4911129b48ee45ff65869eb;hp=921763a827590e89d5a3d8cbfd6a830387e417ea;hpb=f59f24dff392428d7219ba2d6be5e1e81c344ee0;p=ipdf%2Fcode.git

diff --git a/src/document.cpp b/src/document.cpp
index 921763a..76a5349 100644
--- a/src/document.cpp
+++ b/src/document.cpp
@@ -85,6 +85,16 @@ void Document::Save(const string & filename)
 	Debug("Successfully saved %u objects to \"%s\"", ObjectCount(), filename.c_str());
 }
 
+#ifndef QUADTREE_DISABLED
+
+void Document::GenBaseQuadtree()
+{
+	m_quadtree.nodes.push_back(QuadTreeNode{QUADTREE_EMPTY, QUADTREE_EMPTY, QUADTREE_EMPTY, QUADTREE_EMPTY, QUADTREE_EMPTY, QTC_UNKNOWN, 0, ObjectCount()});
+	m_quadtree.root_id = 0;
+}
+
+#endif
+
 void Document::Load(const string & filename)
 {
 	m_objects.bounds.clear();
@@ -132,6 +142,12 @@ void Document::Load(const string & filename)
 		}
 	}
 	Debug("Successfully loaded %u objects from \"%s\"", ObjectCount(), filename.c_str());
+#ifndef QUADTREE_DISABLED
+	if (m_quadtree.root_id == QUADTREE_EMPTY)
+	{
+		GenBaseQuadtree();
+	}
+#endif
 }
 
 void Document::Add(ObjectType type, const Rect & bounds, unsigned data_index)