Changeset 1763 for GTP/trunk/Lib/Vis/Preprocessing/src/IntersectableWrapper.cpp

Timestamp:

11/16/06 19:41:44 (18 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/Lib/Vis/Preprocessing/src/IntersectableWrapper.cpp (modified) (1 diff)

GTP/trunk/Lib/Vis/Preprocessing/src/IntersectableWrapper.cpp

@@ -92 +92 @@
 
 
+int TriangleIntersectable::GetRandomEdgePoint(Vector3 &point,
+                                                                                          Vector3 &normal)
+{
+        int edge = Random(3);
+
+        Vector3 a = mItem.mVertices[edge];
+        Vector3 b = mItem.mVertices[(edge + 1) % 3];
+
+        const float factor = RandomValue(0.0f, 1.0f);
+
+        point = a * factor + b * factor;
+        normal = mItem.GetNormal();
+
+        return edge;
+}
+
+
 KdIntersectable::KdIntersectable(KdNode *item, const AxisAlignedBox3 &box)  :
   IntersectableWrapper<KdNode *>(item)