Changeset 301 for trunk/VUT/GtpVisibilityPreprocessor/src/Polygon3.cpp

Timestamp:

09/29/05 01:48:20 (19 years ago)

Author:

mattausch

Message:

 

File:

• trunk/VUT/GtpVisibilityPreprocessor/src/Polygon3.cpp (modified) (2 diffs)

trunk/VUT/GtpVisibilityPreprocessor/src/Polygon3.cpp

@@ -122 +122 @@
         for (it = mVertices.begin(); it != it_end; ++it)
                 vtx.push_back(rot * (*it));
-        
-        Vector3 cur = vtx.back();
+
+        //-- compute area
+        Vector3 last = vtx.back();
 
         float area = 0.0f;
         for (it = vtx.begin(); it != vtx.end(); ++it)
         {
-                area += cur.y * (*it).x - cur.x * (*it).y;
-
-                cur = *it;
-        }
-
+                area += last.y * (*it).x - last.x * (*it).y;
+
+                last = *it;
+        }
+        //Debug << "area: " << area * 0.5 << endl;
         return area * 0.5f;
 }
@@ -219 +220 @@
         // check if area exceeds certain size
         if (AREA_LIMIT > GetArea())
+        {
+                //Debug << "area too small: " << GetArea() << endl;
                 return false;
+        }
 #else
         Vector3 vtx = mVertices.back();