Changeset 406 for trunk/VUT/GtpVisibilityPreprocessor/src/Ray.cpp

Timestamp:

11/11/05 21:28:02 (19 years ago)

Author:

mattausch

Message:

started kd based bottom-up view cells

File:

• trunk/VUT/GtpVisibilityPreprocessor/src/Ray.cpp (modified) (1 diff)

trunk/VUT/GtpVisibilityPreprocessor/src/Ray.cpp

@@ -172 +172 @@
 int
 Ray::ClassifyPlane(const Plane3 &plane, 
-                                                                         const float minT, 
-                                                                         const float maxT) const
-{
-        const Vector3 entp = Extrap(minT);
-        const Vector3 extp = Extrap(maxT);
-  
-        const int entSide = plane.Side(entp);
-        const int extSide = plane.Side(extp);
+                                   const float minT, 
+                                   const float maxT,
+                                   Vector3 &entP,
+                                   Vector3 &extP) const
+{
+        entP = Extrap(minT);
+        extP = Extrap(maxT);
+  
+        const int entSide = plane.Side(entP);
+        const int extSide = plane.Side(extP);
 
         if (entSide < 0)
+        {
+                if (extSide >= 0)
                 {
-                        if (extSide >= 0)
-                                {
-                                        return BACK_FRONT;
-                                }
-                        return BACK;
+                        return BACK_FRONT;
                 }
+                return BACK;
+        }
         else if (entSide > 0)
-                {
-                        if (extSide <= 0)
-                                return FRONT_BACK;
+        {
+                if (extSide <= 0)
+                        return FRONT_BACK;
                         
-                        return FRONT;
-                }
+                return FRONT;
+        }
         else if (entSide == 0)
-                {
-                        if (extSide > 0)
-                                return BACK_FRONT;
-                        else if (extSide < 0)
-                                return FRONT_BACK;
-                }
+        {
+                if (extSide > 0)
+                        return BACK_FRONT;
+                else if (extSide < 0)
+                        return FRONT_BACK;
+        }
         
         return COINCIDENT;