Changeset 237 for trunk/VUT/GtpVisibilityPreprocessor/src/Plane3.h

Timestamp:

08/12/05 18:42:20 (19 years ago)

Author:

mattausch

Message:

added bsp stuff

File:

• trunk/VUT/GtpVisibilityPreprocessor/src/Plane3.h (modified) (1 diff)

trunk/VUT/GtpVisibilityPreprocessor/src/Plane3.h

@@ -41 +41 @@
                            float *t = NULL,
                            bool *coplanar = NULL
-                           ) const {return Vector3(0,0,0);} // TODO
+                           ) const 
+  {
+          const Vector3 v = b - a; // line from A to B
+
+          float dv = DotProd(mNormal, v);
+          float u = 0;
+        
+          if (dv)
+          {
+                  u = - Distance(a) / dv;
+                  Debug << "t: " << u << ", dv: " << dv << endl;
+                  if (coplanar) (*coplanar) = false;
+          }
+          else {
+                  Debug << "OHOH: " << u << endl;
+                  if (coplanar) (*coplanar) = true;       
+          }
+          if (t) (*t) = u;
+          Debug << "A: " << a << ", B: " << b << ", result: " << (a + (u * v)) << endl;
+          
+          return a + (u * v);
+  }
 
   friend bool