Changeset 2755 for GTP/trunk/App/Demos/Vis/CHC_revisited/Plane3.cpp

Timestamp:

06/12/08 01:09:23 (16 years ago)

Author:

mattausch

Message:

 

File:

• GTP/trunk/App/Demos/Vis/CHC_revisited/Plane3.cpp (modified) (2 diffs)

GTP/trunk/App/Demos/Vis/CHC_revisited/Plane3.cpp

@@ -8 +8 @@
 Plane3::Plane3(const Vector3 &a, const Vector3 &b, const Vector3 &c) 
 {
-    Vector3 v1=a-b, v2=c-b;
-    mNormal = Normalize(CrossProd(v2,v1));
+    Vector3 v1 = a - b, v2 = c - b;
+    mNormal = Normalize(CrossProd(v2, v1));
     mD = -DotProd(b, mNormal);
+}
+
+
+Plane3::Plane3(Vector3 &normal, float dist): 
+mNormal(normal), mD(dist)
+{
 }
 
@@ -28 +34 @@
         Vector3 sx(a.mNormal.x, b.mNormal.x, c.mNormal.x),
                     sy(a.mNormal.y, b.mNormal.y, c.mNormal.y),
-                        sz(a.mNormal.z, b.mNormal.z, c.mNormal.z),
-                        sd(a.mD, b.mD, c.mD);
+                    sz(a.mNormal.z, b.mNormal.z, c.mNormal.z),
+                    sd(a.mD, b.mD, c.mD);
 
-  Matrix4x4 md(a.mNormal, b.mNormal, c.mNormal), mx, my, mz;
+        Matrix4x4 md(a.mNormal, b.mNormal, c.mNormal), mx, my, mz;
 
-  mx.SetColumns(sd, sy, sz);
-  my.SetColumns(sx, sd, sz);
-  mz.SetColumns(sx, sy, sd);
-  
-  const float det = md.Det3x3();
+        mx.SetColumns(sd, sy, sz);
+        my.SetColumns(sx, sd, sz);
+        mz.SetColumns(sx, sy, sd);
 
-  if (fabs(det) < TRASH)
-    return false;
+        const float det = md.Det3x3();
 
-  result.SetValue(mx.Det3x3()/det,
-                                  my.Det3x3()/det,
-                                  mz.Det3x3()/det);
-  
-  return true;
+        if (fabs(det) < TRASH)
+                return false;
+
+        result.SetValue(mx.Det3x3()/det,
+                my.Det3x3()/det,
+                mz.Det3x3()/det);
+
+        return true;
 }
 
 
- bool PlaneIntersection(const Plane3 &p1, const Plane3 &p2)
- {
-         return 
-                 p1.mNormal.x != p2.mNormal.x ||
-                 p1.mNormal.y != p2.mNormal.y ||
-                 p1.mNormal.z != p2.mNormal.z ||
-                 p1.mD == p2.mD;
- }
+bool PlaneIntersection(const Plane3 &p1, const Plane3 &p2)
+{
+        return 
+                p1.mNormal.x != p2.mNormal.x ||
+                p1.mNormal.y != p2.mNormal.y ||
+                p1.mNormal.z != p2.mNormal.z ||
+                p1.mD == p2.mD;
+}