Changeset 5666 in orxonox.OLD for trunk/src/lib/math

Timestamp:

Nov 21, 2005, 10:37:31 AM (19 years ago)

Author:

patrick

Message:

trunk/math: working on eigenvectors, almost got it

Location:

trunk/src/lib/math

Files:

• matrix.cc (modified) (1 diff)
• test.cc (added)

trunk/src/lib/math/matrix.cc

@@ -107 +107 @@
   }
 
+  Vector eigVc[3];
+  /* eigenvec test */
+  for(int i = 0; i < 3; i++)
+  {
+    eigVc[i].x =-1/this->m13*(this->m33 - eigValue[i]) + (this->m32*(-this->m31*this->m32 + this->m12*this->m33 - this->m12*eigValue[i])) /
+        this->m13*(-this->m13*this->m22 - this->m12*this->m23 + this->m13*eigValue[i]);
+    eigVc[i].y = -( -this->m13*this->m23 + this->m12*this->m33 - this->m12*eigValue[i]) /
+        (-this->m31*this->m22 + this->m12*this->m23 + this->m13*eigValue[i]);
+    eigVc[i].z = 1.0f;
+
+
+    printf("home brewn: %f, %f, %f\n", eigVc[i].x, eigVc[i].y, eigVc[i].z);
+
+  }
+
+
+
   this->debug();
 }