Changeset 10310 in orxonox.OLD for branches/mount_points

Timestamp:

Jan 23, 2007, 11:37:13 PM (18 years ago)

Author:

patrick

Message:

found the axis. good

File:

• branches/mount_points/src/lib/graphics/importer/static_model.cc (modified) (3 diffs)

branches/mount_points/src/lib/graphics/importer/static_model.cc

@@ -138 +138 @@
     }
 
+
+    Vector center;
+    Vector xAxis;
+    Vector yAxis;
+    Vector zAxis;
     // now process all points
     for( int i = 0; i < 3; i++)
@@ -145 +150 @@
                 this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 1],
                 this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 2]);
-      Vector b( this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3],
-                this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 1],
-                this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 2]);
-      Vector c( this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3],
-                this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 1],
-                this->data->getVertices()[triangle[i]._elements[0].vertexNumber * 3 + 2]);
+      Vector b( this->data->getVertices()[triangle[i]._elements[1].vertexNumber * 3],
+                this->data->getVertices()[triangle[i]._elements[1].vertexNumber * 3 + 1],
+                this->data->getVertices()[triangle[i]._elements[1].vertexNumber * 3 + 2]);
+      Vector c( this->data->getVertices()[triangle[i]._elements[2].vertexNumber * 3],
+                this->data->getVertices()[triangle[i]._elements[2].vertexNumber * 3 + 1],
+                this->data->getVertices()[triangle[i]._elements[2].vertexNumber * 3 + 2]);
 
       Vector ab = a - b;
@@ -156 +161 @@
       Vector bc = b - c;
 
-      Vector* center = NULL;
+      Vector  axis1;
+      Vector  axis2;
       // now find the center point (the one with the 90degree angle)
-      if( fabs(ab.dot( ac)) < 0.01)
-        center = &a;
-      else if( fabs(ab.dot(bc)) < 0.01)
-        center = &b;
-      else if( fabs(bc.dot(ac)) < 0.01)
-        center = &c;
-
-      center->debug();
+      if( fabs(ab.dot( ac)) < 0.0001)
+      {
+        center = a;
+        axis1 = b - a;
+        axis2 = c - a;
+      }
+      else if( fabs(ab.dot(bc)) < 0.0001)
+      {
+        center = b;
+        axis1 = a - b;
+        axis2 = c - b;
+      }
+      else if( fabs(bc.dot(ac)) < 0.0001)
+      {
+        center = c;
+        axis1 = b - c;
+        axis2 = a - c;
+      }
+
+
+      // get the longest axis (without defining a max() funciton :D
+      if( xAxis.len() < axis1.len() )
+        xAxis = axis1;
+      if( xAxis.len() < axis2.len())
+        xAxis = axis2;
+
+      xAxis.debug();
+
+
+      if( xAxis.len() > axis1.len() && yAxis.len() < axis1.len())
+        yAxis = axis1;
+      if( xAxis.len() > axis2.len() && yAxis.len() < axis2.len())
+        yAxis = axis2;
+
+      yAxis.debug();
+
+      // needed... no explanation here..
+      if( zAxis.len() == 0.)
+        zAxis = yAxis;
+
+      if( yAxis.len() > axis1.len() )
+        zAxis = axis1;
+      if( yAxis.len() > axis2.len() )
+        zAxis = axis2;
+
+      zAxis.debug();
 
     }