Changeset 136 for osgVisual/src/sky_Silverlining

Timestamp:

Oct 18, 2010, 8:43:42 AM (14 years ago)

Author:

Torben Dannhauer

Message:

 

File:

• osgVisual/src/sky_Silverlining/visual_skySilverLining.cpp (modified) (1 diff)

osgVisual/src/sky_Silverlining/visual_skySilverLining.cpp

@@ -251 +251 @@
 void visual_skySilverLining::updateUpVector()
 {
-        // Allowed deltaLat and deltaLon between Updating the upvector
-        double deltaLatToUpdate = osg::DegreesToRadians( 0.1 ); // 0.5 deg
-        double deltaLonToUpdate = osg::DegreesToRadians( 0.1 ); // 0.5 deg
-
-        if ( fabs(lat-upVectorLat) > deltaLatToUpdate || fabs(lon-upVectorLon) > deltaLonToUpdate )
-        {
-                // Get ellipsoid model
-                osg::EllipsoidModel* ellipsoid = sceneRoot->getEllipsoidModel();
-                if ( !ellipsoid )
-                        return;
-
-                //OSG_NOTIFY( osg::ALWAYS ) << "update Upvector.." << std::endl;
-
-                // Calculate up vector
-                double x,y,z;
-                util::getXYZofCamera(sceneCamera, x, y, z);
-                osg::Vec3d upVector = ellipsoid->computeLocalUpVector( x, y, z );
-                upVector.normalize();
-                
-                // Calculate side vector
-                osg::Matrixd localToWorld;
-                ellipsoid->computeLocalToWorldTransformFromLatLongHeight(lat, lon, height, localToWorld);
-
-                osg::Vec3d sideVector(localToWorld(0, 0), localToWorld(0, 1), localToWorld(0, 2));
-                sideVector.normalize();
-
-                // Update silverlining vectors
-                //std::cout << "upVector: X: " << upVector.x() << ", Y: "<<  upVector.y() << ", Z: "<< upVector.z() << std::endl;
-                //std::cout << "sideVector: X: " << sideVector.x() << ", Y: "<<  sideVector.y() << ", Z: "<< sideVector.z() << std::endl;
-                atmosphere->SetUpVector( upVector.x(), upVector.y(), upVector.z() );
-                atmosphere->SetRightVector( sideVector.x(), sideVector.y(), sideVector.z() );
-
-                // Note new upvector lat/lon
-                upVectorLon = lon;
-                upVectorLat = lat;
-        }       // If update requiered END
+        //// Allowed deltaLat and deltaLon between Updating the upvector
+        //double deltaLatToUpdate = osg::DegreesToRadians( 0.1 );       // 0.5 deg
+        //double deltaLonToUpdate = osg::DegreesToRadians( 0.1 ); // 0.5 deg
+
+        //if ( fabs(lat-upVectorLat) > deltaLatToUpdate || fabs(lon-upVectorLon) > deltaLonToUpdate )
+        //{
+        //      // Get ellipsoid model
+        //      osg::EllipsoidModel* ellipsoid = sceneRoot->getEllipsoidModel();
+        //      if ( !ellipsoid )
+        //              return;
+
+        //      //OSG_NOTIFY( osg::ALWAYS ) << "update Upvector.." << std::endl;
+
+        //      // Calculate up vector
+        //      double x,y,z;
+        //      util::getXYZofCamera(sceneCamera, x, y, z);
+        //      osg::Vec3d upVector = ellipsoid->computeLocalUpVector( x, y, z );
+        //      upVector.normalize();
+        //      
+        //      // Calculate side vector
+        //      osg::Matrixd localToWorld;
+        //      ellipsoid->computeLocalToWorldTransformFromLatLongHeight(lat, lon, height, localToWorld);
+
+        //      osg::Vec3d sideVector(localToWorld(0, 0), localToWorld(0, 1), localToWorld(0, 2));
+        //      sideVector.normalize();
+
+        //      // Update silverlining vectors
+        //      //std::cout << "upVector: X: " << upVector.x() << ", Y: "<<  upVector.y() << ", Z: "<< upVector.z() << std::endl;
+        //      //std::cout << "sideVector: X: " << sideVector.x() << ", Y: "<<  sideVector.y() << ", Z: "<< sideVector.z() << std::endl;
+        //      atmosphere->SetUpVector( upVector.x(), upVector.y(), upVector.z() );
+        //      atmosphere->SetRightVector( sideVector.x(), sideVector.y(), sideVector.z() );
+
+        //      // Note new upvector lat/lon
+        //      upVectorLon = lon;
+        //      upVectorLat = lat;
+        //}     // If update requiered END
+
+        double x,y,z;
+    util::getXYZofCamera(sceneCamera, x, y, z);
+
+    osg::Vec3d up(x, y, z);
+
+    up.normalize();
+    osg::Vec3d north(0, 0, 1);  // Z is north
+    osg::Vec3d east = north ^ up;       // Cross product
+    east.normalize();
+
+    atmosphere->SetUpVector(up.x(), up.y(), up.z());
+    atmosphere->SetRightVector(east.x(), east.y(), east.z());
+
+    osg::Matrixd view = sceneCamera->getViewMatrix();
+    osg::Matrixd proj = sceneCamera->getProjectionMatrix();
+
+    double dView[16], dProj[16];
+
+    int i = 0;
+    for (int row = 0; row < 4; row++)
+    {
+        for (int col = 0; col < 4; col++)
+        {
+            dView[i] = view(row, col);
+            dProj[i] = proj(row, col);
+            i++;
+        }
+    }
+    atmosphere->SetCameraMatrix(dView);
+    atmosphere->SetProjectionMatrix(dProj);
 }