Changeset 289 for experimental/TerrainTest

Timestamp:

May 29, 2011, 9:41:38 PM (14 years ago)

Author:

Torben Dannhauer

Message:

 

Location:

experimental/TerrainTest

Files:

• ModificationVisitor.cpp (modified) (1 diff)
• rampedEllipsoidTechnique.cpp (modified) (7 diffs)

experimental/TerrainTest/ModificationVisitor.cpp

@@ -25 +25 @@
 
         // Set ROI to flatten and estimated height after correction
-        _technique->setModifiedHeight(600);     // 450
+        _technique->setModifiedHeight(300);     // 450
 
         ModificationManager::getInstance()->addTerrainToManage( new osgTerrain::Terrain() );

experimental/TerrainTest/rampedEllipsoidTechnique.cpp

@@ -57 +57 @@
         clampValue(Y_endCore, Y_start, Y_end);
         clampValue(Y_endRamp, Y_start, Y_end);
-        //OSG_NOTIFY( osg::ALWAYS ) << "Y_startRamp:" << Y_startRamp << " Y_startCore:" << Y_startCore << " Y_endCore:" << Y_endCore << " Y_endRamp:" << Y_endRamp << std::endl;
+        OSG_NOTIFY( osg::ALWAYS ) << "Y_startRamp:" << Y_startRamp << " Y_startCore:" << Y_startCore << " Y_endCore:" << Y_endCore << " Y_endRamp:" << Y_endRamp << std::endl;
 
         // Lon
@@ -69 +69 @@
         clampValue(X_endCore, X_start, X_end);
         clampValue(X_endRamp, X_start, X_end);
-        //OSG_NOTIFY( osg::ALWAYS ) << "X_startRamp:" << X_startRamp << " X_startCore:" << X_startCore << " X_endCore:" << X_endCore << " X_endRamp:" << X_endRamp << std::endl;
+        OSG_NOTIFY( osg::ALWAYS ) << "X_startRamp:" << X_startRamp << " X_startCore:" << X_startCore << " X_endCore:" << X_endCore << " X_endRamp:" << X_endRamp << std::endl;
 
         // Modify height value of affected vertices in the core ROI
@@ -83 +83 @@
                         double delta_h = _height - height_org;
                         // preset offset value to max and let every ramp function try to lower it...
-                        double destination_height = std::numeric_limits<double>::max();
+                        double current_vertex_delta = std::numeric_limits<double>::max();
+                        double destination_height = _height;
 
                         // Calculate vertex height according to the region it is in.
-                        if( Y_startCore<=y && y<=Y_endCore && X_startCore<=x && x<=X_endCore )  // If vertex is inside core: Apply final height
-                        {
-                                destination_height = _height;
-                        }
+                        //if( Y_startCore<=y && y<=Y_endCore && X_startCore<=x && x<=X_endCore )        // If vertex is inside core: Apply final height
+                        //{
+                        //      destination_height = _height;
+                        //}
                         // Startramp
                         if(Y_startRamp<=y && y<=Y_startCore) // Vertex is inside Y start ramp
@@ -95 +96 @@
                                 double delta_s = abs(modificationROI._lat_min-vertex_lat);
                                 double gradient = delta_h/deltaLatPerSide;
-                                double dest = delta_s*gradient + height_org;
-                                if(dest<destination_height)
-                                        destination_height = dest;                      
+                                double calculated_height = delta_s*gradient + height_org;
+                                double local_test_delta = abs(calculated_height-height_org);
+                                if(local_test_delta<current_vertex_delta)
+                                {
+                                        current_vertex_delta = local_test_delta;
+                                        destination_height = calculated_height;                 
+                                }
                         }
                         if(X_startRamp<=x && x<=X_startCore)    // Vertex is inside X start ramp
@@ -103 +108 @@
                                 double delta_s = abs(modificationROI._lon_min-vertex_lon);
                                 double gradient = delta_h/deltaLonPerSide;
-                                double dest = delta_s*gradient + height_org;
-                                if(dest<destination_height)
-                                        destination_height = dest;
+                                double calculated_height = delta_s*gradient + height_org;
+                                double local_test_delta = abs(calculated_height-height_org);
+                                if(local_test_delta<current_vertex_delta)
+                                {
+                                        current_vertex_delta = local_test_delta;
+                                        destination_height = calculated_height;                 
+                                }
                         }
                         // End ramp
@@ -112 +121 @@
                                 double delta_s = abs(modificationROI._lat_max-vertex_lat);
                                 double gradient = delta_h/deltaLatPerSide;
-                                double dest = delta_s*gradient + height_org;
-                                if(dest<destination_height)
-                                        destination_height = dest;
+                                double calculated_height = delta_s*gradient + height_org;
+                                double local_test_delta = abs(calculated_height-height_org);
+                                if(local_test_delta<current_vertex_delta)
+                                {
+                                        current_vertex_delta = local_test_delta;
+                                        destination_height = calculated_height;                 
+                                }
                         }
                         if (X_endCore<=x && x<=X_endRamp) // Vertex is inside X end ramp
@@ -120 +133 @@
                                 double delta_s = abs(modificationROI._lon_max-vertex_lon);
                                 double gradient = delta_h/deltaLonPerSide;
-                                double dest = delta_s*gradient + height_org;
-                                if(dest<destination_height)
-                                        destination_height = dest;
+                                double calculated_height = delta_s*gradient + height_org;
+                                double local_test_delta = abs(calculated_height-height_org);
+                                if(local_test_delta<current_vertex_delta)
+                                {
+                                        current_vertex_delta = local_test_delta;
+                                        destination_height = calculated_height;                 
+                                }
                         }
                         
                         // Set height to calculated value
-                        //OSG_NOTIFY( osg::ALWAYS ) << "rampedEllipsoidTechnique: destination_height=" << destination_height << std::endl;
+                        OSG_NOTIFY( osg::ALWAYS ) << "rampedEllipsoidTechnique: X,Y:"<<x<<","<<y<<" destination_height=" << destination_height << std::endl;
                         h->setHeight( x, y, destination_height);
                 }