Changeset 262 for experimental/TerrainTest/ModificationVisitor.cpp

Timestamp:

Feb 25, 2011, 11:01:49 PM (13 years ago)

Author:

Torben Dannhauer

Message:

introduced abstract "terrainModficationTechnique" base class. this class will be derived by every terrainTechnique, e.g. ellipsoidTechnique

File:

• experimental/TerrainTest/ModificationVisitor.cpp (modified) (3 diffs)

experimental/TerrainTest/ModificationVisitor.cpp

@@ -6 +6 @@
 {
         setTraversalMode( osg::NodeVisitor::TRAVERSE_ALL_CHILDREN );
-        technique = new ellipsoidTechnique();
+        _technique = new ellipsoidTechnique();
+
+        // Set ROI to flatten and estimated height after correction
+        _technique->setModifiedHeight(450);
 }
 
@@ -49 +52 @@
 
         // ROI to flatten
-        double roi_lat_min = 48.336808;
-        double roi_lat_max = 48.370467;
-        double roi_lon_min = 11.736750;
-        double roi_lon_max = 11.835322;
+        osg::Vec4d modificationROI = osg::Vec4d( 48.336808, 48.370467, 11.736750, 11.835322 );          // roi_lat_min, roi_lat_max, roi_lon_min, roi_lon_max
 
         // Determine extend of the tile.
@@ -61 +61 @@
 
         // Check if tile is fully or partially inside ROI:
-        if(lat_max>roi_lat_min && lat_min<roi_lat_max                   // lat inside ROI
-                && lon_max>roi_lon_min && lon_min<roi_lon_max ) // lon inside ROI
+        if(lat_max>modificationROI[0] && lat_min<modificationROI[1]                     // lat inside ROI?
+                && lon_max>modificationROI[2] && lon_min<modificationROI[3] )   // lon inside ROI?
         {
-                technique->modifyHeightfield(h, lat_min, lat_max, lon_min, lon_max);
+                _technique->modifyHeightfield( modificationROI, h, osg::Vec4d(lat_min, lat_max, lon_min, lon_max) );
         }
 }