extent check in tile source

qgis · Jul 5, 2011 · 1a7a7ab · 1a7a7ab
1 parent 169de3a
commit 1a7a7ab
Show file tree

Hide file tree

Showing 3 changed files with 10 additions and 17 deletions.
diff --git a/src/plugins/globe/globe.earth b/src/plugins/globe/globe.earth
@@ -1,6 +1,8 @@
 <map name="QGIS Map" type="geocentric">
 
+    <!--
     <loading_policy mode="preemptive"/>
+    -->
 
     <image name="world" driver="gdal">
         <url>/usr/share/osgearth/data/world.tif</url>

diff --git a/src/plugins/globe/globe_plugin.cpp b/src/plugins/globe/globe_plugin.cpp
@@ -175,18 +175,19 @@ void GlobePlugin::layersChanged()
 {
     QgsDebugMsg(">>>>>>>>>> layersChanged");
     if (mTileSource) {
+      /*
         //viewer.getDatabasePager()->clear();
-        mMapNode->getTerrain()->incrementRevision();
-        /*
+        //mMapNode->getTerrain()->incrementRevision();
         TileList tiles;
         mMapNode->getTerrain()->getVersionedTiles( tiles );
-        for( TileList::iterator i = tiles.begin(); i != tiles.end(); i++ )
-          i->get()->markTileForRegeneration(); //updateImagery( mQgisMapLayer->getId(), mMapNode->getMap(), mMapNode->getEngine() );
+        for( TileList::iterator i = tiles.begin(); i != tiles.end(); i++ ) {
+          //i->get()->markTileForRegeneration();
+          i->get()->updateImagery( mQgisMapLayer->getId(), mMapNode->getMap(), mMapNode->getEngine() );
+        }
         */
     }
    if (mTileSource && mMapNode->getMap()->getImageMapLayers().size() > 1)
     {
-         /*
         QgsDebugMsg(">>>>>>>>>> removeMapLayer");
         QgsDebugMsg(QString(">>>>>>>>>> getImageMapLayers().size = %1").arg(mMapNode->getMap()->getImageMapLayers().size() ));
         mMapNode->getMap()->removeMapLayer( mQgisMapLayer );
@@ -197,7 +198,6 @@ void GlobePlugin::layersChanged()
         mQgisMapLayer = new ImageMapLayer( "QGIS", mTileSource );
         mMapNode->getMap()->addMapLayer( mQgisMapLayer );
         QgsDebugMsg(QString(">>>>>>>>>> getImageMapLayers().size = %1").arg(mMapNode->getMap()->getImageMapLayers().size() ));
-        */
     }
 }
 

diff --git a/src/plugins/globe/qgsosgearthtilesource.cpp b/src/plugins/globe/qgsosgearthtilesource.cpp
@@ -26,8 +26,6 @@
 #include <QFile>
 #include <QPainter>
 
-#define QGIS_SCOPED_LOCK GDAL_SCOPED_LOCK
-
 using namespace osgEarth;
 using namespace osgEarth::Drivers;
 
@@ -39,15 +37,11 @@ QgsOsgEarthTileSource::QgsOsgEarthTileSource( QgisInterface* theQgisInterface )
 void QgsOsgEarthTileSource::initialize( const std::string& referenceURI, const Profile* overrideProfile)
 {
     setProfile( osgEarth::Registry::instance()->getGlobalGeodeticProfile() );
-    // the top LOD is a 2x2 tile set.
-    //setProfile( Profile::create( "spherical-mercator", "", 2, 2 ) );
 }
 
 osg::Image* QgsOsgEarthTileSource::createImage( const TileKey* key,
                           ProgressCallback* progress )
 {
-    QGIS_SCOPED_LOCK;
-
     osg::ref_ptr<osg::Image> image;
     if (intersects(key))
     {
@@ -124,8 +118,6 @@ int QgsOsgEarthTileSource::configureMapRender( const QPaintDevice* paintDevice )
 
     QgsCoordinateReferenceSystem outputCRS;
 
-    //wms spec says that CRS parameter is mandatory.
-    //we don't rejeict the request if it is not there but disable reprojection on the fly
     if(true) //TODO
     {
         //disable on the fly projection
@@ -200,7 +192,6 @@ bool QgsOsgEarthTileSource::intersects(const TileKey* key)
     //Get the native extents of the tile
     double xmin, ymin, xmax, ymax;
     key->getGeoExtent().getBounds(xmin, ymin, xmax, ymax);
-
-    //TODO: return ! ( xmin >= _extentsMax.x() || xmax <= _extentsMin.x() || ymin >= _extentsMax.y() || ymax <= _extentsMin.y() );
-    return true;
+    QgsRectangle extent = mQGisIface->mapCanvas()->fullExtent();
+    return ! ( xmin >= extent.xMaximum() || xmax <= extent.xMinimum() || ymin >= extent.yMaximum() || ymax <= extent.yMinimum() );
 }