Changeset 6509 for geovis

Timestamp:

Aug 30, 2016 5:51:12 PM (8 years ago)

Author:

ldelgass

Message:

Add methods for adding/removing terrain mask layers.

Location:

geovis/trunk

Files:

• Renderer.cpp (modified) (1 diff)
• Renderer.h (modified) (2 diffs)

geovis/trunk/Renderer.cpp

@@ -1566 +1566 @@
     } else {
         TRACE("Elevation layer not found: %s", name);
+    }
+}
+
+void Renderer::addTerrainMaskLayer(const char *name,
+                                   osgEarth::MaskSourceOptions& opts,
+                                   unsigned int minLOD)
+{
+    if (!_map.valid()) {
+        ERROR("No map");
+        return;
+    }
+    TRACE("layer: %s", name);
+    osgEarth::MaskLayerOptions layerOpts(name, opts);
+    layerOpts.minLevel() = minLOD;
+    osgEarth::MaskLayer *layer = new osgEarth::MaskLayer(layerOpts);
+    _map->addTerrainMaskLayer(layer);
+    _needsRedraw = true;
+}
+
+void Renderer::removeTerrainMaskLayer(const char *name)
+{
+    if (!_map.valid()) {
+        ERROR("No map");
+        return;
+    }
+    osgEarth::MaskLayer *layer = getTerrainMaskLayerByName(name);
+    if (layer != NULL) {
+        _map->removeTerrainMaskLayer(layer);
+        _needsRedraw = true;
+    } else {
+        TRACE("Terrain mask layer not found: %s", name);
     }
 }

geovis/trunk/Renderer.h

@@ -32 +32 @@
 #include <osgEarth/ElevationLayer>
 #include <osgEarth/ModelLayer>
+#include <osgEarth/MaskLayer>
 #include <osgEarth/TileSource>
 #include <osgEarth/ModelSource>
@@ -329 +330 @@
 
     void setElevationLayerVisibility(const char *name, bool state);
+
+    // Terrain mask layers
+
+    int getNumTerrainMaskLayers() const
+    {
+        if (!_map.valid()) return 0;
+
+        osgEarth::MaskLayerVector layers;
+        _map->getTerrainMaskLayers(layers);
+        return (int)layers.size();
+    }
+
+    void getTerrainMaskLayerNames(std::vector<std::string>& names) const
+    {
+        if (_map.valid()) {
+            osgEarth::MaskLayerVector layerVector;
+            _map->getTerrainMaskLayers(layerVector);
+            osgEarth::MaskLayerVector::const_iterator itr;
+            for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) {
+                //osgEarth::UID uid = (*itr)->getUID();
+                names.push_back((*itr)->getName());
+            }
+        }
+    }
+
+    osgEarth::MaskLayer *getTerrainMaskLayerByName(const std::string& name)
+    {
+        if (!_map.valid())
+            return NULL;
+
+        osgEarth::MaskLayerVector layerVector;
+        _map->getTerrainMaskLayers(layerVector);
+        osgEarth::MaskLayerVector::iterator itr;
+        for (itr = layerVector.begin(); itr != layerVector.end(); ++itr) {
+            if ((*itr)->getName() == name) {
+                return (*itr).get();
+            }
+        }
+        return NULL;
+    }
+
+    void addTerrainMaskLayer(const char *name,
+                             osgEarth::MaskSourceOptions& opts,
+                             unsigned int minLOD = 0);
+
+    void removeTerrainMaskLayer(const char *name);
 
     // Model layers