Changeset 9522 for OpenSceneGraph/trunk/examples/osgvolume/osgvolume.cpp

Timestamp:

01/21/09 12:46:03 (4 years ago)

Author:

robert

Message:

Introduced the ability to switch between different visual properties in osgVolume

Files:

• OpenSceneGraph/trunk/examples/osgvolume/osgvolume.cpp (modified) (2 diffs)

OpenSceneGraph/trunk/examples/osgvolume/osgvolume.cpp

@@ -1275 +1275 @@
         
         tile->setEventCallback(new osgVolume::PropertyAdjustmentCallback());
-        
+
+#if 0        
         if (useShader)
         {
@@ -1307 +1308 @@
             tile->setVolumeTechnique(new osgVolume::FixedFunctionTechnique);
         }
-        
+#else
+
+        osgVolume::SwitchProperty* sp = new osgVolume::SwitchProperty;
+        sp->setActiveProperty(0);
+        
+        {
+            // Standard
+            osgVolume::CompositeProperty* cp = new osgVolume::CompositeProperty;
+            cp->addProperty(new osgVolume::AlphaFuncProperty(alphaFunc));
+
+            sp->addProperty(cp);
+        }
+
+        {
+            // Light
+            osgVolume::CompositeProperty* cp = new osgVolume::CompositeProperty;
+            cp->addProperty(new osgVolume::AlphaFuncProperty(alphaFunc));
+            cp->addProperty(new osgVolume::LightingProperty);
+
+            sp->addProperty(cp);
+        }
+
+        {
+            // Isosurface
+            osgVolume::CompositeProperty* cp = new osgVolume::CompositeProperty;
+            cp->addProperty(new osgVolume::IsoSurfaceProperty(alphaFunc));
+
+            sp->addProperty(cp);
+        }
+
+        {
+            // MaximumIntensityProjection
+            osgVolume::CompositeProperty* cp = new osgVolume::CompositeProperty;
+            cp->addProperty(new osgVolume::AlphaFuncProperty(alphaFunc));
+            cp->addProperty(new osgVolume::MaximumIntensityProjectionProperty);
+
+            sp->addProperty(cp);
+        }
+        
+        layer->addProperty(sp);
+        tile->setVolumeTechnique(new osgVolume::ShaderTechnique);
+
+#endif        
         
         rootNode = volume.get();