Implemented ability to switch between different shaders with new MultipassTechnique

2013-12-13 12:38:01 +00:00
parent 939aa38a2a
commit 5571c361dc
5 changed files with 318 additions and 91 deletions
--- a/src/osgVolume/Property.cpp
+++ b/src/osgVolume/Property.cpp
@@ -13,6 +13,7 @@

 #include <osgVolume/Property>
 #include <osgVolume/VolumeTile>
+#include <osgVolume/RayTracedTechnique>

 using namespace osgVolume;

@@ -401,8 +402,11 @@ bool PropertyAdjustmentCallback::handle(const osgGA::GUIEventAdapter& ea,osgGA::
                property->accept(csv);
                if (csv._switchModified)
                {
-                    tile->setDirty(true);
-                    tile->init();
+                    if (dynamic_cast<osgVolume::RayTracedTechnique*>(tile->getVolumeTechnique()))
+                    {
+                        tile->setDirty(true);
+                        tile->init();
+                    }
                }
            }
            else if (ea.getKey()==_transparencyKey) _updateTransparency = passOnUpdates = true;