Changeset 70 for osgVisual/src/sky_Silverlining

Timestamp:

Jul 20, 2010, 9:24:42 PM (14 years ago)

Author:

Torben Dannhauer

Message:

sky silverlining vereinfacht.

File:

• osgVisual/src/sky_Silverlining/visual_skySilverLining.cpp (modified) (3 diffs)

osgVisual/src/sky_Silverlining/visual_skySilverLining.cpp

@@ -41 +41 @@
 void visual_skySilverLining::skyUpdateCallback::operator()(osg::Node* node, osg::NodeVisitor* nv)
 {
+        std::cout << "Sky silverlining update callback" << std::endl;
         // Check if atmosphere is initialized.
         if (!sky->isInitialized())
@@ -166 +167 @@
         skyDrawable = new skySilverLining_skyDrawable(viewer, sceneRoot);
 
+        if(distortedRoot)       // if distortion used:
+        {
+                int rootKids = distortedRoot->getNumChildren();
+                for (int i = 0; i < rootKids; i++)
+                {
+                        osg::Node *n = distortedRoot->getChild(i);
+                        osg::Camera *cam = dynamic_cast<osg::Camera*>(n);
+                        if (cam && cam->getRenderOrder() == osg::Camera::PRE_RENDER)
+                                sceneCamera = cam;
+                }
+        }
+        else    // if no distortion used:
+                sceneCamera = viewer->getCamera();
+
         osg::Camera *mainCamera = viewer->getCamera();
         if (!useProjMatrixCallback)
@@ -175 +190 @@
                 mainCamera->setProjectionMatrixAsPerspective(fovy, aspect, 2, 125000);
         }
-
-    int rootKids = distortedRoot->getNumChildren();
-    for (int i = 0; i < rootKids; i++)
-    {
-        osg::Node *n = distortedRoot->getChild(i);
-        osg::Camera *cam = dynamic_cast<osg::Camera*>(n);
-        if (cam)
-        {
-            if (cam->getRenderOrder() == osg::Camera::PRE_RENDER)
-            {
-                cam->setClearMask(0);
-
-                osg::ref_ptr<skySilverLining_atmosphereReference> ar = new skySilverLining_atmosphereReference;
-                                ar->atmosphere = atmosphere;
-                cam->setUserData(ar);
-                                mainCamera->setUserData(ar);
-                                sceneCamera = cam;
-
-                                if (useProjMatrixCallback)
-                                {
-                                        skySilverLining_projectionMatrixCallback *cb = new skySilverLining_projectionMatrixCallback( atmosphere, viewer->getCamera(), sceneRoot);
-                                        cam->setClampProjectionMatrixCallback(cb);
-                                        cb->setSkyDrawable(skyDrawable);
-                                }
-            }
-        }
-    }
-
-        // Create and install updateCallback (for position etc.)
-        updateCallback = new skyUpdateCallback( sceneGraphRoot, sceneCamera, this );
-        this->setUpdateCallback( updateCallback );
-
-    // Use a RenderBin to enforce that the sky gets drawn first, then the scene, then the clouds
-        skyDrawable->getOrCreateStateSet()->setRenderBinDetails(-1, "RenderBin");
-
-    // Add the models
-    sceneGraphRoot->getOrCreateStateSet()->setRenderBinDetails(1, "RenderBin");
-
-    // Add the clouds (note, you need this even if you don't want clouds - it calls
-    // Atmosphere::EndFrame() )
-        cloudsDrawable = new skySilverLining_cloudsDrawable(viewer);
-        cloudsDrawable->getOrCreateStateSet()->setRenderBinDetails(99, "RenderBin");
-
-        // Add drawable to this geode to get rendered
-        this->addDrawable(skyDrawable);
-        this->addDrawable(cloudsDrawable);
-}
-
-void visual_skySilverLining::init(osg::CoordinateSystemNode *sceneGraphRoot)
-{
-        sceneRoot = sceneGraphRoot;
-
-        // Use projection matrix callback oder fixed Cullsettings?
-        bool useProjMatrixCallback = true;
-
-        // add Sky to SceneRoot
-        sceneGraphRoot->addChild( this );
-
-        // Deactivate culling for the sky node (required by the silverlining sky framework)
-        this->setCullingActive(false);
-
-        // Instantiate an Atmosphere and associate it with this camera. If you have multiple cameras
-        // in multiple contexts, be sure to instantiate seperate Atmosphere objects for each.
-    // ***IMPORTANT!**** Check that the path to the resources folder for SilverLining in SkyDrawable.cpp
-    // SkyDrawable::initializeSilverLining matches with where you installed SilverLining.
-        atmosphere = new SilverLining::Atmosphere(SILVERLINING_LICENSEE, SILVERLINING_LICENSE);
-        
-    // Add the sky (calls Atmosphere::BeginFrame and handles initialization once you're in
-    // the rendering thread)
-        skyDrawable = new skySilverLining_skyDrawable(viewer, sceneRoot);
- 
-        if (!useProjMatrixCallback)
-        {
-                viewer->getCamera()->setClearMask(0);
-                viewer->getCamera()->setComputeNearFarMode(osg::CullSettings::DO_NOT_COMPUTE_NEAR_FAR);
-                double fovy, aspect, zNear, zFar;
-                viewer->getCamera()->getProjectionMatrixAsPerspective(fovy, aspect, zNear, zFar);
-                viewer->getCamera()->setProjectionMatrixAsPerspective(fovy, aspect, 2, 125000);
-        }
         else
         {
                 cb = new skySilverLining_projectionMatrixCallback( atmosphere, viewer->getCamera(), sceneRoot);
-                viewer->getCamera()->setClampProjectionMatrixCallback(cb);
+                sceneCamera->setClampProjectionMatrixCallback(cb);
                 cb->setSkyDrawable(skyDrawable);
         }
 
-
-    viewer->getCamera()->setClearMask(0);
-
-    osg::ref_ptr<skySilverLining_atmosphereReference> ar = new skySilverLining_atmosphereReference;
+        // append atmosphere pointer to the cameras.
+        sceneCamera->setClearMask(0);
+        osg::ref_ptr<skySilverLining_atmosphereReference> ar = new skySilverLining_atmosphereReference;
         ar->atmosphere = atmosphere;
-    viewer->getCamera()->setUserData(ar);
-        sceneCamera = viewer->getCamera();
-
-        
+        sceneCamera->setUserData(ar);
+        mainCamera->setUserData(ar);
+
         // Create and install updateCallback (for position etc.)
         updateCallback = new skyUpdateCallback( sceneGraphRoot, sceneCamera, this );