Changeset 155 for trunk/VUT/Ogre/src/OgreItemBufferQueryManager.cpp

Timestamp:

07/05/05 18:35:47 (19 years ago)

Author:

mattausch

Message:

added node traversal interface

File:

• trunk/VUT/Ogre/src/OgreItemBufferQueryManager.cpp (modified) (5 diffs)

trunk/VUT/Ogre/src/OgreItemBufferQueryManager.cpp

@@ -32 +32 @@
         SceneManager *sm = pfHierarchyInterface->GetSceneManager();
 
-        //-- Render scene as item buffer (e.g., color coded objects)
+        // ---- Render scene as item buffer (i.e., objects with their id as color codes)
 
         // const_cast allowed because camera is not changed in renderScene
@@ -49 +49 @@
         mViewport->setBackgroundColour(ColourValue(0, 0, 0, 0));
 
-        //pfHierarchyInterface->GetRenderSystem()->clearFrameBuffer(FBT_COLOUR);
-        // render item buffer
+
+        // --- render item buffer
         pfHierarchyInterface->GetSceneManager()->_renderScene(pCam, mViewport, false);
         
+
+
         // reset old overlay status
         mViewport->setOverlaysEnabled(overlayEnabled);
@@ -84 +86 @@
                         ((*visibleGeometry)[id]).AddVisibility(1, 1);
                 }
-                /*else {        std::stringstream d; 
-                        d << "adding pixel to geometry with id: " << id << ", buf 1: " << (int)buf[idx] << ", buf 2: " << (int)buf[idx + 1] << ", buf 3: " << (int)buf[idx + 2];
-                        LogManager::getSingleton().logMessage(d.str()); }*/
         }
 
@@ -101 +100 @@
                 return;
 
+
         mWasInitialised = true;
 
-        SceneManager::EntityIterator it = 
-                dynamic_cast<PlatformHierarchyInterface *>(mHierarchyInterface)->
-                GetSceneManager()->getEntityIterator();
+        SceneManager *sm = 
+                dynamic_cast<PlatformHierarchyInterface *>(mHierarchyInterface)->GetSceneManager();
+
+        SceneManager::EntityIterator it = sm->getEntityIterator();
 
         // TODO: make this more efficient
@@ -115 +116 @@
                 visibleGeometry->push_back(GtpVisibility::MeshInfo(it.getNext(), 0, 0));
         }
+
+        // -- initialise hierarchy interface for simple node traversal
+        mHierarchyInterface->InitTraversal(false);
+
+        GtpVisibility::HierarchyNode *node = NULL;
+        
+        while (node = mHierarchyInterface->GetNextNode())
+        {
+                visibleNodes->push_back(GtpVisibility::NodeInfo(node, 0, 0));
+        }
 }
+
 } // namespace Ogre