added VABView,preparing new VABViewStadnalone,VABViewVDM

src/SceneGraph/VertexDataManager.cpp

@@ -6,6 +6,19 @@
 
 namespace hgl
 {
+    namespace graph
+    {
+        IBAccessNode::~IBAccessNode()
+        {
+            vdm->ReleaseIB(dc_node);
+        }
+
+        VABAccessNode::~VABAccessNode()
+        {
+            vdm->ReleaseVAB(dc_node);
+        }
+    }//namespace graph
+
     namespace graph
     {
         VertexDataManager::VertexDataManager(GPUDevice *dev,const VIL *_vil)
@@ -70,5 +83,76 @@ namespace hgl
 
             return(true);
         }
+
+        IBAccessNode *VertexDataManager::AcquireIB(const VkDeviceSize count)
+        {
+            if(count<=0)return(false);
+
+            DataChain::UserNode *un=ibo_data_chain.Acquire(count);
+
+            if(!un)return(false);
+
+            IBAccessNode *node=new IBAccessNode;
+
+            node->vdm=this;
+            node->dc_node=un;
+
+            node->buffer=ibo;
+            node->start=un->GetStart();
+            node->count=un->GetCount();
+
+            ibo_cur_size+=count;
+
+            return(node);
+        }
+        
+        bool VertexDataManager::ReleaseIB(DataChain::UserNode *un)
+        {
+            if(!un)return(false);
+
+            const auto count=un->GetCount();
+
+            if(!ibo_data_chain.Release(un))
+                return(false);
+
+            ibo_cur_size-=count;
+            return(true);
+        }
+
+        VABAccessNode *VertexDataManager::AcquireVAB(const VkDeviceSize count)
+        {
+            if(count<=0)return(false);
+
+            DataChain::UserNode *un=vbo_data_chain.Acquire(count);
+
+            if(!un)return(false);
+
+            VABAccessNode *node=new VABAccessNode;
+
+            node->vdm=this;
+            node->dc_node=un;
+            node->vil=vil;
+
+            //node->buffer=vab[0];
+            //node->start=un->GetStart();
+            //node->count=un->GetCount();
+
+            vab_cur_size+=count;
+
+            return(node);
+        }
+
+        bool VertexDataManager::ReleaseVAB(DataChain::UserNode *un)
+        {
+            if(!un)return(false);
+
+            const auto count=un->GetCount();
+
+            if(!vbo_data_chain.Release(un))
+                return(false);
+
+            vab_cur_size-=count;
+            return(true);
+        }
     }//namespace graph
 }//namespace hgl