CUDA: the missing files

packages/cuda/CC_CSSTree.cu

@@ -0,0 +1,30 @@
+#include "CC_CSSTree.h"
+
+//return the start position of searching the key.
+int CC_CSSTree::search(int key)
+{
+	int i=0;
+	int curIndex=0;
+	int curNode=0;
+	int j=0;
+	//search
+	for(i=0;i<level;i++)
+	{
+		for(j=0;j<blockSize;j++)
+		{
+			if(ntree[curIndex+j]==-1)
+				break;
+			if(key<=ntree[curIndex+j])
+				break;
+		}
+		curNode=(fanout*(curNode)+j+1);
+		curIndex=curNode*blockSize;
+//#ifdef DEBUG
+//		cout<<curNode<<", "<<j<<", "<<ntree[curIndex]<<";   ";
+//#endif
+	}
+	curIndex=(curNode-numNode)*blockSize;
+	if(curIndex>numRecord) curIndex=numRecord-1;
+	//cout<<"I: "<<curIndex<<", ";//cout<<endl;
+	return curIndex;
+}