1 files changed, 52 insertions, 0 deletions
diff --git a/src/WriteHLL.hh b/src/WriteHLL.hh
new file mode 100644
index 0000000..90c4ba1
--- /dev/null
+++ b/src/WriteHLL.hh
@@ -0,0 +1,52 @@
+#ifndef __HLL_WRITER_HH_
+#define __HLL_WRITER_HH_
+#include <IO.hh>
+
+class WriteHLL {
+  IObase &file;
+  int current_npoints,current_cellsize,current_ndims;
+  char *current_celltype;
+  IObase::DataType coordtype,indextype;
+public:
+  WriteHLL(IObase &iofile):file(iofile),current_npoints(0),
+  coordtype(IObase::Float32),indextype(IObase::Int32){}
+  ~WriteHLL(){}
+  // declare a new dataset
+  void newDataset(int ndims,long npoints);
+  void setCoordType(IObase::DataType dt){ coordtype=dt; }
+  void setIndexType(IObase::DataType dt){ indextype=dt; }
+  // each array is npoints long
+  void writeCoords(void *xcoords,void *ycoords=0,void *zcoords=0); // for 3D
+  void writeCoordsXYZ(void *xcoords); // for Packed Coords (any dimension)
+  // will assume ncells=npoints unless overridden.
+  void writeConnectivity(void *cells,long ncells=-1); // implicit cellsize
+  void writeConnectivity(int cellsize,void *cells,long ncells=-1);
+  // npoints data points since the data is vertex-centered
+  // each dataset can be of independent type
+  void writeData(char *dataname,IObase::DataType datatype,
+		 void *data,int veclen=1);
+};
+
+class ReadHLL {
+  IObase &file;
+  int current_npoints,current_ncells,current_cellsize,current_ndims;
+public:
+  ReadHLL(IObase &iofile):
+    file(iofile),current_npoints(0),current_ncells(0),
+    current_cellsize(0),current_ndims(0){}
+  ~ReadHLL(){}
+  // declare a new dataset
+  void selectDataset(int index,int &ndims,int &npoints,int &ncells,int &ndata);
+  // each array is npoints long
+  void readDataInfo(char *names[],IObase::DataType *datatypes,int *veclens);
+  void readDataInfo(char *names[],int *datatypes,int *veclens);
+  void readCoords(float *xcoords,float *ycoords=0,float *zcoords=0);
+  void readConnectivity(int *cells);
+  // npoints data points since the data is vertex-centered
+  // each dataset can be of independent type
+  void readData(char *name,void *data);
+};
+extern "C" {
+#include "WriteHLL.h"
+	   }
+#endif