Added gradient normal computations for the Renderer Thorn.

Also reenabled steering for isovalue because it works.


git-svn-id: http://svn.cactuscode.org/arrangements/CactusPUGHIO/IsoSurfacer/trunk@21 bfcf8e34-485d-4d46-a995-1fd6fa6fb178

1 files changed, 5 insertions, 1 deletions

diff --git a/src/IsoSurfacerGH.h b/src/IsoSurfacerGH.h
index 9f68814..3791bfd 100644
--- a/src/IsoSurfacerGH.h
+++ b/src/IsoSurfacerGH.h
@@ -25,12 +25,15 @@ typedef union IsoCommand {
   CmdSet cmd;
 } IsoCommand;
 
+/* Should change name to IsoGeometry */
 typedef struct polypatch
 {
   CCTK_REAL4    *verts;
   CCTK_INT4      nverts;
   CCTK_INT4     *polys;
   CCTK_INT4      npolys;
+  CCTK_REAL4    *norms; /* these are vertex normals */
+  CCTK_INT4      nnorms;
 } polypatch;
 
 typedef struct isosurfacerGH
@@ -41,7 +44,8 @@ typedef struct isosurfacerGH
   short int   formats;
   short int   outfreq;
   short int   firstIteration;
-  short int   RunIsoSurfacer;
+  short int  RunIsoSurfacer;
+  short int  ComputeNormals;
   polypatch   perprocessor,totals; /* un-collected geometry for this node */
 } isosurfacerGH;