1 files changed, 58 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_tessmesh.h b/source/blender/blenkernel/BKE_tessmesh.h
new file mode 100644
index 00000000000..f8b1dfff222
--- /dev/null
+++ b/source/blender/blenkernel/BKE_tessmesh.h
@@ -0,0 +1,58 @@
+#include "bmesh.h"
+
+struct BMesh;
+struct BMLoop;
+struct DerivedMesh;
+struct BMFace;
+
+typedef struct BMEditSelection
+{
+	struct BMEditSelection *next, *prev;
+	short type;
+	void *data;
+} BMEditSelection;
+
+/*this structure replaces EditMesh.
+ 
+  through this, you get access to both the edit bmesh,
+  it's tesselation, and various stuff that doesn't belong in the BMesh
+  struct itself.
+  
+  the entire derivedmesh and modifier system works with this structure,
+  and not BMesh.  Mesh->editbmesh will store a pointer to this structure.*/
+typedef struct BMTessMesh {
+	struct BMesh *bm;
+	
+	/*we store tesselations as triplets of three loops,
+	  which each define a triangle.*/
+	struct BMLoop *(*looptris)[3];
+	int tottri;
+
+	/*derivedmesh stuff*/
+	struct DerivedMesh *derivedFinal, *derivedCage;
+	int lastDataMask;
+	
+	/*retopo data pointer*/
+	struct RetopoPaintData *retopo_paint_data;
+
+	/*active face pointer*/
+	struct BMFace *act_face; 
+
+	/*index tables, to map indices to elements via
+	  EDBM_init_index_arrays and associated functions.  don't
+	  touch this or read it directly.*/
+	struct BMVert **vert_index;
+	struct BMEdge **edge_index;
+	struct BMFace **face_index;
+	
+	/*selection order list*/
+	ListBase selected;
+
+	/*selection mode*/
+	int selectmode, totfacesel, totvertsel, totedgesel;
+} BMTessMesh;
+
+void TM_RecalcTesselation(BMTessMesh *tm);
+BMTessMesh *TM_Create(BMesh *bm);
+BMTessMesh *TM_Copy(BMTessMesh *tm);
+void TM_Free(BMTessMesh *em);