move validation into blender kernel so it can be called by internal modifier funcs more easily.

source/blender/blenkernel/BKE_mesh.h

@@ -47,6 +47,8 @@ struct Object;
 struct MTFace;
 struct VecNor;
 struct CustomData;
+struct DerivedMesh;
+struct Scene;
 
 #ifdef __cplusplus
 extern "C" {
@@ -147,9 +149,13 @@ int mesh_center_median(struct Mesh *me, float cent[3]);
 int mesh_center_bounds(struct Mesh *me, float cent[3]);
 void mesh_translate(struct Mesh *me, float offset[3], int do_keys);
 
+/* mesh_validate.c */
+void BKE_mesh_validate_arrays(struct MVert *mverts, int totvert, struct MEdge *medges, int totedge, struct MFace *mfaces, int totface);
+void BKE_mesh_validate(struct Mesh *me);
+void BKE_mesh_validate_dm(struct DerivedMesh *dm);
+
 #ifdef __cplusplus
 }
 #endif
 
-#endif
-
+#endif /* BKE_MESH_H */

source/blender/blenkernel/CMakeLists.txt

@@ -105,6 +105,7 @@ set(SRC
 	intern/material.c
 	intern/mball.c
 	intern/mesh.c
+	intern/mesh_validate.c
 	intern/modifier.c
 	intern/multires.c
 	intern/nla.c

source/blender/blenkernel/intern/mesh_validate.c

@@ -34,6 +34,8 @@
 #include "BLI_utildefines.h"
 #include "BLI_edgehash.h"
 
+#include "BKE_DerivedMesh.h"
+
 #include "MEM_guardedalloc.h"
 
 #include "ED_mesh.h"
@@ -71,7 +73,7 @@ static int search_face_cmp(const void *v1, const void *v2)
 	return 0;
 }
 
-void ED_mesh_validate_arrays(MVert *UNUSED(mverts), int totvert, MEdge *medges, int totedge, MFace *mfaces, int totface)
+void BKE_mesh_validate_arrays(MVert *UNUSED(mverts), int totvert, MEdge *medges, int totedge, MFace *mfaces, int totface)
 {
 //	MVert *mv;
 	MEdge *med;
@@ -242,11 +244,16 @@ void ED_mesh_validate_arrays(MVert *UNUSED(mverts), int totvert, MEdge *medges,
 	BLI_edgehash_free(edge_hash, NULL);
 	MEM_freeN(search_faces);
 
-	printf("ED_mesh_validate: finished\n\n");
+	printf("BKE_mesh_validate: finished\n\n");
 }
 
-void ED_mesh_validate(Mesh *me)
+void BKE_mesh_validate(Mesh *me)
 {
 	printf("MESH: %s\n", me->id.name+2);
-	ED_mesh_validate_arrays(me->mvert, me->totvert, me->medge, me->totedge, me->mface, me->totface);
+	BKE_mesh_validate_arrays(me->mvert, me->totvert, me->medge, me->totedge, me->mface, me->totface);
+}
+
+void BKE_mesh_validate_dm(DerivedMesh *dm)
+{
+	BKE_mesh_validate_arrays(dm->getVertArray(dm), dm->getNumVerts(dm), dm->getEdgeArray(dm), dm->getNumEdges(dm), dm->getFaceArray(dm), dm->getNumFaces(dm));
 }

source/blender/editors/include/ED_mesh.h

@@ -82,10 +82,6 @@ struct rcti;
 #define B_FRACTAL			0x2000
 #define B_SPHERE			0x4000
 
-/* mesh_validate.c */
-void ED_mesh_validate_arrays(struct MVert *mverts, int totvert, struct MEdge *medges, int totedge, struct MFace *mfaces, int totface);
-void ED_mesh_validate(struct Mesh *me);
-
 /* meshtools.c */
 
 intptr_t	mesh_octree_table(struct Object *ob, struct EditMesh *em, float *co, char mode);

source/blender/editors/mesh/CMakeLists.txt

@@ -42,7 +42,6 @@ set(SRC
 	loopcut.c
 	mesh_data.c
 	mesh_ops.c
-	mesh_validate.c
 	meshtools.c
 
 	mesh_intern.h

source/blender/makesrna/intern/rna_mesh_api.c

@@ -33,6 +33,7 @@
 
 #include "BLO_sys_types.h"
 
+#include "BKE_mesh.h"
 #include "ED_mesh.h"
 
 #ifdef RNA_RUNTIME
@@ -57,8 +58,10 @@ void RNA_api_mesh(StructRNA *srna)
 	RNA_def_boolean(func, "calc_edges", 0, "Calculate Edges", "Force recalculation of edges.");
 	RNA_def_function_flag(func, FUNC_USE_CONTEXT);
 
-	/* Linking errors! */
-	/* func= RNA_def_function(srna, "validate", "ED_mesh_validate"); */
+	/*
+	func= RNA_def_function(srna, "validate", "BKE_mesh_validate");
+	RNA_def_function_ui_description(func, "validate geometry.");
+	*/
 }
 
 #endif