add 'deform - integrate' option to mesh-cache,

This means the deformation on the input to the modifier can be re-applied ontop of the mesh cache.

In practice this is most useful for using corrective shape-keys with mesh-cache.

1 files changed, 10 insertions, 0 deletions

diff --git a/source/blender/blenkernel/BKE_mesh.h b/source/blender/blenkernel/BKE_mesh.h
index 3466a914bce..cfe562e231c 100644
--- a/source/blender/blenkernel/BKE_mesh.h
+++ b/source/blender/blenkernel/BKE_mesh.h
@@ -100,6 +100,16 @@ void BKE_mesh_calc_poly_center(struct MPoly *mpoly, struct MLoop *loopstart,
 float BKE_mesh_calc_poly_area(struct MPoly *mpoly, struct MLoop *loopstart,
                               struct MVert *mvarray, const float polynormal[3]);
 
+void BKE_mesh_calc_relative_deform(
+        const struct MPoly *mpoly, const int totpoly,
+        const struct MLoop *mloop, const int totvert,
+
+        const float (*vert_cos_src)[3],
+        const float (*vert_cos_dst)[3],
+
+        const float (*vert_cos_org)[3],
+              float (*vert_cos_new)[3]);
+
 /* Find the index of the loop in 'poly' which references vertex,
  * returns -1 if not found */
 int poly_find_loop_from_vert(const struct MPoly *poly,