[Bf-blender-cvs] [57e374f0895] soc-2021-adaptive-cloth: adaptive_cloth: VertData: initial implementation

[ishbosamiya]

Commit: 57e374f089561b07f911d1465459203ec79233ae
Author: ishbosamiya
Date:   Fri Jul 16 21:58:27 2021 +0530
Branches: soc-2021-adaptive-cloth
https://developer.blender.org/rB57e374f089561b07f911d1465459203ec79233ae

adaptive_cloth: VertData: initial implementation

Used to store extra `Vert` data in the `Mesh`.

===================================================================

M	source/blender/blenkernel/intern/cloth_remesh.cc

===================================================================

diff --git a/source/blender/blenkernel/intern/cloth_remesh.cc b/source/blender/blenkernel/intern/cloth_remesh.cc
index 989cbc2d70e..eafe6fda1f6 100644
--- a/source/blender/blenkernel/intern/cloth_remesh.cc
+++ b/source/blender/blenkernel/intern/cloth_remesh.cc
@@ -36,6 +36,8 @@
 
 namespace blender::bke {
 class NodeData;
+class VertData;
+class Sizing;
 
 template<typename T> static inline T simple_interp(const T &a, const T &b)
 {
@@ -111,6 +113,34 @@ class NodeData {
   }
 };
 
+class Sizing {
+  float2x2 m; /* in [1], the "sizing" tensor field given as `M` */
+
+ public:
+  Sizing(float2x2 &&m) : m(m)
+  {
+  }
+
+  const auto &get_m() const
+  {
+    return this->m;
+  }
+};
+
+class VertData {
+  Sizing sizing; /* in [1], this is the "sizing" of the verts */
+
+ public:
+  VertData(Sizing &&sizing) : sizing(sizing)
+  {
+  }
+
+  const auto &get_sizing() const
+  {
+    return this->sizing;
+  }
+};
+
 Mesh *BKE_cloth_remesh(Object *ob, ClothModifierData *clmd, Mesh *mesh)
 {
   auto *cloth_to_object_res = cloth_to_object(ob, clmd, mesh, false);