Add Chromium-only Blender WebEngine parity work

blender-5.2.0/source/blender/blenkernel/BKE_softbody.h

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+/* SPDX-FileCopyrightText: Blender Authors
+ *
+ * SPDX-License-Identifier: GPL-2.0-or-later */
+#pragma once
+
+/** \file
+ * \ingroup bke
+ */
+
+namespace blender {
+
+struct Depsgraph;
+struct Object;
+struct Scene;
+struct SoftBody;
+
+struct BodyPoint {
+  float origS[3], origE[3], origT[3], pos[3], vec[3], force[3];
+  float goal;
+  float prevpos[3], prevvec[3], prevdx[3], prevdv[3]; /* used for Heun integration */
+  float impdv[3], impdx[3];
+  int nofsprings;
+  int *springs;
+  float choke, choke2, frozen;
+  float colball;
+  short loc_flag; /* reserved by locale module specific states */
+  // char octantflag;
+  float mass;
+  float springweight;
+};
+
+/**
+ * Allocates and initializes general main data.
+ */
+extern struct SoftBody *sbNew();
+
+/**
+ * Frees internal data and soft-body itself.
+ */
+extern void sbFree(struct Object *ob);
+
+/*
+ * Copy soft-body data.
+ */
+extern SoftBody *sbCopy(struct SoftBody *sb, int flag);
+
+/**
+ * Frees simulation data to reset simulation.
+ */
+extern void sbFreeSimulation(struct SoftBody *sb);
+
+/**
+ * Do one simulation step, reading and writing vertex locs from given array.
+ */
+extern void sbObjectStep(struct Depsgraph *depsgraph,
+                         struct Scene *scene,
+                         struct Object *ob,
+                         float cfra,
+                         float (*vertexCos)[3],
+                         int numVerts);
+
+/**
+ * Makes totally fresh start situation, resets time.
+ */
+extern void sbObjectToSoftbody(struct Object *ob);
+
+/**
+ * Soft-body global visible functions.
+ * Links the soft-body module to a 'test for Interrupt' function, pass NULL to clear the callback.
+ */
+extern void sbSetInterruptCallBack(int (*f)());
+
+/**
+ * A precise position vector denoting the motion of the center of mass give a rotation/scale matrix
+ * using averaging method, that's why estimate and not calculate see: this is kind of reverse
+ * engineering: having to states of a point cloud and recover what happened our advantage here we
+ * know the identity of the vertex there are others methods giving other results.
+ *
+ * \param ob: Any object that can do soft-body e.g. mesh, lattice, curve.
+ * \param lloc: Output of the calculated location (or NULL).
+ * \param lrot: Output of the calculated rotation (or NULL).
+ * \param lscale: Output for the calculated scale (or NULL).
+ *
+ * For velocity & 2nd order stuff see: #vcloud_estimate_transform_v3.
+ */
+extern void SB_estimate_transform(Object *ob, float lloc[3], float lrot[3][3], float lscale[3][3]);
+
+}  // namespace blender