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Don't try to enforce a velocity change for pinned vertices; their

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velocity is defined externally by hair root motion.
This commit is contained in:
Lukas Tönne 2014-09-04 19:58:17 +02:00
parent d1cb8b08bd
commit 396f7ea158
1 changed files with 3 additions and 6 deletions
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9
source/blender/blenkernel/intern/implicit.c
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@ -1768,18 +1768,15 @@ static void setup_constraint_matrix(ClothModifierData *clmd, ColliderContacts *c
int numverts = clmd->clothObject->numverts; int numverts = clmd->clothObject->numverts;
int i, j, v; int i, j, v;
/* Clear matrix from old vertex constraints */
for (v = 0; v < S[0].vcount; v++)
S[v].c = S[v].r = 0;
/* pinned vertex constraints */
for (v = 0; v < numverts; v++) { for (v = 0; v < numverts; v++) {
S[v].c = S[v].r = v; S[v].c = S[v].r = v;
if (verts[v].flags & CLOTH_VERT_FLAG_PINNED) { if (verts[v].flags & CLOTH_VERT_FLAG_PINNED) {
negate_v3_v3(z[v], verts[v].v); /* pinned vertex constraints */
zero_v3(z[v]); /* velocity is defined externally */
zero_m3(S[v].m); zero_m3(S[v].m);
} }
else { else {
/* free vertex */
zero_v3(z[v]); zero_v3(z[v]);
unit_m3(S[v].m); unit_m3(S[v].m);
} }