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Differential D16893 Diff 59975 source/blender/blenkernel/intern/softbody.c

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source/blender/blenkernel/intern/softbody.c

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int a; int a;
if (ob->soft) { if (ob->soft) {
int nofquads; int nofquads;
// float s_shear = ob->soft->shearstiff*ob->soft->shearstiff; // float s_shear = ob->soft->shearstiff*ob->soft->shearstiff;
nofquads = count_mesh_quads(me); nofquads = count_mesh_quads(me);
if (nofquads) { if (nofquads) {
const MLoop *mloop = BKE_mesh_loops(me); const int *corner_verts = BKE_mesh_corner_verts(me);
const MPoly *mp = BKE_mesh_polys(me); const MPoly *mp = BKE_mesh_polys(me);
BodySpring *bs; BodySpring *bs;
/* resize spring-array to hold additional quad springs */ /* resize spring-array to hold additional quad springs */
ob->soft->bspring = MEM_recallocN(ob->soft->bspring, ob->soft->bspring = MEM_recallocN(ob->soft->bspring,
sizeof(BodySpring) * (ob->soft->totspring + nofquads * 2)); sizeof(BodySpring) * (ob->soft->totspring + nofquads * 2));
/* fill the tail */ /* fill the tail */
a = 0; a = 0;
bs = &ob->soft->bspring[ob->soft->totspring]; bs = &ob->soft->bspring[ob->soft->totspring];
// bp = ob->soft->bpoint; /* UNUSED */ // bp = ob->soft->bpoint; /* UNUSED */
for (a = me->totpoly; a > 0; a--, mp++) { for (a = me->totpoly; a > 0; a--, mp++) {
if (mp->totloop == 4) { if (mp->totloop == 4) {
bs->v1 = mloop[mp->loopstart + 0].v; bs->v1 = corner_verts[mp->loopstart + 0];
bs->v2 = mloop[mp->loopstart + 2].v; bs->v2 = corner_verts[mp->loopstart + 2];
bs->springtype = SB_STIFFQUAD; bs->springtype = SB_STIFFQUAD;
bs++; bs++;
bs->v1 = mloop[mp->loopstart + 1].v; bs->v1 = corner_verts[mp->loopstart + 1];
bs->v2 = mloop[mp->loopstart + 3].v; bs->v2 = corner_verts[mp->loopstart + 3];
bs->springtype = SB_STIFFQUAD; bs->springtype = SB_STIFFQUAD;
bs++; bs++;
} }
} }
/* now we can announce new springs */ /* now we can announce new springs */
ob->soft->totspring += nofquads * 2; ob->soft->totspring += nofquads * 2;
} }
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{ {
SoftBody *sb = ob->soft; SoftBody *sb = ob->soft;
const Mesh *me = ob->data; const Mesh *me = ob->data;
MLoopTri *looptri, *lt; MLoopTri *looptri, *lt;
BodyFace *bodyface; BodyFace *bodyface;
int a; int a;
const float(*vert_positions)[3] = BKE_mesh_vert_positions(me); const float(*vert_positions)[3] = BKE_mesh_vert_positions(me);
const MPoly *polys = BKE_mesh_polys(me); const MPoly *polys = BKE_mesh_polys(me);
const MLoop *loops = BKE_mesh_loops(me); const int *corner_verts = BKE_mesh_corner_verts(me);
/* Allocate and copy faces. */ /* Allocate and copy faces. */
sb->scratch->totface = poly_to_tri_count(me->totpoly, me->totloop); sb->scratch->totface = poly_to_tri_count(me->totpoly, me->totloop);
looptri = lt = MEM_mallocN(sizeof(*looptri) * sb->scratch->totface, __func__); looptri = lt = MEM_mallocN(sizeof(*looptri) * sb->scratch->totface, __func__);
BKE_mesh_recalc_looptri(loops, polys, vert_positions, me->totloop, me->totpoly, looptri); BKE_mesh_recalc_looptri(corner_verts, polys, vert_positions, me->totloop, me->totpoly, looptri);
bodyface = sb->scratch->bodyface = MEM_mallocN(sizeof(BodyFace) * sb->scratch->totface, bodyface = sb->scratch->bodyface = MEM_mallocN(sizeof(BodyFace) * sb->scratch->totface,
"SB_body_Faces"); "SB_body_Faces");
for (a = 0; a < sb->scratch->totface; a++, lt++, bodyface++) { for (a = 0; a < sb->scratch->totface; a++, lt++, bodyface++) {
bodyface->v1 = loops[lt->tri[0]].v; bodyface->v1 = corner_verts[lt->tri[0]];
bodyface->v2 = loops[lt->tri[1]].v; bodyface->v2 = corner_verts[lt->tri[1]];
bodyface->v3 = loops[lt->tri[2]].v; bodyface->v3 = corner_verts[lt->tri[2]];
zero_v3(bodyface->ext_force); zero_v3(bodyface->ext_force);
bodyface->ext_force[0] = bodyface->ext_force[1] = bodyface->ext_force[2] = 0.0f; bodyface->ext_force[0] = bodyface->ext_force[1] = bodyface->ext_force[2] = 0.0f;
bodyface->flag = 0; bodyface->flag = 0;
} }
MEM_freeN(looptri); MEM_freeN(looptri);
} }
static void reference_to_scratch(Object *ob) static void reference_to_scratch(Object *ob)
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