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Differential D6807 Diff 22906 source/blender/blenkernel/intern/mesh_convert.c

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source/blender/blenkernel/intern/mesh_convert.c

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/* Initialize mverts, medges and, faces for converting nurbs to mesh and derived mesh */ /* Initialize mverts, medges and, faces for converting nurbs to mesh and derived mesh */
/* return non-zero on error */ /* return non-zero on error */
int BKE_mesh_nurbs_to_mdata(Object *ob, //int BKE_mesh_nurbs_to_mdata(Object *ob,
MVert **r_allvert, // MVert **r_allvert,
int *r_totvert, // int *r_totvert,
MEdge **r_alledge, // MEdge **r_alledge,
int *r_totedge, // int *r_totedge,
MLoop **r_allloop, // MLoop **r_allloop,
MPoly **r_allpoly, // MPoly **r_allpoly,
int *r_totloop, // int *r_totloop,
int *r_totpoly) // int *r_totpoly)
{ //{
ListBase disp = {NULL, NULL}; // ListBase disp = {NULL, NULL};
//
if (ob->runtime.curve_cache) { // if (ob->runtime.curve_cache) {
disp = ob->runtime.curve_cache->disp; // disp = ob->runtime.curve_cache->disp;
} // }
//
return BKE_mesh_nurbs_displist_to_mdata(ob, // return BKE_mesh_nurbs_displist_to_mdata(ob,
&disp, // &disp,
r_allvert, // r_allvert,
r_totvert, // r_totvert,
r_alledge, // r_alledge,
r_totedge, // r_totedge,
r_allloop, // r_allloop,
r_allpoly, // r_allpoly,
NULL, // NULL,
r_totloop, // r_totloop,
r_totpoly); // r_totpoly);
} //}
/* BMESH: this doesn't calculate all edges from polygons, /* BMESH: this doesn't calculate all edges from polygons,
* only free standing edges are calculated */ * only free standing edges are calculated */
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MLoopUV *mloopuv = NULL; MLoopUV *mloopuv = NULL;
MEdge *medge; MEdge *medge;
const float *data; const float *data;
int a, b, ofs, vertcount, startvert, totvert = 0, totedge = 0, totloop = 0, totpoly = 0; int i, a, b, ofs, vertcount, startvert, totvert = 0, totedge = 0, totloop = 0, totpoly = 0;
int p1, p2, p3, p4, *index; int p1, p2, p3, p4, *index;
const bool conv_polys = ( const bool conv_polys = (
/* 2d polys are filled with DL_INDEX3 displists */ /* 2d polys are filled with DL_INDEX3 displists */
(CU_DO_2DFILL(cu) == false) || (CU_DO_2DFILL(cu) == false) ||
/* surf polys are never filled */ /* surf polys are never filled */
(ob->type == OB_SURF)); (ob->type == OB_SURF));
float *nors;
/* count */ /* count */
dl = dispbase->first; dl = dispbase->first;
while (dl) { while (dl) {
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startvert = vertcount; startvert = vertcount;
a = dl->nr; a = dl->nr;
data = dl->verts; data = dl->verts;
nors = dl->nors;
while (a--) { while (a--) {
copy_v3_v3(mvert->co, data); copy_v3_v3(mvert->co, data);
data += 3; data += 3;
if (nors) {
normal_float_to_short_v3(mvert->no, nors);
nors += 3;
}
vertcount++; vertcount++;
mvert++; mvert++;
} }
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mpoly->mat_nr = dl->col; mpoly->mat_nr = dl->col;
if (mloopuv) { if (mloopuv) {
int i; for (i = 0; i < 3; i++, mloopuv++) {
for (i = 0; i < 3; i++, mloopuv++) {
mloopuv->uv[0] = (mloop[i].v - startvert) / (float)(dl->nr - 1); mloopuv->uv[0] = (mloop[i].v - startvert) / (float)(dl->nr - 1);
mloopuv->uv[1] = 0.0f; mloopuv->uv[1] = 0.0f;
} }
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nu->orderu = 4; nu->orderu = 4;
nu->flagu = CU_NURB_ENDPOINT | (closed ? CU_NURB_CYCLIC : 0); /* endpoint */ nu->flagu = CU_NURB_ENDPOINT | (closed ? CU_NURB_CYCLIC : 0); /* endpoint */
nu->resolu = 12; nu->resolu = 12;
nu->editknot = NULL;
nu->bp = (BPoint *)MEM_calloc_arrayN(totpoly, sizeof(BPoint), "bpoints"); nu->bp = (BPoint *)MEM_calloc_arrayN(totpoly, sizeof(BPoint), "bpoints");
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