diff options
Diffstat (limited to 'source/blender/blenkernel/intern/multires.c')
| -rw-r--r-- | source/blender/blenkernel/intern/multires.c | 886 |
1 files changed, 6 insertions, 880 deletions
diff --git a/source/blender/blenkernel/intern/multires.c b/source/blender/blenkernel/intern/multires.c index 6e1168d8a16..441da8b134a 100644 --- a/source/blender/blenkernel/intern/multires.c +++ b/source/blender/blenkernel/intern/multires.c @@ -63,7 +63,6 @@ #include <string.h> /* MULTIRES MODIFIER */ -static const int multires_max_levels = 13; static const int multires_grid_tot[] = { 0, 4, 9, 25, 81, 289, 1089, 4225, 16641, 66049, 263169, 1050625, 4198401, 16785409}; static const int multires_side_tot[] = { @@ -76,7 +75,6 @@ typedef enum { ADD_DISPLACEMENTS, } DispOp; -static void multires_mvert_to_ss(DerivedMesh *dm, MVert *mvert); static void multiresModifier_disp_run( DerivedMesh *dm, Mesh *me, DerivedMesh *dm2, DispOp op, CCGElem **oldGridData, int totlvl); @@ -241,40 +239,6 @@ static void multires_mdisps_subdivide_hidden(MDisps *md, int new_level) md->hidden = subd; } -static MDisps *multires_mdisps_init_hidden(Mesh *me, int level) -{ - MDisps *mdisps = CustomData_add_layer(&me->ldata, CD_MDISPS, CD_CALLOC, NULL, me->totloop); - int gridsize = BKE_ccg_gridsize(level); - int gridarea = square_i(gridsize); - int i, j; - - for (i = 0; i < me->totpoly; i++) { - bool hide = false; - - for (j = 0; j < me->mpoly[i].totloop; j++) { - if (me->mvert[me->mloop[me->mpoly[i].loopstart + j].v].flag & ME_HIDE) { - hide = true; - break; - } - } - - if (!hide) { - continue; - } - - for (j = 0; j < me->mpoly[i].totloop; j++) { - MDisps *md = &mdisps[me->mpoly[i].loopstart + j]; - - BLI_assert(!md->hidden); - - md->hidden = BLI_BITMAP_NEW(gridarea, "MDisps.hidden initialize"); - BLI_bitmap_set_all(md->hidden, true, gridarea); - } - } - - return mdisps; -} - Mesh *BKE_multires_create_mesh(struct Depsgraph *depsgraph, Object *object, MultiresModifierData *mmd) @@ -429,12 +393,6 @@ void multires_set_tot_level(Object *ob, MultiresModifierData *mmd, int lvl) mmd->renderlvl = CLAMPIS(MAX2(mmd->renderlvl, lvl), 0, mmd->totlvl); } -static void multires_dm_mark_as_modified(DerivedMesh *dm, MultiresModifiedFlags flags) -{ - CCGDerivedMesh *ccgdm = (CCGDerivedMesh *)dm; - ccgdm->multires.modified_flags |= flags; -} - static void multires_ccg_mark_as_modified(SubdivCCG *subdiv_ccg, MultiresModifiedFlags flags) { if (flags & MULTIRES_COORDS_MODIFIED) { @@ -789,7 +747,6 @@ static DerivedMesh *multires_dm_create_local(Scene *scene, DerivedMesh *dm, int lvl, int totlvl, - int simple, bool alloc_paint_mask, int flags) { @@ -799,7 +756,6 @@ static DerivedMesh *multires_dm_create_local(Scene *scene, mmd.sculptlvl = lvl; mmd.renderlvl = lvl; mmd.totlvl = totlvl; - mmd.simple = simple; flags |= MULTIRES_USE_LOCAL_MMD; if (alloc_paint_mask) { @@ -850,110 +806,6 @@ static DerivedMesh *subsurf_dm_create_local(Scene *scene, return subsurf_make_derived_from_derived(dm, &smd, scene, NULL, flags); } -static void multires_subdivide_legacy( - MultiresModifierData *mmd, Scene *scene, Object *ob, int totlvl, int updateblock, int simple) -{ - Mesh *me = ob->data; - MDisps *mdisps; - const int lvl = mmd->totlvl; - - if ((totlvl > multires_max_levels) || (me->totpoly == 0)) { - return; - } - - BLI_assert(totlvl > lvl); - - multires_force_sculpt_rebuild(ob); - - mdisps = CustomData_get_layer(&me->ldata, CD_MDISPS); - if (!mdisps) { - mdisps = multires_mdisps_init_hidden(me, totlvl); - } - - if (mdisps->disps && !updateblock && lvl != 0) { - /* upsample */ - DerivedMesh *lowdm, *cddm, *highdm; - CCGElem **highGridData, **lowGridData, **subGridData; - CCGKey highGridKey, lowGridKey; - CCGSubSurf *ss; - int i, numGrids, highGridSize; - const bool has_mask = CustomData_has_layer(&me->ldata, CD_GRID_PAINT_MASK); - - /* create subsurf DM from original mesh at high level */ - cddm = CDDM_from_mesh(me); - DM_set_only_copy(cddm, &CD_MASK_BAREMESH); - highdm = subsurf_dm_create_local(NULL, - ob, - cddm, - totlvl, - simple, - 0, - mmd->uv_smooth == SUBSURF_UV_SMOOTH_NONE, - has_mask, - false, - SUBSURF_IGNORE_SIMPLIFY); - ss = ((CCGDerivedMesh *)highdm)->ss; - - /* create multires DM from original mesh at low level */ - lowdm = multires_dm_create_local( - scene, ob, cddm, lvl, lvl, simple, has_mask, MULTIRES_IGNORE_SIMPLIFY); - BLI_assert(lowdm != cddm); - cddm->release(cddm); - - /* copy subsurf grids and replace them with low displaced grids */ - numGrids = highdm->getNumGrids(highdm); - highGridSize = highdm->getGridSize(highdm); - highGridData = highdm->getGridData(highdm); - highdm->getGridKey(highdm, &highGridKey); - lowGridData = lowdm->getGridData(lowdm); - lowdm->getGridKey(lowdm, &lowGridKey); - - subGridData = MEM_calloc_arrayN(numGrids, sizeof(float *), "subGridData*"); - - for (i = 0; i < numGrids; i++) { - /* backup subsurf grids */ - subGridData[i] = MEM_calloc_arrayN( - highGridKey.elem_size, highGridSize * highGridSize, "subGridData"); - memcpy(subGridData[i], highGridData[i], highGridKey.elem_size * highGridSize * highGridSize); - - /* overwrite with current displaced grids */ - multires_copy_dm_grid(highGridData[i], lowGridData[i], &highGridKey, &lowGridKey); - } - - /* low lower level dm no longer needed at this point */ - lowdm->release(lowdm); - - /* subsurf higher levels again with displaced data */ - ccgSubSurf_updateFromFaces(ss, lvl, NULL, 0); - ccgSubSurf_updateLevels(ss, lvl, NULL, 0); - - /* reallocate displacements */ - multires_reallocate_mdisps(me->totloop, mdisps, totlvl); - - /* compute displacements */ - multiresModifier_disp_run(highdm, me, NULL, CALC_DISPLACEMENTS, subGridData, totlvl); - - /* free */ - highdm->release(highdm); - for (i = 0; i < numGrids; i++) { - MEM_freeN(subGridData[i]); - } - MEM_freeN(subGridData); - } - else { - /* only reallocate, nothing to upsample */ - multires_reallocate_mdisps(me->totloop, mdisps, totlvl); - } - - multires_set_tot_level(ob, mmd, totlvl); -} - -void multiresModifier_subdivide_legacy( - MultiresModifierData *mmd, Scene *scene, Object *ob, int updateblock, int simple) -{ - multires_subdivide_legacy(mmd, scene, ob, mmd->totlvl + 1, updateblock, simple); -} - static void grid_tangent(const CCGKey *key, int x, int y, int axis, CCGElem *grid, float t[3]) { if (axis == 0) { @@ -1227,7 +1079,7 @@ void multires_modifier_update_mdisps(struct DerivedMesh *dm, Scene *scene) ob, cddm, totlvl, - mmd->simple, + false, 0, mmd->uv_smooth == SUBSURF_UV_SMOOTH_NONE, has_mask, @@ -1237,7 +1089,7 @@ void multires_modifier_update_mdisps(struct DerivedMesh *dm, Scene *scene) /* create multires DM from original mesh and displacements */ lowdm = multires_dm_create_local( - scene, ob, cddm, lvl, totlvl, mmd->simple, has_mask, MULTIRES_IGNORE_SIMPLIFY); + scene, ob, cddm, lvl, totlvl, has_mask, MULTIRES_IGNORE_SIMPLIFY); cddm->release(cddm); /* gather grid data */ @@ -1302,7 +1154,7 @@ void multires_modifier_update_mdisps(struct DerivedMesh *dm, Scene *scene) ob, cddm, mmd->totlvl, - mmd->simple, + false, 0, mmd->uv_smooth == SUBSURF_UV_SMOOTH_NONE, has_mask, @@ -1400,7 +1252,7 @@ DerivedMesh *multires_make_derived_from_derived( ob, dm, lvl, - mmd->simple, + false, mmd->flags & eMultiresModifierFlag_ControlEdges, mmd->uv_smooth == SUBSURF_UV_SMOOTH_NONE, flags & MULTIRES_ALLOC_PAINT_MASK, @@ -1449,9 +1301,6 @@ DerivedMesh *multires_make_derived_from_derived( return result; } -/**** Old Multires code **** - ***************************/ - /* Adapted from sculptmode.c */ void old_mdisps_bilinear(float out[3], float (*disps)[3], const int st, float u, float v) { @@ -1506,723 +1355,6 @@ void old_mdisps_bilinear(float out[3], float (*disps)[3], const int st, float u, add_v3_v3v3(out, d2[0], d2[1]); } -static void old_mdisps_rotate( - int S, int UNUSED(newside), int oldside, int x, int y, float *u, float *v) -{ - float offset = oldside * 0.5f - 0.5f; - - if (S == 1) { - *u = offset + x; - *v = offset - y; - } - if (S == 2) { - *u = offset + y; - *v = offset + x; - } - if (S == 3) { - *u = offset - x; - *v = offset + y; - } - if (S == 0) { - *u = offset - y; - *v = offset - x; - } -} - -static void old_mdisps_convert(MFace *mface, MDisps *mdisp) -{ - int newlvl = log(sqrt(mdisp->totdisp) - 1) / M_LN2; - int oldlvl = newlvl + 1; - int oldside = multires_side_tot[oldlvl]; - int newside = multires_side_tot[newlvl]; - int nvert = (mface->v4) ? 4 : 3; - int newtotdisp = multires_grid_tot[newlvl] * nvert; - int x, y, S; - float(*disps)[3], (*out)[3], u = 0.0f, v = 0.0f; /* Quite gcc barking. */ - - disps = MEM_calloc_arrayN(newtotdisp, sizeof(float[3]), "multires disps"); - - out = disps; - for (S = 0; S < nvert; S++) { - for (y = 0; y < newside; y++) { - for (x = 0; x < newside; x++, out++) { - old_mdisps_rotate(S, newside, oldside, x, y, &u, &v); - old_mdisps_bilinear(*out, mdisp->disps, oldside, u, v); - - if (S == 1) { - (*out)[1] = -(*out)[1]; - } - else if (S == 2) { - SWAP(float, (*out)[0], (*out)[1]); - } - else if (S == 3) { - (*out)[0] = -(*out)[0]; - } - else if (S == 0) { - SWAP(float, (*out)[0], (*out)[1]); - (*out)[0] = -(*out)[0]; - (*out)[1] = -(*out)[1]; - } - } - } - } - - MEM_freeN(mdisp->disps); - - mdisp->totdisp = newtotdisp; - mdisp->level = newlvl; - mdisp->disps = disps; -} - -void multires_load_old_250(Mesh *me) -{ - MDisps *mdisps, *mdisps2; - MFace *mf; - int i, j, k; - - mdisps = CustomData_get_layer(&me->fdata, CD_MDISPS); - - if (mdisps) { - for (i = 0; i < me->totface; i++) { - if (mdisps[i].totdisp) { - old_mdisps_convert(&me->mface[i], &mdisps[i]); - } - } - - CustomData_add_layer(&me->ldata, CD_MDISPS, CD_CALLOC, NULL, me->totloop); - mdisps2 = CustomData_get_layer(&me->ldata, CD_MDISPS); - - k = 0; - mf = me->mface; - for (i = 0; i < me->totface; i++, mf++) { - int nvert = mf->v4 ? 4 : 3; - int totdisp = mdisps[i].totdisp / nvert; - - for (j = 0; j < nvert; j++, k++) { - mdisps2[k].disps = MEM_calloc_arrayN( - totdisp, sizeof(float[3]), "multires disp in conversion"); - mdisps2[k].totdisp = totdisp; - mdisps2[k].level = mdisps[i].level; - memcpy(mdisps2[k].disps, mdisps[i].disps + totdisp * j, totdisp); - } - } - } -} - -/* Does not actually free lvl itself */ -static void multires_free_level(MultiresLevel *lvl) -{ - if (lvl) { - if (lvl->faces) { - MEM_freeN(lvl->faces); - } - if (lvl->edges) { - MEM_freeN(lvl->edges); - } - if (lvl->colfaces) { - MEM_freeN(lvl->colfaces); - } - } -} - -void multires_free(Multires *mr) -{ - if (mr) { - MultiresLevel *lvl = mr->levels.first; - - /* Free the first-level data */ - if (lvl) { - CustomData_free(&mr->vdata, lvl->totvert); - CustomData_free(&mr->fdata, lvl->totface); - if (mr->edge_flags) { - MEM_freeN(mr->edge_flags); - } - if (mr->edge_creases) { - MEM_freeN(mr->edge_creases); - } - } - - while (lvl) { - multires_free_level(lvl); - lvl = lvl->next; - } - - /* mr->verts may be NULL when loading old files, - * see direct_link_mesh() in readfile.c, and T43560. */ - MEM_SAFE_FREE(mr->verts); - - BLI_freelistN(&mr->levels); - - MEM_freeN(mr); - } -} - -typedef struct IndexNode { - struct IndexNode *next, *prev; - int index; -} IndexNode; - -static void create_old_vert_face_map(ListBase **map, - IndexNode **mem, - const MultiresFace *mface, - const int totvert, - const int totface) -{ - int i, j; - IndexNode *node = NULL; - - (*map) = MEM_calloc_arrayN(totvert, sizeof(ListBase), "vert face map"); - (*mem) = MEM_calloc_arrayN(totface, sizeof(IndexNode[4]), "vert face map mem"); - node = *mem; - - /* Find the users */ - for (i = 0; i < totface; i++) { - for (j = 0; j < (mface[i].v[3] ? 4 : 3); j++, node++) { - node->index = i; - BLI_addtail(&(*map)[mface[i].v[j]], node); - } - } -} - -static void create_old_vert_edge_map(ListBase **map, - IndexNode **mem, - const MultiresEdge *medge, - const int totvert, - const int totedge) -{ - int i, j; - IndexNode *node = NULL; - - (*map) = MEM_calloc_arrayN(totvert, sizeof(ListBase), "vert edge map"); - (*mem) = MEM_calloc_arrayN(totedge, sizeof(IndexNode[2]), "vert edge map mem"); - node = *mem; - - /* Find the users */ - for (i = 0; i < totedge; i++) { - for (j = 0; j < 2; j++, node++) { - node->index = i; - BLI_addtail(&(*map)[medge[i].v[j]], node); - } - } -} - -static MultiresFace *find_old_face( - ListBase *map, MultiresFace *faces, int v1, int v2, int v3, int v4) -{ - IndexNode *n1; - int v[4], i, j; - - v[0] = v1; - v[1] = v2; - v[2] = v3; - v[3] = v4; - - for (n1 = map[v1].first; n1; n1 = n1->next) { - int fnd[4] = {0, 0, 0, 0}; - - for (i = 0; i < 4; i++) { - for (j = 0; j < 4; j++) { - if (v[i] == faces[n1->index].v[j]) { - fnd[i] = 1; - } - } - } - - if (fnd[0] && fnd[1] && fnd[2] && fnd[3]) { - return &faces[n1->index]; - } - } - - return NULL; -} - -static MultiresEdge *find_old_edge(ListBase *map, MultiresEdge *edges, int v1, int v2) -{ - IndexNode *n1, *n2; - - for (n1 = map[v1].first; n1; n1 = n1->next) { - for (n2 = map[v2].first; n2; n2 = n2->next) { - if (n1->index == n2->index) { - return &edges[n1->index]; - } - } - } - - return NULL; -} - -static void multires_load_old_edges( - ListBase **emap, MultiresLevel *lvl, int *vvmap, int dst, int v1, int v2, int mov) -{ - int emid = find_old_edge(emap[2], lvl->edges, v1, v2)->mid; - vvmap[dst + mov] = emid; - - if (lvl->next->next) { - multires_load_old_edges(emap + 1, lvl->next, vvmap, dst + mov, v1, emid, mov / 2); - multires_load_old_edges(emap + 1, lvl->next, vvmap, dst + mov, v2, emid, -mov / 2); - } -} - -static void multires_load_old_faces(ListBase **fmap, - ListBase **emap, - MultiresLevel *lvl, - int *vvmap, - int dst, - int v1, - int v2, - int v3, - int v4, - int st2, - int st3) -{ - int fmid; - int emid13, emid14, emid23, emid24; - - if (lvl && lvl->next) { - fmid = find_old_face(fmap[1], lvl->faces, v1, v2, v3, v4)->mid; - vvmap[dst] = fmid; - - emid13 = find_old_edge(emap[1], lvl->edges, v1, v3)->mid; - emid14 = find_old_edge(emap[1], lvl->edges, v1, v4)->mid; - emid23 = find_old_edge(emap[1], lvl->edges, v2, v3)->mid; - emid24 = find_old_edge(emap[1], lvl->edges, v2, v4)->mid; - - multires_load_old_faces(fmap + 1, - emap + 1, - lvl->next, - vvmap, - dst + st2 * st3 + st3, - fmid, - v2, - emid23, - emid24, - st2, - st3 / 2); - - multires_load_old_faces(fmap + 1, - emap + 1, - lvl->next, - vvmap, - dst - st2 * st3 + st3, - emid14, - emid24, - fmid, - v4, - st2, - st3 / 2); - - multires_load_old_faces(fmap + 1, - emap + 1, - lvl->next, - vvmap, - dst + st2 * st3 - st3, - emid13, - emid23, - v3, - fmid, - st2, - st3 / 2); - - multires_load_old_faces(fmap + 1, - emap + 1, - lvl->next, - vvmap, - dst - st2 * st3 - st3, - v1, - fmid, - emid13, - emid14, - st2, - st3 / 2); - - if (lvl->next->next) { - multires_load_old_edges(emap, lvl->next, vvmap, dst, emid24, fmid, st3); - multires_load_old_edges(emap, lvl->next, vvmap, dst, emid13, fmid, -st3); - multires_load_old_edges(emap, lvl->next, vvmap, dst, emid14, fmid, -st2 * st3); - multires_load_old_edges(emap, lvl->next, vvmap, dst, emid23, fmid, st2 * st3); - } - } -} - -static void multires_mvert_to_ss(DerivedMesh *dm, MVert *mvert) -{ - CCGDerivedMesh *ccgdm = (CCGDerivedMesh *)dm; - CCGSubSurf *ss = ccgdm->ss; - CCGElem *vd; - CCGKey key; - int index; - int totvert, totedge, totface; - int gridSize = ccgSubSurf_getGridSize(ss); - int edgeSize = ccgSubSurf_getEdgeSize(ss); - int i = 0; - - dm->getGridKey(dm, &key); - - totface = ccgSubSurf_getNumFaces(ss); - for (index = 0; index < totface; index++) { - CCGFace *f = ccgdm->faceMap[index].face; - int x, y, S, numVerts = ccgSubSurf_getFaceNumVerts(f); - - vd = ccgSubSurf_getFaceCenterData(f); - copy_v3_v3(CCG_elem_co(&key, vd), mvert[i].co); - i++; - - for (S = 0; S < numVerts; S++) { - for (x = 1; x < gridSize - 1; x++, i++) { - vd = ccgSubSurf_getFaceGridEdgeData(ss, f, S, x); - copy_v3_v3(CCG_elem_co(&key, vd), mvert[i].co); - } - } - - for (S = 0; S < numVerts; S++) { - for (y = 1; y < gridSize - 1; y++) { - for (x = 1; x < gridSize - 1; x++, i++) { - vd = ccgSubSurf_getFaceGridData(ss, f, S, x, y); - copy_v3_v3(CCG_elem_co(&key, vd), mvert[i].co); - } - } - } - } - - totedge = ccgSubSurf_getNumEdges(ss); - for (index = 0; index < totedge; index++) { - CCGEdge *e = ccgdm->edgeMap[index].edge; - int x; - - for (x = 1; x < edgeSize - 1; x++, i++) { - vd = ccgSubSurf_getEdgeData(ss, e, x); - copy_v3_v3(CCG_elem_co(&key, vd), mvert[i].co); - } - } - - totvert = ccgSubSurf_getNumVerts(ss); - for (index = 0; index < totvert; index++) { - CCGVert *v = ccgdm->vertMap[index].vert; - - vd = ccgSubSurf_getVertData(ss, v); - copy_v3_v3(CCG_elem_co(&key, vd), mvert[i].co); - i++; - } - - ccgSubSurf_updateToFaces(ss, 0, NULL, 0); -} - -/* Loads a multires object stored in the old Multires struct into the new format */ -static void multires_load_old_dm(DerivedMesh *dm, Mesh *me, int totlvl) -{ - MultiresLevel *lvl, *lvl1; - Multires *mr = me->mr; - MVert *vsrc, *vdst; - unsigned int src, dst; - int st_last = multires_side_tot[totlvl - 1] - 1; - int extedgelen = multires_side_tot[totlvl] - 2; - int *vvmap; // inorder for dst, map to src - int crossedgelen; - int s, x, tottri, totquad; - unsigned int i, j, totvert; - - src = 0; - vsrc = mr->verts; - vdst = dm->getVertArray(dm); - totvert = (unsigned int)dm->getNumVerts(dm); - vvmap = MEM_calloc_arrayN(totvert, sizeof(int), "multires vvmap"); - - if (!vvmap) { - return; - } - - lvl1 = mr->levels.first; - /* Load base verts */ - for (i = 0; i < lvl1->totvert; i++) { - vvmap[totvert - lvl1->totvert + i] = src; - src++; - } - - /* Original edges */ - dst = totvert - lvl1->totvert - extedgelen * lvl1->totedge; - for (i = 0; i < lvl1->totedge; i++) { - int ldst = dst + extedgelen * i; - int lsrc = src; - lvl = lvl1->next; - - for (j = 2; j <= mr->level_count; j++) { - int base = multires_side_tot[totlvl - j + 1] - 2; - int skip = multires_side_tot[totlvl - j + 2] - 1; - int st = multires_side_tot[j - 1] - 1; - - for (x = 0; x < st; x++) { - vvmap[ldst + base + x * skip] = lsrc + st * i + x; - } - - lsrc += lvl->totvert - lvl->prev->totvert; - lvl = lvl->next; - } - } - - /* Center points */ - dst = 0; - for (i = 0; i < lvl1->totface; i++) { - int sides = lvl1->faces[i].v[3] ? 4 : 3; - - vvmap[dst] = src + lvl1->totedge + i; - dst += 1 + sides * (st_last - 1) * st_last; - } - - /* The rest is only for level 3 and up */ - if (lvl1->next && lvl1->next->next) { - ListBase **fmap, **emap; - IndexNode **fmem, **emem; - - /* Face edge cross */ - tottri = totquad = 0; - crossedgelen = multires_side_tot[totlvl - 1] - 2; - dst = 0; - for (i = 0; i < lvl1->totface; i++) { - int sides = lvl1->faces[i].v[3] ? 4 : 3; - - lvl = lvl1->next->next; - dst++; - - for (j = 3; j <= mr->level_count; j++) { - int base = multires_side_tot[totlvl - j + 1] - 2; - int skip = multires_side_tot[totlvl - j + 2] - 1; - int st = pow(2, j - 2); - int st2 = pow(2, j - 3); - int lsrc = lvl->prev->totvert; - - /* Skip exterior edge verts */ - lsrc += lvl1->totedge * st; - - /* Skip earlier face edge crosses */ - lsrc += st2 * (tottri * 3 + totquad * 4); - - for (s = 0; s < sides; s++) { - for (x = 0; x < st2; x++) { - vvmap[dst + crossedgelen * (s + 1) - base - x * skip - 1] = lsrc; - lsrc++; - } - } - - lvl = lvl->next; - } - - dst += sides * (st_last - 1) * st_last; - - if (sides == 4) { - totquad++; - } - else { - tottri++; - } - } - - /* calculate vert to edge/face maps for each level (except the last) */ - fmap = MEM_calloc_arrayN((mr->level_count - 1), sizeof(ListBase *), "multires fmap"); - emap = MEM_calloc_arrayN((mr->level_count - 1), sizeof(ListBase *), "multires emap"); - fmem = MEM_calloc_arrayN((mr->level_count - 1), sizeof(IndexNode *), "multires fmem"); - emem = MEM_calloc_arrayN((mr->level_count - 1), sizeof(IndexNode *), "multires emem"); - lvl = lvl1; - for (i = 0; i < (unsigned int)mr->level_count - 1; i++) { - create_old_vert_face_map(fmap + i, fmem + i, lvl->faces, lvl->totvert, lvl->totface); - create_old_vert_edge_map(emap + i, emem + i, lvl->edges, lvl->totvert, lvl->totedge); - lvl = lvl->next; - } - - /* Interior face verts */ - /* lvl = lvl1->next->next; */ /* UNUSED */ - dst = 0; - for (j = 0; j < lvl1->totface; j++) { - int sides = lvl1->faces[j].v[3] ? 4 : 3; - int ldst = dst + 1 + sides * (st_last - 1); - - for (s = 0; s < sides; s++) { - int st2 = multires_side_tot[totlvl - 1] - 2; - int st3 = multires_side_tot[totlvl - 2] - 2; - int st4 = st3 == 0 ? 1 : (st3 + 1) / 2; - int mid = ldst + st2 * st3 + st3; - int cv = lvl1->faces[j].v[s]; - int nv = lvl1->faces[j].v[s == sides - 1 ? 0 : s + 1]; - int pv = lvl1->faces[j].v[s == 0 ? sides - 1 : s - 1]; - - multires_load_old_faces(fmap, - emap, - lvl1->next, - vvmap, - mid, - vvmap[dst], - cv, - find_old_edge(emap[0], lvl1->edges, pv, cv)->mid, - find_old_edge(emap[0], lvl1->edges, cv, nv)->mid, - st2, - st4); - - ldst += (st_last - 1) * (st_last - 1); - } - - dst = ldst; - } - - /*lvl = lvl->next;*/ /*UNUSED*/ - - for (i = 0; i < (unsigned int)(mr->level_count - 1); i++) { - MEM_freeN(fmap[i]); - MEM_freeN(fmem[i]); - MEM_freeN(emap[i]); - MEM_freeN(emem[i]); - } - - MEM_freeN(fmap); - MEM_freeN(emap); - MEM_freeN(fmem); - MEM_freeN(emem); - } - - /* Transfer verts */ - for (i = 0; i < totvert; i++) { - copy_v3_v3(vdst[i].co, vsrc[vvmap[i]].co); - } - - MEM_freeN(vvmap); - - multires_mvert_to_ss(dm, vdst); -} - -/* Copy the first-level vcol data to the mesh, if it exists */ -/* Warning: higher-level vcol data will be lost */ -static void multires_load_old_vcols(Mesh *me) -{ - MultiresLevel *lvl; - MultiresColFace *colface; - MCol *mcol; - int i, j; - - if (!(lvl = me->mr->levels.first)) { - return; - } - - if (!(colface = lvl->colfaces)) { - return; - } - - /* older multires format never supported multiple vcol layers, - * so we can assume the active vcol layer is the correct one */ - if (!(mcol = CustomData_get_layer(&me->fdata, CD_MCOL))) { - return; - } - - for (i = 0; i < me->totface; i++) { - for (j = 0; j < 4; j++) { - mcol[i * 4 + j].a = colface[i].col[j].a; - mcol[i * 4 + j].r = colface[i].col[j].r; - mcol[i * 4 + j].g = colface[i].col[j].g; - mcol[i * 4 + j].b = colface[i].col[j].b; - } - } -} - -/* Copy the first-level face-flag data to the mesh */ -static void multires_load_old_face_flags(Mesh *me) -{ - MultiresLevel *lvl; - MultiresFace *faces; - int i; - - if (!(lvl = me->mr->levels.first)) { - return; - } - - if (!(faces = lvl->faces)) { - return; - } - - for (i = 0; i < me->totface; i++) { - me->mface[i].flag = faces[i].flag; - } -} - -void multires_load_old(Object *ob, Mesh *me) -{ - MultiresLevel *lvl; - ModifierData *md; - MultiresModifierData *mmd; - DerivedMesh *dm, *orig; - CustomDataLayer *l; - int i; - - /* Load original level into the mesh */ - lvl = me->mr->levels.first; - CustomData_free_layers(&me->vdata, CD_MVERT, lvl->totvert); - CustomData_free_layers(&me->edata, CD_MEDGE, lvl->totedge); - CustomData_free_layers(&me->fdata, CD_MFACE, lvl->totface); - me->totvert = lvl->totvert; - me->totedge = lvl->totedge; - me->totface = lvl->totface; - me->mvert = CustomData_add_layer(&me->vdata, CD_MVERT, CD_CALLOC, NULL, me->totvert); - me->medge = CustomData_add_layer(&me->edata, CD_MEDGE, CD_CALLOC, NULL, me->totedge); - me->mface = CustomData_add_layer(&me->fdata, CD_MFACE, CD_CALLOC, NULL, me->totface); - memcpy(me->mvert, me->mr->verts, sizeof(MVert) * me->totvert); - for (i = 0; i < me->totedge; i++) { - me->medge[i].v1 = lvl->edges[i].v[0]; - me->medge[i].v2 = lvl->edges[i].v[1]; - } - for (i = 0; i < me->totface; i++) { - me->mface[i].v1 = lvl->faces[i].v[0]; - me->mface[i].v2 = lvl->faces[i].v[1]; - me->mface[i].v3 = lvl->faces[i].v[2]; - me->mface[i].v4 = lvl->faces[i].v[3]; - me->mface[i].mat_nr = lvl->faces[i].mat_nr; - } - - /* Copy the first-level data to the mesh */ - /* XXX We must do this before converting tessfaces to polys/lopps! */ - for (i = 0, l = me->mr->vdata.layers; i < me->mr->vdata.totlayer; i++, l++) { - CustomData_add_layer(&me->vdata, l->type, CD_REFERENCE, l->data, me->totvert); - } - for (i = 0, l = me->mr->fdata.layers; i < me->mr->fdata.totlayer; i++, l++) { - CustomData_add_layer(&me->fdata, l->type, CD_REFERENCE, l->data, me->totface); - } - CustomData_reset(&me->mr->vdata); - CustomData_reset(&me->mr->fdata); - - multires_load_old_vcols(me); - multires_load_old_face_flags(me); - - /* multiresModifier_subdivide_legacy (actually, multires_subdivide_legacy) expects polys, not - * tessfaces! */ - BKE_mesh_convert_mfaces_to_mpolys(me); - - /* Add a multires modifier to the object */ - md = ob->modifiers.first; - while (md && BKE_modifier_get_info(md->type)->type == eModifierTypeType_OnlyDeform) { - md = md->next; - } - mmd = (MultiresModifierData *)BKE_modifier_new(eModifierType_Multires); - BLI_insertlinkbefore(&ob->modifiers, md, mmd); - - for (i = 0; i < me->mr->level_count - 1; i++) { - multiresModifier_subdivide_legacy(mmd, NULL, ob, 1, 0); - } - - mmd->lvl = mmd->totlvl; - orig = CDDM_from_mesh(me); - /* XXX We *must* alloc paint mask here, else we have some kind of mismatch in - * multires_modifier_update_mdisps() (called by dm->release(dm)), which always creates the - * reference subsurfed dm with this option, before calling multiresModifier_disp_run(), - * which implicitly expects both subsurfs from its first dm and oldGridData parameters to - * be of the same "format"! */ - dm = multires_make_derived_from_derived(orig, mmd, NULL, ob, 0); - - multires_load_old_dm(dm, me, mmd->totlvl + 1); - - multires_dm_mark_as_modified(dm, MULTIRES_COORDS_MODIFIED); - dm->release(dm); - orig->release(orig); - - /* Remove the old multires */ - multires_free(me->mr); - me->mr = NULL; -} - /* If 'ob_src' and 'ob_dst' both have multires modifiers, synchronize them * such that 'ob_dst' has the same total number of levels as 'ob_src'. */ void multiresModifier_sync_levels_ex(Object *ob_dst, @@ -2234,14 +1366,8 @@ void multiresModifier_sync_levels_ex(Object *ob_dst, } if (mmd_src->totlvl > mmd_dst->totlvl) { - if (mmd_dst->simple) { - multiresModifier_subdivide_to_level( - ob_dst, mmd_dst, mmd_src->totlvl, MULTIRES_SUBDIVIDE_SIMPLE); - } - else { - multiresModifier_subdivide_to_level( - ob_dst, mmd_dst, mmd_src->totlvl, MULTIRES_SUBDIVIDE_CATMULL_CLARK); - } + multiresModifier_subdivide_to_level( + ob_dst, mmd_dst, mmd_src->totlvl, MULTIRES_SUBDIVIDE_CATMULL_CLARK); } else { multires_del_higher(mmd_dst, ob_dst, mmd_src->totlvl); |