diff options
Diffstat (limited to 'source/blender/blenkernel/intern/shrinkwrap.c')
| -rw-r--r-- | source/blender/blenkernel/intern/shrinkwrap.c | 48 |
1 files changed, 27 insertions, 21 deletions
diff --git a/source/blender/blenkernel/intern/shrinkwrap.c b/source/blender/blenkernel/intern/shrinkwrap.c index 7618323f488..d51ed2832f0 100644 --- a/source/blender/blenkernel/intern/shrinkwrap.c +++ b/source/blender/blenkernel/intern/shrinkwrap.c @@ -75,7 +75,8 @@ typedef struct ShrinkwrapCalcData { struct Object *ob; /* object we are applying shrinkwrap to */ - struct MVert *vert; /* Array of verts being projected (to fetch normals or other data) */ + struct MVert *vert; /* Array of verts being projected. */ + const float (*vert_normals)[3]; float (*vertexCos)[3]; /* vertexs being shrinkwraped */ int numVerts; @@ -146,7 +147,7 @@ bool BKE_shrinkwrap_init_tree( } if (force_normals || BKE_shrinkwrap_needs_normals(shrinkType, shrinkMode)) { - data->pnors = CustomData_get_layer(&mesh->pdata, CD_NORMAL); + data->pnors = BKE_mesh_poly_normals_ensure(mesh); if ((mesh->flag & ME_AUTOSMOOTH) != 0) { data->clnors = CustomData_get_layer(&mesh->ldata, CD_NORMAL); } @@ -313,18 +314,18 @@ static ShrinkwrapBoundaryData *shrinkwrap_build_boundary_data(struct Mesh *mesh) MEM_freeN(vert_status); /* Finalize average direction and compute normal. */ + const float(*vert_normals)[3] = BKE_mesh_vertex_normals_ensure(mesh); for (int i = 0; i < mesh->totvert; i++) { int bidx = vert_boundary_id[i]; if (bidx >= 0) { ShrinkwrapBoundaryVertData *vdata = &boundary_verts[bidx]; - float no[3], tmp[3]; + float tmp[3]; normalize_v3(vdata->direction); - normal_short_to_float_v3(no, mesh->mvert[i].no); - cross_v3_v3v3(tmp, no, vdata->direction); - cross_v3_v3v3(vdata->normal_plane, tmp, no); + cross_v3_v3v3(tmp, vert_normals[i], vdata->direction); + cross_v3_v3v3(vdata->normal_plane, tmp, vert_normals[i]); normalize_v3(vdata->normal_plane); } } @@ -540,7 +541,7 @@ static void shrinkwrap_calc_normal_projection_cb_ex(void *__restrict userdata, * (to get correct normals) for other cases calc->verts contains undeformed coordinates and * vertexCos should be used */ copy_v3_v3(tmp_co, calc->vert[i].co); - normal_short_to_float_v3(tmp_no, calc->vert[i].no); + copy_v3_v3(tmp_no, calc->vert_normals[i]); } else { copy_v3_v3(tmp_co, co); @@ -1008,8 +1009,8 @@ static void target_project_edge(const ShrinkwrapTreeData *tree, CLAMP(x, 0, 1); float vedge_no[2][3]; - normal_short_to_float_v3(vedge_no[0], data->vert[edge->v1].no); - normal_short_to_float_v3(vedge_no[1], data->vert[edge->v2].no); + copy_v3_v3(vedge_no[0], data->vert_normals[edge->v1]); + copy_v3_v3(vedge_no[1], data->vert_normals[edge->v2]); interp_v3_v3v3(hit_co, vedge_co[0], vedge_co[1], x); interp_v3_v3v3(hit_no, vedge_no[0], vedge_no[1], x); @@ -1055,9 +1056,9 @@ static void mesh_looptri_target_project(void *userdata, } /* Decode normals */ - normal_short_to_float_v3(vtri_no[0], vtri[0]->no); - normal_short_to_float_v3(vtri_no[1], vtri[1]->no); - normal_short_to_float_v3(vtri_no[2], vtri[2]->no); + copy_v3_v3(vtri_no[0], tree->treeData.vert_normals[loop[0]->v]); + copy_v3_v3(vtri_no[1], tree->treeData.vert_normals[loop[1]->v]); + copy_v3_v3(vtri_no[2], tree->treeData.vert_normals[loop[2]->v]); /* Solve the equations for the triangle */ if (target_project_solve_point_tri(vtri_co, vtri_no, co, raw_hit_co, dist_sq, hit_co, hit_no)) { @@ -1191,14 +1192,13 @@ void BKE_shrinkwrap_compute_smooth_normal(const struct ShrinkwrapTreeData *tree, { const BVHTreeFromMesh *treeData = &tree->treeData; const MLoopTri *tri = &treeData->looptri[looptri_idx]; + const float(*vert_normals)[3] = tree->treeData.vert_normals; /* Interpolate smooth normals if enabled. */ if ((tree->mesh->mpoly[tri->poly].flag & ME_SMOOTH) != 0) { - const MVert *verts[] = { - &treeData->vert[treeData->loop[tri->tri[0]].v], - &treeData->vert[treeData->loop[tri->tri[1]].v], - &treeData->vert[treeData->loop[tri->tri[2]].v], - }; + const uint32_t vert_indices[3] = {treeData->loop[tri->tri[0]].v, + treeData->loop[tri->tri[1]].v, + treeData->loop[tri->tri[2]].v}; float w[3], no[3][3], tmp_co[3]; /* Custom and auto smooth split normals. */ @@ -1209,9 +1209,9 @@ void BKE_shrinkwrap_compute_smooth_normal(const struct ShrinkwrapTreeData *tree, } /* Ordinary vertex normals. */ else { - normal_short_to_float_v3(no[0], verts[0]->no); - normal_short_to_float_v3(no[1], verts[1]->no); - normal_short_to_float_v3(no[2], verts[2]->no); + copy_v3_v3(no[0], vert_normals[vert_indices[0]]); + copy_v3_v3(no[1], vert_normals[vert_indices[1]]); + copy_v3_v3(no[2], vert_normals[vert_indices[2]]); } /* Barycentric weights from hit point. */ @@ -1221,7 +1221,11 @@ void BKE_shrinkwrap_compute_smooth_normal(const struct ShrinkwrapTreeData *tree, BLI_space_transform_apply(transform, tmp_co); } - interp_weights_tri_v3(w, verts[0]->co, verts[1]->co, verts[2]->co, tmp_co); + interp_weights_tri_v3(w, + treeData->vert[vert_indices[0]].co, + treeData->vert[vert_indices[1]].co, + treeData->vert[vert_indices[2]].co, + tmp_co); /* Interpolate using weights. */ interp_v3_v3v3v3(r_no, no[0], no[1], no[2], w); @@ -1424,6 +1428,7 @@ void shrinkwrapModifier_deform(ShrinkwrapModifierData *smd, if (mesh != NULL && smd->shrinkType == MOD_SHRINKWRAP_PROJECT) { /* Setup arrays to get vertexs positions, normals and deform weights */ calc.vert = mesh->mvert; + calc.vert_normals = BKE_mesh_vertex_normals_ensure(mesh); /* Using vertexs positions/normals as if a subsurface was applied */ if (smd->subsurfLevels) { @@ -1581,6 +1586,7 @@ void BKE_shrinkwrap_remesh_target_project(Mesh *src_me, Mesh *target_me, Object calc.smd = &ssmd; calc.numVerts = src_me->totvert; calc.vertexCos = vertexCos; + calc.vert_normals = BKE_mesh_vertex_normals_ensure(src_me); calc.vgroup = -1; calc.target = target_me; calc.keepDist = ssmd.keepDist; |