void modwrap_deformVerts( ModifierData *md, Object *ob, DerivedMesh *dm, float (*vertexCos)[3], int numVerts, ModifierApplyFlag flag) { ModifierTypeInfo *mti = modifierType_getInfo(md->type); BLI_assert(!dm || CustomData_has_layer(&dm->polyData, CD_NORMAL) == false); if (dm && mti->dependsOnNormals && mti->dependsOnNormals(md)) { DM_ensure_normals(dm); } mti->deformVerts(md, ob, dm, vertexCos, numVerts, flag); }
void BKE_lattice_modifiers_calc(Scene *scene, Object *ob) { Lattice *lt = ob->data; VirtualModifierData virtualModifierData; ModifierData *md = modifiers_getVirtualModifierList(ob, &virtualModifierData); float (*vertexCos)[3] = NULL; int numVerts, editmode = (lt->editlatt != NULL); if (ob->curve_cache) { BKE_displist_free(&ob->curve_cache->disp); } else { ob->curve_cache = MEM_callocN(sizeof(CurveCache), "CurveCache for lattice"); } for (; md; md = md->next) { ModifierTypeInfo *mti = modifierType_getInfo(md->type); md->scene = scene; if (!(md->mode & eModifierMode_Realtime)) continue; if (editmode && !(md->mode & eModifierMode_Editmode)) continue; if (mti->isDisabled && mti->isDisabled(md, 0)) continue; if (mti->type != eModifierTypeType_OnlyDeform) continue; if (!vertexCos) vertexCos = BKE_lattice_vertexcos_get(ob, &numVerts); mti->deformVerts(md, ob, NULL, vertexCos, numVerts, 0); } /* always displist to make this work like derivedmesh */ if (!vertexCos) vertexCos = BKE_lattice_vertexcos_get(ob, &numVerts); { DispList *dl = MEM_callocN(sizeof(*dl), "lt_dl"); dl->type = DL_VERTS; dl->parts = 1; dl->nr = numVerts; dl->verts = (float *) vertexCos; BLI_addtail(&ob->curve_cache->disp, dl); } }
static void curve_calc_modifiers_post(Scene *scene, Object *ob, ListBase *dispbase, DerivedMesh **derivedFinal, int forRender, float (*originalVerts)[3], float (*deformedVerts)[3]) { ModifierData *md = modifiers_getVirtualModifierList(ob); ModifierData *preTesselatePoint; Curve *cu= ob->data; ListBase *nurb= BKE_curve_nurbs(cu); int required_mode = 0, totvert = 0; int editmode = (!forRender && cu->editnurb); DerivedMesh *dm= NULL, *ndm; float (*vertCos)[3] = NULL; if(forRender) required_mode = eModifierMode_Render; else required_mode = eModifierMode_Realtime; preTesselatePoint = curve_get_tesselate_point(scene, ob, forRender, editmode); if(editmode) required_mode |= eModifierMode_Editmode; if (preTesselatePoint) { md = preTesselatePoint->next; } if (derivedFinal && *derivedFinal) { (*derivedFinal)->release (*derivedFinal); } for (; md; md=md->next) { ModifierTypeInfo *mti = modifierType_getInfo(md->type); md->scene= scene; if ((md->mode & required_mode) != required_mode) continue; if (mti->isDisabled && mti->isDisabled(md, forRender)) continue; if (mti->type == eModifierTypeType_OnlyDeform || (mti->type == eModifierTypeType_DeformOrConstruct && !dm)) { if (dm) { if (!vertCos) { totvert = dm->getNumVerts(dm); vertCos = MEM_mallocN(sizeof(*vertCos) * totvert, "dfmv"); dm->getVertCos(dm, vertCos); } mti->deformVerts(md, ob, dm, vertCos, totvert, forRender, editmode); } else { if (!vertCos) { vertCos= displist_get_allverts(dispbase, &totvert); } mti->deformVerts(md, ob, NULL, vertCos, totvert, forRender, editmode); } } else { if (!derivedFinal) { /* makeDisplistCurveTypes could be used for beveling, where derived mesh */ /* is totally unnecessary, so we could stop modifiers applying */ /* when we found constructive modifier but derived mesh is unwanted result */ break; } if (dm) { if (vertCos) { DerivedMesh *tdm = CDDM_copy(dm); dm->release(dm); dm = tdm; CDDM_apply_vert_coords(dm, vertCos); CDDM_calc_normals(dm); } } else { if (vertCos) { displist_apply_allverts(dispbase, vertCos); } if (ELEM(ob->type, OB_CURVE, OB_FONT) && (cu->flag & CU_DEFORM_FILL)) { curve_to_filledpoly(cu, nurb, dispbase); } dm= CDDM_from_curve_customDB(ob, dispbase); CDDM_calc_normals(dm); } if (vertCos) { /* Vertex coordinates were applied to necessary data, could free it */ MEM_freeN(vertCos); vertCos= NULL; } ndm = mti->applyModifier(md, ob, dm, forRender, editmode); if (ndm) { /* Modifier returned a new derived mesh */ if (dm && dm != ndm) /* Modifier */ dm->release (dm); dm = ndm; } } } if (vertCos) { if (dm) { DerivedMesh *tdm = CDDM_copy(dm); dm->release(dm); dm = tdm; CDDM_apply_vert_coords(dm, vertCos); CDDM_calc_normals(dm); MEM_freeN(vertCos); } else { displist_apply_allverts(dispbase, vertCos); MEM_freeN(vertCos); vertCos= NULL; } } if (derivedFinal) { (*derivedFinal) = dm; } if (deformedVerts) { curve_applyVertexCos(ob->data, nurb, originalVerts); MEM_freeN(originalVerts); MEM_freeN(deformedVerts); } }
static void curve_calc_modifiers_pre(Scene *scene, Object *ob, int forRender, float (**originalVerts_r)[3], float (**deformedVerts_r)[3], int *numVerts_r) { ModifierData *md = modifiers_getVirtualModifierList(ob); ModifierData *preTesselatePoint; Curve *cu= ob->data; ListBase *nurb= BKE_curve_nurbs(cu); int numVerts = 0; int editmode = (!forRender && cu->editnurb); float (*originalVerts)[3] = NULL; float (*deformedVerts)[3] = NULL; float *keyVerts= NULL; int required_mode; if(forRender) required_mode = eModifierMode_Render; else required_mode = eModifierMode_Realtime; preTesselatePoint = curve_get_tesselate_point(scene, ob, forRender, editmode); if(editmode) required_mode |= eModifierMode_Editmode; if(cu->editnurb==NULL) { keyVerts= do_ob_key(scene, ob); if(keyVerts) { /* split coords from key data, the latter also includes tilts, which is passed through in the modifier stack. this is also the reason curves do not use a virtual shape key modifier yet. */ deformedVerts= curve_getKeyVertexCos(cu, nurb, keyVerts); originalVerts= MEM_dupallocN(deformedVerts); } } if (preTesselatePoint) { for (; md; md=md->next) { ModifierTypeInfo *mti = modifierType_getInfo(md->type); md->scene= scene; if ((md->mode & required_mode) != required_mode) continue; if (mti->isDisabled && mti->isDisabled(md, forRender)) continue; if (mti->type!=eModifierTypeType_OnlyDeform) continue; if (!deformedVerts) { deformedVerts = curve_getVertexCos(cu, nurb, &numVerts); originalVerts = MEM_dupallocN(deformedVerts); } mti->deformVerts(md, ob, NULL, deformedVerts, numVerts, forRender, editmode); if (md==preTesselatePoint) break; } } if (deformedVerts) curve_applyVertexCos(cu, nurb, deformedVerts); if (keyVerts) /* these are not passed through modifier stack */ curve_applyKeyVertexTilts(cu, nurb, keyVerts); if(keyVerts) MEM_freeN(keyVerts); *originalVerts_r = originalVerts; *deformedVerts_r = deformedVerts; *numVerts_r = numVerts; }