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-rw-r--r--source/blender/blenkernel/BKE_displist.h2
-rw-r--r--source/blender/blenkernel/intern/displist.cc328
-rw-r--r--source/blender/blenkernel/intern/geometry_component_curve.cc2
-rw-r--r--source/blender/blenkernel/intern/geometry_set.cc2
-rw-r--r--source/blender/blenkernel/intern/geometry_set_instances.cc13
-rw-r--r--source/blender/blenkernel/intern/mesh_convert.c36
-rw-r--r--source/blender/blenkernel/intern/object.c5
-rw-r--r--source/blender/blenkernel/intern/object_dupli.cc2
8 files changed, 159 insertions, 231 deletions
diff --git a/source/blender/blenkernel/BKE_displist.h b/source/blender/blenkernel/BKE_displist.h
index 0f37ba6c4ce..37e144ebbd3 100644
--- a/source/blender/blenkernel/BKE_displist.h
+++ b/source/blender/blenkernel/BKE_displist.h
@@ -99,7 +99,7 @@ void BKE_displist_make_mball_forRender(struct Depsgraph *depsgraph,
struct Object *ob,
struct ListBase *dispbase);
-bool BKE_curve_calc_modifiers_pre(struct Depsgraph *depsgraph,
+void BKE_curve_calc_modifiers_pre(struct Depsgraph *depsgraph,
const struct Scene *scene,
struct Object *ob,
struct ListBase *source_nurb,
diff --git a/source/blender/blenkernel/intern/displist.cc b/source/blender/blenkernel/intern/displist.cc
index 58509e95de6..bdab508eb1f 100644
--- a/source/blender/blenkernel/intern/displist.cc
+++ b/source/blender/blenkernel/intern/displist.cc
@@ -40,6 +40,7 @@
#include "BLI_math.h"
#include "BLI_memarena.h"
#include "BLI_scanfill.h"
+#include "BLI_span.hh"
#include "BLI_string.h"
#include "BLI_utildefines.h"
@@ -47,6 +48,7 @@
#include "BKE_curve.h"
#include "BKE_displist.h"
#include "BKE_font.h"
+#include "BKE_geometry_set.hh"
#include "BKE_key.h"
#include "BKE_lattice.h"
#include "BKE_lib_id.h"
@@ -55,6 +57,7 @@
#include "BKE_mesh.h"
#include "BKE_modifier.h"
#include "BKE_object.h"
+#include "BKE_spline.hh"
#include "BLI_sys_types.h" /* For #intptr_t support. */
@@ -745,10 +748,7 @@ static ModifierData *curve_get_tessellate_point(const Scene *scene,
return pretessellatePoint;
}
-/**
- * \return True if any modifier was applied.
- */
-bool BKE_curve_calc_modifiers_pre(Depsgraph *depsgraph,
+void BKE_curve_calc_modifiers_pre(Depsgraph *depsgraph,
const Scene *scene,
Object *ob,
ListBase *source_nurb,
@@ -793,7 +793,6 @@ bool BKE_curve_calc_modifiers_pre(Depsgraph *depsgraph,
const ModifierEvalContext mectx = {depsgraph, ob, apply_flag};
ModifierData *pretessellatePoint = curve_get_tessellate_point(scene, ob, for_render, editmode);
- bool modified = false;
if (pretessellatePoint) {
VirtualModifierData virtualModifierData;
@@ -813,7 +812,6 @@ bool BKE_curve_calc_modifiers_pre(Depsgraph *depsgraph,
}
mti->deformVerts(md, &mectx, nullptr, deformedVerts, numVerts);
- modified = true;
if (md == pretessellatePoint) {
break;
@@ -832,48 +830,59 @@ bool BKE_curve_calc_modifiers_pre(Depsgraph *depsgraph,
if (keyVerts) {
MEM_freeN(keyVerts);
}
- return modified;
}
-static float (*displist_vert_coords_alloc(ListBase *dispbase, int *r_vert_len))[3]
+/**
+ * \return True if the deformed curve control point data should be implicitly
+ * converted directly to a mesh, or false if it can be left as curve data via #CurveEval.
+ */
+static bool do_curve_implicit_mesh_conversion(const Curve *curve,
+ ModifierData *first_modifier,
+ const Scene *scene,
+ const ModifierMode required_mode)
{
- *r_vert_len = 0;
+ /* Skip implicit filling and conversion to mesh when using "fast text editing". */
+ if (curve->flag & CU_FAST) {
+ return false;
+ }
- LISTBASE_FOREACH (DispList *, dl, dispbase) {
- *r_vert_len += (dl->type == DL_INDEX3) ? dl->nr : dl->parts * dl->nr;
+ /* Do implicit conversion to mesh with the object bevel mode. */
+ if (curve->bevel_mode == CU_BEV_MODE_OBJECT && curve->bevobj != nullptr) {
+ return true;
}
- float(*allverts)[3] = (float(*)[3])MEM_mallocN(sizeof(float[3]) * (*r_vert_len), __func__);
- float *fp = (float *)allverts;
- LISTBASE_FOREACH (DispList *, dl, dispbase) {
- const int ofs = 3 * ((dl->type == DL_INDEX3) ? dl->nr : dl->parts * dl->nr);
- memcpy(fp, dl->verts, sizeof(float) * ofs);
- fp += ofs;
+ /* 2D curves are sometimes implicitly filled and converted to a mesh. */
+ if (CU_DO_2DFILL(curve)) {
+ return true;
}
- return allverts;
-}
+ /* Curve objects with implicit "tube" meshes should convert implicitly to a mesh. */
+ if (curve->ext1 != 0.0f || curve->ext2 != 0.0f) {
+ return true;
+ }
-static void displist_vert_coords_apply(ListBase *dispbase, const float (*allverts)[3])
-{
- const float *fp = (float *)allverts;
- LISTBASE_FOREACH (DispList *, dl, dispbase) {
- int ofs = 3 * ((dl->type == DL_INDEX3) ? dl->nr : dl->parts * dl->nr);
- memcpy(dl->verts, fp, sizeof(float) * ofs);
- fp += ofs;
+ /* If a non-geometry-nodes modifier is enabled before a nodes modifier,
+ * force conversion to mesh, since only the nodes modifier supports curve data. */
+ ModifierData *md = first_modifier;
+ for (; md; md = md->next) {
+ if (BKE_modifier_is_enabled(scene, md, required_mode)) {
+ if (md->type == eModifierType_Nodes) {
+ break;
+ }
+ return true;
+ }
}
+
+ return false;
}
-static void curve_calc_modifiers_post(Depsgraph *depsgraph,
- const Scene *scene,
- Object *ob,
- ListBase *dispbase,
- const bool for_render,
- const bool force_mesh_conversion,
- Mesh **r_final)
+static GeometrySet curve_calc_modifiers_post(Depsgraph *depsgraph,
+ const Scene *scene,
+ Object *ob,
+ const ListBase *dispbase,
+ const bool for_render)
{
const Curve *cu = (const Curve *)ob->data;
-
const bool editmode = (!for_render && (cu->editnurb || cu->editfont));
const bool use_cache = !for_render;
@@ -897,166 +906,64 @@ static void curve_calc_modifiers_post(Depsgraph *depsgraph,
BKE_modifiers_get_virtual_modifierlist(ob, &virtualModifierData) :
pretessellatePoint->next;
- if (r_final && *r_final) {
- BKE_id_free(nullptr, *r_final);
+ GeometrySet geometry_set;
+ if (ob->type == OB_SURF || do_curve_implicit_mesh_conversion(cu, md, scene, required_mode)) {
+ Mesh *mesh = BKE_mesh_new_nomain_from_curve_displist(ob, dispbase);
+ geometry_set.replace_mesh(mesh);
+ }
+ else {
+ std::unique_ptr<CurveEval> curve_eval = curve_eval_from_dna_curve(
+ *cu, ob->runtime.curve_cache->deformed_nurbs);
+ geometry_set.replace_curve(curve_eval.release());
}
- Mesh *modified = nullptr;
- float(*vertCos)[3] = nullptr;
- int totvert = 0;
for (; md; md = md->next) {
const ModifierTypeInfo *mti = BKE_modifier_get_info((ModifierType)md->type);
-
if (!BKE_modifier_is_enabled(scene, md, required_mode)) {
continue;
}
- /* If we need normals, no choice, have to convert to mesh now. */
- const bool need_normal = mti->dependsOnNormals != nullptr && mti->dependsOnNormals(md);
- /* XXX 2.8 : now that batch cache is stored inside the ob->data
- * we need to create a Mesh for each curve that uses modifiers. */
- if (modified == nullptr /* && need_normal */) {
- if (vertCos != nullptr) {
- displist_vert_coords_apply(dispbase, vertCos);
- }
-
- if (ELEM(ob->type, OB_CURVE, OB_FONT) && (cu->flag & CU_DEFORM_FILL)) {
- curve_to_filledpoly(cu, dispbase);
- }
+ if (md->type == eModifierType_Nodes) {
+ mti->modifyGeometrySet(md, &mectx_apply, &geometry_set);
+ continue;
+ }
- modified = BKE_mesh_new_nomain_from_curve_displist(ob, dispbase);
+ if (!geometry_set.has_mesh()) {
+ geometry_set.replace_mesh(BKE_mesh_new_nomain(0, 0, 0, 0, 0));
}
+ Mesh *mesh = geometry_set.get_mesh_for_write();
- if (mti->type == eModifierTypeType_OnlyDeform ||
- (mti->type == eModifierTypeType_DeformOrConstruct && !modified)) {
- if (modified) {
- if (!vertCos) {
- vertCos = BKE_mesh_vert_coords_alloc(modified, &totvert);
- }
- if (need_normal) {
- BKE_mesh_ensure_normals(modified);
- }
- mti->deformVerts(md, &mectx_deform, modified, vertCos, totvert);
- }
- else {
- if (!vertCos) {
- vertCos = displist_vert_coords_alloc(dispbase, &totvert);
- }
- mti->deformVerts(md, &mectx_deform, nullptr, vertCos, totvert);
+ if (mti->type == eModifierTypeType_OnlyDeform) {
+ int totvert;
+ float(*vertex_coords)[3] = BKE_mesh_vert_coords_alloc(mesh, &totvert);
+ if (mti->dependsOnNormals != nullptr && mti->dependsOnNormals(md)) {
+ BKE_mesh_ensure_normals(mesh);
}
+ mti->deformVerts(md, &mectx_deform, mesh, vertex_coords, totvert);
+ BKE_mesh_vert_coords_apply(mesh, vertex_coords);
+ MEM_freeN(vertex_coords);
}
else {
- if (!r_final) {
- /* makeDisplistCurveTypes could be used for beveling, where mesh
- * is totally unnecessary, so we could stop modifiers applying
- * when we found constructive modifier but mesh is unwanted. */
- break;
- }
-
- if (modified) {
- if (vertCos) {
- Mesh *temp_mesh = (Mesh *)BKE_id_copy_ex(
- nullptr, &modified->id, nullptr, LIB_ID_COPY_LOCALIZE);
- BKE_id_free(nullptr, modified);
- modified = temp_mesh;
-
- BKE_mesh_vert_coords_apply(modified, vertCos);
- }
- }
- else {
- if (vertCos) {
- displist_vert_coords_apply(dispbase, vertCos);
- }
-
- if (ELEM(ob->type, OB_CURVE, OB_FONT) && (cu->flag & CU_DEFORM_FILL)) {
- curve_to_filledpoly(cu, dispbase);
- }
-
- modified = BKE_mesh_new_nomain_from_curve_displist(ob, dispbase);
- }
-
- if (vertCos) {
- /* Vertex coordinates were applied to necessary data, could free it */
- MEM_freeN(vertCos);
- vertCos = nullptr;
- }
-
- if (need_normal) {
- BKE_mesh_ensure_normals(modified);
+ if (mti->dependsOnNormals != nullptr && mti->dependsOnNormals(md)) {
+ BKE_mesh_ensure_normals(mesh);
}
- Mesh *mesh_applied = mti->modifyMesh(md, &mectx_apply, modified);
-
- if (mesh_applied) {
- if (modified && modified != mesh_applied) {
- BKE_id_free(nullptr, modified);
- }
- modified = mesh_applied;
+ Mesh *output_mesh = mti->modifyMesh(md, &mectx_apply, mesh);
+ if (mesh != output_mesh) {
+ geometry_set.replace_mesh(output_mesh);
}
}
}
- if (vertCos) {
- if (modified) {
- Mesh *temp_mesh = (Mesh *)BKE_id_copy_ex(
- nullptr, &modified->id, nullptr, LIB_ID_COPY_LOCALIZE);
- BKE_id_free(nullptr, modified);
- modified = temp_mesh;
+ if (geometry_set.has_mesh()) {
+ Mesh *final_mesh = geometry_set.get_mesh_for_write();
- BKE_mesh_vert_coords_apply(modified, vertCos);
- BKE_mesh_calc_normals(modified);
+ BKE_mesh_calc_normals(final_mesh);
- MEM_freeN(vertCos);
- }
- else {
- displist_vert_coords_apply(dispbase, vertCos);
- MEM_freeN(vertCos);
- vertCos = nullptr;
- }
+ BLI_strncpy(final_mesh->id.name, cu->id.name, sizeof(final_mesh->id.name));
+ *((short *)final_mesh->id.name) = ID_ME;
}
- if (r_final) {
- if (force_mesh_conversion && !modified) {
- /* XXX 2.8 : This is a workaround for by some deeper technical debts:
- * - DRW Batch cache is stored inside the ob->data.
- * - Curve data is not COWed for instances that use different modifiers.
- * This can causes the modifiers to be applied on all user of the same data-block
- * (see T71055)
- *
- * The easy workaround is to force to generate a Mesh that will be used for display data
- * since a Mesh output is already used for generative modifiers.
- * However it does not fix problems with actual edit data still being shared.
- *
- * The right solution would be to COW the Curve data block at the input of the modifier
- * stack just like what the mesh modifier does.
- */
- modified = BKE_mesh_new_nomain_from_curve_displist(ob, dispbase);
- }
-
- if (modified) {
-
- /* XXX2.8(Sybren): make sure the face normals are recalculated as well */
- BKE_mesh_ensure_normals(modified);
-
- /* Special tweaks, needed since neither BKE_mesh_new_nomain_from_template() nor
- * BKE_mesh_new_nomain_from_curve_displist() properly duplicate mat info... */
- BLI_strncpy(modified->id.name, cu->id.name, sizeof(modified->id.name));
- *((short *)modified->id.name) = ID_ME;
- MEM_SAFE_FREE(modified->mat);
- /* Set flag which makes it easier to see what's going on in a debugger. */
- modified->id.tag |= LIB_TAG_COPIED_ON_WRITE_EVAL_RESULT;
- modified->mat = (Material **)MEM_dupallocN(cu->mat);
- modified->totcol = cu->totcol;
-
- (*r_final) = modified;
- }
- else {
- (*r_final) = nullptr;
- }
- }
- else if (modified != nullptr) {
- /* Pretty stupid to generate that whole mesh if it's unused, yet we have to free it. */
- BKE_id_free(nullptr, modified);
- }
+ return geometry_set;
}
static void displist_surf_indices(DispList *dl)
@@ -1109,8 +1016,7 @@ static void evaluate_surface_object(Depsgraph *depsgraph,
BKE_nurbList_duplicate(deformed_nurbs, &cu->nurb);
}
- bool force_mesh_conversion = BKE_curve_calc_modifiers_pre(
- depsgraph, scene, ob, deformed_nurbs, deformed_nurbs, for_render);
+ BKE_curve_calc_modifiers_pre(depsgraph, scene, ob, deformed_nurbs, deformed_nurbs, for_render);
LISTBASE_FOREACH (const Nurb *, nu, deformed_nurbs) {
if (!(for_render || nu->hide == 0) || !BKE_nurb_check_valid_uv(nu)) {
@@ -1173,8 +1079,14 @@ static void evaluate_surface_object(Depsgraph *depsgraph,
}
}
- curve_calc_modifiers_post(
- depsgraph, scene, ob, r_dispbase, for_render, force_mesh_conversion, r_final);
+ curve_to_filledpoly(cu, r_dispbase);
+ GeometrySet geometry_set = curve_calc_modifiers_post(
+ depsgraph, scene, ob, r_dispbase, for_render);
+ if (!geometry_set.has_mesh()) {
+ geometry_set.replace_mesh(BKE_mesh_new_nomain(0, 0, 0, 0, 0));
+ }
+ MeshComponent &mesh_component = geometry_set.get_component_for_write<MeshComponent>();
+ *r_final = mesh_component.release();
}
static void rotateBevelPiece(const Curve *cu,
@@ -1394,12 +1306,11 @@ static void calc_bevfac_mapping(const Curve *cu,
}
}
-static void evaluate_curve_type_object(Depsgraph *depsgraph,
- const Scene *scene,
- Object *ob,
- const bool for_render,
- ListBase *r_dispbase,
- Mesh **r_final)
+static GeometrySet evaluate_curve_type_object(Depsgraph *depsgraph,
+ const Scene *scene,
+ Object *ob,
+ const bool for_render,
+ ListBase *r_dispbase)
{
BLI_assert(ELEM(ob->type, OB_CURVE, OB_FONT));
const Curve *cu = (const Curve *)ob->data;
@@ -1413,8 +1324,7 @@ static void evaluate_curve_type_object(Depsgraph *depsgraph,
BKE_nurbList_duplicate(deformed_nurbs, BKE_curve_nurbs_get_for_read(cu));
}
- bool force_mesh_conversion = BKE_curve_calc_modifiers_pre(
- depsgraph, scene, ob, deformed_nurbs, deformed_nurbs, for_render);
+ BKE_curve_calc_modifiers_pre(depsgraph, scene, ob, deformed_nurbs, deformed_nurbs, for_render);
BKE_curve_bevelList_make(ob, deformed_nurbs, for_render);
@@ -1603,16 +1513,8 @@ static void evaluate_curve_type_object(Depsgraph *depsgraph,
BKE_displist_free(&dlbev);
- if (!(cu->flag & CU_DEFORM_FILL)) {
- curve_to_filledpoly(cu, r_dispbase);
- }
-
- curve_calc_modifiers_post(
- depsgraph, scene, ob, r_dispbase, for_render, force_mesh_conversion, r_final);
-
- if (cu->flag & CU_DEFORM_FILL && !ob->runtime.data_eval) {
- curve_to_filledpoly(cu, r_dispbase);
- }
+ curve_to_filledpoly(cu, r_dispbase);
+ return curve_calc_modifiers_post(depsgraph, scene, ob, r_dispbase, for_render);
}
void BKE_displist_make_curveTypes(Depsgraph *depsgraph,
@@ -1621,25 +1523,43 @@ void BKE_displist_make_curveTypes(Depsgraph *depsgraph,
const bool for_render)
{
BLI_assert(ELEM(ob->type, OB_SURF, OB_CURVE, OB_FONT));
+ Curve &cow_curve = *(Curve *)ob->data;
BKE_object_free_derived_caches(ob);
+ cow_curve.curve_eval = nullptr;
- if (!ob->runtime.curve_cache) {
- ob->runtime.curve_cache = (CurveCache *)MEM_callocN(sizeof(CurveCache), __func__);
- }
-
+ ob->runtime.curve_cache = (CurveCache *)MEM_callocN(sizeof(CurveCache), __func__);
ListBase *dispbase = &(ob->runtime.curve_cache->disp);
- Mesh *mesh_eval = nullptr;
if (ob->type == OB_SURF) {
+ Mesh *mesh_eval;
evaluate_surface_object(depsgraph, scene, ob, for_render, dispbase, &mesh_eval);
+ BKE_object_eval_assign_data(ob, &mesh_eval->id, true);
}
else {
- evaluate_curve_type_object(depsgraph, scene, ob, for_render, dispbase, &mesh_eval);
- }
+ GeometrySet geometry = evaluate_curve_type_object(depsgraph, scene, ob, for_render, dispbase);
+
+ if (geometry.has_curve()) {
+ /* Assign the evaluated curve to the object's "data_eval". In addition to the curve_eval
+ * added to the curve here, it will also contain a copy of the original curve's data. This is
+ * essential, because it maintains the expected behavior for evaluated curve data from before
+ * the CurveEval data type was introduced, when an evaluated object's curve data was just a
+ * copy of the original curve and everything else ended up in #CurveCache. */
+ CurveComponent &curve_component = geometry.get_component_for_write<CurveComponent>();
+ cow_curve.curve_eval = curve_component.get_for_write();
+ BKE_object_eval_assign_data(ob, &cow_curve.id, false);
+ }
+ else if (geometry.has_mesh()) {
+ /* Most areas of Blender don't yet know how to look in #geometry_set_eval for evaluated mesh
+ * data, and look in #data_eval instead. When the object evaluates to a curve, that field
+ * must be used for the evaluated curve data, but otherwise we can use the field to store a
+ * pointer to the mesh, so more areas can retrieve the mesh. */
+ MeshComponent &mesh_component = geometry.get_component_for_write<MeshComponent>();
+ Mesh *mesh_eval = mesh_component.get_for_write();
+ BKE_object_eval_assign_data(ob, &mesh_eval->id, false);
+ }
- if (mesh_eval != nullptr) {
- BKE_object_eval_assign_data(ob, &mesh_eval->id, true);
+ ob->runtime.geometry_set_eval = new GeometrySet(std::move(geometry));
}
boundbox_displist_object(ob);
@@ -1656,7 +1576,9 @@ void BKE_displist_make_curveTypes_forRender(
evaluate_surface_object(depsgraph, scene, ob, true, r_dispbase, r_final);
}
else {
- evaluate_curve_type_object(depsgraph, scene, ob, true, r_dispbase, r_final);
+ GeometrySet geometry_set = evaluate_curve_type_object(depsgraph, scene, ob, true, r_dispbase);
+ MeshComponent &mesh_component = geometry_set.get_component_for_write<MeshComponent>();
+ *r_final = mesh_component.release();
}
}
diff --git a/source/blender/blenkernel/intern/geometry_component_curve.cc b/source/blender/blenkernel/intern/geometry_component_curve.cc
index a24b60ee288..afafd766760 100644
--- a/source/blender/blenkernel/intern/geometry_component_curve.cc
+++ b/source/blender/blenkernel/intern/geometry_component_curve.cc
@@ -64,6 +64,8 @@ void CurveComponent::clear()
delete curve_;
}
if (curve_for_render_ != nullptr) {
+ /* The curve created by this component should not have any edit mode data. */
+ BLI_assert(curve_for_render_->editfont == nullptr && curve_for_render_->editnurb == nullptr);
BKE_id_free(nullptr, curve_for_render_);
curve_for_render_ = nullptr;
}
diff --git a/source/blender/blenkernel/intern/geometry_set.cc b/source/blender/blenkernel/intern/geometry_set.cc
index dafebef1812..e717d289894 100644
--- a/source/blender/blenkernel/intern/geometry_set.cc
+++ b/source/blender/blenkernel/intern/geometry_set.cc
@@ -408,7 +408,7 @@ bool BKE_object_has_geometry_set_instances(const Object *ob)
if (ob->type == OB_VOLUME) {
return has_mesh || has_pointcloud || has_curve;
}
- if (ob->type == OB_CURVE) {
+ if (ELEM(ob->type, OB_CURVE, OB_FONT)) {
return has_mesh || has_pointcloud || has_volume;
}
return false;
diff --git a/source/blender/blenkernel/intern/geometry_set_instances.cc b/source/blender/blenkernel/intern/geometry_set_instances.cc
index 0e19324a3c1..9dca2c2907e 100644
--- a/source/blender/blenkernel/intern/geometry_set_instances.cc
+++ b/source/blender/blenkernel/intern/geometry_set_instances.cc
@@ -51,16 +51,6 @@ static void add_final_mesh_as_geometry_component(const Object &object, GeometryS
}
}
-static void add_curve_data_as_geometry_component(const Object &object, GeometrySet &geometry_set)
-{
- BLI_assert(object.type == OB_CURVE);
- if (object.data != nullptr) {
- std::unique_ptr<CurveEval> curve = curve_eval_from_dna_curve(*(const Curve *)object.data);
- CurveComponent &curve_component = geometry_set.get_component_for_write<CurveComponent>();
- curve_component.replace(curve.release(), GeometryOwnershipType::Owned);
- }
-}
-
/**
* \note This doesn't extract instances from the "dupli" system for non-geometry-nodes instances.
*/
@@ -84,9 +74,6 @@ static GeometrySet object_get_geometry_set_for_read(const Object &object)
if (object.type == OB_MESH) {
add_final_mesh_as_geometry_component(object, geometry_set);
}
- else if (object.type == OB_CURVE) {
- add_curve_data_as_geometry_component(object, geometry_set);
- }
/* TODO: Cover the case of point-clouds without modifiers-- they may not be covered by the
* #geometry_set_eval case above. */
diff --git a/source/blender/blenkernel/intern/mesh_convert.c b/source/blender/blenkernel/intern/mesh_convert.c
index d5524312612..9fd75be0d35 100644
--- a/source/blender/blenkernel/intern/mesh_convert.c
+++ b/source/blender/blenkernel/intern/mesh_convert.c
@@ -483,8 +483,24 @@ static int mesh_nurbs_displist_to_mdata(const Curve *cu,
return 0;
}
+/**
+ * Copy evaluated texture space from curve to mesh.
+ *
+ * \note We disable auto texture space feature since that will cause texture space to evaluate
+ * differently for curve and mesh, since curves use control points and handles to calculate the
+ * bounding box, and mesh uses the tessellated curve.
+ */
+static void mesh_copy_texture_space_from_curve_type(const Curve *cu, Mesh *me)
+{
+ me->texflag = cu->texflag & ~CU_AUTOSPACE;
+ copy_v3_v3(me->loc, cu->loc);
+ copy_v3_v3(me->size, cu->size);
+ BKE_mesh_texspace_calc(me);
+}
+
Mesh *BKE_mesh_new_nomain_from_curve_displist(const Object *ob, const ListBase *dispbase)
{
+ const Curve *cu = ob->data;
Mesh *mesh;
MVert *allvert;
MEdge *alledge;
@@ -493,7 +509,7 @@ Mesh *BKE_mesh_new_nomain_from_curve_displist(const Object *ob, const ListBase *
MLoopUV *alluv = NULL;
int totvert, totedge, totloop, totpoly;
- if (mesh_nurbs_displist_to_mdata(ob->data,
+ if (mesh_nurbs_displist_to_mdata(cu,
dispbase,
&allvert,
&totvert,
@@ -529,6 +545,12 @@ Mesh *BKE_mesh_new_nomain_from_curve_displist(const Object *ob, const ListBase *
CustomData_add_layer_named(&mesh->ldata, CD_MLOOPUV, CD_ASSIGN, alluv, totloop, uvname);
}
+ mesh_copy_texture_space_from_curve_type(cu, mesh);
+
+ /* Copy curve materials. */
+ mesh->mat = (Material **)MEM_dupallocN(cu->mat);
+ mesh->totcol = cu->totcol;
+
MEM_freeN(allvert);
MEM_freeN(alledge);
MEM_freeN(allloop);
@@ -612,17 +634,7 @@ static void mesh_from_nurbs_displist(Object *ob, ListBase *dispbase, const char
me->totcol = cu->totcol;
me->mat = cu->mat;
- /* Copy evaluated texture space from curve to mesh.
- *
- * Note that we disable auto texture space feature since that will cause
- * texture space to evaluate differently for curve and mesh, since curve
- * uses CV to calculate bounding box, and mesh uses what is coming from
- * tessellated curve.
- */
- me->texflag = cu->texflag & ~CU_AUTOSPACE;
- copy_v3_v3(me->loc, cu->loc);
- copy_v3_v3(me->size, cu->size);
- BKE_mesh_texspace_calc(me);
+ mesh_copy_texture_space_from_curve_type(cu, me);
cu->mat = NULL;
cu->totcol = 0;
diff --git a/source/blender/blenkernel/intern/object.c b/source/blender/blenkernel/intern/object.c
index b4343578eab..465ec9dc665 100644
--- a/source/blender/blenkernel/intern/object.c
+++ b/source/blender/blenkernel/intern/object.c
@@ -1341,6 +1341,11 @@ bool BKE_object_support_modifier_type_check(const Object *ob, int modifier_type)
{
const ModifierTypeInfo *mti = BKE_modifier_get_info(modifier_type);
+ /* Surface and lattice objects don't output geometry sets. */
+ if (mti->modifyGeometrySet != NULL && ELEM(ob->type, OB_SURF, OB_LATTICE)) {
+ return false;
+ }
+
/* Only geometry objects should be able to get modifiers T25291. */
if (ob->type == OB_HAIR) {
return (mti->modifyHair != NULL) || (mti->flags & eModifierTypeFlag_AcceptsVertexCosOnly);
diff --git a/source/blender/blenkernel/intern/object_dupli.cc b/source/blender/blenkernel/intern/object_dupli.cc
index 47d4d03d1e1..04739ec19d3 100644
--- a/source/blender/blenkernel/intern/object_dupli.cc
+++ b/source/blender/blenkernel/intern/object_dupli.cc
@@ -855,7 +855,7 @@ static void make_duplis_geometry_set_impl(const DupliContext *ctx,
dupli->ob_data = (ID *)volume;
}
}
- if (ctx->object->type != OB_CURVE || geometry_set_is_instance) {
+ if (!ELEM(ctx->object->type, OB_CURVE, OB_FONT) || geometry_set_is_instance) {
const CurveComponent *curve_component = geometry_set.get_component_for_read<CurveComponent>();
if (curve_component != nullptr) {
const Curve *curve = curve_component->get_curve_for_render();