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Multires: Implement function to get mesh at multires position of stack

This commit is contained in:
Sergey Sharybin 2018-08-16 13:00:24 +02:00
parent 642c6d2fc9
commit 50cb9b52bb
2 changed files with 28 additions and 0 deletions
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3
source/blender/blenkernel/BKE_multires.h
View File

@ -86,6 +86,9 @@ int multires_get_level(struct Scene *scene, struct Object *ob, const struct Mult
bool render, bool ignore_simplify);
struct DerivedMesh *get_multires_dm(struct Depsgraph *depsgraph, struct Scene *scene, struct MultiresModifierData *mmd,
struct Object *ob);
struct Mesh *get_multires_mesh(
struct Depsgraph *depsgraph, struct Scene *scene,
struct MultiresModifierData *mmd, struct Object *ob);
void multiresModifier_del_levels(struct MultiresModifierData *mmd, struct Scene *scene, struct Object *object, int direction);
void multiresModifier_base_apply(struct MultiresModifierData *mmd, struct Scene *scene, struct Object *ob);
void multiresModifier_subdivide(struct MultiresModifierData *mmd, struct Scene *scene, struct Object *ob, int updateblock, int simple);

25
source/blender/blenkernel/intern/multires.c
View File

@ -49,6 +49,7 @@
#include "BKE_pbvh.h"
#include "BKE_ccg.h"
#include "BKE_cdderivedmesh.h"
#include "BKE_library.h"
#include "BKE_mesh.h"
#include "BKE_mesh_mapping.h"
#include "BKE_mesh_runtime.h"
@ -293,6 +294,30 @@ DerivedMesh *get_multires_dm(struct Depsgraph *depsgraph, Scene *scene, Multires
return dm;
}
Mesh *get_multires_mesh(
struct Depsgraph *depsgraph,
Scene *scene,
MultiresModifierData *mmd,
Object *ob)
{
Mesh *deformed_mesh = mesh_get_eval_deform(depsgraph, scene, ob, CD_MASK_BAREMESH);
ModifierEvalContext modifier_ctx = {
.depsgraph = depsgraph,
.object = ob,
.flag = MOD_APPLY_USECACHE | MOD_APPLY_IGNORE_SIMPLIFY};
Mesh *result = modifier_applyModifier(&mmd->modifier, &modifier_ctx, deformed_mesh);
if (result == deformed_mesh) {
/* TODO(sergey): De-duplicate with copy in modifier stack. */
BKE_id_copy_ex(NULL, &deformed_mesh->id, (ID **)&result,
(LIB_ID_CREATE_NO_MAIN |
LIB_ID_CREATE_NO_USER_REFCOUNT |
LIB_ID_CREATE_NO_DEG_TAG |
LIB_ID_COPY_CD_REFERENCE),
false);
}
return result;
}
MultiresModifierData *find_multires_modifier_before(Scene *scene, ModifierData *lastmd)
{
ModifierData *md;