diff options
Diffstat (limited to 'source/blender/blenkernel/intern/mesh_wrapper.c')
| -rw-r--r-- | source/blender/blenkernel/intern/mesh_wrapper.c | 91 |
1 files changed, 88 insertions, 3 deletions
diff --git a/source/blender/blenkernel/intern/mesh_wrapper.c b/source/blender/blenkernel/intern/mesh_wrapper.c index bc1ffeb8cf4..d1f15cf9007 100644 --- a/source/blender/blenkernel/intern/mesh_wrapper.c +++ b/source/blender/blenkernel/intern/mesh_wrapper.c @@ -36,6 +36,7 @@ #include "DNA_mesh_types.h" #include "DNA_meshdata_types.h" +#include "DNA_modifier_types.h" #include "DNA_object_types.h" #include "BLI_ghash.h" @@ -50,8 +51,14 @@ #include "BKE_mesh.h" #include "BKE_mesh_runtime.h" #include "BKE_mesh_wrapper.h" +#include "BKE_modifier.h" +#include "BKE_object.h" +#include "BKE_subdiv.h" +#include "BKE_subdiv_mesh.h" +#include "BKE_subdiv_modifier.h" #include "DEG_depsgraph.h" +#include "DEG_depsgraph_query.h" Mesh *BKE_mesh_wrapper_from_editmesh_with_coords(BMEditMesh *em, const CustomData_MeshMasks *cd_mask_extra, @@ -106,7 +113,8 @@ static void mesh_wrapper_ensure_mdata_isolated(void *userdata) me->runtime.wrapper_type = ME_WRAPPER_TYPE_MDATA; switch (geom_type_orig) { - case ME_WRAPPER_TYPE_MDATA: { + case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: { break; /* Quiet warning. */ } case ME_WRAPPER_TYPE_BMESH: { @@ -157,6 +165,7 @@ bool BKE_mesh_wrapper_minmax(const Mesh *me, float min[3], float max[3]) case ME_WRAPPER_TYPE_BMESH: return BKE_editmesh_cache_calc_minmax(me->edit_mesh, me->runtime.edit_data, min, max); case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: return BKE_mesh_minmax(me, min, max); } BLI_assert_unreachable(); @@ -191,7 +200,8 @@ void BKE_mesh_wrapper_vert_coords_copy(const Mesh *me, } return; } - case ME_WRAPPER_TYPE_MDATA: { + case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: { BLI_assert(vert_coords_len <= me->totvert); const MVert *mvert = me->mvert; for (int i = 0; i < vert_coords_len; i++) { @@ -228,7 +238,8 @@ void BKE_mesh_wrapper_vert_coords_copy_with_mat4(const Mesh *me, } return; } - case ME_WRAPPER_TYPE_MDATA: { + case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: { BLI_assert(vert_coords_len == me->totvert); const MVert *mvert = me->mvert; for (int i = 0; i < vert_coords_len; i++) { @@ -252,6 +263,7 @@ int BKE_mesh_wrapper_vert_len(const Mesh *me) case ME_WRAPPER_TYPE_BMESH: return me->edit_mesh->bm->totvert; case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: return me->totvert; } BLI_assert_unreachable(); @@ -264,6 +276,7 @@ int BKE_mesh_wrapper_edge_len(const Mesh *me) case ME_WRAPPER_TYPE_BMESH: return me->edit_mesh->bm->totedge; case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: return me->totedge; } BLI_assert_unreachable(); @@ -276,6 +289,7 @@ int BKE_mesh_wrapper_loop_len(const Mesh *me) case ME_WRAPPER_TYPE_BMESH: return me->edit_mesh->bm->totloop; case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: return me->totloop; } BLI_assert_unreachable(); @@ -288,6 +302,7 @@ int BKE_mesh_wrapper_poly_len(const Mesh *me) case ME_WRAPPER_TYPE_BMESH: return me->edit_mesh->bm->totface; case ME_WRAPPER_TYPE_MDATA: + case ME_WRAPPER_TYPE_SUBD: return me->totpoly; } BLI_assert_unreachable(); @@ -295,3 +310,73 @@ int BKE_mesh_wrapper_poly_len(const Mesh *me) } /** \} */ + +/* -------------------------------------------------------------------- */ +/** \name CPU Subdivision Evaluation + * \{ */ + +Mesh *BKE_mesh_wrapper_ensure_subdivision(const Object *ob, Mesh *me) +{ + ThreadMutex *mesh_eval_mutex = (ThreadMutex *)me->runtime.eval_mutex; + BLI_mutex_lock(mesh_eval_mutex); + + if (me->runtime.wrapper_type == ME_WRAPPER_TYPE_SUBD) { + BLI_mutex_unlock(mesh_eval_mutex); + return me->runtime.mesh_eval; + } + + SubsurfModifierData *smd = BKE_object_get_last_subsurf_modifier(ob); + if (!smd) { + BLI_mutex_unlock(mesh_eval_mutex); + return me; + } + + /* Initialize the settings before ensuring the descriptor as this is checked to decide whether + * subdivision is needed at all, and checking the descriptor status might involve checking if the + * data is out-of-date, which is a very expensive operation. */ + SubdivToMeshSettings mesh_settings; + mesh_settings.resolution = me->runtime.subsurf_resolution; + mesh_settings.use_optimal_display = me->runtime.subsurf_use_optimal_display; + + if (mesh_settings.resolution < 3) { + BLI_mutex_unlock(mesh_eval_mutex); + return me; + } + + const bool apply_render = me->runtime.subsurf_apply_render; + + SubdivSettings subdiv_settings; + BKE_subsurf_modifier_subdiv_settings_init(&subdiv_settings, smd, apply_render); + if (subdiv_settings.level == 0) { + BLI_mutex_unlock(mesh_eval_mutex); + return me; + } + + SubsurfRuntimeData *runtime_data = BKE_subsurf_modifier_ensure_runtime(smd); + + Subdiv *subdiv = BKE_subsurf_modifier_subdiv_descriptor_ensure(smd, &subdiv_settings, me, false); + if (subdiv == NULL) { + /* Happens on bad topology, but also on empty input mesh. */ + BLI_mutex_unlock(mesh_eval_mutex); + return me; + } + + Mesh *subdiv_mesh = BKE_subdiv_to_mesh(subdiv, &mesh_settings, me); + + if (subdiv != runtime_data->subdiv) { + BKE_subdiv_free(subdiv); + } + + if (subdiv_mesh != me) { + if (me->runtime.mesh_eval != NULL) { + BKE_id_free(NULL, me->runtime.mesh_eval); + } + me->runtime.mesh_eval = subdiv_mesh; + me->runtime.wrapper_type = ME_WRAPPER_TYPE_SUBD; + } + + BLI_mutex_unlock(mesh_eval_mutex); + return me->runtime.mesh_eval; +} + +/** \} */ |