diff options
Diffstat (limited to 'source/blender/blenkernel/intern/volume.cc')
| -rw-r--r-- | source/blender/blenkernel/intern/volume.cc | 64 |
1 files changed, 38 insertions, 26 deletions
diff --git a/source/blender/blenkernel/intern/volume.cc b/source/blender/blenkernel/intern/volume.cc index 7b03839f659..c0ce57818d1 100644 --- a/source/blender/blenkernel/intern/volume.cc +++ b/source/blender/blenkernel/intern/volume.cc @@ -39,6 +39,7 @@ #include "BLI_utildefines.h" #include "BKE_anim_data.h" +#include "BKE_geometry_set.hh" #include "BKE_global.h" #include "BKE_idtype.h" #include "BKE_lib_id.h" @@ -1003,13 +1004,11 @@ static void volume_update_simplify_level(Volume *volume, const Depsgraph *depsgr #endif } -static Volume *volume_evaluate_modifiers(struct Depsgraph *depsgraph, - struct Scene *scene, - Object *object, - Volume *volume_input) +static void volume_evaluate_modifiers(struct Depsgraph *depsgraph, + struct Scene *scene, + Object *object, + GeometrySet &geometry_set) { - Volume *volume = volume_input; - /* Modifier evaluation modes. */ const bool use_render = (DEG_get_mode(depsgraph) == DAG_EVAL_RENDER); const int required_mode = use_render ? eModifierMode_Render : eModifierMode_Realtime; @@ -1030,25 +1029,10 @@ static Volume *volume_evaluate_modifiers(struct Depsgraph *depsgraph, continue; } - if (mti->modifyVolume) { - /* Ensure we are not modifying the input. */ - if (volume == volume_input) { - volume = BKE_volume_copy_for_eval(volume, true); - } - - Volume *volume_next = mti->modifyVolume(md, &mectx, volume); - - if (volume_next && volume_next != volume) { - /* If the modifier returned a new volume, release the old one. */ - if (volume != volume_input) { - BKE_id_free(nullptr, volume); - } - volume = volume_next; - } + if (mti->modifyGeometrySet) { + mti->modifyGeometrySet(md, &mectx, &geometry_set); } } - - return volume; } void BKE_volume_eval_geometry(struct Depsgraph *depsgraph, Volume *volume) @@ -1072,6 +1056,24 @@ void BKE_volume_eval_geometry(struct Depsgraph *depsgraph, Volume *volume) } } +static Volume *take_volume_ownership_from_geometry_set(GeometrySet &geometry_set) +{ + if (!geometry_set.has<VolumeComponent>()) { + return nullptr; + } + VolumeComponent &volume_component = geometry_set.get_component_for_write<VolumeComponent>(); + Volume *volume = volume_component.release(); + if (volume != nullptr) { + /* Add back, but only as read-only non-owning component. */ + volume_component.replace(volume, GeometryOwnershipType::ReadOnly); + } + else { + /* The component was empty, we can remove it. */ + geometry_set.remove<VolumeComponent>(); + } + return volume; +} + void BKE_volume_data_update(struct Depsgraph *depsgraph, struct Scene *scene, Object *object) { /* Free any evaluated data and restore original data. */ @@ -1079,11 +1081,21 @@ void BKE_volume_data_update(struct Depsgraph *depsgraph, struct Scene *scene, Ob /* Evaluate modifiers. */ Volume *volume = (Volume *)object->data; - Volume *volume_eval = volume_evaluate_modifiers(depsgraph, scene, object, volume); + GeometrySet geometry_set; + geometry_set.replace_volume(volume, GeometryOwnershipType::ReadOnly); + volume_evaluate_modifiers(depsgraph, scene, object, geometry_set); + + Volume *volume_eval = take_volume_ownership_from_geometry_set(geometry_set); + + /* If the geometry set did not contain a volume, we still create an empty one. */ + if (volume_eval == nullptr) { + volume_eval = BKE_volume_new_for_eval(volume); + } /* Assign evaluated object. */ - const bool is_owned = (volume != volume_eval); - BKE_object_eval_assign_data(object, &volume_eval->id, is_owned); + const bool eval_is_owned = (volume != volume_eval); + BKE_object_eval_assign_data(object, &volume_eval->id, eval_is_owned); + object->runtime.geometry_set_eval = new GeometrySet(std::move(geometry_set)); } void BKE_volume_grids_backup_restore(Volume *volume, VolumeGridVector *grids, const char *filepath) |