diff options
Diffstat (limited to 'source/blender/blenkernel/intern/subdiv_modifier.c')
| -rw-r--r-- | source/blender/blenkernel/intern/subdiv_modifier.c | 62 |
1 files changed, 34 insertions, 28 deletions
diff --git a/source/blender/blenkernel/intern/subdiv_modifier.c b/source/blender/blenkernel/intern/subdiv_modifier.c index e43da956ce5..f5423dccc0f 100644 --- a/source/blender/blenkernel/intern/subdiv_modifier.c +++ b/source/blender/blenkernel/intern/subdiv_modifier.c @@ -3,8 +3,6 @@ #include "BKE_subdiv_modifier.h" -#include "BLI_session_uuid.h" - #include "MEM_guardedalloc.h" #include "DNA_mesh_types.h" @@ -21,22 +19,40 @@ #include "opensubdiv_capi.h" -void BKE_subsurf_modifier_subdiv_settings_init(SubdivSettings *settings, - const SubsurfModifierData *smd, - const bool use_render_params) +bool BKE_subsurf_modifier_runtime_init(SubsurfModifierData *smd, const bool use_render_params) { const int requested_levels = (use_render_params) ? smd->renderLevels : smd->levels; - settings->is_simple = (smd->subdivType == SUBSURF_TYPE_SIMPLE); - settings->is_adaptive = !(smd->flags & eSubsurfModifierFlag_UseRecursiveSubdivision); - settings->level = settings->is_simple ? - 1 : - (settings->is_adaptive ? smd->quality : requested_levels); - settings->use_creases = (smd->flags & eSubsurfModifierFlag_UseCrease); - settings->vtx_boundary_interpolation = BKE_subdiv_vtx_boundary_interpolation_from_subsurf( + SubdivSettings settings; + settings.is_simple = (smd->subdivType == SUBSURF_TYPE_SIMPLE); + settings.is_adaptive = !(smd->flags & eSubsurfModifierFlag_UseRecursiveSubdivision); + settings.level = settings.is_simple ? 1 : + (settings.is_adaptive ? smd->quality : requested_levels); + settings.use_creases = (smd->flags & eSubsurfModifierFlag_UseCrease); + settings.vtx_boundary_interpolation = BKE_subdiv_vtx_boundary_interpolation_from_subsurf( smd->boundary_smooth); - settings->fvar_linear_interpolation = BKE_subdiv_fvar_interpolation_from_uv_smooth( + settings.fvar_linear_interpolation = BKE_subdiv_fvar_interpolation_from_uv_smooth( smd->uv_smooth); + + SubsurfRuntimeData *runtime_data = (SubsurfRuntimeData *)smd->modifier.runtime; + if (settings.level == 0) { + /* Modifier is effectively disabled, but still update settings if runtime data + * was already allocated. */ + if (runtime_data) { + runtime_data->settings = settings; + } + + return false; + } + else { + /* Allocate runtime data if it did not exist yet. */ + if (runtime_data == NULL) { + runtime_data = MEM_callocN(sizeof(*runtime_data), "subsurf runtime"); + smd->modifier.runtime = runtime_data; + } + runtime_data->settings = settings; + return true; + } } static ModifierData *modifier_get_last_enabled_for_mode(const Scene *scene, @@ -133,37 +149,27 @@ bool BKE_subsurf_modifier_can_do_gpu_subdiv(const Scene *scene, bool BKE_subsurf_modifier_has_gpu_subdiv(const Mesh *mesh) { - return BLI_session_uuid_is_generated(&mesh->runtime.subsurf_session_uuid); + SubsurfRuntimeData *runtime_data = mesh->runtime.subsurf_runtime_data; + return runtime_data && runtime_data->has_gpu_subdiv; } void (*BKE_subsurf_modifier_free_gpu_cache_cb)(Subdiv *subdiv) = NULL; -Subdiv *BKE_subsurf_modifier_subdiv_descriptor_ensure(const SubsurfModifierData *smd, - const SubdivSettings *subdiv_settings, +Subdiv *BKE_subsurf_modifier_subdiv_descriptor_ensure(SubsurfRuntimeData *runtime_data, const Mesh *mesh, const bool for_draw_code) { - SubsurfRuntimeData *runtime_data = (SubsurfRuntimeData *)smd->modifier.runtime; if (runtime_data->subdiv && runtime_data->set_by_draw_code != for_draw_code) { BKE_subdiv_free(runtime_data->subdiv); runtime_data->subdiv = NULL; } - Subdiv *subdiv = BKE_subdiv_update_from_mesh(runtime_data->subdiv, subdiv_settings, mesh); + Subdiv *subdiv = BKE_subdiv_update_from_mesh( + runtime_data->subdiv, &runtime_data->settings, mesh); runtime_data->subdiv = subdiv; runtime_data->set_by_draw_code = for_draw_code; return subdiv; } -SubsurfRuntimeData *BKE_subsurf_modifier_ensure_runtime(SubsurfModifierData *smd) -{ - SubsurfRuntimeData *runtime_data = (SubsurfRuntimeData *)smd->modifier.runtime; - if (runtime_data == NULL) { - runtime_data = MEM_callocN(sizeof(*runtime_data), "subsurf runtime"); - smd->modifier.runtime = runtime_data; - } - return runtime_data; -} - int BKE_subsurf_modifier_eval_required_mode(bool is_final_render, bool is_edit_mode) { if (is_final_render) { |