tornavis/source/blender/depsgraph/intern/depsgraph_build.cc

324 lines
12 KiB
C++

/* SPDX-FileCopyrightText: 2013 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup depsgraph
*
* Methods for constructing depsgraph.
*/
#include "MEM_guardedalloc.h"
#include "BLI_listbase.h"
#include "BLI_utildefines.h"
#include "BLI_time.h"
#include "BLI_time_utildefines.h"
#include "DNA_cachefile_types.h"
#include "DNA_collection_types.h"
#include "DNA_node_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "BKE_collection.hh"
#include "BKE_main.hh"
#include "BKE_scene.hh"
#include "DEG_depsgraph.hh"
#include "DEG_depsgraph_build.hh"
#include "DEG_depsgraph_debug.hh"
#include "builder/deg_builder_relations.h"
#include "builder/pipeline_all_objects.h"
#include "builder/pipeline_compositor.h"
#include "builder/pipeline_from_collection.h"
#include "builder/pipeline_from_ids.h"
#include "builder/pipeline_render.h"
#include "builder/pipeline_view_layer.h"
#include "intern/debug/deg_debug.h"
#include "intern/node/deg_node.hh"
#include "intern/node/deg_node_component.hh"
#include "intern/node/deg_node_id.hh"
#include "intern/node/deg_node_operation.hh"
#include "intern/depsgraph_registry.hh"
#include "intern/depsgraph_relation.hh"
#include "intern/depsgraph_tag.hh"
#include "intern/depsgraph_type.hh"
/* ****************** */
/* External Build API */
namespace deg = blender::deg;
static deg::NodeType deg_build_scene_component_type(eDepsSceneComponentType component)
{
switch (component) {
case DEG_SCENE_COMP_PARAMETERS:
return deg::NodeType::PARAMETERS;
case DEG_SCENE_COMP_ANIMATION:
return deg::NodeType::ANIMATION;
case DEG_SCENE_COMP_SEQUENCER:
return deg::NodeType::SEQUENCER;
}
return deg::NodeType::UNDEFINED;
}
static deg::DepsNodeHandle *get_node_handle(DepsNodeHandle *node_handle)
{
return reinterpret_cast<deg::DepsNodeHandle *>(node_handle);
}
void DEG_add_scene_relation(DepsNodeHandle *node_handle,
Scene *scene,
eDepsSceneComponentType component,
const char *description)
{
deg::NodeType type = deg_build_scene_component_type(component);
deg::ComponentKey comp_key(&scene->id, type);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(comp_key, deg_node_handle, description);
}
void DEG_add_scene_camera_relation(DepsNodeHandle *node_handle,
Scene *scene,
eDepsObjectComponentType component,
const char *description)
{
if (scene->camera != nullptr) {
DEG_add_object_relation(node_handle, scene->camera, component, description);
}
/* Like DepsgraphNodeBuilder::build_scene_camera(), we also need to account for other cameras
* referenced by markers. */
LISTBASE_FOREACH (TimeMarker *, marker, &scene->markers) {
if (!ELEM(marker->camera, nullptr, scene->camera)) {
DEG_add_object_relation(node_handle, marker->camera, component, description);
}
}
}
void DEG_add_object_relation(DepsNodeHandle *node_handle,
Object *object,
eDepsObjectComponentType component,
const char *description)
{
deg::NodeType type = deg::nodeTypeFromObjectComponent(component);
deg::ComponentKey comp_key(&object->id, type);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(comp_key, deg_node_handle, description);
}
bool DEG_object_has_geometry_component(Object *object)
{
return deg::geometry_tag_to_component(&object->id) == deg::NodeType::GEOMETRY;
}
void DEG_add_collection_geometry_relation(DepsNodeHandle *node_handle,
Collection *collection,
const char *description)
{
deg::OperationKey operation_key{
&collection->id, deg::NodeType::GEOMETRY, deg::OperationCode::GEOMETRY_EVAL_DONE};
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(operation_key, deg_node_handle, description);
}
void DEG_add_collection_geometry_customdata_mask(DepsNodeHandle *node_handle,
Collection *collection,
const CustomData_MeshMasks *masks)
{
FOREACH_COLLECTION_OBJECT_RECURSIVE_BEGIN (collection, ob) {
DEG_add_customdata_mask(node_handle, ob, masks);
if (ob->type == OB_EMPTY && ob->instance_collection != nullptr) {
DEG_add_collection_geometry_customdata_mask(node_handle, ob->instance_collection, masks);
}
}
FOREACH_COLLECTION_OBJECT_RECURSIVE_END;
}
void DEG_add_node_tree_output_relation(DepsNodeHandle *node_handle,
bNodeTree *node_tree,
const char *description)
{
deg::OperationKey ntree_output_key(
&node_tree->id, deg::NodeType::NTREE_OUTPUT, deg::OperationCode::NTREE_OUTPUT);
deg::OperationKey ntree_preprocess_key(&node_tree->id,
deg::NodeType::NTREE_GEOMETRY_PREPROCESS,
deg::OperationCode::NTREE_GEOMETRY_PREPROCESS);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(
ntree_output_key, deg_node_handle, description);
deg_node_handle->builder->add_node_handle_relation(
ntree_preprocess_key, deg_node_handle, description, deg::RELATION_FLAG_NO_FLUSH);
}
void DEG_add_object_cache_relation(DepsNodeHandle *node_handle,
CacheFile *cache_file,
eDepsObjectComponentType component,
const char *description)
{
deg::NodeType type = deg::nodeTypeFromObjectComponent(component);
deg::ComponentKey comp_key(&cache_file->id, type);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(comp_key, deg_node_handle, description);
}
void DEG_add_bone_relation(DepsNodeHandle *node_handle,
Object *object,
const char *bone_name,
eDepsObjectComponentType component,
const char *description)
{
deg::NodeType type = deg::nodeTypeFromObjectComponent(component);
deg::ComponentKey comp_key(&object->id, type, bone_name);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(comp_key, deg_node_handle, description);
}
void DEG_add_object_pointcache_relation(DepsNodeHandle *node_handle,
Object *object,
eDepsObjectComponentType component,
const char *description)
{
deg::NodeType type = deg::nodeTypeFromObjectComponent(component);
deg::ComponentKey comp_key(&object->id, type);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg::DepsgraphRelationBuilder *relation_builder = deg_node_handle->builder;
/* Add relation from source to the node handle. */
relation_builder->add_node_handle_relation(comp_key, deg_node_handle, description);
/* Node deduct point cache component and connect source to it. */
ID *id = DEG_get_id_from_handle(node_handle);
deg::ComponentKey point_cache_key(id, deg::NodeType::POINT_CACHE);
deg::Relation *rel = relation_builder->add_relation(comp_key, point_cache_key, "Point Cache");
if (rel != nullptr) {
rel->flag |= deg::RELATION_FLAG_FLUSH_USER_EDIT_ONLY;
}
else {
fprintf(stderr, "Error in point cache relation from %s to ^%s.\n", object->id.name, id->name);
}
}
void DEG_add_generic_id_relation(DepsNodeHandle *node_handle, ID *id, const char *description)
{
deg::OperationKey operation_key(
id, deg::NodeType::GENERIC_DATABLOCK, deg::OperationCode::GENERIC_DATABLOCK_UPDATE);
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_node_handle_relation(operation_key, deg_node_handle, description);
}
void DEG_add_depends_on_transform_relation(DepsNodeHandle *node_handle, const char *description)
{
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_depends_on_transform_relation(deg_node_handle, description);
}
void DEG_add_special_eval_flag(DepsNodeHandle *node_handle, ID *id, uint32_t flag)
{
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_special_eval_flag(id, flag);
}
void DEG_add_customdata_mask(DepsNodeHandle *node_handle,
Object *object,
const CustomData_MeshMasks *masks)
{
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg_node_handle->builder->add_customdata_mask(object, deg::DEGCustomDataMeshMasks(masks));
}
ID *DEG_get_id_from_handle(DepsNodeHandle *node_handle)
{
deg::DepsNodeHandle *deg_handle = get_node_handle(node_handle);
return deg_handle->node->owner->owner->id_orig;
}
Depsgraph *DEG_get_graph_from_handle(DepsNodeHandle *node_handle)
{
deg::DepsNodeHandle *deg_node_handle = get_node_handle(node_handle);
deg::DepsgraphRelationBuilder *relation_builder = deg_node_handle->builder;
return reinterpret_cast<Depsgraph *>(relation_builder->getGraph());
}
/* ******************** */
/* Graph Building API's */
void DEG_graph_build_from_view_layer(Depsgraph *graph)
{
deg::ViewLayerBuilderPipeline builder(graph);
builder.build();
}
void DEG_graph_build_for_all_objects(Depsgraph *graph)
{
deg::AllObjectsBuilderPipeline builder(graph);
builder.build();
}
void DEG_graph_build_for_render_pipeline(Depsgraph *graph)
{
deg::RenderBuilderPipeline builder(graph);
builder.build();
}
void DEG_graph_build_for_compositor_preview(Depsgraph *graph, bNodeTree *nodetree)
{
deg::CompositorBuilderPipeline builder(graph, nodetree);
builder.build();
}
void DEG_graph_build_from_ids(Depsgraph *graph, ID **ids, const int num_ids)
{
deg::FromIDsBuilderPipeline builder(graph, blender::Span(ids, num_ids));
builder.build();
}
void DEG_graph_build_from_collection(Depsgraph *graph, Collection *collection)
{
deg::FromCollectionBuilderPipeline builder(graph, collection);
builder.build();
}
void DEG_graph_tag_relations_update(Depsgraph *graph)
{
DEG_DEBUG_PRINTF(graph, TAG, "%s: Tagging relations for update.\n", __func__);
deg::Depsgraph *deg_graph = reinterpret_cast<deg::Depsgraph *>(graph);
deg_graph->need_update_relations = true;
/* NOTE: When relations are updated, it's quite possible that we've got new bases in the scene.
* This means, we need to re-create flat array of bases in view layer. */
/* TODO(sergey): It is expected that bases manipulation tags scene for update to tag bases array
* for re-creation. Once it is ensured to happen from all places this implicit tag can be
* removed. */
deg::IDNode *id_node = deg_graph->find_id_node(&deg_graph->scene->id);
if (id_node != nullptr) {
graph_id_tag_update(deg_graph->bmain,
deg_graph,
&deg_graph->scene->id,
ID_RECALC_BASE_FLAGS | ID_RECALC_HIERARCHY,
deg::DEG_UPDATE_SOURCE_RELATIONS);
}
}
void DEG_graph_relations_update(Depsgraph *graph)
{
deg::Depsgraph *deg_graph = (deg::Depsgraph *)graph;
if (!deg_graph->need_update_relations) {
/* Graph is up to date, nothing to do. */
return;
}
DEG_graph_build_from_view_layer(graph);
}
void DEG_relations_tag_update(Main *bmain)
{
DEG_GLOBAL_DEBUG_PRINTF(TAG, "%s: Tagging relations for update.\n", __func__);
for (deg::Depsgraph *depsgraph : deg::get_all_registered_graphs(bmain)) {
DEG_graph_tag_relations_update(reinterpret_cast<Depsgraph *>(depsgraph));
}
}