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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2013 Blender Foundation. All rights reserved. */
/** \file
* \ingroup depsgraph
*/
#include "intern/node/deg_node_component.h"
#include <cstdio>
#include <cstring> /* required for STREQ later on. */
#include "BLI_ghash.h"
#include "BLI_hash.hh"
#include "BLI_utildefines.h"
#include "DNA_object_types.h"
#include "BKE_action.h"
#include "intern/node/deg_node_factory.h"
#include "intern/node/deg_node_id.h"
#include "intern/node/deg_node_operation.h"
namespace blender::deg {
/* *********** */
/* Outer Nodes */
/* -------------------------------------------------------------------- */
/** \name Standard Component Methods
* \{ */
ComponentNode::OperationIDKey::OperationIDKey()
: opcode(OperationCode::OPERATION), name(""), name_tag(-1)
{
}
ComponentNode::OperationIDKey::OperationIDKey(OperationCode opcode)
: opcode(opcode), name(""), name_tag(-1)
{
}
ComponentNode::OperationIDKey::OperationIDKey(OperationCode opcode, const char *name, int name_tag)
: opcode(opcode), name(name), name_tag(name_tag)
{
}
string ComponentNode::OperationIDKey::identifier() const
{
const string codebuf = to_string(static_cast<int>(opcode));
return "OperationIDKey(" + codebuf + ", " + name + ")";
}
bool ComponentNode::OperationIDKey::operator==(const OperationIDKey &other) const
{
return (opcode == other.opcode) && (STREQ(name, other.name)) && (name_tag == other.name_tag);
}
uint64_t ComponentNode::OperationIDKey::hash() const
{
const int opcode_as_int = static_cast<int>(opcode);
return BLI_ghashutil_combine_hash(
name_tag,
BLI_ghashutil_combine_hash(BLI_ghashutil_uinthash(opcode_as_int),
BLI_ghashutil_strhash_p(name)));
}
ComponentNode::ComponentNode()
: entry_operation(nullptr),
exit_operation(nullptr),
possibly_affects_visible_id(false),
affects_visible_id(false)
{
operations_map = new Map<ComponentNode::OperationIDKey, OperationNode *>();
}
void ComponentNode::init(const ID * /*id*/, const char * /*subdata*/)
{
/* hook up eval context? */
/* XXX: maybe this needs a special API? */
}
/* Free 'component' node */
ComponentNode::~ComponentNode()
{
clear_operations();
delete operations_map;
}
string ComponentNode::identifier() const
{
const string idname = this->owner->name;
const string typebuf = "" + to_string(static_cast<int>(type)) + ")";
return typebuf + name + " : " + idname +
"( affects_visible_id: " + (affects_visible_id ? "true" : "false") + ")";
}
OperationNode *ComponentNode::find_operation(OperationIDKey key) const
{
OperationNode *node = nullptr;
if (operations_map != nullptr) {
node = operations_map->lookup_default(key, nullptr);
}
else {
for (OperationNode *op_node : operations) {
if (op_node->opcode == key.opcode && op_node->name_tag == key.name_tag &&
STREQ(op_node->name.c_str(), key.name)) {
node = op_node;
break;
}
}
}
return node;
}
OperationNode *ComponentNode::find_operation(OperationCode opcode,
const char *name,
int name_tag) const
{
OperationIDKey key(opcode, name, name_tag);
return find_operation(key);
}
OperationNode *ComponentNode::get_operation(OperationIDKey key) const
{
OperationNode *node = find_operation(key);
if (node == nullptr) {
fprintf(stderr,
"%s: find_operation(%s) failed\n",
this->identifier().c_str(),
key.identifier().c_str());
BLI_assert_msg(0, "Request for non-existing operation, should not happen");
return nullptr;
}
return node;
}
OperationNode *ComponentNode::get_operation(OperationCode opcode,
const char *name,
int name_tag) const
{
OperationIDKey key(opcode, name, name_tag);
return get_operation(key);
}
bool ComponentNode::has_operation(OperationIDKey key) const
{
return find_operation(key) != nullptr;
}
bool ComponentNode::has_operation(OperationCode opcode, const char *name, int name_tag) const
{
OperationIDKey key(opcode, name, name_tag);
return has_operation(key);
}
OperationNode *ComponentNode::add_operation(const DepsEvalOperationCb &op,
OperationCode opcode,
const char *name,
int name_tag)
{
OperationNode *op_node = find_operation(opcode, name, name_tag);
if (!op_node) {
DepsNodeFactory *factory = type_get_factory(NodeType::OPERATION);
op_node = (OperationNode *)factory->create_node(this->owner->id_orig, "", name);
/* register opnode in this component's operation set */
OperationIDKey key(opcode, name, name_tag);
operations_map->add(key, op_node);
/* Set back-link. */
op_node->owner = this;
}
else {
fprintf(stderr,
"add_operation: Operation already exists - %s has %s at %p\n",
this->identifier().c_str(),
op_node->identifier().c_str(),
op_node);
BLI_assert_msg(0, "Should not happen!");
}
/* attach extra data */
op_node->evaluate = op;
op_node->opcode = opcode;
op_node->name = name;
op_node->name_tag = name_tag;
return op_node;
}
void ComponentNode::set_entry_operation(OperationNode *op_node)
{
BLI_assert(entry_operation == nullptr);
entry_operation = op_node;
}
void ComponentNode::set_exit_operation(OperationNode *op_node)
{
BLI_assert(exit_operation == nullptr);
exit_operation = op_node;
}
void ComponentNode::clear_operations()
{
if (operations_map != nullptr) {
for (OperationNode *op_node : operations_map->values()) {
delete op_node;
}
operations_map->clear();
}
for (OperationNode *op_node : operations) {
delete op_node;
}
operations.clear();
}
void ComponentNode::tag_update(Depsgraph *graph, eUpdateSource source)
{
OperationNode *entry_op = get_entry_operation();
if (entry_op != nullptr && entry_op->flag & DEPSOP_FLAG_NEEDS_UPDATE) {
return;
}
for (OperationNode *op_node : operations) {
op_node->tag_update(graph, source);
}
/* It is possible that tag happens before finalization. */
if (operations_map != nullptr) {
for (OperationNode *op_node : operations_map->values()) {
op_node->tag_update(graph, source);
}
}
}
OperationNode *ComponentNode::get_entry_operation()
{
if (entry_operation) {
return entry_operation;
}
if (operations_map != nullptr && operations_map->size() == 1) {
OperationNode *op_node = nullptr;
/* TODO(sergey): This is somewhat slow. */
for (OperationNode *tmp : operations_map->values()) {
op_node = tmp;
}
/* Cache for the subsequent usage. */
entry_operation = op_node;
return op_node;
}
if (operations.size() == 1) {
return operations[0];
}
return nullptr;
}
OperationNode *ComponentNode::get_exit_operation()
{
if (exit_operation) {
return exit_operation;
}
if (operations_map != nullptr && operations_map->size() == 1) {
OperationNode *op_node = nullptr;
/* TODO(sergey): This is somewhat slow. */
for (OperationNode *tmp : operations_map->values()) {
op_node = tmp;
}
/* Cache for the subsequent usage. */
exit_operation = op_node;
return op_node;
}
if (operations.size() == 1) {
return operations[0];
}
return nullptr;
}
void ComponentNode::finalize_build(Depsgraph * /*graph*/)
{
operations.reserve(operations_map->size());
for (OperationNode *op_node : operations_map->values()) {
operations.append(op_node);
}
delete operations_map;
operations_map = nullptr;
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Bone Component
* \{ */
void BoneComponentNode::init(const ID *id, const char *subdata)
{
/* generic component-node... */
ComponentNode::init(id, subdata);
/* name of component comes is bone name */
/* TODO(sergey): This sets name to an empty string because subdata is
* empty. Is it a bug? */
// this->name = subdata;
/* bone-specific node data */
Object *object = (Object *)id;
this->pchan = BKE_pose_channel_find_name(object->pose, subdata);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Register All Components
* \{ */
DEG_COMPONENT_NODE_DEFINE(Animation, ANIMATION, ID_RECALC_ANIMATION);
/* TODO(sergey): Is this a correct tag? */
DEG_COMPONENT_NODE_DEFINE(BatchCache, BATCH_CACHE, ID_RECALC_SHADING);
DEG_COMPONENT_NODE_DEFINE(Bone, BONE, ID_RECALC_GEOMETRY);
DEG_COMPONENT_NODE_DEFINE(Cache, CACHE, 0);
DEG_COMPONENT_NODE_DEFINE(CopyOnWrite, COPY_ON_WRITE, ID_RECALC_COPY_ON_WRITE);
DEG_COMPONENT_NODE_DEFINE(ImageAnimation, IMAGE_ANIMATION, 0);
DEG_COMPONENT_NODE_DEFINE(Geometry, GEOMETRY, ID_RECALC_GEOMETRY);
DEG_COMPONENT_NODE_DEFINE(LayerCollections, LAYER_COLLECTIONS, 0);
DEG_COMPONENT_NODE_DEFINE(Parameters, PARAMETERS, 0);
DEG_COMPONENT_NODE_DEFINE(Particles, PARTICLE_SYSTEM, ID_RECALC_GEOMETRY);
DEG_COMPONENT_NODE_DEFINE(ParticleSettings, PARTICLE_SETTINGS, 0);
DEG_COMPONENT_NODE_DEFINE(PointCache, POINT_CACHE, 0);
DEG_COMPONENT_NODE_DEFINE(Pose, EVAL_POSE, ID_RECALC_GEOMETRY);
DEG_COMPONENT_NODE_DEFINE(Sequencer, SEQUENCER, 0);
DEG_COMPONENT_NODE_DEFINE(Shading, SHADING, ID_RECALC_SHADING);
DEG_COMPONENT_NODE_DEFINE(Transform, TRANSFORM, ID_RECALC_TRANSFORM);
DEG_COMPONENT_NODE_DEFINE(ObjectFromLayer, OBJECT_FROM_LAYER, 0);
DEG_COMPONENT_NODE_DEFINE(Dupli, DUPLI, 0);
DEG_COMPONENT_NODE_DEFINE(Synchronization, SYNCHRONIZATION, 0);
DEG_COMPONENT_NODE_DEFINE(Audio, AUDIO, 0);
DEG_COMPONENT_NODE_DEFINE(Armature, ARMATURE, 0);
DEG_COMPONENT_NODE_DEFINE(GenericDatablock, GENERIC_DATABLOCK, 0);
DEG_COMPONENT_NODE_DEFINE(Visibility, VISIBILITY, 0);
DEG_COMPONENT_NODE_DEFINE(Simulation, SIMULATION, 0);
DEG_COMPONENT_NODE_DEFINE(NTreeOutput, NTREE_OUTPUT, ID_RECALC_NTREE_OUTPUT);
/** \} */
/* -------------------------------------------------------------------- */
/** \name Node Types Register
* \{ */
void deg_register_component_depsnodes()
{
register_node_typeinfo(&DNTI_ANIMATION);
register_node_typeinfo(&DNTI_BONE);
register_node_typeinfo(&DNTI_CACHE);
register_node_typeinfo(&DNTI_BATCH_CACHE);
register_node_typeinfo(&DNTI_COPY_ON_WRITE);
register_node_typeinfo(&DNTI_GEOMETRY);
register_node_typeinfo(&DNTI_LAYER_COLLECTIONS);
register_node_typeinfo(&DNTI_PARAMETERS);
register_node_typeinfo(&DNTI_PARTICLE_SYSTEM);
register_node_typeinfo(&DNTI_PARTICLE_SETTINGS);
register_node_typeinfo(&DNTI_POINT_CACHE);
register_node_typeinfo(&DNTI_IMAGE_ANIMATION);
register_node_typeinfo(&DNTI_EVAL_POSE);
register_node_typeinfo(&DNTI_SEQUENCER);
register_node_typeinfo(&DNTI_SHADING);
register_node_typeinfo(&DNTI_TRANSFORM);
register_node_typeinfo(&DNTI_OBJECT_FROM_LAYER);
register_node_typeinfo(&DNTI_DUPLI);
register_node_typeinfo(&DNTI_SYNCHRONIZATION);
register_node_typeinfo(&DNTI_AUDIO);
register_node_typeinfo(&DNTI_ARMATURE);
register_node_typeinfo(&DNTI_GENERIC_DATABLOCK);
register_node_typeinfo(&DNTI_VISIBILITY);
register_node_typeinfo(&DNTI_SIMULATION);
register_node_typeinfo(&DNTI_NTREE_OUTPUT);
}
/** \} */
} // namespace blender::deg
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