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/* SPDX-License-Identifier: GPL-2.0-or-later
* Copyright 2018 Blender Foundation. All rights reserved. */
/** \file
* \ingroup depsgraph
*/
#include "intern/builder/deg_builder_cache.h"
#include "MEM_guardedalloc.h"
#include "DNA_anim_types.h"
#include "BLI_utildefines.h"
#include "BKE_animsys.h"
#include "RNA_path.h"
namespace blender::deg {
/* Animated property storage. */
AnimatedPropertyID::AnimatedPropertyID() : data(nullptr), property_rna(nullptr)
{
}
AnimatedPropertyID::AnimatedPropertyID(const PointerRNA *pointer_rna,
const PropertyRNA *property_rna)
: AnimatedPropertyID(*pointer_rna, property_rna)
{
}
AnimatedPropertyID::AnimatedPropertyID(const PointerRNA &pointer_rna,
const PropertyRNA *property_rna)
: data(pointer_rna.data), property_rna(property_rna)
{
}
AnimatedPropertyID::AnimatedPropertyID(const ID *id, StructRNA *type, const char *property_name)
: data(id)
{
property_rna = RNA_struct_type_find_property(type, property_name);
}
AnimatedPropertyID::AnimatedPropertyID(const ID * /*id*/,
StructRNA *type,
void *data,
const char *property_name)
: data(data)
{
property_rna = RNA_struct_type_find_property(type, property_name);
}
bool operator==(const AnimatedPropertyID &a, const AnimatedPropertyID &b)
{
return a.data == b.data && a.property_rna == b.property_rna;
}
uint64_t AnimatedPropertyID::hash() const
{
uintptr_t ptr1 = (uintptr_t)data;
uintptr_t ptr2 = (uintptr_t)property_rna;
return static_cast<uint64_t>(((ptr1 >> 4) * 33) ^ (ptr2 >> 4));
}
namespace {
struct AnimatedPropertyCallbackData {
PointerRNA pointer_rna;
AnimatedPropertyStorage *animated_property_storage;
DepsgraphBuilderCache *builder_cache;
};
void animated_property_cb(ID * /*id*/, FCurve *fcurve, void *data_v)
{
if (fcurve->rna_path == nullptr || fcurve->rna_path[0] == '\0') {
return;
}
AnimatedPropertyCallbackData *data = static_cast<AnimatedPropertyCallbackData *>(data_v);
/* Resolve property. */
PointerRNA pointer_rna;
PropertyRNA *property_rna = nullptr;
if (!RNA_path_resolve_property(
&data->pointer_rna, fcurve->rna_path, &pointer_rna, &property_rna)) {
return;
}
/* Get storage for the ID.
* This is needed to deal with cases when nested datablock is animated by its parent. */
AnimatedPropertyStorage *animated_property_storage = data->animated_property_storage;
if (pointer_rna.owner_id != data->pointer_rna.owner_id) {
animated_property_storage = data->builder_cache->ensureAnimatedPropertyStorage(
pointer_rna.owner_id);
}
/* Set the property as animated. */
animated_property_storage->tagPropertyAsAnimated(&pointer_rna, property_rna);
}
} // namespace
AnimatedPropertyStorage::AnimatedPropertyStorage() : is_fully_initialized(false)
{
}
void AnimatedPropertyStorage::initializeFromID(DepsgraphBuilderCache *builder_cache, const ID *id)
{
AnimatedPropertyCallbackData data;
RNA_id_pointer_create(const_cast<ID *>(id), &data.pointer_rna);
data.animated_property_storage = this;
data.builder_cache = builder_cache;
BKE_fcurves_id_cb(const_cast<ID *>(id), animated_property_cb, &data);
}
void AnimatedPropertyStorage::tagPropertyAsAnimated(const AnimatedPropertyID &property_id)
{
animated_objects_set.add(property_id.data);
animated_properties_set.add(property_id);
}
void AnimatedPropertyStorage::tagPropertyAsAnimated(const PointerRNA *pointer_rna,
const PropertyRNA *property_rna)
{
tagPropertyAsAnimated(AnimatedPropertyID(pointer_rna, property_rna));
}
bool AnimatedPropertyStorage::isPropertyAnimated(const AnimatedPropertyID &property_id)
{
return animated_properties_set.contains(property_id);
}
bool AnimatedPropertyStorage::isPropertyAnimated(const PointerRNA *pointer_rna,
const PropertyRNA *property_rna)
{
return isPropertyAnimated(AnimatedPropertyID(pointer_rna, property_rna));
}
bool AnimatedPropertyStorage::isAnyPropertyAnimated(const PointerRNA *pointer_rna)
{
return animated_objects_set.contains(pointer_rna->data);
}
/* Builder cache itself. */
DepsgraphBuilderCache::~DepsgraphBuilderCache()
{
for (AnimatedPropertyStorage *animated_property_storage :
animated_property_storage_map_.values()) {
delete animated_property_storage;
}
}
AnimatedPropertyStorage *DepsgraphBuilderCache::ensureAnimatedPropertyStorage(const ID *id)
{
return animated_property_storage_map_.lookup_or_add_cb(
id, []() { return new AnimatedPropertyStorage(); });
}
AnimatedPropertyStorage *DepsgraphBuilderCache::ensureInitializedAnimatedPropertyStorage(
const ID *id)
{
AnimatedPropertyStorage *animated_property_storage = ensureAnimatedPropertyStorage(id);
if (!animated_property_storage->is_fully_initialized) {
animated_property_storage->initializeFromID(this, id);
animated_property_storage->is_fully_initialized = true;
}
return animated_property_storage;
}
} // namespace blender::deg
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