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SceneTreeFTI faster access to Node children

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This commit is contained in:
lawnjelly
2025-05-09 20:47:19 +01:00
parent 4a44078451
commit cbd6c8d561
2 changed files with 13 additions and 4 deletions
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2
scene/main/node.h
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@ -47,6 +47,8 @@ SAFE_NUMERIC_TYPE_PUN_GUARANTEES(uint32_t)
class Node : public Object {
GDCLASS(Node, Object);
friend class SceneTreeFTI;
protected:
// During group processing, these are thread-safe.
// Outside group processing, these avoid the cost of sync by working as plain primitive types.

15
scene/main/scene_tree_fti.cpp
View File

@ -318,12 +318,19 @@ void SceneTreeFTI::_update_dirty_nodes(Node *p_node, uint32_t p_current_frame, f
return;
}
// Temporary direct access to children cache for speed.
// Maybe replaced later by a more generic fast access method
// for children.
p_node->_update_children_cache();
Span<Node *> children = p_node->data.children_cache.span();
uint32_t num_children = children.size();
// Not a Node3D.
// Could be e.g. a viewport or something
// so we should still recurse to children.
if (!s) {
for (int n = 0; n < p_node->get_child_count(); n++) {
_update_dirty_nodes(p_node->get_child(n), p_current_frame, p_interpolation_fraction, p_active, nullptr, p_depth + 1);
for (uint32_t n = 0; n < num_children; n++) {
_update_dirty_nodes(children.ptr()[n], p_current_frame, p_interpolation_fraction, p_active, nullptr, p_depth + 1);
}
return;
}
@ -424,8 +431,8 @@ void SceneTreeFTI::_update_dirty_nodes(Node *p_node, uint32_t p_current_frame, f
s->_clear_dirty_bits(Node3D::DIRTY_GLOBAL_INTERPOLATED_TRANSFORM);
// Recurse to children.
for (int n = 0; n < p_node->get_child_count(); n++) {
_update_dirty_nodes(p_node->get_child(n), p_current_frame, p_interpolation_fraction, p_active, s->data.fti_global_xform_interp_set ? &s->data.global_transform_interpolated : &s->data.global_transform, p_depth + 1);
for (uint32_t n = 0; n < num_children; n++) {
_update_dirty_nodes(children.ptr()[n], p_current_frame, p_interpolation_fraction, p_active, s->data.fti_global_xform_interp_set ? &s->data.global_transform_interpolated : &s->data.global_transform, p_depth + 1);
}
}