speedup multi function evaluation

2 files changed, 3 insertions, 2 deletions

diff --git a/source/blender/simulations/bparticles/events.cpp b/source/blender/simulations/bparticles/events.cpp
index 70d069e5a1a..1a4f366d8f2 100644
--- a/source/blender/simulations/bparticles/events.cpp
+++ b/source/blender/simulations/bparticles/events.cpp
@@ -67,7 +67,7 @@ void CustomEvent::filter(EventFilterInterface &interface)
   ParticleFunctionEvaluator inputs{m_inputs_fn, interface.index_mask(), interface.attributes()};
   inputs.context_builder().add_global_context(end_time_context);
   inputs.context_builder().add_element_context(durations_context,
-                                               IndexRange(interface.array_size()));
+                                               FN::MFElementContextIndices::FromDirectMapping());
   inputs.compute();
 
   for (uint pindex : interface.index_mask().indices()) {
diff --git a/source/blender/simulations/bparticles/particle_function.cpp b/source/blender/simulations/bparticles/particle_function.cpp
index eb1c6b6476c..331d3ef2bce 100644
--- a/source/blender/simulations/bparticles/particle_function.cpp
+++ b/source/blender/simulations/bparticles/particle_function.cpp
@@ -60,7 +60,8 @@ void ParticleFunctionEvaluator::compute()
   uint array_size = m_mask.min_array_size();
 
   FN::ParticleAttributesContext attributes_context = {m_particle_attributes};
-  m_context_builder.add_element_context(attributes_context, IndexRange(array_size));
+  m_context_builder.add_element_context(attributes_context,
+                                        FN::MFElementContextIndices::FromDirectMapping());
   m_context_builder.add_global_context(m_particle_fn.m_id_data_cache);
   m_context_builder.add_global_context(m_particle_fn.m_id_handle_lookup);