[Bf-blender-cvs] [cd8893d4463] blender-v2.92-release: Fix (unreported) LibOverride: hair cache settings not working.

[Bastien Montagne]

Commit: cd8893d4463ab8e076adcb2085d7f3eab8c3c926
Author: Bastien Montagne
Date:   Fri Jan 22 11:39:56 2021 +0100
Branches: blender-v2.92-release
https://developer.blender.org/rBcd8893d4463ab8e076adcb2085d7f3eab8c3c926

Fix (unreported) LibOverride: hair cache settings not working.

Thanks to that same point cache being exposed in **four** different RNA
paths (twice in particle system, and twice in its embedded cloth
simulation settings).

Only way is to also make particle system overridable.

===================================================================

M	source/blender/makesrna/intern/rna_particle.c

===================================================================

diff --git a/source/blender/makesrna/intern/rna_particle.c b/source/blender/makesrna/intern/rna_particle.c
index 05d7af6d436..c42d891c389 100644
--- a/source/blender/makesrna/intern/rna_particle.c
+++ b/source/blender/makesrna/intern/rna_particle.c
@@ -3656,6 +3656,8 @@ static void rna_def_particle_system(BlenderRNA *brna)
   RNA_def_property_string_funcs(prop, NULL, NULL, "rna_ParticleSystem_name_set");
   RNA_def_struct_name_property(srna, prop);
 
+  RNA_define_lib_overridable(true);
+
   /* access to particle settings is redirected through functions */
   /* to allow proper id-buttons functionality */
   prop = RNA_def_property(srna, "settings", PROP_POINTER, PROP_NONE);
@@ -3715,7 +3717,6 @@ static void rna_def_particle_system(BlenderRNA *brna)
   prop = RNA_def_property(srna, "reactor_target_object", PROP_POINTER, PROP_NONE);
   RNA_def_property_pointer_sdna(prop, NULL, "target_ob");
   RNA_def_property_flag(prop, PROP_EDITABLE);
-  RNA_def_property_override_flag(prop, PROPOVERRIDE_OVERRIDABLE_LIBRARY);
   RNA_def_property_ui_text(prop,
                            "Reactor Target Object",
                            "For reactor systems, the object that has the target particle system "
@@ -3993,6 +3994,8 @@ static void rna_def_particle_system(BlenderRNA *brna)
       prop, "Timestep", "The current simulation time step size, as a fraction of a frame");
   RNA_def_property_clear_flag(prop, PROP_EDITABLE);
 
+  RNA_define_lib_overridable(false);
+
   RNA_def_struct_path_func(srna, "rna_ParticleSystem_path");
 
   /* extract cached hair location data */