[Bf-blender-cvs] [f564126cdf1] master: Fix: add radius attribute in simulation modifier

[Jacques Lucke]

Commit: f564126cdf1b172e01553aded2fd9b00a0e0ca67
Author: Jacques Lucke
Date:   Thu Sep 24 11:56:02 2020 +0200
Branches: master
https://developer.blender.org/rBf564126cdf1b172e01553aded2fd9b00a0e0ca67

Fix: add radius attribute in simulation modifier

This is necessary to not make it crash immediatly after recent changes.

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

M	source/blender/modifiers/intern/MOD_simulation.cc

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

diff --git a/source/blender/modifiers/intern/MOD_simulation.cc b/source/blender/modifiers/intern/MOD_simulation.cc
index d009eef00e6..7b76cb56d5d 100644
--- a/source/blender/modifiers/intern/MOD_simulation.cc
+++ b/source/blender/modifiers/intern/MOD_simulation.cc
@@ -114,6 +114,10 @@ static PointCloud *modifyPointCloud(ModifierData *md,
       CustomData_get_layer_named(&state->attributes, CD_PROP_FLOAT, "Radius"));
   memcpy(pointcloud->co, positions, sizeof(float3) * state->tot_particles);
 
+  CustomData_add_layer_named(
+      &pointcloud->pdata, CD_PROP_FLOAT, CD_CALLOC, NULL, state->tot_particles, "Radius");
+  BKE_pointcloud_update_customdata_pointers(pointcloud);
+
   for (int i = 0; i < state->tot_particles; i++) {
     pointcloud->radius[i] = radii[i];
   }