[Bf-blender-cvs] [04e816bd11a] master: Fix T86432: missing check if attribute is available

[Jacques Lucke]

Commit: 04e816bd11a1424f51703fc0921dda843f0ff41e
Author: Jacques Lucke
Date:   Tue Mar 9 16:59:58 2021 +0100
Branches: master
https://developer.blender.org/rB04e816bd11a1424f51703fc0921dda843f0ff41e

Fix T86432: missing check if attribute is available

This failed when the component did exist, but did not contain any data.

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

M	source/blender/nodes/geometry/nodes/node_geo_point_translate.cc

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diff --git a/source/blender/nodes/geometry/nodes/node_geo_point_translate.cc b/source/blender/nodes/geometry/nodes/node_geo_point_translate.cc
index cb3cd012c77..015f4cd38e7 100644
--- a/source/blender/nodes/geometry/nodes/node_geo_point_translate.cc
+++ b/source/blender/nodes/geometry/nodes/node_geo_point_translate.cc
@@ -46,6 +46,9 @@ static void execute_on_component(GeoNodeExecParams params, GeometryComponent &co
 {
   OutputAttributePtr position_attribute = component.attribute_try_get_for_output(
       "position", ATTR_DOMAIN_POINT, CD_PROP_FLOAT3);
+  if (!position_attribute) {
+    return;
+  }
   ReadAttributePtr attribute = params.get_input_attribute(
       "Translation", component, ATTR_DOMAIN_POINT, CD_PROP_FLOAT3, nullptr);
   if (!attribute) {