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Fix T96396: cannot set active node group output with Python 

This is essentially the same fix as in rB22a341d9d8d3d337f79df228ab2e4e0726f81430.
This commit is contained in:
Jacques Lucke 2022-03-14 10:21:19 +01:00
parent b3d0abd893
commit 82e7956f12
Notes: blender-bot 2023-02-14 08:07:50 +01:00 
Referenced by issue #96396, is_active_output stopped working correctly
Referenced by issue #96241, 3.1: Potential candidates for corrective releases
1 changed files with 19 additions and 0 deletions
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19
source/blender/makesrna/intern/rna_nodetree.c
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@ -4539,6 +4539,24 @@ static void rna_ShaderNode_is_active_output_set(PointerRNA *ptr, bool value)
}
}
static void rna_GroupOutput_is_active_output_set(PointerRNA *ptr, bool value)
{
bNodeTree *ntree = (bNodeTree *)ptr->owner_id;
bNode *node = ptr->data;
if (value) {
/* Make sure that no other group output is active at the same time. */
LISTBASE_FOREACH (bNode *, other_node, &ntree->nodes) {
if (other_node->type == NODE_GROUP_OUTPUT) {
other_node->flag &= ~NODE_DO_OUTPUT;
}
}
node->flag |= NODE_DO_OUTPUT;
}
else {
node->flag &= ~NODE_DO_OUTPUT;
}
}
static PointerRNA rna_ShaderNodePointDensity_psys_get(PointerRNA *ptr)
{
bNode *node = ptr->data;
@ -4917,6 +4935,7 @@ static void def_group_output(StructRNA *srna)
RNA_def_property_boolean_sdna(prop, NULL, "flag", NODE_DO_OUTPUT);
RNA_def_property_ui_text(
prop, "Active Output", "True if this node is used as the active group output");
RNA_def_property_boolean_funcs(prop, NULL, "rna_GroupOutput_is_active_output_set");
RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_update");
}