Bugfix [#26004] compositor: backdrop zoom factor too small

The backdrop zoom factor for new node-editor instances was not set
(i.e. was default initialised to 0). Now, this gets set to 1.0.

Also, set the property default in RNA to match this.

2 files changed, 4 insertions, 0 deletions

diff --git a/source/blender/editors/space_node/space_node.c b/source/blender/editors/space_node/space_node.c
index dab6568bea6..1ac745b8c0e 100644
--- a/source/blender/editors/space_node/space_node.c
+++ b/source/blender/editors/space_node/space_node.c
@@ -98,6 +98,9 @@ static SpaceLink *node_new(const bContext *UNUSED(C))
 	snode= MEM_callocN(sizeof(SpaceNode), "initnode");
 	snode->spacetype= SPACE_NODE;	
 	
+	/* backdrop */
+	snode->zoom = 1.0f;
+	
 	/* header */
 	ar= MEM_callocN(sizeof(ARegion), "header for node");
 	
diff --git a/source/blender/makesrna/intern/rna_space.c b/source/blender/makesrna/intern/rna_space.c
index 2cade184a8e..78434643028 100644
--- a/source/blender/makesrna/intern/rna_space.c
+++ b/source/blender/makesrna/intern/rna_space.c
@@ -2325,6 +2325,7 @@ static void rna_def_space_node(BlenderRNA *brna)
 	
 	prop= RNA_def_property(srna, "backdrop_zoom", PROP_FLOAT, PROP_NONE);
 	RNA_def_property_float_sdna(prop, NULL, "zoom");
+	RNA_def_property_float_default(prop, 1.0f);
 	RNA_def_property_range(prop, 0.01f, FLT_MAX);
     RNA_def_property_ui_range(prop, 0.01, 100, 1, 2);
 	RNA_def_property_ui_text(prop, "Backdrop Zoom", "Backdrop zoom factor");