Alembic: added frame offset property

The offset is subtracted, so that it's intuitive (dragging slider pushes
the animation further that way on the timeline).

1 files changed, 9 insertions, 0 deletions

diff --git a/source/blender/makesrna/intern/rna_cachefile.c b/source/blender/makesrna/intern/rna_cachefile.c
index 09fdeb15b10..81b0c539e33 100644
--- a/source/blender/makesrna/intern/rna_cachefile.c
+++ b/source/blender/makesrna/intern/rna_cachefile.c
@@ -148,6 +148,15 @@ static void rna_def_cachefile(BlenderRNA *brna)
 	                                        " or to determine which file to use in a file sequence");
 	RNA_def_property_update(prop, 0, "rna_CacheFile_update");
 
+	prop = RNA_def_property(srna, "frame_offset", PROP_FLOAT, PROP_NONE);
+	RNA_def_property_float_sdna(prop, NULL, "frame_offset");
+	RNA_def_property_range(prop, -MAXFRAME, MAXFRAME);
+	RNA_def_property_ui_text(prop, "Frame Offset",
+	                         "Subtracted from the current frame to use for "
+	                         "looking up the data in the cache file, or to "
+	                         "determine which file to use in a file sequence");
+	RNA_def_property_update(prop, 0, "rna_CacheFile_update");
+
 	/* ----------------- Axis Conversion ----------------- */
 
 	prop = RNA_def_property(srna, "forward_axis", PROP_ENUM, PROP_NONE);