1 files changed, 42 insertions, 6 deletions
diff --git a/source/blender/makesrna/intern/rna_constraint.c b/source/blender/makesrna/intern/rna_constraint.c
index d79f2c4d13f..d34885e1a68 100644
--- a/source/blender/makesrna/intern/rna_constraint.c
+++ b/source/blender/makesrna/intern/rna_constraint.c
@@ -1624,18 +1624,48 @@ static void rna_def_constraint_transform_like(BlenderRNA *brna)
        0,
        "Replace",
        "Replace the original transformation with copied"},
+      {0, "", 0, NULL, NULL},
+      {TRANSLIKE_MIX_BEFORE_FULL,
+       "BEFORE_FULL",
+       0,
+       "Before Original (Full)",
+       "Apply copied transformation before original, using simple matrix multiplication as if "
+       "the constraint target is a parent in Full Inherit Scale mode. "
+       "Will create shear when combining rotation and non-uniform scale"},
       {TRANSLIKE_MIX_BEFORE,
        "BEFORE",
        0,
-       "Before Original",
-       "Apply copied transformation before original, as if the constraint target is a parent. "
-       "Scale is handled specially to avoid creating shear"},
+       "Before Original (Aligned)",
+       "Apply copied transformation before original, as if the constraint target is a parent in "
+       "Aligned Inherit Scale mode. This effectively uses Full for location and Split Channels "
+       "for rotation and scale"},
+      {TRANSLIKE_MIX_BEFORE_SPLIT,
+       "BEFORE_SPLIT",
+       0,
+       "Before Original (Split Channels)",
+       "Apply copied transformation before original, handling location, rotation and scale "
+       "separately, similar to a sequence of three Copy constraints"},
+      {0, "", 0, NULL, NULL},
+      {TRANSLIKE_MIX_AFTER_FULL,
+       "AFTER_FULL",
+       0,
+       "After Original (Full)",
+       "Apply copied transformation after original, using simple matrix multiplication as if "
+       "the constraint target is a child in Full Inherit Scale mode. "
+       "Will create shear when combining rotation and non-uniform scale"},
       {TRANSLIKE_MIX_AFTER,
        "AFTER",
        0,
-       "After Original",
-       "Apply copied transformation after original, as if the constraint target is a child. "
-       "Scale is handled specially to avoid creating shear"},
+       "After Original (Aligned)",
+       "Apply copied transformation after original, as if the constraint target is a child in "
+       "Aligned Inherit Scale mode. This effectively uses Full for location and Split Channels "
+       "for rotation and scale"},
+      {TRANSLIKE_MIX_AFTER_SPLIT,
+       "AFTER_SPLIT",
+       0,
+       "After Original (Split Channels)",
+       "Apply copied transformation after original, handling location, rotation and scale "
+       "separately, similar to a sequence of three Copy constraints"},
       {0, NULL, 0, NULL, NULL},
   };
 
@@ -1653,6 +1683,12 @@ static void rna_def_constraint_transform_like(BlenderRNA *brna)
 
   RNA_define_lib_overridable(true);
 
+  prop = RNA_def_property(srna, "remove_target_shear", PROP_BOOLEAN, PROP_NONE);
+  RNA_def_property_boolean_sdna(prop, NULL, "flag", TRANSLIKE_REMOVE_TARGET_SHEAR);
+  RNA_def_property_ui_text(
+      prop, "Remove Target Shear", "Remove shear from the target transformation before combining");
+  RNA_def_property_update(prop, NC_OBJECT | ND_CONSTRAINT, "rna_Constraint_update");
+
   prop = RNA_def_property(srna, "mix_mode", PROP_ENUM, PROP_NONE);
   RNA_def_property_enum_sdna(prop, NULL, "mix_mode");
   RNA_def_property_enum_items(prop, mix_mode_items);