fix [#24786] Setting Rotation Units to Radians doesn't affect the UI [33146]

release/scripts/ui/properties_scene.py

@@ -53,6 +53,7 @@ class SCENE_PT_unit(SceneButtonsPanel, bpy.types.Panel):
 
         col = layout.column()
         col.row().prop(unit, "system", expand=True)
+        col.row().prop(unit, "system_rotation", expand=True)
 
         split = layout.split()
         split.active = (unit.system != 'NONE')
@@ -63,8 +64,6 @@ class SCENE_PT_unit(SceneButtonsPanel, bpy.types.Panel):
         col = split.column()
         col.prop(unit, "use_separate")
 
-        layout.column().prop(unit, "rotation_units")
-
 
 class SCENE_PT_keying_sets(SceneButtonsPanel, bpy.types.Panel):
     bl_label = "Keying Sets"

source/blender/blenkernel/intern/unit.c

@@ -255,6 +255,8 @@ static struct bUnitCollection buNaturalTimeCollecton = {buNaturalTimeDef, 3, 0,
 
 static struct bUnitDef buNaturalRotDef[] = {
 	{"degree", "degrees",			"°", NULL, "Degrees",		M_PI/180.0, 0.0,	B_UNIT_DEF_NONE},
+//	{"radian", "radians",			"r", NULL, "Radians",		1.0, 0.0,			B_UNIT_DEF_NONE},
+//	{"turn", "turns",				"t", NULL, "Turns",			1.0/(M_PI*2.0), 0.0,B_UNIT_DEF_NONE},
 	{NULL, NULL, NULL, NULL, NULL, 0.0, 0.0}
 };
 static struct bUnitCollection buNaturalRotCollection = {buNaturalRotDef, 0, 0, sizeof(buNaturalRotDef)/sizeof(bUnitDef)};

source/blender/editors/animation/anim_draw.c

@@ -392,7 +392,7 @@ float ANIM_unit_mapping_get_factor (Scene *scene, ID *id, FCurve *fcu, short res
 			if (RNA_SUBTYPE_UNIT(RNA_property_subtype(prop)) == PROP_UNIT_ROTATION)
 			{
 				/* if the radians flag is not set, default to using degrees which need conversions */
-				if ((scene) && (scene->unit.flag & USER_UNIT_ROT_RADIANS) == 0) {
+				if ((scene) && (scene->unit.system_rotation == USER_UNIT_ROT_RADIANS) == 0) {
 					if (restore)
 						return M_PI / 180.0f;	/* degrees to radians */
 					else

source/blender/editors/interface/interface.c

@@ -1252,8 +1252,8 @@ int ui_is_but_unit(uiBut *but)
 
 	unit_type = RNA_SUBTYPE_UNIT(RNA_property_subtype(but->rnaprop));
 
-#if 0 // removed so angle buttons get correct snapping
+#if 1 // removed so angle buttons get correct snapping
-	if (scene->unit.flag & USER_UNIT_ROT_RADIANS && unit_type == PROP_UNIT_ROTATION)
+	if (scene->unit.system_rotation == USER_UNIT_ROT_RADIANS && unit_type == PROP_UNIT_ROTATION)
 		return 0;
 #endif
 	

source/blender/makesdna/DNA_scene_types.h

@@ -743,8 +743,10 @@ typedef struct bStats {
 typedef struct UnitSettings {
 	/* Display/Editing unit options for each scene */
 	float scale_length; /* maybe have other unit conversions? */
-	short system;
+	char system; /* imperial, metric etc */
-	short flag; /* imperial, metric etc */
+	char system_rotation; /* not implimented as a propper unit system yet */
+	short flag;
+	
 } UnitSettings;
 
 typedef struct PhysicsSettings {

source/blender/makesrna/intern/rna_scene.c

@@ -1278,6 +1278,11 @@ static void rna_def_unit_settings(BlenderRNA  *brna)
 	RNA_def_property_enum_items(prop, unit_systems);
 	RNA_def_property_ui_text(prop, "Unit System", "The unit system to use for button display");
 	RNA_def_property_update(prop, NC_WINDOW, NULL);
+	
+	prop= RNA_def_property(srna, "system_rotation", PROP_ENUM, PROP_NONE);
+	RNA_def_property_enum_items(prop, rotation_units);
+	RNA_def_property_ui_text(prop, "Rotation Units", "Unit to use for displaying/editing rotation values");
+	RNA_def_property_update(prop, NC_WINDOW, NULL);
 
 	prop= RNA_def_property(srna, "scale_length", PROP_FLOAT, PROP_UNSIGNED);
 	RNA_def_property_ui_text(prop, "Unit Scale", "Scale to use when converting between blender units and dimensions");
@@ -1289,12 +1294,6 @@ static void rna_def_unit_settings(BlenderRNA  *brna)
 	RNA_def_property_boolean_sdna(prop, NULL, "flag", USER_UNIT_OPT_SPLIT);
 	RNA_def_property_ui_text(prop, "Separate Units", "Display units in pairs");
 	RNA_def_property_update(prop, NC_WINDOW, NULL);
-	
-	prop= RNA_def_property(srna, "rotation_units", PROP_ENUM, PROP_NONE);
-	RNA_def_property_enum_bitflag_sdna(prop, NULL, "flag");
-	RNA_def_property_enum_items(prop, rotation_units);
-	RNA_def_property_ui_text(prop, "Rotation Units", "Unit to use for displaying/editing rotation values");
-	RNA_def_property_update(prop, NC_WINDOW, NULL);
 }
 
 void rna_def_render_layer_common(StructRNA *srna, int scene)