NUKE FLAGS
(v15.0.2)
General flags (must not intersect any class-specific flags):
General knob flags begin at 0x80.
DISABLED = 0x0000000000000080
Grey out and lock interface. Prevents copy/paste (see READ_ONLY to allow this).
NO_ANIMATION = 0x0000000000000100
Disable right click and button animation menu.
DO_NOT_WRITE = 0x0000000000000200
Disables calling to_script. No writing to script file or copy/paste.
INVISIBLE = 0x0000000000000400
Disables param and viewer widgets. Cannot be made visible again. See HIDDEN for this.
RESIZABLE = 0x0000000000000800
Allows more complex knobs to resize param panel to fill available space.
STARTLINE = 0x0000000000001000
Start a new line in the param panel before knob widget.
ENDLINE = 0x0000000000002000
Start a new line in the param panel after knob widget.
NO_RERENDER = 0x0000000000004000
Removes knob from Op hash calculation, preventing rerendering on value change.
NO_HANDLES = 0x0000000000008000
Disables viewer widget handles from drawing.
KNOB_CHANGED_ALWAYS = 0x0000000000010000
Always calls knob_changed, regardless of whether it has previously returned false.
NO_KNOB_CHANGED = 0x0000000000020000
Prevents knob_changed being called on value change. Set if prev knob_changed returned false.
HIDDEN = 0x0000000000040000
Disables param panel and viewer widgets. Can be managed dynamically with show/hide.
NO_UNDO = 0x0000000000080000
Disables laying down of undo/redo points.
ALWAYS_SAVE = 0x0000000000100000
Forces data to always be written regardless. Deprecated. Override not_default instead.
NODE_KNOB = 0x0000000000200000
For internal use only.
HANDLES_ANYWAY = 0x0000000000400000
Force viewer widgets to be visible regardless of current node tab.
INDETERMINATE = 0x0000000000800000
Presents a blacked out undefined value interface on supporting knobs.
COLOURCHIP_HAS_UNSET = 0x0000000001000000
Defines whether a color chip can be in the 'unset' state. Defaults to false.
SMALL_UI = 0x0000000002000000
Switches param panel widget to be more viewer Toolbar friendly in supported knobs (eg Button).
NO_NUMERIC_FIELDS = 0x0000000004000000
Disables numeric input box widget on supported knobs.
KNOB_CHANGED_RECURSIVE = 0x0000000008000000
Recursive knob_changed calls are prevented unless overriden using this flag.
READ_ONLY = 0x0000000010000000
As with DISABLED, except value can be copied from and expression linked against.
NO_CURVE_EDITOR = 0x0000000020000000
Disables curve editor.
NO_MULTIVIEW = 0x0000000040000000
Disables view menu and splitting when in a multiview script.
EARLY_STORE = 0x0000000080000000
Forces early synchronisation of data allowing usage in pre-op calls such as split_input().
MODIFIES_GEOMETRY = 0x0000000100000000
Should be set on all knobs which modify geometry or associated transforms.
OUTPUT_ONLY = 0x0000000200000000
Similar to READ_ONLY & NO_RERENDER together - data changes don't count as a script change.
NO_KNOB_CHANGED_FINISHED = 0x0000000400000000
Prevents knob_changed_finished being called on value change. Set if prev call returned false.
SET_SIZE_POLICY = 0x0000000800000000
Do not use.
EXPAND_TO_WIDTH = 0x0000001000000000
Force knob to expand to fill available space. - only for Enum knobs currently
NEVER_DRAW_HANDLES = 0x0000002000000000
Disables viewer widget handles from drawing. Unlike the NO_HANDLES flag, the state of this flag will never change internally within Nuke
KNOB_CHANGED_RIGHTCONTEXT = 0x0000004000000000
Always call knob_changed on a properly cooked Op, even if KNOB_CHANGED_ALWAYS is on
DONT_SAVE_TO_NODEPRESET = 0x0000008000000000
This value of this knob should never be saved to a NodePreset. Can be used, for example, for data knobs.
RESERVED_COLORCHIP_KNOB = 0x0000010000000000
DO NOT USE. This value is used by the colorchip knob.
READ_ONLY_IN_SCRIPTS = 0x0000020000000000
Prevents knobs from being modified from Python/Tcl
ALWAYS_ALIGN_LABEL_TOP = 0x0000040000000000
Label is always aligned to the top of the Knob
TINY_SLIDER = 0x0000080000000000
Modifies SLIDER to be a tiny slider underneath lineedit. Should be a numeric knob flag but we've overrun the < 0x80 condition.
HIDE_ANIMATION_AND_VIEWS = 0x0000100000000000
Prevents Animation Curve_Knob and Views being shown. Animation is still possible, unless NO_ANIMATION is set of course.
NO_COLOR_DROPDOWN = 0x0000200000000000
Prevents Color Panel Dropdown from being available. Popup color panel will stil be available.
NODEGRAPH_ONLY = 0x0000400000000000
Indicate that this knob should only be displayed when using the NodeGraph, since the Timeline uses gpuEngine, which might not support all the same knobs.
NO_SCRIPT_EXECUTE = 0x0000800000000000
Prevents 'execute' being called on the knob
MODIFIES_TIME = 0x0001000000000000
Should be set on all knobs which modify timing
TOOLBAR_BUTTON_DRAWSTYLE = 0x0002000000000000
This knob must be drawn in the style of Viewer toolbar knobs
FLAGS_LOCKED = 0x0004000000000000
Used to lock modifications to this knobs flags
DO_NOT_READ = 0x0008000000000000
Skip reading the knob from script, must be set before loading from script Enumeration_Knob only
Knob type-specific flags:
These should be in the range < 0x80.
Numeric knobs:
MAGNITUDE = 0x0000000000000001
Enables switchable numeric box & slider to multiple boxes (array knob derived numeric knobs).
SLIDER = 0x0000000000000002
Enables slider on single numeric knob, or array knob with MAGNITUDE set (numeric knobs).
LOG_SLIDER = 0x0000000000000004
Switches linear slider to log slider, or cubic depending on range (numeric knobs with SLIDER).
STORE_INTEGER = 0x0000000000000008
Stores and presents integer value rather than float (numeric knobs).
FORCE_RANGE = 0x0000000000000010
Forces stored and presented value to be clamped to range set (numeric knobs).
ANGLE = 0x0000000000000020
Switches widget for angle UI (single value numeric knobs).
NO_PROXYSCALE = 0x0000000000000040
Disables proxyscaling on knobs supporting it (XY_Knob & WH_Knob derivatives).
String Knobs:
GRANULAR_UNDO = 0x0000000000000001
Disables concatenation of minor undo events (string knobs)
NO_RECURSIVE_PATHS = 0x0000000000000002
Badly named. Actually disables relative paths (string knobs).
NO_TCL_ERROR = 0x0000000000000004
For strings containing TCL expressions, don't replace with TCL error messages if an error occurs
Enumeration:
SAVE_MENU = 0x0000000002000000
Forces menu entries to be written to script. Used by dynamic menus (enumeration knobs).
EXPAND_TO_CONTENTS = 0x0000000000000001
Make Enumeration knobs adjust their width to the size of the largest menu item.
EXACT_MATCH_ONLY = 0x0000000000000002
Make Enumeration knobs use exact match when setting a value. If an attempt is made to set an invalid value, the knob will be put into an Error state.
STRIP_CASCADE_PREFIX = 0x0000000000000004
Make Cascading Enumeration knobs not serialise out cascading prefixes
SceneView / Path knob:
SINGLE_SELECTION_ONLY = 0x0000000000000001
Knob only allows one item to be selected at a time
SHOW_BUTTONS = 0x0000000000000002
Show Add Layer/Delete Layer buttons
SHOW_SCENE_PICK_BUTTON = 0x0000000000000008
Show Scene Graph Dialog button to choose Prim(s) from the Scene
BeginGroup:
CLOSED = 0x0000000000000001
Stores the open/closed state of group knobs (group knobs)
TOOLBAR_GROUP = 0x0000000000000002
Make the group into a viewer toolbar. General used via BeginToolbar (group knobs).
TOOLBAR_LEFT = 0x0000000000000000
Defines which side of viewer toolbar appears on. Pick one at toolbar construction time (toolbar).
TOOLBAR_TOP = 0x0000000000000010
Defines which side of viewer toolbar appears on. Pick one at toolbar construction time (toolbar).
TOOLBAR_BOTTOM = 0x0000000000000020
Defines which side of viewer toolbar appears on. Pick one at toolbar construction time (toolbar).
TOOLBAR_RIGHT = 0x0000000000000030
Defines which side of viewer toolbar appears on. Pick one at toolbar construction time (toolbar).
TOOLBAR_POSITION = 0x0000000000000030
A mask for the position part of the flags
ChannelSet/Channel:
NO_CHECKMARKS = 0x0000000000000001
Disable individual channel checkbox widgets (channel/channelset knobs).
NO_ALPHA_PULLDOWN = 0x0000000000000002
Disable 4th channel pulldown widget (channel/channelset knobs).
FULL_LAYER_ENABLED = 0x0000000000000004
channel/channelset knobs will always consider every channel in a layer to be enabled.
FORCE_RGBA_LAYER = 0x0000000000000008
Disables the layer selection dropdown. Forces the layer to always be RGBA.
Format knob:
PROXY_DEFAULT = 0x0000000000000001
Sets default knob value from script proxy format rather than full res (format knob).
ColorChip knob:
COLORCHIP_PRESERVE_ALPHA = 0x0000010000000000
The ColorChip_knob discards alpha values by default. Set this flag to make it keep them, instead.
Colorspace Knob:
ALLOW_NUKE_COLORSPACES = 0x0000000000000001
Allows the knob to display Nuke's native colorspaces if Color Management is set to Nuke.
Text knob:
WORD_WRAP = 0x0000000000000001
Enable word wrapping-wrapping for the Text_knob
Eyedropper knob:
CHECKED = 0x0000000000000001
Tick checkbox in the ticker
Tick checkbox in the ticker