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test2/source/blender/editors/space_graph/graph_buttons.cc
Sybren A. Stüvel 15922bec71 Anim: fix crash when loading F-Curve with unknown modifier 
When loading a blend file that has an F-Curve with an unknown modifier
on it, this should be gracefully handled.

Pull Request: https://projects.blender.org/blender/blender/pulls/145574
2025-09-02 16:08:38 +02:00

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/* SPDX-FileCopyrightText: 2009 Blender Authors
*
* SPDX-License-Identifier: GPL-2.0-or-later */
/** \file
* \ingroup spgraph
*
* Graph editor space & buttons.
*/
#include <cfloat>
#include <cstring>
#include "DNA_anim_types.h"
#include "DNA_object_types.h"
#include "DNA_scene_types.h"
#include "MEM_guardedalloc.h"
#include "BLI_listbase.h"
#include "BLI_math_rotation.h"
#include "BLI_string.h"
#include "BLI_string_utf8.h"
#include "BLI_utildefines.h"
#include "BLT_translation.hh"
#include "BKE_anim_data.hh"
#include "BKE_context.hh"
#include "BKE_curve.hh"
#include "BKE_fcurve.hh"
#include "BKE_fcurve_driver.h"
#include "BKE_global.hh"
#include "BKE_screen.hh"
#include "BKE_unit.hh"
#include "DEG_depsgraph.hh"
#include "DEG_depsgraph_build.hh"
#include "WM_api.hh"
#include "WM_types.hh"
#include "RNA_access.hh"
#include "RNA_path.hh"
#include "RNA_prototypes.hh"
#include "ED_anim_api.hh"
#include "ED_screen.hh"
#include "ED_undo.hh"
#include "UI_interface.hh"
#include "UI_interface_layout.hh"
#include "UI_resources.hh"
#include "graph_intern.hh" /* own include */
#define B_REDR 1
/* -------------------------------------------------------------------- */
/** \name Internal Utilities
* \{ */
static bool graph_panel_context(const bContext *C, bAnimListElem **ale, FCurve **fcu)
{
bAnimContext ac;
bAnimListElem *elem = nullptr;
/* For now, only draw if we could init the anim-context info
* (necessary for all animation-related tools)
* to work correctly is able to be correctly retrieved.
* There's no point showing empty panels?
*/
if (ANIM_animdata_get_context(C, &ac) == 0) {
return false;
}
/* try to find 'active' F-Curve */
elem = get_active_fcurve_channel(&ac);
if (elem == nullptr) {
return false;
}
if (fcu) {
*fcu = (FCurve *)elem->data;
}
if (ale) {
*ale = elem;
}
else {
MEM_freeN(elem);
}
return true;
}
FCurve *ANIM_graph_context_fcurve(const bContext *C)
{
FCurve *fcu;
if (!graph_panel_context(C, nullptr, &fcu)) {
return nullptr;
}
return fcu;
}
static bool graph_panel_poll(const bContext *C, PanelType * /*pt*/)
{
return graph_panel_context(C, nullptr, nullptr);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Cursor Header
* \{ */
static void graph_panel_cursor_header(const bContext *C, Panel *panel)
{
bScreen *screen = CTX_wm_screen(C);
SpaceGraph *sipo = CTX_wm_space_graph(C);
uiLayout *col;
/* get RNA pointers for use when creating the UI elements */
PointerRNA spaceptr = RNA_pointer_create_discrete(&screen->id, &RNA_SpaceGraphEditor, sipo);
/* 2D-Cursor */
col = &panel->layout->column(false);
col->prop(&spaceptr, "show_cursor", UI_ITEM_NONE, "", ICON_NONE);
}
static void graph_panel_cursor(const bContext *C, Panel *panel)
{
bScreen *screen = CTX_wm_screen(C);
SpaceGraph *sipo = CTX_wm_space_graph(C);
Scene *scene = CTX_data_scene(C);
uiLayout *layout = panel->layout;
uiLayout *col, *sub;
/* get RNA pointers for use when creating the UI elements */
PointerRNA sceneptr = RNA_id_pointer_create(&scene->id);
PointerRNA spaceptr = RNA_pointer_create_discrete(&screen->id, &RNA_SpaceGraphEditor, sipo);
layout->use_property_split_set(true);
layout->use_property_decorate_set(false);
/* 2D-Cursor */
col = &layout->column(false);
col->active_set(RNA_boolean_get(&spaceptr, "show_cursor"));
sub = &col->column(true);
if (sipo->mode == SIPO_MODE_DRIVERS) {
sub->prop(&spaceptr, "cursor_position_x", UI_ITEM_NONE, IFACE_("Cursor X"), ICON_NONE);
}
else {
sub->prop(&sceneptr, "frame_current", UI_ITEM_NONE, IFACE_("Cursor X"), ICON_NONE);
}
sub->prop(&spaceptr, "cursor_position_y", UI_ITEM_NONE, IFACE_("Y"), ICON_NONE);
sub = &col->column(true);
sub->op("GRAPH_OT_frame_jump", IFACE_("Cursor to Selection"), ICON_NONE);
sub->op("GRAPH_OT_snap_cursor_value", IFACE_("Cursor Value to Selection"), ICON_NONE);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Active F-Curve
* \{ */
static void graph_panel_properties(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
uiLayout *layout = panel->layout;
uiLayout *col;
char name[256];
int icon = 0;
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
/* F-Curve pointer */
PointerRNA fcu_ptr = RNA_pointer_create_discrete(ale->fcurve_owner_id, &RNA_FCurve, fcu);
/* user-friendly 'name' for F-Curve */
col = &layout->column(false);
if (ale->type == ANIMTYPE_FCURVE) {
/* get user-friendly name for F-Curve */
const std::optional<int> optional_icon = getname_anim_fcurve(name, ale->id, fcu);
if (optional_icon) {
icon = *optional_icon;
}
else if (ale->id) {
icon = RNA_struct_ui_icon(ID_code_to_RNA_type(GS(ale->id->name)));
}
else {
icon = ICON_NONE;
}
}
else {
/* NLA Control Curve, etc. */
const bAnimChannelType *acf = ANIM_channel_get_typeinfo(ale);
/* get name */
if (acf && acf->name) {
acf->name(ale, name);
}
else {
STRNCPY_UTF8(name, IFACE_("<invalid>"));
icon = ICON_ERROR;
}
/* icon */
if (ale->type == ANIMTYPE_NLACURVE) {
icon = ICON_NLA;
}
}
col->label(name, icon);
layout->use_property_split_set(true);
layout->use_property_decorate_set(false);
/* RNA-Path Editing - only really should be enabled when things aren't working */
col = &layout->column(false);
col->enabled_set((fcu->flag & FCURVE_DISABLED) != 0);
col->prop(&fcu_ptr, "data_path", UI_ITEM_NONE, "", ICON_RNA);
col->prop(&fcu_ptr, "array_index", UI_ITEM_NONE, std::nullopt, ICON_NONE);
/* color settings */
col = &layout->column(true);
col->prop(&fcu_ptr, "color_mode", UI_ITEM_NONE, IFACE_("Display Color"), ICON_NONE);
if (fcu->color_mode == FCURVE_COLOR_CUSTOM) {
col->prop(&fcu_ptr, "color", UI_ITEM_NONE, IFACE_("Color"), ICON_NONE);
}
/* smoothing setting */
col = &layout->column(true);
col->prop(&fcu_ptr, "auto_smoothing", UI_ITEM_NONE, IFACE_("Handle Smoothing"), ICON_NONE);
MEM_freeN(ale);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Active Keyframe
* \{ */
/* get 'active' keyframe for panel editing */
static bool get_active_fcurve_keyframe_edit(const FCurve *fcu,
BezTriple **r_bezt,
BezTriple **r_prevbezt)
{
/* zero the pointers */
*r_bezt = *r_prevbezt = nullptr;
const int active_keyframe_index = BKE_fcurve_active_keyframe_index(fcu);
if (active_keyframe_index == FCURVE_ACTIVE_KEYFRAME_NONE) {
return false;
}
/* The active keyframe should be selected. */
BLI_assert(BEZT_ISSEL_ANY(&fcu->bezt[active_keyframe_index]));
*r_bezt = &fcu->bezt[active_keyframe_index];
/* Previous is either one before the active, or the point itself if it's the first. */
const int prev_index = max_ii(active_keyframe_index - 1, 0);
*r_prevbezt = &fcu->bezt[prev_index];
return true;
}
/* update callback for active keyframe properties - base updates stuff */
static void graphedit_activekey_update_cb(bContext * /*C*/, void *fcu_ptr, void * /*bezt_ptr*/)
{
FCurve *fcu = (FCurve *)fcu_ptr;
/* make sure F-Curve and its handles are still valid after this editing */
sort_time_fcurve(fcu);
BKE_fcurve_handles_recalc(fcu);
}
/* update callback for active keyframe properties - handle-editing wrapper */
static void graphedit_activekey_handles_cb(bContext *C, void *fcu_ptr, void *bezt_ptr)
{
BezTriple *bezt = (BezTriple *)bezt_ptr;
/* since editing the handles, make sure they're set to types which are receptive to editing
* see transform_conversions.c :: createTransGraphEditData(), last step in second loop
*/
if (ELEM(bezt->h1, HD_AUTO, HD_AUTO_ANIM) && ELEM(bezt->h2, HD_AUTO, HD_AUTO_ANIM)) {
/* by changing to aligned handles, these can now be moved... */
bezt->h1 = HD_ALIGN;
bezt->h2 = HD_ALIGN;
}
else {
BKE_nurb_bezt_handle_test(bezt, SELECT, NURB_HANDLE_TEST_EACH, false);
}
/* now call standard updates */
graphedit_activekey_update_cb(C, fcu_ptr, bezt_ptr);
}
/* update callback for editing coordinates of right handle in active keyframe properties
* NOTE: we cannot just do graphedit_activekey_handles_cb() due to "order of computation"
* weirdness (see calchandleNurb_intern() and #39911)
*/
static void graphedit_activekey_left_handle_coord_cb(bContext *C, void *fcu_ptr, void *bezt_ptr)
{
BezTriple *bezt = (BezTriple *)bezt_ptr;
const char f1 = bezt->f1;
const char f3 = bezt->f3;
bezt->f1 |= SELECT;
bezt->f3 &= ~SELECT;
/* perform normal updates NOW */
graphedit_activekey_handles_cb(C, fcu_ptr, bezt_ptr);
/* restore selection state so that no one notices this hack */
bezt->f1 = f1;
bezt->f3 = f3;
}
static void graphedit_activekey_right_handle_coord_cb(bContext *C, void *fcu_ptr, void *bezt_ptr)
{
BezTriple *bezt = (BezTriple *)bezt_ptr;
/* original state of handle selection - to be restored after performing the recalculation */
const char f1 = bezt->f1;
const char f3 = bezt->f3;
/* temporarily make it so that only the right handle is selected, so that updates go correctly
* (i.e. it now acts as if we've just transforming the vert when it is selected by itself)
*/
bezt->f1 &= ~SELECT;
bezt->f3 |= SELECT;
/* perform normal updates NOW */
graphedit_activekey_handles_cb(C, fcu_ptr, bezt_ptr);
/* restore selection state so that no one notices this hack */
bezt->f1 = f1;
bezt->f3 = f3;
}
static void graph_panel_key_properties(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
BezTriple *bezt, *prevbezt;
uiLayout *layout = panel->layout;
const ARegion *region = CTX_wm_region(C);
/* Just a width big enough so buttons use entire layout width (will be clamped by it then). */
const int but_max_width = region->winx;
uiLayout *col;
uiBlock *block;
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
block = layout->block();
// UI_block_func_handle_set(block, do_graph_region_buttons, nullptr);
layout->use_property_split_set(true);
layout->use_property_decorate_set(false);
/* only show this info if there are keyframes to edit */
if (get_active_fcurve_keyframe_edit(fcu, &bezt, &prevbezt)) {
PointerRNA fcu_prop_ptr;
PropertyRNA *fcu_prop = nullptr;
uiBut *but;
int unit = B_UNIT_NONE;
/* RNA pointer to keyframe, to allow editing */
PointerRNA bezt_ptr = RNA_pointer_create_discrete(ale->fcurve_owner_id, &RNA_Keyframe, bezt);
/* get property that F-Curve affects, for some unit-conversion magic */
PointerRNA id_ptr = RNA_id_pointer_create(ale->id);
if (RNA_path_resolve_property(&id_ptr, fcu->rna_path, &fcu_prop_ptr, &fcu_prop)) {
/* determine the unit for this property */
unit = RNA_SUBTYPE_UNIT(RNA_property_subtype(fcu_prop));
}
/* interpolation */
col = &layout->column(false);
if (fcu->flag & FCURVE_DISCRETE_VALUES) {
uiLayout *split = &col->split(0.33f, true);
split->label(IFACE_("Interpolation:"), ICON_NONE);
split->label(IFACE_("None for Enum/Boolean"), ICON_IPO_CONSTANT);
}
else {
col->prop(&bezt_ptr, "interpolation", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
/* easing type */
if (bezt->ipo > BEZT_IPO_BEZ) {
col->prop(&bezt_ptr, "easing", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
/* easing extra */
switch (bezt->ipo) {
case BEZT_IPO_BACK:
col = &layout->column(true);
col->prop(&bezt_ptr, "back", UI_ITEM_NONE, std::nullopt, ICON_NONE);
break;
case BEZT_IPO_ELASTIC:
col = &layout->column(true);
col->prop(&bezt_ptr, "amplitude", UI_ITEM_NONE, std::nullopt, ICON_NONE);
col->prop(&bezt_ptr, "period", UI_ITEM_NONE, std::nullopt, ICON_NONE);
break;
default:
break;
}
/* numerical coordinate editing
* - we use the button-versions of the calls so that we can attach special update handlers
* and unit conversion magic that cannot be achieved using a purely RNA-approach
*/
col = &layout->column(true);
/* keyframe itself */
{
uiItemL_respect_property_split(col, IFACE_("Key Frame"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"co_ui",
0,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_update_cb, fcu, bezt);
uiItemL_respect_property_split(col, IFACE_("Value"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"co_ui",
1,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_update_cb, fcu, bezt);
UI_but_unit_type_set(but, unit);
}
/* previous handle - only if previous was Bezier interpolation */
if ((prevbezt) && (prevbezt->ipo == BEZT_IPO_BEZ)) {
col = &layout->column(true);
uiItemL_respect_property_split(col, IFACE_("Left Handle Type"), ICON_NONE);
but = uiDefButR(block,
ButType::Menu,
B_REDR,
std::nullopt,
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_left_type",
0,
0,
0,
"Type of left handle");
UI_but_func_set(but, graphedit_activekey_handles_cb, fcu, bezt);
uiItemL_respect_property_split(col, IFACE_("Frame"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_left",
0,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_left_handle_coord_cb, fcu, bezt);
uiItemL_respect_property_split(col, IFACE_("Value"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_left",
1,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_left_handle_coord_cb, fcu, bezt);
UI_but_unit_type_set(but, unit);
}
/* next handle - only if current is Bezier interpolation */
if (bezt->ipo == BEZT_IPO_BEZ) {
/* NOTE: special update callbacks are needed on the coords here due to #39911 */
col = &layout->column(true);
uiItemL_respect_property_split(col, IFACE_("Right Handle Type"), ICON_NONE);
but = uiDefButR(block,
ButType::Menu,
B_REDR,
std::nullopt,
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_right_type",
0,
0,
0,
"Type of right handle");
UI_but_func_set(but, graphedit_activekey_handles_cb, fcu, bezt);
uiItemL_respect_property_split(col, IFACE_("Frame"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_right",
0,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_right_handle_coord_cb, fcu, bezt);
uiItemL_respect_property_split(col, IFACE_("Value"), ICON_NONE);
but = uiDefButR(block,
ButType::Num,
B_REDR,
"",
0,
0,
but_max_width,
UI_UNIT_Y,
&bezt_ptr,
"handle_right",
1,
0,
0,
std::nullopt);
UI_but_func_set(but, graphedit_activekey_right_handle_coord_cb, fcu, bezt);
UI_but_unit_type_set(but, unit);
}
}
else {
if ((fcu->bezt == nullptr) && (fcu->modifiers.first)) {
/* modifiers only - so no keyframes to be active */
layout->label(RPT_("F-Curve only has F-Modifiers"), ICON_NONE);
layout->label(RPT_("See Modifiers panel below"), ICON_INFO);
}
else if (fcu->fpt) {
/* samples only */
layout->label(RPT_("F-Curve does not have any keyframes as it only contains sampled points"),
ICON_NONE);
}
else {
layout->label(RPT_("No active keyframe on F-Curve"), ICON_NONE);
}
}
MEM_freeN(ale);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Drivers
* \{ */
#define B_IPO_DEPCHANGE 10
static void do_graph_region_driver_buttons(bContext *C, void *id_v, int event)
{
Main *bmain = CTX_data_main(C);
Scene *scene = CTX_data_scene(C);
switch (event) {
case B_IPO_DEPCHANGE: {
/* Was not actually run ever (nullptr always passed as arg to this callback).
* If needed again, will need to check how to pass both fcurve and ID... :/ */
#if 0
/* force F-Curve & Driver to get re-evaluated (same as the old Update Dependencies) */
FCurve *fcu = (FCurve *)fcu_v;
ChannelDriver *driver = (fcu) ? fcu->driver : nullptr;
/* clear invalid flags */
if (fcu) {
fcu->flag &= ~FCURVE_DISABLED;
driver->flag &= ~DRIVER_FLAG_INVALID;
}
#endif
ID *id = static_cast<ID *>(id_v);
AnimData *adt = BKE_animdata_from_id(id);
/* Rebuild depsgraph for the new dependencies, and ensure evaluated copies get flushed. */
DEG_relations_tag_update(bmain);
DEG_id_tag_update_ex(bmain, id, ID_RECALC_SYNC_TO_EVAL);
if (adt != nullptr) {
if (adt->action != nullptr) {
DEG_id_tag_update_ex(bmain, &adt->action->id, ID_RECALC_SYNC_TO_EVAL);
}
if (adt->tmpact != nullptr) {
DEG_id_tag_update_ex(bmain, &adt->tmpact->id, ID_RECALC_SYNC_TO_EVAL);
}
}
break;
}
}
/* default for now */
WM_event_add_notifier(C, NC_SCENE | ND_FRAME, scene); /* XXX could use better notifier */
}
/* callback to add a target variable to the active driver */
static void driver_add_var_cb(bContext *C, void *driver_v, void * /*arg*/)
{
ChannelDriver *driver = (ChannelDriver *)driver_v;
/* add a new variable */
driver_add_new_variable(driver);
ED_undo_push(C, "Add Driver Variable");
}
/* callback to remove target variable from active driver */
static void driver_delete_var_cb(bContext *C, void *driver_v, void *dvar_v)
{
ChannelDriver *driver = (ChannelDriver *)driver_v;
DriverVar *dvar = (DriverVar *)dvar_v;
/* remove the active variable */
driver_free_variable_ex(driver, dvar);
ED_undo_push(C, "Delete Driver Variable");
}
/* callback to report why a driver variable is invalid */
static void driver_dvar_invalid_name_query_cb(bContext *C, void *dvar_v, void * /*arg*/)
{
uiPopupMenu *pup = UI_popup_menu_begin(
C, CTX_IFACE_(BLT_I18NCONTEXT_OPERATOR_DEFAULT, "Invalid Variable Name"), ICON_NONE);
uiLayout *layout = UI_popup_menu_layout(pup);
DriverVar *dvar = (DriverVar *)dvar_v;
if (dvar->flag & DVAR_FLAG_INVALID_EMPTY) {
layout->label(RPT_("It cannot be left blank"), ICON_ERROR);
}
if (dvar->flag & DVAR_FLAG_INVALID_START_NUM) {
layout->label(RPT_("It cannot start with a number"), ICON_ERROR);
}
if (dvar->flag & DVAR_FLAG_INVALID_START_CHAR) {
layout->label(RPT_("It cannot start with a special character,"
" including '$', '@', '!', '~', '+', '-', '_', '.', or ' '"),
ICON_NONE);
}
if (dvar->flag & DVAR_FLAG_INVALID_HAS_SPACE) {
layout->label(RPT_("It cannot contain spaces (e.g. 'a space')"), ICON_ERROR);
}
if (dvar->flag & DVAR_FLAG_INVALID_HAS_DOT) {
layout->label(RPT_("It cannot contain dots (e.g. 'a.dot')"), ICON_ERROR);
}
if (dvar->flag & DVAR_FLAG_INVALID_HAS_SPECIAL) {
layout->label(RPT_("It cannot contain special (non-alphabetical/numeric) characters"),
ICON_ERROR);
}
if (dvar->flag & DVAR_FLAG_INVALID_PY_KEYWORD) {
layout->label(RPT_("It cannot be a reserved keyword in Python"), ICON_INFO);
}
UI_popup_menu_end(C, pup);
}
/* callback to reset the driver's flags */
static void driver_update_flags_cb(bContext * /*C*/, void *fcu_v, void * /*arg*/)
{
FCurve *fcu = (FCurve *)fcu_v;
ChannelDriver *driver = fcu->driver;
/* clear invalid flags */
fcu->flag &= ~FCURVE_DISABLED;
driver->flag &= ~DRIVER_FLAG_INVALID;
}
/* drivers panel poll */
static bool graph_panel_drivers_poll(const bContext *C, PanelType * /*pt*/)
{
SpaceGraph *sipo = CTX_wm_space_graph(C);
if (sipo->mode != SIPO_MODE_DRIVERS) {
return false;
}
return graph_panel_context(C, nullptr, nullptr);
}
static void graph_panel_driverVar_fallback(uiLayout *layout,
const DriverTarget *dtar,
PointerRNA *dtar_ptr)
{
if (dtar->options & DTAR_OPTION_USE_FALLBACK) {
uiLayout *row = &layout->row(true);
row->prop(dtar_ptr, "use_fallback_value", UI_ITEM_NONE, "", ICON_NONE);
row->prop(dtar_ptr, "fallback_value", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
else {
layout->prop(dtar_ptr, "use_fallback_value", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
}
/* settings for 'single property' driver variable type */
static void graph_panel_driverVar__singleProp(uiLayout *layout, ID *id, DriverVar *dvar)
{
DriverTarget *dtar = &dvar->targets[0];
uiLayout *row, *col;
/* initialize RNA pointer to the target */
PointerRNA dtar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar);
/* Target ID */
row = &layout->row(false);
row->red_alert_set((dtar->flag & DTAR_FLAG_INVALID) && !dtar->id);
uiTemplateAnyID(row, &dtar_ptr, "id", "id_type", IFACE_("Prop:"));
/* Target Property */
if (dtar->id) {
/* get pointer for resolving the property selected */
PointerRNA root_ptr = RNA_id_pointer_create(dtar->id);
/* rna path */
col = &layout->column(true);
col->red_alert_set(dtar->flag & (DTAR_FLAG_INVALID | DTAR_FLAG_FALLBACK_USED));
uiTemplatePathBuilder(col,
&dtar_ptr,
"data_path",
&root_ptr,
CTX_IFACE_(BLT_I18NCONTEXT_EDITOR_FILEBROWSER, "Path"));
/* Default value. */
graph_panel_driverVar_fallback(layout, dtar, &dtar_ptr);
}
}
/* settings for 'rotation difference' driver variable type */
/* FIXME: 1) Must be same armature for both dtars, 2) Alignment issues... */
static void graph_panel_driverVar__rotDiff(uiLayout *layout, ID *id, DriverVar *dvar)
{
DriverTarget *dtar = &dvar->targets[0];
DriverTarget *dtar2 = &dvar->targets[1];
Object *ob1 = (Object *)dtar->id;
Object *ob2 = (Object *)dtar2->id;
uiLayout *col;
/* initialize RNA pointer to the target */
PointerRNA dtar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar);
PointerRNA dtar2_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar2);
/* Object 1 */
col = &layout->column(true);
col->red_alert_set(dtar->flag & DTAR_FLAG_INVALID); /* XXX: per field... */
col->prop(&dtar_ptr, "id", UI_ITEM_NONE, IFACE_("Object 1"), ICON_NONE);
if (dtar->id && GS(dtar->id->name) == ID_OB && ob1->pose) {
PointerRNA tar_ptr = RNA_pointer_create_discrete(dtar->id, &RNA_Pose, ob1->pose);
col->prop_search(&dtar_ptr, "bone_target", &tar_ptr, "bones", "", ICON_BONE_DATA);
}
/* Object 2 */
col = &layout->column(true);
col->red_alert_set(dtar2->flag & DTAR_FLAG_INVALID); /* XXX: per field... */
col->prop(&dtar2_ptr, "id", UI_ITEM_NONE, IFACE_("Object 2"), ICON_NONE);
if (dtar2->id && GS(dtar2->id->name) == ID_OB && ob2->pose) {
PointerRNA tar_ptr = RNA_pointer_create_discrete(dtar2->id, &RNA_Pose, ob2->pose);
col->prop_search(&dtar2_ptr, "bone_target", &tar_ptr, "bones", "", ICON_BONE_DATA);
}
}
/* settings for 'location difference' driver variable type */
static void graph_panel_driverVar__locDiff(uiLayout *layout, ID *id, DriverVar *dvar)
{
DriverTarget *dtar = &dvar->targets[0];
DriverTarget *dtar2 = &dvar->targets[1];
Object *ob1 = (Object *)dtar->id;
Object *ob2 = (Object *)dtar2->id;
uiLayout *col;
/* initialize RNA pointer to the target */
PointerRNA dtar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar);
PointerRNA dtar2_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar2);
/* Object 1 */
col = &layout->column(true);
col->red_alert_set(dtar->flag & DTAR_FLAG_INVALID); /* XXX: per field... */
col->prop(&dtar_ptr, "id", UI_ITEM_NONE, IFACE_("Object 1"), ICON_NONE);
if (dtar->id && GS(dtar->id->name) == ID_OB && ob1->pose) {
PointerRNA tar_ptr = RNA_pointer_create_discrete(dtar->id, &RNA_Pose, ob1->pose);
col->prop_search(&dtar_ptr, "bone_target", &tar_ptr, "bones", IFACE_("Bone"), ICON_BONE_DATA);
}
/* we can clear it again now - it's only needed when creating the ID/Bone fields */
col->red_alert_set(false);
col->prop(&dtar_ptr, "transform_space", UI_ITEM_NONE, std::nullopt, ICON_NONE);
/* Object 2 */
col = &layout->column(true);
col->red_alert_set(dtar2->flag & DTAR_FLAG_INVALID); /* XXX: per field... */
col->prop(&dtar2_ptr, "id", UI_ITEM_NONE, IFACE_("Object 2"), ICON_NONE);
if (dtar2->id && GS(dtar2->id->name) == ID_OB && ob2->pose) {
PointerRNA tar_ptr = RNA_pointer_create_discrete(dtar2->id, &RNA_Pose, ob2->pose);
col->prop_search(&dtar2_ptr, "bone_target", &tar_ptr, "bones", IFACE_("Bone"), ICON_BONE_DATA);
}
/* we can clear it again now - it's only needed when creating the ID/Bone fields */
col->red_alert_set(false);
col->prop(&dtar2_ptr, "transform_space", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
/* settings for 'transform channel' driver variable type */
static void graph_panel_driverVar__transChan(uiLayout *layout, ID *id, DriverVar *dvar)
{
DriverTarget *dtar = &dvar->targets[0];
Object *ob = (Object *)dtar->id;
uiLayout *col, *sub;
/* initialize RNA pointer to the target */
PointerRNA dtar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar);
/* properties */
col = &layout->column(true);
col->red_alert_set(dtar->flag & DTAR_FLAG_INVALID); /* XXX: per field... */
col->prop(&dtar_ptr, "id", UI_ITEM_NONE, IFACE_("Object"), ICON_NONE);
if (dtar->id && GS(dtar->id->name) == ID_OB && ob->pose) {
PointerRNA tar_ptr = RNA_pointer_create_discrete(dtar->id, &RNA_Pose, ob->pose);
col->prop_search(&dtar_ptr, "bone_target", &tar_ptr, "bones", IFACE_("Bone"), ICON_BONE_DATA);
}
sub = &layout->column(true);
sub->prop(&dtar_ptr, "transform_type", UI_ITEM_NONE, std::nullopt, ICON_NONE);
if (ELEM(dtar->transChan,
DTAR_TRANSCHAN_ROTX,
DTAR_TRANSCHAN_ROTY,
DTAR_TRANSCHAN_ROTZ,
DTAR_TRANSCHAN_ROTW))
{
sub->prop(&dtar_ptr, "rotation_mode", UI_ITEM_NONE, IFACE_("Mode"), ICON_NONE);
}
sub->prop(&dtar_ptr, "transform_space", UI_ITEM_NONE, IFACE_("Space"), ICON_NONE);
}
/* Settings for 'Context Property' driver variable type. */
static void graph_panel_driverVar__contextProp(uiLayout *layout, ID *id, DriverVar *dvar)
{
DriverTarget *dtar = &dvar->targets[0];
/* Initialize RNA pointer to the target. */
PointerRNA dtar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverTarget, dtar);
/* Target Property. */
{
uiLayout *row = &layout->row(false);
row->prop(&dtar_ptr, "context_property", UI_ITEM_NONE, std::nullopt, ICON_NONE);
}
/* Target Path */
{
uiLayout *col = &layout->column(true);
col->red_alert_set(dtar->flag & (DTAR_FLAG_INVALID | DTAR_FLAG_FALLBACK_USED));
uiTemplatePathBuilder(col,
&dtar_ptr,
"data_path",
nullptr,
CTX_IFACE_(BLT_I18NCONTEXT_EDITOR_FILEBROWSER, "Path"));
}
/* Default value. */
graph_panel_driverVar_fallback(layout, dtar, &dtar_ptr);
}
/* ----------------------------------------------------------------- */
/* property driven by the driver - duplicates Active FCurve, but useful for clarity */
static void graph_draw_driven_property_enabled_btn(uiLayout *layout,
ID *id,
FCurve *fcu,
const char *label)
{
PointerRNA fcurve_ptr = RNA_pointer_create_discrete(id, &RNA_FCurve, fcu);
uiBlock *block = layout->block();
uiDefButR(block,
ButType::CheckboxN,
0,
label,
0,
0,
UI_UNIT_X,
UI_UNIT_Y,
&fcurve_ptr,
"mute",
0,
0,
0,
TIP_("Let the driver determine this property's value"));
}
static void graph_panel_drivers_header(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
graph_draw_driven_property_enabled_btn(panel->layout, ale->id, fcu, IFACE_("Driver"));
MEM_freeN(ale);
}
static void graph_draw_driven_property_panel(uiLayout *layout, ID *id, FCurve *fcu)
{
uiLayout *row;
char name[256];
int icon = 0;
/* get user-friendly 'name' for F-Curve */
const std::optional<int> optional_icon = getname_anim_fcurve(name, id, fcu);
if (optional_icon) {
icon = *optional_icon;
}
else {
icon = RNA_struct_ui_icon(ID_code_to_RNA_type(GS(id->name)));
}
/* panel layout... */
row = &layout->row(true);
row->alignment_set(blender::ui::LayoutAlign::Left);
/* -> user friendly 'name' for datablock that owns F-Curve */
/* XXX: Actually, we may need the datablock icons only...
* (e.g. right now will show bone for bone props). */
row->label(id->name + 2, icon);
/* -> user friendly 'name' for F-Curve/driver target */
row->label("", ICON_RIGHTARROW);
row->label(name, ICON_RNA);
}
/* UI properties panel layout for driver settings - shared for Drivers Editor and for */
static void graph_draw_driver_settings_panel(uiLayout *layout,
ID *id,
FCurve *fcu,
const bool is_popover)
{
ChannelDriver *driver = fcu->driver;
uiLayout *col, *row, *row_outer;
uiBlock *block;
uiBut *but;
/* set event handler for panel */
block = layout->block();
UI_block_func_handle_set(block, do_graph_region_driver_buttons, id);
/* driver-level settings - type, expressions, and errors */
PointerRNA driver_ptr = RNA_pointer_create_discrete(id, &RNA_Driver, driver);
col = &layout->column(true);
block = col->block();
col->prop(&driver_ptr, "type", UI_ITEM_NONE, std::nullopt, ICON_NONE);
{
char valBuf[32];
/* value of driver */
row = &col->row(true);
row->label(IFACE_("Driver Value:"), ICON_NONE);
SNPRINTF_UTF8(valBuf, "%.3f", driver->curval);
row->label(valBuf, ICON_NONE);
}
layout->separator();
layout->separator();
/* show expression box if doing scripted drivers,
* and/or error messages when invalid drivers exist */
if (driver->type == DRIVER_TYPE_PYTHON) {
bool bpy_data_expr_error = (strstr(driver->expression, "bpy.data.") != nullptr);
bool bpy_ctx_expr_error = (strstr(driver->expression, "bpy.context.") != nullptr);
/* expression */
/* TODO: "Show syntax hints" button */
col = &layout->column(true);
block = col->block();
col->label(IFACE_("Expression:"), ICON_NONE);
col->prop(&driver_ptr, "expression", UI_ITEM_NONE, "", ICON_NONE);
col->prop(&driver_ptr, "use_self", UI_ITEM_NONE, std::nullopt, ICON_NONE);
/* errors? */
col = &layout->column(true);
block = col->block();
if (driver->flag & DRIVER_FLAG_PYTHON_BLOCKED) {
/* TODO: Add button to enable? */
col->label(RPT_("Python restricted for security"), ICON_ERROR);
col->label(RPT_("Slow Python expression"), ICON_INFO);
}
else if (driver->flag & DRIVER_FLAG_INVALID) {
col->label(RPT_("ERROR: Invalid Python expression"), ICON_CANCEL);
}
else if (!BKE_driver_has_simple_expression(driver)) {
col->label(RPT_("Slow Python expression"), ICON_INFO);
}
/* Explicit bpy-references are evil. Warn about these to prevent errors */
/* TODO: put these in a box? */
if (bpy_data_expr_error || bpy_ctx_expr_error) {
col->label(RPT_("WARNING: Driver expression may not work correctly"), ICON_HELP);
if (bpy_data_expr_error) {
col->label(RPT_("TIP: Use variables instead of bpy.data paths (see below)"), ICON_ERROR);
}
if (bpy_ctx_expr_error) {
col->label(RPT_("TIP: bpy.context is not safe for renderfarm usage"), ICON_ERROR);
}
}
}
else {
/* errors? */
col = &layout->column(true);
block = col->block();
if (driver->flag & DRIVER_FLAG_INVALID) {
col->label(RPT_("ERROR: Invalid target channel(s)"), ICON_ERROR);
}
/* Warnings about a lack of variables
* NOTE: The lack of variables is generally a bad thing, since it indicates
* that the driver doesn't work at all. This particular scenario arises
* primarily when users mistakenly try to use drivers for procedural
* property animation
*/
if (BLI_listbase_is_empty(&driver->variables)) {
col->label(RPT_("ERROR: Driver is useless without any inputs"), ICON_ERROR);
if (!BLI_listbase_is_empty(&fcu->modifiers)) {
col->label(RPT_("TIP: Use F-Curves for procedural animation instead"), ICON_INFO);
col->label(RPT_("F-Modifiers can generate curves for those too"), ICON_INFO);
}
}
}
layout->separator();
/* add/copy/paste driver variables */
row_outer = &layout->row(false);
/* add driver variable - add blank */
row = &row_outer->row(true);
block = row->block();
but = uiDefIconTextBut(
block,
ButType::But,
B_IPO_DEPCHANGE,
ICON_ADD,
IFACE_("Add Input Variable"),
0,
0,
10 * UI_UNIT_X,
UI_UNIT_Y,
nullptr,
TIP_("Add a Driver Variable to keep track of an input used by the driver"));
UI_but_func_set(but, driver_add_var_cb, driver, nullptr);
if (is_popover) {
/* add driver variable - add using eyedropper */
/* XXX: will this operator work like this? */
row->op("UI_OT_eyedropper_driver", "", ICON_EYEDROPPER);
}
/* copy/paste (as sub-row) */
row = &row_outer->row(true);
block = row->block();
row->op("GRAPH_OT_driver_variables_copy", "", ICON_COPYDOWN);
row->op("GRAPH_OT_driver_variables_paste", "", ICON_PASTEDOWN);
/* loop over targets, drawing them */
LISTBASE_FOREACH (DriverVar *, dvar, &driver->variables) {
uiLayout *box;
uiLayout *subrow, *sub;
/* sub-layout column for this variable's settings */
col = &layout->column(true);
/* 1) header panel */
box = &col->box();
PointerRNA dvar_ptr = RNA_pointer_create_discrete(id, &RNA_DriverVariable, dvar);
row = &box->row(false);
block = row->block();
/* 1.1) variable type and name */
subrow = &row->row(true);
/* 1.1.1) variable type */
/* HACK: special group just for the enum,
* otherwise we get ugly layout with text included too... */
sub = &subrow->row(true);
sub->alignment_set(blender::ui::LayoutAlign::Left);
sub->prop(&dvar_ptr, "type", UI_ITEM_R_ICON_ONLY, "", ICON_NONE);
/* 1.1.2) variable name */
/* HACK: special group to counteract the effects of the previous enum,
* which now pushes everything too far right */
sub = &subrow->row(true);
sub->alignment_set(blender::ui::LayoutAlign::Expand);
sub->prop(&dvar_ptr, "name", UI_ITEM_NONE, "", ICON_NONE);
/* 1.2) invalid name? */
UI_block_emboss_set(block, blender::ui::EmbossType::None);
if (dvar->flag & DVAR_FLAG_INVALID_NAME) {
but = uiDefIconBut(block,
ButType::But,
B_IPO_DEPCHANGE,
ICON_ERROR,
290,
0,
UI_UNIT_X,
UI_UNIT_Y,
nullptr,
0.0,
0.0,
TIP_("Invalid variable name, click here for details"));
UI_but_func_set(but, driver_dvar_invalid_name_query_cb, dvar, nullptr); /* XXX: reports? */
}
/* 1.3) remove button */
but = uiDefIconBut(block,
ButType::But,
B_IPO_DEPCHANGE,
ICON_X,
290,
0,
UI_UNIT_X,
UI_UNIT_Y,
nullptr,
0.0,
0.0,
TIP_("Delete target variable"));
UI_but_func_set(but, driver_delete_var_cb, driver, dvar);
UI_block_emboss_set(block, blender::ui::EmbossType::Emboss);
/* 2) variable type settings */
box = &col->box();
/* controls to draw depends on the type of variable */
switch (dvar->type) {
case DVAR_TYPE_SINGLE_PROP: /* single property */
graph_panel_driverVar__singleProp(box, id, dvar);
break;
case DVAR_TYPE_ROT_DIFF: /* rotational difference */
graph_panel_driverVar__rotDiff(box, id, dvar);
break;
case DVAR_TYPE_LOC_DIFF: /* location difference */
graph_panel_driverVar__locDiff(box, id, dvar);
break;
case DVAR_TYPE_TRANSFORM_CHAN: /* transform channel */
graph_panel_driverVar__transChan(box, id, dvar);
break;
case DVAR_TYPE_CONTEXT_PROP: /* context property */
graph_panel_driverVar__contextProp(box, id, dvar);
break;
}
/* 3) value of variable */
{
char valBuf[32];
box = &col->box();
row = &box->row(true);
row->label(IFACE_("Value:"), ICON_NONE);
if ((dvar->type == DVAR_TYPE_ROT_DIFF) ||
(dvar->type == DVAR_TYPE_TRANSFORM_CHAN &&
ELEM(dvar->targets[0].transChan,
DTAR_TRANSCHAN_ROTX,
DTAR_TRANSCHAN_ROTY,
DTAR_TRANSCHAN_ROTZ,
DTAR_TRANSCHAN_ROTW) &&
dvar->targets[0].rotation_mode != DTAR_ROTMODE_QUATERNION))
{
SNPRINTF_UTF8(valBuf,
"%.3f (%4.1f" BLI_STR_UTF8_DEGREE_SIGN ")",
dvar->curval,
RAD2DEGF(dvar->curval));
}
else {
SNPRINTF_UTF8(valBuf, "%.3f", dvar->curval);
}
row->label(valBuf, ICON_NONE);
}
}
/* Quiet warning about old value being unused before re-assigned. */
UNUSED_VARS(block);
layout->separator();
layout->separator();
/* XXX: This should become redundant. But sometimes the flushing fails,
* so keep this around for a while longer as a "last resort" */
row = &layout->row(true);
block = row->block();
but = uiDefIconTextBut(
block,
ButType::But,
B_IPO_DEPCHANGE,
ICON_FILE_REFRESH,
IFACE_("Update Dependencies"),
0,
0,
10 * UI_UNIT_X,
UI_UNIT_Y,
nullptr,
TIP_("Force updates of dependencies - Only use this if drivers are not updating correctly"));
UI_but_func_set(but, driver_update_flags_cb, fcu, nullptr);
}
/* ----------------------------------------------------------------- */
/* Panel to show property driven by the driver (in Drivers Editor) - duplicates Active FCurve,
* but useful for clarity. */
static void graph_panel_driven_property(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
graph_draw_driven_property_panel(panel->layout, ale->id, fcu);
MEM_freeN(ale);
}
/* driver settings for active F-Curve
* (only for 'Drivers' mode in Graph Editor, i.e. the full "Drivers Editor") */
static void graph_panel_drivers(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
/* Get settings from context */
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
graph_draw_driver_settings_panel(panel->layout, ale->id, fcu, false);
/* cleanup */
MEM_freeN(ale);
}
/* ----------------------------------------------------------------- */
/* Poll to make this not show up in the graph editor,
* as this is only to be used as a popup elsewhere. */
static bool graph_panel_drivers_popover_poll(const bContext *C, PanelType * /*pt*/)
{
return ED_operator_graphedit_active((bContext *)C) == false;
}
/* popover panel for driver editing anywhere in ui */
static void graph_panel_drivers_popover(const bContext *C, Panel *panel)
{
uiLayout *layout = panel->layout;
PointerRNA ptr = {};
PropertyRNA *prop = nullptr;
int index = -1;
uiBut *but = nullptr;
/* Get active property to show driver properties for */
but = UI_region_active_but_prop_get(CTX_wm_region(C), &ptr, &prop, &index);
if (but) {
FCurve *fcu;
bool driven, special;
fcu = BKE_fcurve_find_by_rna_context_ui(
(bContext *)C, &ptr, prop, index, nullptr, nullptr, &driven, &special);
/* Hack: Force all buttons in this panel to be able to know the driver button
* this panel is getting spawned from, so that things like the "Open Drivers Editor"
* button will work.
*/
layout->context_set_from_but(but);
/* Populate Panel - With a combination of the contents of the Driven and Driver panels */
if (fcu && fcu->driver) {
ID *id = ptr.owner_id;
PointerRNA ptr_fcurve = RNA_pointer_create_discrete(id, &RNA_FCurve, fcu);
layout->context_ptr_set("active_editable_fcurve", &ptr_fcurve);
/* Driven Property Settings */
layout->label(IFACE_("Driven Property:"), ICON_NONE);
graph_draw_driven_property_panel(panel->layout, id, fcu);
/* TODO: All vs Single */
layout->separator();
layout->separator();
/* Drivers Settings */
graph_draw_driven_property_enabled_btn(panel->layout, id, fcu, IFACE_("Driver:"));
graph_draw_driver_settings_panel(panel->layout, id, fcu, true);
}
}
/* Show drivers editor is always visible */
layout->op("SCREEN_OT_drivers_editor_show", IFACE_("Show in Drivers Editor"), ICON_DRIVER);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name F-Curve Modifiers
*
* \note All the drawing code is in `editors/animation/fmodifier_ui.cc`.
* \{ */
#define B_FMODIFIER_REDRAW 20
/** The start of FModifier panels registered for the graph editor. */
#define GRAPH_FMODIFIER_PANEL_PREFIX "GRAPH"
static void graph_fmodifier_panel_id(void *fcm_link, char *r_name)
{
FModifier *fcm = (FModifier *)fcm_link;
eFModifier_Types type = eFModifier_Types(fcm->type);
const FModifierTypeInfo *fmi = get_fmodifier_typeinfo(type);
if (!fmi) {
/* This can happen when the blend file has data for a modifier that doesn't exist in this
* Blender version (when the blend file is newer). */
r_name[0] = '\0';
return;
}
BLI_snprintf_utf8(r_name, BKE_ST_MAXNAME, "%s_PT_%s", GRAPH_FMODIFIER_PANEL_PREFIX, fmi->name);
}
static void do_graph_region_modifier_buttons(bContext *C, void * /*arg*/, int event)
{
switch (event) {
case B_FMODIFIER_REDRAW: /* XXX this should send depsgraph updates too */
/* XXX: need a notifier specially for F-Modifiers */
WM_event_add_notifier(C, NC_ANIMATION, nullptr);
break;
}
}
static void graph_panel_modifiers(const bContext *C, Panel *panel)
{
bAnimListElem *ale;
FCurve *fcu;
uiLayout *row;
uiBlock *block;
if (!graph_panel_context(C, &ale, &fcu)) {
return;
}
block = panel->layout->block();
UI_block_func_handle_set(block, do_graph_region_modifier_buttons, nullptr);
/* 'add modifier' button at top of panel */
{
row = &panel->layout->row(false);
/* this is an operator button which calls a 'add modifier' operator...
* a menu might be nicer but would be tricky as we need some custom filtering
*/
row->op_menu_enum(C, "GRAPH_OT_fmodifier_add", "type", IFACE_("Add Modifier"), ICON_NONE);
/* copy/paste (as sub-row) */
row = &row->row(true);
row->op("GRAPH_OT_fmodifier_copy", "", ICON_COPYDOWN);
row->op("GRAPH_OT_fmodifier_paste", "", ICON_PASTEDOWN);
}
ANIM_fmodifier_panels(C, ale->fcurve_owner_id, &fcu->modifiers, graph_fmodifier_panel_id);
MEM_freeN(ale);
}
/** \} */
/* -------------------------------------------------------------------- */
/** \name Registration
* \{ */
void graph_buttons_register(ARegionType *art)
{
PanelType *pt;
pt = MEM_callocN<PanelType>("spacetype graph panel properties");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_properties");
STRNCPY_UTF8(pt->label, N_("Active F-Curve"));
STRNCPY_UTF8(pt->category, "F-Curve");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_properties;
pt->poll = graph_panel_poll;
BLI_addtail(&art->paneltypes, pt);
pt = MEM_callocN<PanelType>("spacetype graph panel properties");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_key_properties");
STRNCPY_UTF8(pt->label, N_("Active Keyframe"));
STRNCPY_UTF8(pt->category, "F-Curve");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_key_properties;
pt->poll = graph_panel_poll;
BLI_addtail(&art->paneltypes, pt);
pt = MEM_callocN<PanelType>("spacetype graph panel drivers driven");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_driven_property");
STRNCPY_UTF8(pt->label, N_("Driven Property"));
STRNCPY_UTF8(pt->category, "Drivers");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_driven_property;
pt->poll = graph_panel_drivers_poll;
BLI_addtail(&art->paneltypes, pt);
pt = MEM_callocN<PanelType>("spacetype graph panel drivers");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_drivers");
STRNCPY_UTF8(pt->label, N_("Driver"));
STRNCPY_UTF8(pt->category, "Drivers");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_drivers;
pt->draw_header = graph_panel_drivers_header;
pt->poll = graph_panel_drivers_poll;
BLI_addtail(&art->paneltypes, pt);
pt = MEM_callocN<PanelType>("spacetype graph panel drivers popover");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_drivers_popover");
STRNCPY_UTF8(pt->label, N_("Add/Edit Driver"));
STRNCPY_UTF8(pt->category, "Drivers");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_drivers_popover;
pt->poll = graph_panel_drivers_popover_poll;
BLI_addtail(&art->paneltypes, pt);
/* This panel isn't used in this region.
* Add explicitly to global list (so popovers work). */
WM_paneltype_add(pt);
pt = MEM_callocN<PanelType>("spacetype graph panel modifiers");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_modifiers");
STRNCPY_UTF8(pt->label, N_("Modifiers"));
STRNCPY_UTF8(pt->category, "Modifiers");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->flag = PANEL_TYPE_NO_HEADER;
pt->draw = graph_panel_modifiers;
pt->poll = graph_panel_poll;
BLI_addtail(&art->paneltypes, pt);
ANIM_modifier_panels_register_graph_and_NLA(art, GRAPH_FMODIFIER_PANEL_PREFIX, graph_panel_poll);
ANIM_modifier_panels_register_graph_only(art, GRAPH_FMODIFIER_PANEL_PREFIX, graph_panel_poll);
pt = MEM_callocN<PanelType>("spacetype graph panel view");
STRNCPY_UTF8(pt->idname, "GRAPH_PT_view");
STRNCPY_UTF8(pt->label, N_("Show Cursor"));
STRNCPY_UTF8(pt->category, "View");
STRNCPY_UTF8(pt->translation_context, BLT_I18NCONTEXT_DEFAULT_BPYRNA);
pt->draw = graph_panel_cursor;
pt->draw_header = graph_panel_cursor_header;
BLI_addtail(&art->paneltypes, pt);
}
/** \} */
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