static void delete_action_keys (bAnimContext *ac)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
/* filter data */
if (ac->datatype == ANIMCONT_GPENCIL)
filter= (ANIMFILTER_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_NODUPLIS);
else
filter= (ANIMFILTER_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_CURVESONLY | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* loop through filtered data and delete selected keys */
for (ale= anim_data.first; ale; ale= ale->next) {
if (ale->type != ANIMTYPE_GPLAYER) {
FCurve *fcu= (FCurve *)ale->key_data;
AnimData *adt= ale->adt;
/* delete selected keyframes only */
delete_fcurve_keys(fcu);
/* Only delete curve too if it won't be doing anything anymore */
if ((fcu->totvert == 0) && (list_has_suitable_fmodifier(&fcu->modifiers, 0, FMI_TYPE_GENERATE_CURVE) == 0))
ANIM_fcurve_delete_from_animdata(ac, adt, fcu);
}
else
delete_gplayer_frames((bGPDlayer *)ale->data);
}
/* free filtered list */
BLI_freelistN(&anim_data);
}
static bool delete_action_keys(bAnimContext *ac)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
bool changed_final = false;
/* filter data */
if (ELEM(ac->datatype, ANIMCONT_GPENCIL, ANIMCONT_MASK))
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_NODUPLIS);
else
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_FOREDIT /*| ANIMFILTER_CURVESONLY*/ | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* loop through filtered data and delete selected keys */
for (ale = anim_data.first; ale; ale = ale->next) {
bool changed = false;
if (ale->type == ANIMTYPE_GPLAYER) {
changed = ED_gplayer_frames_delete((bGPDlayer *)ale->data);
}
else if (ale->type == ANIMTYPE_MASKLAYER) {
changed = ED_masklayer_frames_delete((MaskLayer *)ale->data);
}
else {
FCurve *fcu = (FCurve *)ale->key_data;
AnimData *adt = ale->adt;
/* delete selected keyframes only */
changed = delete_fcurve_keys(fcu);
/* Only delete curve too if it won't be doing anything anymore */
if ((fcu->totvert == 0) && (list_has_suitable_fmodifier(&fcu->modifiers, 0, FMI_TYPE_GENERATE_CURVE) == 0)) {
ANIM_fcurve_delete_from_animdata(ac, adt, fcu);
ale->key_data = NULL;
}
}
if (changed) {
ale->update |= ANIM_UPDATE_DEFAULT;
changed_final = true;
}
}
ANIM_animdata_update(ac, &anim_data);
ANIM_animdata_freelist(&anim_data);
return changed_final;
}
/* this function is responsible for setting extrapolation mode for keyframes */
static void setexpo_action_keys(bAnimContext *ac, short mode)
{
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
/* filter data */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_LIST_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_SEL /*| ANIMFILTER_CURVESONLY*/ | ANIMFILTER_NODUPLIS);
ANIM_animdata_filter(ac, &anim_data, filter, ac->data, ac->datatype);
/* loop through setting mode per F-Curve */
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->data;
if (mode >= 0) {
/* just set mode setting */
fcu->extend = mode;
}
else {
/* shortcuts for managing Cycles F-Modifiers to make it easier to toggle cyclic animation
* without having to go through FModifier UI in Graph Editor to do so
*/
if (mode == MAKE_CYCLIC_EXPO) {
/* only add if one doesn't exist */
if (list_has_suitable_fmodifier(&fcu->modifiers, FMODIFIER_TYPE_CYCLES, -1) == 0) {
/* TODO: add some more preset versions which set different extrapolation options? */
add_fmodifier(&fcu->modifiers, FMODIFIER_TYPE_CYCLES);
}
}
else if (mode == CLEAR_CYCLIC_EXPO) {
/* remove all the modifiers fitting this description */
FModifier *fcm, *fcn = NULL;
for (fcm = fcu->modifiers.first; fcm; fcm = fcn) {
fcn = fcm->next;
if (fcm->type == FMODIFIER_TYPE_CYCLES)
remove_fmodifier(&fcu->modifiers, fcm);
}
}
}
ale->update |= ANIM_UPDATE_DEFAULT;
}
ANIM_animdata_update(ac, &anim_data);
ANIM_animdata_freelist(&anim_data);
}
/* Basic F-Curve 'cleanup' function that removes 'double points' and unnecessary keyframes on linear-segments only
* optionally clears up curve if one keyframe with default value remains */
void clean_fcurve(struct bAnimContext *ac, bAnimListElem *ale, float thresh, bool cleardefault)
{
FCurve *fcu = (FCurve *)ale->key_data;
BezTriple *old_bezts, *bezt, *beztn;
BezTriple *lastb;
int totCount, i;
/* check if any points */
if ((fcu == NULL) || (fcu->bezt == NULL) || (fcu->totvert == 0) ||
(!cleardefault && fcu->totvert == 1))
{
return;
}
/* make a copy of the old BezTriples, and clear F-Curve */
old_bezts = fcu->bezt;
totCount = fcu->totvert;
fcu->bezt = NULL;
fcu->totvert = 0;
/* now insert first keyframe, as it should be ok */
bezt = old_bezts;
insert_vert_fcurve(fcu, bezt->vec[1][0], bezt->vec[1][1], 0);
if (!(bezt->f2 & SELECT)) {
lastb = fcu->bezt;
lastb->f1 = lastb->f2 = lastb->f3 = 0;
}
/* Loop through BezTriples, comparing them. Skip any that do
* not fit the criteria for "ok" points.
*/
for (i = 1; i < totCount; i++) {
float prev[2], cur[2], next[2];
/* get BezTriples and their values */
if (i < (totCount - 1)) {
beztn = (old_bezts + (i + 1));
next[0] = beztn->vec[1][0]; next[1] = beztn->vec[1][1];
}
else {
beztn = NULL;
next[0] = next[1] = 0.0f;
}
lastb = (fcu->bezt + (fcu->totvert - 1));
bezt = (old_bezts + i);
/* get references for quicker access */
prev[0] = lastb->vec[1][0]; prev[1] = lastb->vec[1][1];
cur[0] = bezt->vec[1][0]; cur[1] = bezt->vec[1][1];
if (!(bezt->f2 & SELECT)) {
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
lastb = (fcu->bezt + (fcu->totvert - 1));
lastb->f1 = lastb->f2 = lastb->f3 = 0;
continue;
}
/* check if current bezt occurs at same time as last ok */
if (IS_EQT(cur[0], prev[0], thresh)) {
/* If there is a next beztriple, and if occurs at the same time, only insert
* if there is a considerable distance between the points, and also if the
* current is further away than the next one is to the previous.
*/
if (beztn && (IS_EQT(cur[0], next[0], thresh)) &&
(IS_EQT(next[1], prev[1], thresh) == 0))
{
/* only add if current is further away from previous */
if (cur[1] > next[1]) {
if (IS_EQT(cur[1], prev[1], thresh) == 0) {
/* add new keyframe */
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
}
}
}
else {
/* only add if values are a considerable distance apart */
if (IS_EQT(cur[1], prev[1], thresh) == 0) {
/* add new keyframe */
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
}
}
}
else {
/* checks required are dependent on whether this is last keyframe or not */
if (beztn) {
/* does current have same value as previous and next? */
if (IS_EQT(cur[1], prev[1], thresh) == 0) {
/* add new keyframe*/
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
}
else if (IS_EQT(cur[1], next[1], thresh) == 0) {
/* add new keyframe */
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
}
}
else {
/* add if value doesn't equal that of previous */
if (IS_EQT(cur[1], prev[1], thresh) == 0) {
/* add new keyframe */
insert_vert_fcurve(fcu, cur[0], cur[1], 0);
}
}
}
}
/* now free the memory used by the old BezTriples */
if (old_bezts)
MEM_freeN(old_bezts);
/* final step, if there is just one key in fcurve, check if it's
* the default value and if is, remove fcurve completely. */
if (cleardefault && fcu->totvert == 1) {
float default_value = 0.0f;
PointerRNA id_ptr, ptr;
PropertyRNA *prop;
RNA_id_pointer_create(ale->id, &id_ptr);
/* get property to read from, and get value as appropriate */
if (RNA_path_resolve_property(&id_ptr, fcu->rna_path, &ptr, &prop)) {
if (RNA_property_type(prop) == PROP_FLOAT)
default_value = RNA_property_float_get_default_index(&ptr, prop, fcu->array_index);
}
if (fcu->bezt->vec[1][1] == default_value) {
clear_fcurve_keys(fcu);
/* check if curve is really unused and if it is, return signal for deletion */
if ((list_has_suitable_fmodifier(&fcu->modifiers, 0, FMI_TYPE_GENERATE_CURVE) == 0) &&
(fcu->driver == NULL))
{
AnimData *adt = ale->adt;
ANIM_fcurve_delete_from_animdata(ac, adt, fcu);
ale->key_data = NULL;
}
}
}
}