/* helper for paste_animedit_keys() - performs the actual pasting */
static void paste_animedit_keys_fcurve(FCurve *fcu, tAnimCopybufItem *aci, float offset, const eKeyMergeMode merge_mode)
{
BezTriple *bezt;
int i;
/* First de-select existing FCurve's keyframes */
for (i = 0, bezt = fcu->bezt; i < fcu->totvert; i++, bezt++) {
bezt->f2 &= ~SELECT;
}
/* mix mode with existing data */
switch (merge_mode) {
case KEYFRAME_PASTE_MERGE_MIX:
/* do-nothing */
break;
case KEYFRAME_PASTE_MERGE_OVER:
/* remove all keys */
clear_fcurve_keys(fcu);
break;
case KEYFRAME_PASTE_MERGE_OVER_RANGE:
case KEYFRAME_PASTE_MERGE_OVER_RANGE_ALL:
{
float f_min;
float f_max;
if (merge_mode == KEYFRAME_PASTE_MERGE_OVER_RANGE) {
f_min = aci->bezt[0].vec[1][0] + offset;
f_max = aci->bezt[aci->totvert - 1].vec[1][0] + offset;
}
else { /* Entire Range */
f_min = animcopy_firstframe + offset;
f_max = animcopy_lastframe + offset;
}
/* remove keys in range */
if (f_min < f_max) {
/* select verts in range for removal */
for (i = 0, bezt = fcu->bezt; i < fcu->totvert; i++, bezt++) {
if ((f_min < bezt[0].vec[1][0]) && (bezt[0].vec[1][0] < f_max)) {
bezt->f2 |= SELECT;
}
}
/* remove frames in the range */
delete_fcurve_keys(fcu);
}
break;
}
}
/* just start pasting, with the the first keyframe on the current frame, and so on */
for (i = 0, bezt = aci->bezt; i < aci->totvert; i++, bezt++) {
/* temporarily apply offset to src beztriple while copying */
bezt->vec[0][0] += offset;
bezt->vec[1][0] += offset;
bezt->vec[2][0] += offset;
/* insert the keyframe
* NOTE: no special flags here for now
*/
insert_bezt_fcurve(fcu, bezt, 0);
/* un-apply offset from src beztriple after copying */
bezt->vec[0][0] -= offset;
bezt->vec[1][0] -= offset;
bezt->vec[2][0] -= offset;
}
/* recalculate F-Curve's handles? */
calchandles_fcurve(fcu);
}
/* This function pastes data from the keyframes copy/paste buffer */
short paste_animedit_keys (bAnimContext *ac, ListBase *anim_data)
{
bAnimListElem *ale;
const Scene *scene= (ac->scene);
const float offset = (float)(CFRA - animcopy_firstframe);
short no_name= 0;
/* check if buffer is empty */
if (ELEM(NULL, animcopybuf.first, animcopybuf.last)) {
//error("No data in buffer to paste");
return -1;
}
/* check if single channel in buffer (disregard names if so) */
if (animcopybuf.first == animcopybuf.last)
no_name= 1;
/* from selected channels */
for (ale= anim_data->first; ale; ale= ale->next) {
FCurve *fcu = (FCurve *)ale->data; /* destination F-Curve */
tAnimCopybufItem *aci= NULL;
BezTriple *bezt;
int i;
/* find buffer item to paste from
* - if names don't matter (i.e. only 1 channel in buffer), don't check id/group
* - if names do matter, only check if id-type is ok for now (group check is not that important)
* - most importantly, rna-paths should match (array indices are unimportant for now)
*/
// TODO: the matching algorithm here is pathetic!
for (aci= animcopybuf.first; aci; aci= aci->next) {
/* check that paths exist */
if (aci->rna_path && fcu->rna_path) {
// FIXME: this breaks for bone names!
if (strcmp(aci->rna_path, fcu->rna_path) == 0) {
/* should be a match unless there's more than one of these */
if ((no_name) || (aci->array_index == fcu->array_index))
break;
}
}
}
/* copy the relevant data from the matching buffer curve */
if (aci) {
/* just start pasting, with the the first keyframe on the current frame, and so on */
for (i=0, bezt=aci->bezt; i < aci->totvert; i++, bezt++) {
/* temporarily apply offset to src beztriple while copying */
bezt->vec[0][0] += offset;
bezt->vec[1][0] += offset;
bezt->vec[2][0] += offset;
/* insert the keyframe
* NOTE: no special flags here for now
*/
insert_bezt_fcurve(fcu, bezt, 0);
/* un-apply offset from src beztriple after copying */
bezt->vec[0][0] -= offset;
bezt->vec[1][0] -= offset;
bezt->vec[2][0] -= offset;
}
/* recalculate F-Curve's handles? */
calchandles_fcurve(fcu);
}
}
return 0;
}
