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blender-archive/source/blender/editors/transform/transform_generics.c
Campbell Barton b9eac0bb44 Cleanup: spelling
2019-04-10 08:40:49 +02:00

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/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*/
/** \file
* \ingroup edtransform
*/
#include <string.h>
#include <math.h>
#include "MEM_guardedalloc.h"
#include "BLI_sys_types.h" /* for intptr_t support */
#include "DNA_anim_types.h"
#include "DNA_armature_types.h"
#include "DNA_brush_types.h"
#include "DNA_gpencil_types.h"
#include "DNA_lattice_types.h"
#include "DNA_screen_types.h"
#include "DNA_sequence_types.h"
#include "DNA_space_types.h"
#include "DNA_scene_types.h"
#include "DNA_object_types.h"
#include "DNA_mesh_types.h"
#include "DNA_view3d_types.h"
#include "DNA_modifier_types.h"
#include "DNA_movieclip_types.h"
#include "DNA_mask_types.h"
#include "DNA_meta_types.h"
#include "BLI_math.h"
#include "BLI_blenlib.h"
#include "BLI_rand.h"
#include "BLI_utildefines.h"
#include "PIL_time.h"
#include "BLT_translation.h"
#include "RNA_access.h"
#include "GPU_immediate.h"
#include "GPU_matrix.h"
#include "BIK_api.h"
#include "BKE_action.h"
#include "BKE_animsys.h"
#include "BKE_armature.h"
#include "BKE_context.h"
#include "BKE_curve.h"
#include "BKE_editmesh.h"
#include "BKE_fcurve.h"
#include "BKE_gpencil.h"
#include "BKE_lattice.h"
#include "BKE_layer.h"
#include "BKE_library.h"
#include "BKE_mask.h"
#include "BKE_nla.h"
#include "BKE_paint.h"
#include "BKE_scene.h"
#include "BKE_sequencer.h"
#include "BKE_tracking.h"
#include "BKE_workspace.h"
#include "DEG_depsgraph.h"
#include "ED_anim_api.h"
#include "ED_armature.h"
#include "ED_image.h"
#include "ED_keyframing.h"
#include "ED_markers.h"
#include "ED_mesh.h"
#include "ED_object.h"
#include "ED_particle.h"
#include "ED_screen_types.h"
#include "ED_space_api.h"
#include "ED_uvedit.h"
#include "ED_view3d.h"
#include "ED_curve.h" /* for curve_editnurbs */
#include "ED_clip.h"
#include "ED_screen.h"
#include "ED_gpencil.h"
#include "WM_types.h"
#include "WM_api.h"
#include "RE_engine.h"
#include "UI_resources.h"
#include "UI_view2d.h"
#include "transform.h"
/* ************************** Functions *************************** */
void getViewVector(const TransInfo *t, const float coord[3], float vec[3])
{
if (t->persp != RV3D_ORTHO) {
sub_v3_v3v3(vec, coord, t->viewinv[3]);
}
else {
copy_v3_v3(vec, t->viewinv[2]);
}
normalize_v3(vec);
}
/* ************************** GENERICS **************************** */
static void clipMirrorModifier(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
Object *ob = tc->obedit;
ModifierData *md = ob->modifiers.first;
float tolerance[3] = {0.0f, 0.0f, 0.0f};
int axis = 0;
for (; md; md = md->next) {
if ((md->type == eModifierType_Mirror) && (md->mode & eModifierMode_Realtime)) {
MirrorModifierData *mmd = (MirrorModifierData *) md;
if (mmd->flag & MOD_MIR_CLIPPING) {
axis = 0;
if (mmd->flag & MOD_MIR_AXIS_X) {
axis |= 1;
tolerance[0] = mmd->tolerance;
}
if (mmd->flag & MOD_MIR_AXIS_Y) {
axis |= 2;
tolerance[1] = mmd->tolerance;
}
if (mmd->flag & MOD_MIR_AXIS_Z) {
axis |= 4;
tolerance[2] = mmd->tolerance;
}
if (axis) {
float mtx[4][4], imtx[4][4];
int i;
if (mmd->mirror_ob) {
float obinv[4][4];
invert_m4_m4(obinv, mmd->mirror_ob->obmat);
mul_m4_m4m4(mtx, obinv, ob->obmat);
invert_m4_m4(imtx, mtx);
}
TransData *td = tc->data;
for (i = 0; i < tc->data_len; i++, td++) {
int clip;
float loc[3], iloc[3];
if (td->flag & TD_NOACTION)
break;
if (td->loc == NULL)
break;
if (td->flag & TD_SKIP)
continue;
copy_v3_v3(loc, td->loc);
copy_v3_v3(iloc, td->iloc);
if (mmd->mirror_ob) {
mul_m4_v3(mtx, loc);
mul_m4_v3(mtx, iloc);
}
clip = 0;
if (axis & 1) {
if (fabsf(iloc[0]) <= tolerance[0] ||
loc[0] * iloc[0] < 0.0f)
{
loc[0] = 0.0f;
clip = 1;
}
}
if (axis & 2) {
if (fabsf(iloc[1]) <= tolerance[1] ||
loc[1] * iloc[1] < 0.0f)
{
loc[1] = 0.0f;
clip = 1;
}
}
if (axis & 4) {
if (fabsf(iloc[2]) <= tolerance[2] ||
loc[2] * iloc[2] < 0.0f)
{
loc[2] = 0.0f;
clip = 1;
}
}
if (clip) {
if (mmd->mirror_ob) {
mul_m4_v3(imtx, loc);
}
copy_v3_v3(td->loc, loc);
}
}
}
}
}
}
}
}
/* assumes obedit set to mesh object */
static void editbmesh_apply_to_mirror(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->mirror.axis_flag) {
TransData *td = tc->data;
BMVert *eve;
int i;
for (i = 0; i < tc->data_len; i++, td++) {
if (td->flag & TD_NOACTION)
break;
if (td->loc == NULL)
break;
if (td->flag & TD_SKIP)
continue;
eve = td->extra;
if (eve) {
eve->co[0] = -td->loc[0];
eve->co[1] = td->loc[1];
eve->co[2] = td->loc[2];
}
if (td->flag & TD_MIRROR_EDGE) {
td->loc[0] = 0;
}
}
}
}
}
/* for the realtime animation recording feature, handle overlapping data */
static void animrecord_check_state(Scene *scene, ID *id, wmTimer *animtimer)
{
ScreenAnimData *sad = (animtimer) ? animtimer->customdata : NULL;
/* sanity checks */
if (ELEM(NULL, scene, id, sad))
return;
/* check if we need a new strip if:
* - if animtimer is running
* - we're not only keying for available channels
* - the option to add new actions for each round is not enabled
*/
if (IS_AUTOKEY_FLAG(scene, INSERTAVAIL) == 0 && (scene->toolsettings->autokey_flag & ANIMRECORD_FLAG_WITHNLA)) {
/* if playback has just looped around,
* we need to add a new NLA track+strip to allow a clean pass to occur */
if ((sad) && (sad->flag & ANIMPLAY_FLAG_JUMPED)) {
AnimData *adt = BKE_animdata_from_id(id);
const bool is_first = (adt) && (adt->nla_tracks.first == NULL);
/* perform push-down manually with some differences
* NOTE: BKE_nla_action_pushdown() sync warning...
*/
if ((adt->action) && !(adt->flag & ADT_NLA_EDIT_ON)) {
float astart, aend;
/* only push down if action is more than 1-2 frames long */
calc_action_range(adt->action, &astart, &aend, 1);
if (aend > astart + 2.0f) {
NlaStrip *strip = BKE_nlastack_add_strip(adt, adt->action);
/* clear reference to action now that we've pushed it onto the stack */
id_us_min(&adt->action->id);
adt->action = NULL;
/* adjust blending + extend so that they will behave correctly */
strip->extendmode = NLASTRIP_EXTEND_NOTHING;
strip->flag &= ~(NLASTRIP_FLAG_AUTO_BLENDS | NLASTRIP_FLAG_SELECT | NLASTRIP_FLAG_ACTIVE);
/* copy current "action blending" settings from adt to the strip,
* as it was keyframed with these settings, so omitting them will
* change the effect [T54766]
*/
if (is_first == false) {
strip->blendmode = adt->act_blendmode;
strip->influence = adt->act_influence;
if (adt->act_influence < 1.0f) {
/* enable "user-controlled" influence (which will insert a default keyframe)
* so that the influence doesn't get lost on the new update
*
* NOTE: An alternative way would have been to instead hack the influence
* to not get always get reset to full strength if NLASTRIP_FLAG_USR_INFLUENCE
* is disabled but auto-blending isn't being used. However, that approach
* is a bit hacky/hard to discover, and may cause backwards compatibility issues,
* so it's better to just do it this way.
*/
strip->flag |= NLASTRIP_FLAG_USR_INFLUENCE;
BKE_nlastrip_validate_fcurves(strip);
}
}
/* also, adjust the AnimData's action extend mode to be on
* 'nothing' so that previous result still play
*/
adt->act_extendmode = NLASTRIP_EXTEND_NOTHING;
}
}
}
}
}
static bool fcu_test_selected(FCurve *fcu)
{
BezTriple *bezt = fcu->bezt;
unsigned int i;
if (bezt == NULL) /* ignore baked */
return 0;
for (i = 0; i < fcu->totvert; i++, bezt++) {
if (BEZT_ISSEL_ANY(bezt)) return 1;
}
return 0;
}
/* helper for recalcData() - for Action Editor transforms */
static void recalcData_actedit(TransInfo *t)
{
ViewLayer *view_layer = t->view_layer;
SpaceAction *saction = (SpaceAction *)t->sa->spacedata.first;
bAnimContext ac = {NULL};
ListBase anim_data = {NULL, NULL};
bAnimListElem *ale;
int filter;
/* initialize relevant anim-context 'context' data from TransInfo data */
/* NOTE: sync this with the code in ANIM_animdata_get_context() */
ac.bmain = CTX_data_main(t->context);
ac.scene = t->scene;
ac.view_layer = t->view_layer;
ac.obact = OBACT(view_layer);
ac.sa = t->sa;
ac.ar = t->ar;
ac.sl = (t->sa) ? t->sa->spacedata.first : NULL;
ac.spacetype = (t->sa) ? t->sa->spacetype : 0;
ac.regiontype = (t->ar) ? t->ar->regiontype : 0;
ANIM_animdata_context_getdata(&ac);
/* perform flush */
if (ELEM(ac.datatype, ANIMCONT_GPENCIL, ANIMCONT_MASK)) {
/* flush transform values back to actual coordinates */
flushTransIntFrameActionData(t);
}
if (ac.datatype != ANIMCONT_MASK) {
/* get animdata blocks visible in editor, assuming that these will be the ones where things changed */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_ANIMDATA);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* just tag these animdata-blocks to recalc, assuming that some data there changed
* BUT only do this if realtime updates are enabled
*/
if ((saction->flag & SACTION_NOREALTIMEUPDATES) == 0) {
for (ale = anim_data.first; ale; ale = ale->next) {
/* set refresh tags for objects using this animation */
ANIM_list_elem_update(CTX_data_main(t->context), t->scene, ale);
}
}
/* now free temp channels */
ANIM_animdata_freelist(&anim_data);
}
}
/* helper for recalcData() - for Graph Editor transforms */
static void recalcData_graphedit(TransInfo *t)
{
SpaceGraph *sipo = (SpaceGraph *)t->sa->spacedata.first;
ViewLayer *view_layer = t->view_layer;
ListBase anim_data = {NULL, NULL};
bAnimContext ac = {NULL};
int filter;
bAnimListElem *ale;
int dosort = 0;
/* initialize relevant anim-context 'context' data from TransInfo data */
/* NOTE: sync this with the code in ANIM_animdata_get_context() */
ac.bmain = CTX_data_main(t->context);
ac.scene = t->scene;
ac.view_layer = t->view_layer;
ac.obact = OBACT(view_layer);
ac.sa = t->sa;
ac.ar = t->ar;
ac.sl = (t->sa) ? t->sa->spacedata.first : NULL;
ac.spacetype = (t->sa) ? t->sa->spacetype : 0;
ac.regiontype = (t->ar) ? t->ar->regiontype : 0;
ANIM_animdata_context_getdata(&ac);
/* do the flush first */
flushTransGraphData(t);
/* get curves to check if a re-sort is needed */
filter = (ANIMFILTER_DATA_VISIBLE | ANIMFILTER_FOREDIT | ANIMFILTER_CURVE_VISIBLE);
ANIM_animdata_filter(&ac, &anim_data, filter, ac.data, ac.datatype);
/* now test if there is a need to re-sort */
for (ale = anim_data.first; ale; ale = ale->next) {
FCurve *fcu = (FCurve *)ale->key_data;
/* ignore FC-Curves without any selected verts */
if (!fcu_test_selected(fcu))
continue;
/* watch it: if the time is wrong: do not correct handles yet */
if (test_time_fcurve(fcu))
dosort++;
else
calchandles_fcurve(fcu);
/* set refresh tags for objects using this animation,
* BUT only if realtime updates are enabled
*/
if ((sipo->flag & SIPO_NOREALTIMEUPDATES) == 0)
ANIM_list_elem_update(CTX_data_main(t->context), t->scene, ale);
}
/* do resort and other updates? */
if (dosort) remake_graph_transdata(t, &anim_data);
/* now free temp channels */
ANIM_animdata_freelist(&anim_data);
}
/* helper for recalcData() - for NLA Editor transforms */
static void recalcData_nla(TransInfo *t)
{
SpaceNla *snla = (SpaceNla *)t->sa->spacedata.first;
Scene *scene = t->scene;
double secf = FPS;
int i;
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_SINGLE(t);
TransDataNla *tdn = tc->custom.type.data;
/* for each strip we've got, perform some additional validation of the values that got set before
* using RNA to set the value (which does some special operations when setting these values to make
* sure that everything works ok)
*/
for (i = 0; i < tc->data_len; i++, tdn++) {
NlaStrip *strip = tdn->strip;
PointerRNA strip_ptr;
short pExceeded, nExceeded, iter;
int delta_y1, delta_y2;
/* if this tdn has no handles, that means it is just a dummy that should be skipped */
if (tdn->handle == 0)
continue;
/* set refresh tags for objects using this animation,
* BUT only if realtime updates are enabled
*/
if ((snla->flag & SNLA_NOREALTIMEUPDATES) == 0)
ANIM_id_update(CTX_data_main(t->context), tdn->id);
/* if canceling transform, just write the values without validating, then move on */
if (t->state == TRANS_CANCEL) {
/* clear the values by directly overwriting the originals, but also need to restore
* endpoints of neighboring transition-strips
*/
/* start */
strip->start = tdn->h1[0];
if ((strip->prev) && (strip->prev->type == NLASTRIP_TYPE_TRANSITION))
strip->prev->end = tdn->h1[0];
/* end */
strip->end = tdn->h2[0];
if ((strip->next) && (strip->next->type == NLASTRIP_TYPE_TRANSITION))
strip->next->start = tdn->h2[0];
/* flush transforms to child strips (since this should be a meta) */
BKE_nlameta_flush_transforms(strip);
/* restore to original track (if needed) */
if (tdn->oldTrack != tdn->nlt) {
/* just append to end of list for now, since strips get sorted in special_aftertrans_update() */
BLI_remlink(&tdn->nlt->strips, strip);
BLI_addtail(&tdn->oldTrack->strips, strip);
}
continue;
}
/* firstly, check if the proposed transform locations would overlap with any neighboring strips
* (barring transitions) which are absolute barriers since they are not being moved
*
* this is done as a iterative procedure (done 5 times max for now)
*/
for (iter = 0; iter < 5; iter++) {
pExceeded = ((strip->prev) && (strip->prev->type != NLASTRIP_TYPE_TRANSITION) && (tdn->h1[0] < strip->prev->end));
nExceeded = ((strip->next) && (strip->next->type != NLASTRIP_TYPE_TRANSITION) && (tdn->h2[0] > strip->next->start));
if ((pExceeded && nExceeded) || (iter == 4)) {
/* both endpoints exceeded (or iteration ping-pong'd meaning that we need a compromise)
* - simply crop strip to fit within the bounds of the strips bounding it
* - if there were no neighbors, clear the transforms (make it default to the strip's current values)
*/
if (strip->prev && strip->next) {
tdn->h1[0] = strip->prev->end;
tdn->h2[0] = strip->next->start;
}
else {
tdn->h1[0] = strip->start;
tdn->h2[0] = strip->end;
}
}
else if (nExceeded) {
/* move backwards */
float offset = tdn->h2[0] - strip->next->start;
tdn->h1[0] -= offset;
tdn->h2[0] -= offset;
}
else if (pExceeded) {
/* more forwards */
float offset = strip->prev->end - tdn->h1[0];
tdn->h1[0] += offset;
tdn->h2[0] += offset;
}
else /* all is fine and well */
break;
}
/* handle auto-snapping
* NOTE: only do this when transform is still running, or we can't restore
*/
if (t->state != TRANS_CANCEL) {
switch (snla->autosnap) {
case SACTSNAP_FRAME: /* snap to nearest frame */
case SACTSNAP_STEP: /* frame step - this is basically the same,
* since we don't have any remapping going on */
{
tdn->h1[0] = floorf(tdn->h1[0] + 0.5f);
tdn->h2[0] = floorf(tdn->h2[0] + 0.5f);
break;
}
case SACTSNAP_SECOND: /* snap to nearest second */
case SACTSNAP_TSTEP: /* second step - this is basically the same,
* since we don't have any remapping going on */
{
/* This case behaves differently from the rest, since lengths of strips
* may not be multiples of a second. If we just naively resize adjust
* the handles, things may not work correctly. Instead, we only snap
* the first handle, and move the other to fit.
*
* FIXME: we do run into problems here when user attempts to negatively
* scale the strip, as it then just compresses down and refuses
* to expand out the other end.
*/
float h1_new = (float)(floor(((double)tdn->h1[0] / secf) + 0.5) * secf);
float delta = h1_new - tdn->h1[0];
tdn->h1[0] = h1_new;
tdn->h2[0] += delta;
break;
}
case SACTSNAP_MARKER: /* snap to nearest marker */
{
tdn->h1[0] = (float)ED_markers_find_nearest_marker_time(&t->scene->markers, tdn->h1[0]);
tdn->h2[0] = (float)ED_markers_find_nearest_marker_time(&t->scene->markers, tdn->h2[0]);
break;
}
}
}
/* Use RNA to write the values to ensure that constraints on these are obeyed
* (e.g. for transition strips, the values are taken from the neighbors)
*
* NOTE: we write these twice to avoid truncation errors which can arise when
* moving the strips a large distance using numeric input [#33852]
*/
RNA_pointer_create(NULL, &RNA_NlaStrip, strip, &strip_ptr);
RNA_float_set(&strip_ptr, "frame_start", tdn->h1[0]);
RNA_float_set(&strip_ptr, "frame_end", tdn->h2[0]);
RNA_float_set(&strip_ptr, "frame_start", tdn->h1[0]);
RNA_float_set(&strip_ptr, "frame_end", tdn->h2[0]);
/* flush transforms to child strips (since this should be a meta) */
BKE_nlameta_flush_transforms(strip);
/* now, check if we need to try and move track
* - we need to calculate both, as only one may have been altered by transform if only 1 handle moved
*/
delta_y1 = ((int)tdn->h1[1] / NLACHANNEL_STEP(snla) - tdn->trackIndex);
delta_y2 = ((int)tdn->h2[1] / NLACHANNEL_STEP(snla) - tdn->trackIndex);
if (delta_y1 || delta_y2) {
NlaTrack *track;
int delta = (delta_y2) ? delta_y2 : delta_y1;
int n;
/* move in the requested direction, checking at each layer if there's space for strip to pass through,
* stopping on the last track available or that we're able to fit in
*/
if (delta > 0) {
for (track = tdn->nlt->next, n = 0; (track) && (n < delta); track = track->next, n++) {
/* check if space in this track for the strip */
if (BKE_nlatrack_has_space(track, strip->start, strip->end)) {
/* move strip to this track */
BLI_remlink(&tdn->nlt->strips, strip);
BKE_nlatrack_add_strip(track, strip);
tdn->nlt = track;
tdn->trackIndex++;
}
else /* can't move any further */
break;
}
}
else {
/* make delta 'positive' before using it, since we now know to go backwards */
delta = -delta;
for (track = tdn->nlt->prev, n = 0; (track) && (n < delta); track = track->prev, n++) {
/* check if space in this track for the strip */
if (BKE_nlatrack_has_space(track, strip->start, strip->end)) {
/* move strip to this track */
BLI_remlink(&tdn->nlt->strips, strip);
BKE_nlatrack_add_strip(track, strip);
tdn->nlt = track;
tdn->trackIndex--;
}
else /* can't move any further */
break;
}
}
}
}
}
static void recalcData_mask_common(TransInfo *t)
{
Mask *mask = CTX_data_edit_mask(t->context);
flushTransMasking(t);
DEG_id_tag_update(&mask->id, 0);
}
/* helper for recalcData() - for Image Editor transforms */
static void recalcData_image(TransInfo *t)
{
if (t->options & CTX_MASK) {
recalcData_mask_common(t);
}
else if (t->options & CTX_PAINT_CURVE) {
flushTransPaintCurve(t);
}
else if ((t->flag & T_EDIT) && t->obedit_type == OB_MESH) {
SpaceImage *sima = t->sa->spacedata.first;
flushTransUVs(t);
if (sima->flag & SI_LIVE_UNWRAP)
ED_uvedit_live_unwrap_re_solve();
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->data_len) {
DEG_id_tag_update(tc->obedit->data, 0);
}
}
}
}
/* helper for recalcData() - for Movie Clip transforms */
static void recalcData_spaceclip(TransInfo *t)
{
SpaceClip *sc = t->sa->spacedata.first;
if (ED_space_clip_check_show_trackedit(sc)) {
MovieClip *clip = ED_space_clip_get_clip(sc);
ListBase *tracksbase = BKE_tracking_get_active_tracks(&clip->tracking);
MovieTrackingTrack *track;
int framenr = ED_space_clip_get_clip_frame_number(sc);
flushTransTracking(t);
track = tracksbase->first;
while (track) {
if (TRACK_VIEW_SELECTED(sc, track) && (track->flag & TRACK_LOCKED) == 0) {
MovieTrackingMarker *marker = BKE_tracking_marker_get(track, framenr);
if (t->mode == TFM_TRANSLATION) {
if (TRACK_AREA_SELECTED(track, TRACK_AREA_PAT))
BKE_tracking_marker_clamp(marker, CLAMP_PAT_POS);
if (TRACK_AREA_SELECTED(track, TRACK_AREA_SEARCH))
BKE_tracking_marker_clamp(marker, CLAMP_SEARCH_POS);
}
else if (t->mode == TFM_RESIZE) {
if (TRACK_AREA_SELECTED(track, TRACK_AREA_PAT))
BKE_tracking_marker_clamp(marker, CLAMP_PAT_DIM);
if (TRACK_AREA_SELECTED(track, TRACK_AREA_SEARCH))
BKE_tracking_marker_clamp(marker, CLAMP_SEARCH_DIM);
}
else if (t->mode == TFM_ROTATION) {
if (TRACK_AREA_SELECTED(track, TRACK_AREA_PAT))
BKE_tracking_marker_clamp(marker, CLAMP_PAT_POS);
}
}
track = track->next;
}
DEG_id_tag_update(&clip->id, 0);
}
else if (t->options & CTX_MASK) {
recalcData_mask_common(t);
}
}
/* helper for recalcData() - for object transforms, typically in the 3D view */
static void recalcData_objects(TransInfo *t)
{
Base *base = t->view_layer->basact;
if (t->obedit_type != -1) {
if (ELEM(t->obedit_type, OB_CURVE, OB_SURF)) {
if (t->state != TRANS_CANCEL) {
clipMirrorModifier(t);
applyProject(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
Curve *cu = tc->obedit->data;
ListBase *nurbs = BKE_curve_editNurbs_get(cu);
Nurb *nu = nurbs->first;
DEG_id_tag_update(tc->obedit->data, 0); /* sets recalc flags */
if (t->state == TRANS_CANCEL) {
while (nu) {
/* Cant do testhandlesNurb here, it messes up the h1 and h2 flags */
BKE_nurb_handles_calc(nu);
nu = nu->next;
}
}
else {
/* Normal updating */
while (nu) {
BKE_nurb_test_2d(nu);
BKE_nurb_handles_calc(nu);
nu = nu->next;
}
}
}
}
else if (t->obedit_type == OB_LATTICE) {
if (t->state != TRANS_CANCEL) {
applyProject(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
Lattice *la = tc->obedit->data;
DEG_id_tag_update(tc->obedit->data, 0); /* sets recalc flags */
if (la->editlatt->latt->flag & LT_OUTSIDE) {
outside_lattice(la->editlatt->latt);
}
}
}
else if (t->obedit_type == OB_MESH) {
/* mirror modifier clipping? */
if (t->state != TRANS_CANCEL) {
/* apply clipping after so we never project past the clip plane [#25423] */
applyProject(t);
clipMirrorModifier(t);
}
if ((t->flag & T_NO_MIRROR) == 0 &&
(t->options & CTX_NO_MIRROR) == 0)
{
editbmesh_apply_to_mirror(t);
}
if (t->mode == TFM_EDGE_SLIDE) {
projectEdgeSlideData(t, false);
}
else if (t->mode == TFM_VERT_SLIDE) {
projectVertSlideData(t, false);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
DEG_id_tag_update(tc->obedit->data, 0); /* sets recalc flags */
BMEditMesh *em = BKE_editmesh_from_object(tc->obedit);
EDBM_mesh_normals_update(em);
BKE_editmesh_tessface_calc(em);
}
}
else if (t->obedit_type == OB_ARMATURE) { /* no recalc flag, does pose */
if (t->state != TRANS_CANCEL) {
applyProject(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
bArmature *arm = tc->obedit->data;
ListBase *edbo = arm->edbo;
EditBone *ebo, *ebo_parent;
TransData *td = tc->data;
int i;
/* Ensure all bones are correctly adjusted */
for (ebo = edbo->first; ebo; ebo = ebo->next) {
ebo_parent = (ebo->flag & BONE_CONNECTED) ? ebo->parent : NULL;
if (ebo_parent) {
/* If this bone has a parent tip that has been moved */
if (ebo_parent->flag & BONE_TIPSEL) {
copy_v3_v3(ebo->head, ebo_parent->tail);
if (t->mode == TFM_BONE_ENVELOPE) ebo->rad_head = ebo_parent->rad_tail;
}
/* If this bone has a parent tip that has NOT been moved */
else {
copy_v3_v3(ebo_parent->tail, ebo->head);
if (t->mode == TFM_BONE_ENVELOPE) ebo_parent->rad_tail = ebo->rad_head;
}
}
/* on extrude bones, oldlength==0.0f, so we scale radius of points */
ebo->length = len_v3v3(ebo->head, ebo->tail);
if (ebo->oldlength == 0.0f) {
ebo->rad_head = 0.25f * ebo->length;
ebo->rad_tail = 0.10f * ebo->length;
ebo->dist = 0.25f * ebo->length;
if (ebo->parent) {
if (ebo->rad_head > ebo->parent->rad_tail)
ebo->rad_head = ebo->parent->rad_tail;
}
}
else if (t->mode != TFM_BONE_ENVELOPE) {
/* if bones change length, lets do that for the deform distance as well */
ebo->dist *= ebo->length / ebo->oldlength;
ebo->rad_head *= ebo->length / ebo->oldlength;
ebo->rad_tail *= ebo->length / ebo->oldlength;
ebo->oldlength = ebo->length;
if (ebo_parent) {
ebo_parent->rad_tail = ebo->rad_head;
}
}
}
if (!ELEM(t->mode, TFM_BONE_ROLL, TFM_BONE_ENVELOPE, TFM_BONE_ENVELOPE_DIST, TFM_BONESIZE)) {
/* fix roll */
for (i = 0; i < tc->data_len; i++, td++) {
if (td->extra) {
float vec[3], up_axis[3];
float qrot[4];
float roll;
ebo = td->extra;
if (t->state == TRANS_CANCEL) {
/* restore roll */
ebo->roll = td->ival;
}
else {
copy_v3_v3(up_axis, td->axismtx[2]);
sub_v3_v3v3(vec, ebo->tail, ebo->head);
normalize_v3(vec);
rotation_between_vecs_to_quat(qrot, td->axismtx[1], vec);
mul_qt_v3(qrot, up_axis);
/* roll has a tendency to flip in certain orientations - [#34283], [#33974] */
roll = ED_armature_ebone_roll_to_vector(ebo, up_axis, false);
ebo->roll = angle_compat_rad(roll, td->ival);
}
}
}
}
if (arm->flag & ARM_MIRROR_EDIT) {
if (t->state != TRANS_CANCEL) {
ED_armature_edit_transform_mirror_update(tc->obedit);
}
else {
restoreBones(tc);
}
}
}
}
else {
if (t->state != TRANS_CANCEL) {
applyProject(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->data_len) {
DEG_id_tag_update(tc->obedit->data, 0); /* sets recalc flags */
}
}
}
}
else if (t->flag & T_POSE) {
GSet *motionpath_updates = BLI_gset_ptr_new("motionpath updates");
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
Object *ob = tc->poseobj;
bArmature *arm = ob->data;
/* if animtimer is running, and the object already has animation data,
* check if the auto-record feature means that we should record 'samples'
* (i.e. un-editable animation values)
*
* context is needed for keying set poll() functions.
*/
// TODO: autokeyframe calls need some setting to specify to add samples (FPoints) instead of keyframes?
if ((t->animtimer) && (t->context) && IS_AUTOKEY_ON(t->scene)) {
int targetless_ik = (t->flag & T_AUTOIK); // XXX this currently doesn't work, since flags aren't set yet!
animrecord_check_state(t->scene, &ob->id, t->animtimer);
autokeyframe_pose(t->context, t->scene, ob, t->mode, targetless_ik);
}
if (motionpath_need_update_pose(t->scene, ob)) {
BLI_gset_insert(motionpath_updates, ob);
}
/* old optimize trick... this enforces to bypass the depgraph */
if (!(arm->flag & ARM_DELAYDEFORM)) {
DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY); /* sets recalc flags */
/* transformation of pose may affect IK tree, make sure it is rebuilt */
BIK_clear_data(ob->pose);
}
else {
BKE_pose_where_is(t->depsgraph, t->scene, ob);
}
}
/* Update motion paths once for all transformed bones in an object. */
GSetIterator gs_iter;
GSET_ITER (gs_iter, motionpath_updates) {
Object *ob = BLI_gsetIterator_getKey(&gs_iter);
ED_pose_recalculate_paths(t->context, t->scene, ob, true);
}
BLI_gset_free(motionpath_updates, NULL);
}
else if (base && (base->object->mode & OB_MODE_PARTICLE_EDIT) &&
PE_get_current(t->scene, base->object))
{
if (t->state != TRANS_CANCEL) {
applyProject(t);
}
flushTransParticles(t);
}
else {
bool motionpath_update = false;
if (t->state != TRANS_CANCEL) {
applyProject(t);
}
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (int i = 0; i < tc->data_len; i++, td++) {
Object *ob = td->ob;
if (td->flag & TD_NOACTION)
break;
if (td->flag & TD_SKIP)
continue;
/* if animtimer is running, and the object already has animation data,
* check if the auto-record feature means that we should record 'samples'
* (i.e. uneditable animation values)
*/
// TODO: autokeyframe calls need some setting to specify to add samples (FPoints) instead of keyframes?
if ((t->animtimer) && IS_AUTOKEY_ON(t->scene)) {
animrecord_check_state(t->scene, &ob->id, t->animtimer);
autokeyframe_object(t->context, t->scene, t->view_layer, ob, t->mode);
}
motionpath_update |= motionpath_need_update_object(t->scene, ob);
/* sets recalc flags fully, instead of flushing existing ones
* otherwise proxies don't function correctly
*/
DEG_id_tag_update(&ob->id, ID_RECALC_TRANSFORM);
if (t->flag & T_TEXTURE)
DEG_id_tag_update(&ob->id, ID_RECALC_GEOMETRY);
}
}
if (motionpath_update) {
/* Update motion paths once for all transformed objects. */
ED_objects_recalculate_paths(t->context, t->scene, true);
}
}
}
static void recalcData_cursor(TransInfo *t)
{
DEG_id_tag_update(&t->scene->id, ID_RECALC_COPY_ON_WRITE);
}
/* helper for recalcData() - for sequencer transforms */
static void recalcData_sequencer(TransInfo *t)
{
TransData *td;
int a;
Sequence *seq_prev = NULL;
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_SINGLE(t);
for (a = 0, td = tc->data; a < tc->data_len; a++, td++) {
TransDataSeq *tdsq = (TransDataSeq *) td->extra;
Sequence *seq = tdsq->seq;
if (seq != seq_prev) {
if (BKE_sequence_tx_fullupdate_test(seq)) {
/* A few effect strip types need a complete recache on transform. */
BKE_sequence_invalidate_cache(t->scene, seq);
}
else {
BKE_sequence_invalidate_dependent(t->scene, seq);
}
}
seq_prev = seq;
}
BKE_sequencer_preprocessed_cache_cleanup();
flushTransSeq(t);
}
/* force recalculation of triangles during transformation */
static void recalcData_gpencil_strokes(TransInfo *t)
{
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_SINGLE(t);
TransData *td = tc->data;
for (int i = 0; i < tc->data_len; i++, td++) {
bGPDstroke *gps = td->extra;
if (gps != NULL) {
gps->flag |= GP_STROKE_RECALC_GEOMETRY;
}
}
}
/* called for updating while transform acts, once per redraw */
void recalcData(TransInfo *t)
{
/* if tests must match createTransData for correct updates */
if (t->options & CTX_CURSOR) {
recalcData_cursor(t);
}
else if (t->options & CTX_TEXTURE) {
recalcData_objects(t);
}
else if (t->options & CTX_EDGE) {
recalcData_objects(t);
}
else if (t->options & CTX_PAINT_CURVE) {
flushTransPaintCurve(t);
}
else if (t->options & CTX_GPENCIL_STROKES) {
/* set recalc triangle cache flag */
recalcData_gpencil_strokes(t);
}
else if (t->spacetype == SPACE_IMAGE) {
recalcData_image(t);
}
else if (t->spacetype == SPACE_ACTION) {
recalcData_actedit(t);
}
else if (t->spacetype == SPACE_NLA) {
recalcData_nla(t);
}
else if (t->spacetype == SPACE_SEQ) {
recalcData_sequencer(t);
}
else if (t->spacetype == SPACE_GRAPH) {
recalcData_graphedit(t);
}
else if (t->spacetype == SPACE_NODE) {
flushTransNodes(t);
}
else if (t->spacetype == SPACE_CLIP) {
recalcData_spaceclip(t);
}
else {
recalcData_objects(t);
}
}
void drawLine(TransInfo *t, const float center[3], const float dir[3], char axis, short options)
{
float v1[3], v2[3], v3[3];
unsigned char col[3], col2[3];
if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = t->view;
GPU_matrix_push();
copy_v3_v3(v3, dir);
mul_v3_fl(v3, v3d->clip_end);
sub_v3_v3v3(v2, center, v3);
add_v3_v3v3(v1, center, v3);
if (options & DRAWLIGHT) {
col[0] = col[1] = col[2] = 220;
}
else {
UI_GetThemeColor3ubv(TH_GRID, col);
}
UI_make_axis_color(col, col2, axis);
uint pos = GPU_vertformat_attr_add(immVertexFormat(), "pos", GPU_COMP_F32, 3, GPU_FETCH_FLOAT);
immBindBuiltinProgram(GPU_SHADER_3D_UNIFORM_COLOR);
immUniformColor3ubv(col2);
immBegin(GPU_PRIM_LINES, 2);
immVertex3fv(pos, v1);
immVertex3fv(pos, v2);
immEnd();
immUnbindProgram();
GPU_matrix_pop();
}
}
/**
* Free data before switching to another mode.
*/
void resetTransModal(TransInfo *t)
{
freeTransCustomDataForMode(t);
}
void resetTransRestrictions(TransInfo *t)
{
t->flag &= ~T_ALL_RESTRICTIONS;
}
static int initTransInfo_edit_pet_to_flag(const int proportional)
{
switch (proportional) {
case PROP_EDIT_ON:
return T_PROP_EDIT;
case PROP_EDIT_CONNECTED:
return T_PROP_EDIT | T_PROP_CONNECTED;
case PROP_EDIT_PROJECTED:
return T_PROP_EDIT | T_PROP_PROJECTED;
default:
return 0;
}
}
void initTransDataContainers_FromObjectData(TransInfo *t, Object *obact, Object **objects, uint objects_len)
{
const eObjectMode object_mode = obact ? obact->mode : OB_MODE_OBJECT;
const short object_type = obact ? obact->type : -1;
if ((object_mode & OB_MODE_EDIT) || (t->options & CTX_GPENCIL_STROKES) ||
((object_mode & OB_MODE_POSE) && (object_type == OB_ARMATURE)))
{
if (t->data_container) {
MEM_freeN(t->data_container);
}
bool free_objects = false;
if (objects == NULL) {
objects = BKE_view_layer_array_from_objects_in_mode(
t->view_layer,
(t->spacetype == SPACE_VIEW3D) ? t->view : NULL,
&objects_len, {
.object_mode = object_mode,
.no_dup_data = true,
});
free_objects = true;
}
t->data_container = MEM_callocN(sizeof(*t->data_container) * objects_len, __func__);
t->data_container_len = objects_len;
for (int i = 0; i < objects_len; i++) {
TransDataContainer *tc = &t->data_container[i];
/* TODO, multiple axes. */
tc->mirror.axis_flag = (
((t->flag & T_NO_MIRROR) == 0) &&
((t->options & CTX_NO_MIRROR) == 0) &&
(objects[i]->type == OB_MESH) &&
(((Mesh *)objects[i]->data)->editflag & ME_EDIT_MIRROR_X) != 0);
if (object_mode & OB_MODE_EDIT) {
tc->obedit = objects[i];
/* Check needed for UV's */
if ((t->flag & T_2D_EDIT) == 0) {
tc->use_local_mat = true;
}
}
else if (object_mode & OB_MODE_POSE) {
tc->poseobj = objects[i];
tc->use_local_mat = true;
}
else if (t->options & CTX_GPENCIL_STROKES) {
tc->use_local_mat = true;
}
if (tc->use_local_mat) {
BLI_assert((t->flag & T_2D_EDIT) == 0);
copy_m4_m4(tc->mat, objects[i]->obmat);
copy_m3_m4(tc->mat3, tc->mat);
invert_m4_m4(tc->imat, tc->mat);
invert_m3_m3(tc->imat3, tc->mat3);
normalize_m3_m3(tc->mat3_unit, tc->mat3);
}
/* Otherwise leave as zero. */
}
if (free_objects) {
MEM_freeN(objects);
}
}
}
/**
* Setup internal data, mouse, vectors
*
* \note \a op and \a event can be NULL
*
* \see #saveTransform does the reverse.
*/
void initTransInfo(bContext *C, TransInfo *t, wmOperator *op, const wmEvent *event)
{
Depsgraph *depsgraph = CTX_data_depsgraph(C);
Scene *sce = CTX_data_scene(C);
ViewLayer *view_layer = CTX_data_view_layer(C);
const eObjectMode object_mode = OBACT(view_layer) ? OBACT(view_layer)->mode : OB_MODE_OBJECT;
const short object_type = OBACT(view_layer) ? OBACT(view_layer)->type : -1;
ToolSettings *ts = CTX_data_tool_settings(C);
ARegion *ar = CTX_wm_region(C);
ScrArea *sa = CTX_wm_area(C);
bGPdata *gpd = CTX_data_gpencil_data(C);
PropertyRNA *prop;
t->depsgraph = depsgraph;
t->scene = sce;
t->view_layer = view_layer;
t->sa = sa;
t->ar = ar;
t->settings = ts;
t->reports = op ? op->reports : NULL;
t->helpline = HLP_NONE;
t->flag = 0;
t->obedit_type = ((object_mode == OB_MODE_EDIT) || (object_mode == OB_MODE_EDIT_GPENCIL)) ? object_type : -1;
/* Many kinds of transform only use a single handle. */
if (t->data_container == NULL) {
t->data_container = MEM_callocN(sizeof(*t->data_container), __func__);
t->data_container_len = 1;
}
t->redraw = TREDRAW_HARD; /* redraw first time */
if (event) {
t->mouse.imval[0] = event->mval[0];
t->mouse.imval[1] = event->mval[1];
}
else {
t->mouse.imval[0] = 0;
t->mouse.imval[1] = 0;
}
t->con.imval[0] = t->mouse.imval[0];
t->con.imval[1] = t->mouse.imval[1];
t->mval[0] = t->mouse.imval[0];
t->mval[1] = t->mouse.imval[1];
t->transform = NULL;
t->handleEvent = NULL;
t->data_len_all = 0;
t->val = 0.0f;
zero_v3(t->vec);
zero_v3(t->center_global);
unit_m3(t->mat);
unit_m3(t->orient_matrix);
negate_m3(t->orient_matrix);
/* Leave 't->orient_matrix_is_set' to false,
* so we overwrite it when we have a useful value. */
/* Default to rotate on the Z axis. */
t->orient_axis = 2;
t->orient_axis_ortho = 1;
/* if there's an event, we're modal */
if (event) {
t->flag |= T_MODAL;
}
/* Crease needs edge flag */
if (ELEM(t->mode, TFM_CREASE, TFM_BWEIGHT)) {
t->options |= CTX_EDGE;
}
t->remove_on_cancel = false;
if (op && (prop = RNA_struct_find_property(op->ptr, "remove_on_cancel")) && RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->remove_on_cancel = true;
}
}
/* GPencil editing context */
if (GPENCIL_EDIT_MODE(gpd)) {
t->options |= CTX_GPENCIL_STROKES;
}
/* Assign the space type, some exceptions for running in different mode */
if (sa == NULL) {
/* background mode */
t->spacetype = SPACE_EMPTY;
}
else if ((ar == NULL) && (sa->spacetype == SPACE_VIEW3D)) {
/* running in the text editor */
t->spacetype = SPACE_EMPTY;
}
else {
/* normal operation */
t->spacetype = sa->spacetype;
}
/* handle T_ALT_TRANSFORM initialization, we may use for different operators */
if (op) {
const char *prop_id = NULL;
if (t->mode == TFM_SHRINKFATTEN) {
prop_id = "use_even_offset";
}
if (prop_id && (prop = RNA_struct_find_property(op->ptr, prop_id))) {
SET_FLAG_FROM_TEST(t->flag, RNA_property_boolean_get(op->ptr, prop), T_ALT_TRANSFORM);
}
}
if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = sa->spacedata.first;
bScreen *animscreen = ED_screen_animation_playing(CTX_wm_manager(C));
t->view = v3d;
t->animtimer = (animscreen) ? animscreen->animtimer : NULL;
/* turn gizmo off during transform */
if (t->flag & T_MODAL) {
t->gizmo_flag = v3d->gizmo_flag;
v3d->gizmo_flag = V3D_GIZMO_HIDE;
}
if (t->scene->toolsettings->transform_flag & SCE_XFORM_AXIS_ALIGN) {
t->flag |= T_V3D_ALIGN;
}
t->around = t->scene->toolsettings->transform_pivot_point;
/* bend always uses the cursor */
if (t->mode == TFM_BEND) {
t->around = V3D_AROUND_CURSOR;
}
TransformOrientationSlot *orient_slot = &t->scene->orientation_slots[SCE_ORIENT_DEFAULT];
t->orientation.unset = V3D_ORIENT_GLOBAL;
t->orientation.user = orient_slot->type;
t->orientation.custom = BKE_scene_transform_orientation_find(t->scene, orient_slot->index_custom);
t->orientation.index = 0;
ARRAY_SET_ITEMS(
t->orientation.types,
&t->orientation.user,
NULL);
/* Make second orientation local if both are global. */
if (t->orientation.user == V3D_ORIENT_GLOBAL) {
t->orientation.user_alt = V3D_ORIENT_LOCAL;
t->orientation.types[0] = &t->orientation.user_alt;
SWAP(short *, t->orientation.types[0], t->orientation.types[1]);
}
/* exceptional case */
if (t->around == V3D_AROUND_LOCAL_ORIGINS) {
if (ELEM(t->mode, TFM_ROTATION, TFM_RESIZE, TFM_TRACKBALL)) {
const bool use_island = transdata_check_local_islands(t, t->around);
if ((t->obedit_type != -1) && !use_island) {
t->options |= CTX_NO_PET;
}
}
}
if (object_mode & OB_MODE_ALL_PAINT) {
Paint *p = BKE_paint_get_active_from_context(C);
if (p && p->brush && (p->brush->flag & BRUSH_CURVE)) {
t->options |= CTX_PAINT_CURVE;
}
}
/* initialize UV transform from */
if (op && ((prop = RNA_struct_find_property(op->ptr, "correct_uv")))) {
if (RNA_property_is_set(op->ptr, prop)) {
if (RNA_property_boolean_get(op->ptr, prop)) {
t->settings->uvcalc_flag |= UVCALC_TRANSFORM_CORRECT;
}
else {
t->settings->uvcalc_flag &= ~UVCALC_TRANSFORM_CORRECT;
}
}
else {
RNA_property_boolean_set(op->ptr, prop, (t->settings->uvcalc_flag & UVCALC_TRANSFORM_CORRECT) != 0);
}
}
}
else if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = sa->spacedata.first;
// XXX for now, get View2D from the active region
t->view = &ar->v2d;
t->around = sima->around;
if (ED_space_image_show_uvedit(sima, OBACT(t->view_layer))) {
/* UV transform */
}
else if (sima->mode == SI_MODE_MASK) {
t->options |= CTX_MASK;
}
else if (sima->mode == SI_MODE_PAINT) {
Paint *p = &sce->toolsettings->imapaint.paint;
if (p->brush && (p->brush->flag & BRUSH_CURVE)) {
t->options |= CTX_PAINT_CURVE;
}
}
/* image not in uv edit, nor in mask mode, can happen for some tools */
}
else if (t->spacetype == SPACE_NODE) {
// XXX for now, get View2D from the active region
t->view = &ar->v2d;
t->around = V3D_AROUND_CENTER_BOUNDS;
}
else if (t->spacetype == SPACE_GRAPH) {
SpaceGraph *sipo = sa->spacedata.first;
t->view = &ar->v2d;
t->around = sipo->around;
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *sclip = sa->spacedata.first;
t->view = &ar->v2d;
t->around = sclip->around;
if (ED_space_clip_check_show_trackedit(sclip))
t->options |= CTX_MOVIECLIP;
else if (ED_space_clip_check_show_maskedit(sclip))
t->options |= CTX_MASK;
}
else {
if (ar) {
// XXX for now, get View2D from the active region
t->view = &ar->v2d;
// XXX for now, the center point is the midpoint of the data
}
else {
t->view = NULL;
}
t->around = V3D_AROUND_CENTER_BOUNDS;
}
if (op && (prop = RNA_struct_find_property(op->ptr, "orient_axis"))) {
t->orient_axis = RNA_property_enum_get(op->ptr, prop);
}
if (op && (prop = RNA_struct_find_property(op->ptr, "orient_axis_ortho"))) {
t->orient_axis_ortho = RNA_property_enum_get(op->ptr, prop);
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "orient_matrix")) &&
RNA_property_is_set(op->ptr, prop)) &&
((t->flag & T_MODAL) ||
/* When using redo, don't use the the custom constraint matrix
* if the user selects a different orientation. */
(RNA_enum_get(op->ptr, "orient_type") ==
RNA_enum_get(op->ptr, "orient_matrix_type"))))
{
RNA_property_float_get_array(op->ptr, prop, &t->spacemtx[0][0]);
/* Some transform modes use this to operate on an axis. */
t->orient_matrix_is_set = true;
copy_m3_m3(t->orient_matrix, t->spacemtx);
t->orient_matrix_is_set = true;
t->orientation.user = V3D_ORIENT_CUSTOM_MATRIX;
t->orientation.custom = 0;
if (t->flag & T_MODAL) {
RNA_enum_set(op->ptr, "orient_matrix_type", RNA_enum_get(op->ptr, "orient_type"));
}
}
else if (op && ((prop = RNA_struct_find_property(op->ptr, "orient_type")) &&
RNA_property_is_set(op->ptr, prop)))
{
short orientation = RNA_property_enum_get(op->ptr, prop);
TransformOrientation *custom_orientation = NULL;
if (orientation >= V3D_ORIENT_CUSTOM) {
if (orientation >= V3D_ORIENT_CUSTOM + BIF_countTransformOrientation(C)) {
orientation = V3D_ORIENT_GLOBAL;
}
else {
custom_orientation = BKE_scene_transform_orientation_find(
t->scene, orientation - V3D_ORIENT_CUSTOM);
orientation = V3D_ORIENT_CUSTOM;
}
}
t->orientation.user = orientation;
t->orientation.custom = custom_orientation;
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "release_confirm")) &&
RNA_property_is_set(op->ptr, prop)))
{
if (RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_RELEASE_CONFIRM;
}
}
else {
if (U.flag & USER_RELEASECONFIRM) {
t->flag |= T_RELEASE_CONFIRM;
}
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "mirror")) &&
RNA_property_is_set(op->ptr, prop)))
{
if (!RNA_property_boolean_get(op->ptr, prop)) {
t->flag |= T_NO_MIRROR;
}
}
else if ((t->spacetype == SPACE_VIEW3D) && (t->obedit_type == OB_MESH)) {
/* pass */
}
else {
/* Avoid mirroring for unsupported contexts. */
t->options |= CTX_NO_MIRROR;
}
/* setting PET flag only if property exist in operator. Otherwise, assume it's not supported */
if (op && (prop = RNA_struct_find_property(op->ptr, "proportional"))) {
if (RNA_property_is_set(op->ptr, prop)) {
t->flag |= initTransInfo_edit_pet_to_flag(RNA_property_enum_get(op->ptr, prop));
}
else {
/* use settings from scene only if modal */
if (t->flag & T_MODAL) {
if ((t->options & CTX_NO_PET) == 0) {
if (t->spacetype == SPACE_GRAPH) {
t->flag |= initTransInfo_edit_pet_to_flag(ts->proportional_fcurve);
}
else if (t->spacetype == SPACE_ACTION) {
t->flag |= initTransInfo_edit_pet_to_flag(ts->proportional_action);
}
else if (t->obedit_type != -1) {
t->flag |= initTransInfo_edit_pet_to_flag(ts->proportional);
}
else if (t->options & CTX_GPENCIL_STROKES) {
t->flag |= initTransInfo_edit_pet_to_flag(ts->proportional);
}
else if (t->options & CTX_MASK) {
if (ts->proportional_mask) {
t->flag |= T_PROP_EDIT;
if (ts->proportional == PROP_EDIT_CONNECTED) {
t->flag |= T_PROP_CONNECTED;
}
}
}
else if ((t->obedit_type == -1) && ts->proportional_objects) {
t->flag |= T_PROP_EDIT;
}
}
}
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "proportional_size")) &&
RNA_property_is_set(op->ptr, prop)))
{
t->prop_size = RNA_property_float_get(op->ptr, prop);
}
else {
t->prop_size = ts->proportional_size;
}
/* TRANSFORM_FIX_ME rna restrictions */
if (t->prop_size <= 0.00001f) {
printf("Proportional size (%f) under 0.00001, resetting to 1!\n", t->prop_size);
t->prop_size = 1.0f;
}
if (op && ((prop = RNA_struct_find_property(op->ptr, "proportional_edit_falloff")) &&
RNA_property_is_set(op->ptr, prop)))
{
t->prop_mode = RNA_property_enum_get(op->ptr, prop);
}
else {
t->prop_mode = ts->prop_mode;
}
}
else { /* add not pet option to context when not available */
t->options |= CTX_NO_PET;
}
// Mirror is not supported with PET, turn it off.
#if 0
if (t->flag & T_PROP_EDIT) {
t->flag &= ~T_MIRROR;
}
#endif
setTransformViewAspect(t, t->aspect);
if (op && (prop = RNA_struct_find_property(op->ptr, "center_override")) && RNA_property_is_set(op->ptr, prop)) {
RNA_property_float_get_array(op->ptr, prop, t->center_global);
mul_v3_v3(t->center_global, t->aspect);
t->flag |= T_OVERRIDE_CENTER;
}
setTransformViewMatrices(t);
initNumInput(&t->num);
}
static void freeTransCustomData(
TransInfo *t, TransDataContainer *tc,
TransCustomData *custom_data)
{
if (custom_data->free_cb) {
/* Can take over freeing t->data and data_2d etc... */
custom_data->free_cb(t, tc, custom_data);
BLI_assert(custom_data->data == NULL);
}
else if ((custom_data->data != NULL) && custom_data->use_free) {
MEM_freeN(custom_data->data);
custom_data->data = NULL;
}
/* In case modes are switched in the same transform session. */
custom_data->free_cb = false;
custom_data->use_free = false;
}
static void freeTransCustomDataContainer(TransInfo *t, TransDataContainer *tc, TransCustomDataContainer *tcdc)
{
TransCustomData *custom_data = &tcdc->first_elem;
for (int i = 0; i < TRANS_CUSTOM_DATA_ELEM_MAX; i++, custom_data++) {
freeTransCustomData(t, tc, custom_data);
}
}
/**
* Needed for mode switching.
*/
void freeTransCustomDataForMode(TransInfo *t)
{
freeTransCustomData(t, NULL, &t->custom.mode);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
freeTransCustomData(t, tc, &tc->custom.mode);
}
}
/* Here I would suggest only TransInfo related issues, like free data & reset vars. Not redraws */
void postTrans(bContext *C, TransInfo *t)
{
if (t->draw_handle_view)
ED_region_draw_cb_exit(t->ar->type, t->draw_handle_view);
if (t->draw_handle_apply)
ED_region_draw_cb_exit(t->ar->type, t->draw_handle_apply);
if (t->draw_handle_pixel)
ED_region_draw_cb_exit(t->ar->type, t->draw_handle_pixel);
if (t->draw_handle_cursor)
WM_paint_cursor_end(CTX_wm_manager(C), t->draw_handle_cursor);
if (t->flag & T_MODAL_CURSOR_SET) {
WM_cursor_modal_restore(CTX_wm_window(C));
}
/* Free all custom-data */
freeTransCustomDataContainer(t, NULL, &t->custom);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
freeTransCustomDataContainer(t, tc, &tc->custom);
}
/* postTrans can be called when nothing is selected, so data is NULL already */
if (t->data_len_all != 0) {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
/* free data malloced per trans-data */
if (ELEM(t->obedit_type, OB_CURVE, OB_SURF) ||
(t->spacetype == SPACE_GRAPH))
{
TransData *td = tc->data;
for (int a = 0; a < tc->data_len; a++, td++) {
if (td->flag & TD_BEZTRIPLE) {
MEM_freeN(td->hdata);
}
}
}
MEM_freeN(tc->data);
MEM_SAFE_FREE(tc->data_ext);
MEM_SAFE_FREE(tc->data_2d);
}
}
MEM_SAFE_FREE(t->data_container);
t->data_container = NULL;
BLI_freelistN(&t->tsnap.points);
if (t->spacetype == SPACE_IMAGE) {
if (t->options & (CTX_MASK | CTX_PAINT_CURVE)) {
/* pass */
}
else {
SpaceImage *sima = t->sa->spacedata.first;
if (sima->flag & SI_LIVE_UNWRAP)
ED_uvedit_live_unwrap_end(t->state == TRANS_CANCEL);
}
}
else if (t->spacetype == SPACE_VIEW3D) {
View3D *v3d = t->sa->spacedata.first;
/* restore gizmo */
if (t->flag & T_MODAL) {
v3d->gizmo_flag = t->gizmo_flag;
}
}
if (t->mouse.data) {
MEM_freeN(t->mouse.data);
}
if (t->rng != NULL) {
BLI_rng_free(t->rng);
}
freeSnapping(t);
}
void applyTransObjects(TransInfo *t)
{
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_SINGLE(t);
TransData *td;
for (td = tc->data; td < tc->data + tc->data_len; td++) {
copy_v3_v3(td->iloc, td->loc);
if (td->ext->rot) {
copy_v3_v3(td->ext->irot, td->ext->rot);
}
if (td->ext->size) {
copy_v3_v3(td->ext->isize, td->ext->size);
}
}
recalcData(t);
}
static void restoreElement(TransData *td)
{
/* TransData for crease has no loc */
if (td->loc) {
copy_v3_v3(td->loc, td->iloc);
}
if (td->val) {
*td->val = td->ival;
}
if (td->ext && (td->flag & TD_NO_EXT) == 0) {
if (td->ext->rot) {
copy_v3_v3(td->ext->rot, td->ext->irot);
}
if (td->ext->rotAngle) {
*td->ext->rotAngle = td->ext->irotAngle;
}
if (td->ext->rotAxis) {
copy_v3_v3(td->ext->rotAxis, td->ext->irotAxis);
}
/* XXX, drotAngle & drotAxis not used yet */
if (td->ext->size) {
copy_v3_v3(td->ext->size, td->ext->isize);
}
if (td->ext->quat) {
copy_qt_qt(td->ext->quat, td->ext->iquat);
}
}
if (td->flag & TD_BEZTRIPLE) {
*(td->hdata->h1) = td->hdata->ih1;
*(td->hdata->h2) = td->hdata->ih2;
}
}
void restoreTransObjects(TransInfo *t)
{
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td;
TransData2D *td2d;
for (td = tc->data; td < tc->data + tc->data_len; td++) {
restoreElement(td);
}
for (td2d = tc->data_2d; tc->data_2d && td2d < tc->data_2d + tc->data_len; td2d++) {
if (td2d->h1) {
td2d->h1[0] = td2d->ih1[0];
td2d->h1[1] = td2d->ih1[1];
}
if (td2d->h2) {
td2d->h2[0] = td2d->ih2[0];
td2d->h2[1] = td2d->ih2[1];
}
}
unit_m3(t->mat);
}
recalcData(t);
}
void calculateCenter2D(TransInfo *t)
{
BLI_assert(!is_zero_v3(t->aspect));
projectFloatView(t, t->center_global, t->center2d);
}
void calculateCenterLocal(
TransInfo *t, const float center_global[3])
{
/* setting constraint center */
/* note, init functions may over-ride t->center */
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
if (tc->use_local_mat) {
mul_v3_m4v3(tc->center_local, tc->imat, center_global);
}
else {
copy_v3_v3(tc->center_local, center_global);
}
}
}
void calculateCenterCursor(TransInfo *t, float r_center[3])
{
const float *cursor = t->scene->cursor.location;
copy_v3_v3(r_center, cursor);
/* If edit or pose mode, move cursor in local space */
if (t->options & CTX_PAINT_CURVE) {
if (ED_view3d_project_float_global(t->ar, cursor, r_center, V3D_PROJ_TEST_NOP) != V3D_PROJ_RET_OK) {
r_center[0] = t->ar->winx / 2.0f;
r_center[1] = t->ar->winy / 2.0f;
}
r_center[2] = 0.0f;
}
}
void calculateCenterCursor2D(TransInfo *t, float r_center[2])
{
const float *cursor = NULL;
if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = (SpaceImage *)t->sa->spacedata.first;
cursor = sima->cursor;
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *space_clip = (SpaceClip *) t->sa->spacedata.first;
cursor = space_clip->cursor;
}
if (cursor) {
if (t->options & CTX_MASK) {
float co[2];
if (t->spacetype == SPACE_IMAGE) {
SpaceImage *sima = (SpaceImage *)t->sa->spacedata.first;
BKE_mask_coord_from_image(sima->image, &sima->iuser, co, cursor);
}
else if (t->spacetype == SPACE_CLIP) {
SpaceClip *space_clip = (SpaceClip *) t->sa->spacedata.first;
BKE_mask_coord_from_movieclip(space_clip->clip, &space_clip->user, co, cursor);
}
else {
BLI_assert(!"Shall not happen");
}
r_center[0] = co[0] * t->aspect[0];
r_center[1] = co[1] * t->aspect[1];
}
else if (t->options & CTX_PAINT_CURVE) {
if (t->spacetype == SPACE_IMAGE) {
r_center[0] = UI_view2d_view_to_region_x(&t->ar->v2d, cursor[0]);
r_center[1] = UI_view2d_view_to_region_y(&t->ar->v2d, cursor[1]);
}
}
else {
r_center[0] = cursor[0] * t->aspect[0];
r_center[1] = cursor[1] * t->aspect[1];
}
}
}
void calculateCenterCursorGraph2D(TransInfo *t, float r_center[2])
{
SpaceGraph *sipo = (SpaceGraph *)t->sa->spacedata.first;
Scene *scene = t->scene;
/* cursor is combination of current frame, and graph-editor cursor value */
if (sipo->mode == SIPO_MODE_DRIVERS) {
r_center[0] = sipo->cursorTime;
r_center[1] = sipo->cursorVal;
}
else {
r_center[0] = (float)(scene->r.cfra);
r_center[1] = sipo->cursorVal;
}
}
void calculateCenterMedian(TransInfo *t, float r_center[3])
{
float partial[3] = {0.0f, 0.0f, 0.0f};
int total = 0;
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
for (int i = 0; i < tc->data_len; i++) {
if (tc->data[i].flag & TD_SELECTED) {
if (!(tc->data[i].flag & TD_NOCENTER)) {
if (tc->use_local_mat) {
float v[3];
mul_v3_m4v3(v, tc->mat, tc->data[i].center);
add_v3_v3(partial, v);
}
else {
add_v3_v3(partial, tc->data[i].center);
}
total++;
}
}
}
}
if (total) {
mul_v3_fl(partial, 1.0f / (float)total);
}
copy_v3_v3(r_center, partial);
}
void calculateCenterBound(TransInfo *t, float r_center[3])
{
float max[3], min[3];
bool changed = false;
INIT_MINMAX(min, max);
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
for (int i = 0; i < tc->data_len; i++) {
if (tc->data[i].flag & TD_SELECTED) {
if (!(tc->data[i].flag & TD_NOCENTER)) {
if (tc->use_local_mat) {
float v[3];
mul_v3_m4v3(v, tc->mat, tc->data[i].center);
minmax_v3v3_v3(min, max, v);
}
else {
minmax_v3v3_v3(min, max, tc->data[i].center);
}
changed = true;
}
}
}
}
if (changed) {
mid_v3_v3v3(r_center, min, max);
}
}
/**
* \param select_only: only get active center from data being transformed.
*/
bool calculateCenterActive(TransInfo *t, bool select_only, float r_center[3])
{
TransDataContainer *tc = TRANS_DATA_CONTAINER_FIRST_OK(t);
if (t->spacetype != SPACE_VIEW3D) {
return false;
}
else if (tc->obedit) {
if (ED_object_calc_active_center_for_editmode(tc->obedit, select_only, r_center)) {
mul_m4_v3(tc->obedit->obmat, r_center);
return true;
}
}
else if (t->flag & T_POSE) {
ViewLayer *view_layer = t->view_layer;
Object *ob = OBACT(view_layer) ;
if (ED_object_calc_active_center_for_posemode(ob, select_only, r_center)) {
mul_m4_v3(ob->obmat, r_center);
return true;
}
}
else if (t->options & CTX_PAINT_CURVE) {
Paint *p = BKE_paint_get_active(t->scene, t->view_layer);
Brush *br = p->brush;
PaintCurve *pc = br->paint_curve;
copy_v3_v3(r_center, pc->points[pc->add_index - 1].bez.vec[1]);
r_center[2] = 0.0f;
return true;
}
else {
/* object mode */
ViewLayer *view_layer = t->view_layer;
Object *ob = OBACT(view_layer);
Base *base = BASACT(view_layer);
if (ob && ((!select_only) || ((base->flag & BASE_SELECTED) != 0))) {
copy_v3_v3(r_center, ob->obmat[3]);
return true;
}
}
return false;
}
static void calculateCenter_FromAround(TransInfo *t, int around, float r_center[3])
{
switch (around) {
case V3D_AROUND_CENTER_BOUNDS:
calculateCenterBound(t, r_center);
break;
case V3D_AROUND_CENTER_MEDIAN:
calculateCenterMedian(t, r_center);
break;
case V3D_AROUND_CURSOR:
if (ELEM(t->spacetype, SPACE_IMAGE, SPACE_CLIP))
calculateCenterCursor2D(t, r_center);
else if (t->spacetype == SPACE_GRAPH)
calculateCenterCursorGraph2D(t, r_center);
else
calculateCenterCursor(t, r_center);
break;
case V3D_AROUND_LOCAL_ORIGINS:
/* Individual element center uses median center for helpline and such */
calculateCenterMedian(t, r_center);
break;
case V3D_AROUND_ACTIVE:
{
if (calculateCenterActive(t, false, r_center)) {
/* pass */
}
else {
/* fallback */
calculateCenterMedian(t, r_center);
}
break;
}
}
}
void calculateCenter(TransInfo *t)
{
if ((t->flag & T_OVERRIDE_CENTER) == 0) {
calculateCenter_FromAround(t, t->around, t->center_global);
}
calculateCenterLocal(t, t->center_global);
/* avoid calculating again */
{
TransCenterData *cd = &t->center_cache[t->around];
copy_v3_v3(cd->global, t->center_global);
cd->is_set = true;
}
calculateCenter2D(t);
/* for panning from cameraview */
if ((t->flag & T_OBJECT) && (t->flag & T_OVERRIDE_CENTER) == 0) {
if (t->spacetype == SPACE_VIEW3D && t->ar && t->ar->regiontype == RGN_TYPE_WINDOW) {
if (t->flag & T_CAMERA) {
float axis[3];
/* persinv is nasty, use viewinv instead, always right */
copy_v3_v3(axis, t->viewinv[2]);
normalize_v3(axis);
/* 6.0 = 6 grid units */
axis[0] = t->center_global[0] - 6.0f * axis[0];
axis[1] = t->center_global[1] - 6.0f * axis[1];
axis[2] = t->center_global[2] - 6.0f * axis[2];
projectFloatView(t, axis, t->center2d);
/* rotate only needs correct 2d center, grab needs ED_view3d_calc_zfac() value */
if (t->mode == TFM_TRANSLATION) {
copy_v3_v3(t->center_global, axis);
}
}
}
}
if (t->spacetype == SPACE_VIEW3D) {
/* ED_view3d_calc_zfac() defines a factor for perspective depth correction, used in ED_view3d_win_to_delta() */
/* zfac is only used convertViewVec only in cases operator was invoked in RGN_TYPE_WINDOW
* and never used in other cases.
*
* We need special case here as well, since ED_view3d_calc_zfac will crash when called
* for a region different from RGN_TYPE_WINDOW.
*/
if (t->ar->regiontype == RGN_TYPE_WINDOW) {
t->zfac = ED_view3d_calc_zfac(t->ar->regiondata, t->center_global, NULL);
}
else {
t->zfac = 0.0f;
}
}
}
BLI_STATIC_ASSERT(ARRAY_SIZE(((TransInfo *)NULL)->center_cache) == (V3D_AROUND_ACTIVE + 1), "test size");
/**
* Lazy initialize transform center data, when we need to access center values from other types.
*/
const TransCenterData *transformCenter_from_type(TransInfo *t, int around)
{
BLI_assert(around <= V3D_AROUND_ACTIVE);
TransCenterData *cd = &t->center_cache[around];
if (cd->is_set == false) {
calculateCenter_FromAround(t, around, cd->global);
cd->is_set = true;
}
return cd;
}
void calculatePropRatio(TransInfo *t)
{
int i;
float dist;
const bool connected = (t->flag & T_PROP_CONNECTED) != 0;
t->proptext[0] = '\0';
if (t->flag & T_PROP_EDIT) {
const char *pet_id = NULL;
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (i = 0; i < tc->data_len; i++, td++) {
if (td->flag & TD_SELECTED) {
td->factor = 1.0f;
}
else if (tc->mirror.axis_flag && (td->loc[0] * tc->mirror.sign) < -0.00001f) {
td->flag |= TD_SKIP;
td->factor = 0.0f;
restoreElement(td);
}
else if ((connected && (td->flag & TD_NOTCONNECTED || td->dist > t->prop_size)) ||
(connected == 0 && td->rdist > t->prop_size))
{
/*
* The elements are sorted according to their dist member in the array,
* that means we can stop when it finds one element outside of the propsize.
* do not set 'td->flag |= TD_NOACTION', the prop circle is being changed.
*/
td->factor = 0.0f;
restoreElement(td);
}
else {
/* Use rdist for falloff calculations, it is the real distance */
td->flag &= ~TD_NOACTION;
if (connected)
dist = (t->prop_size - td->dist) / t->prop_size;
else
dist = (t->prop_size - td->rdist) / t->prop_size;
/*
* Clamp to positive numbers.
* Certain corner cases with connectivity and individual centers
* can give values of rdist larger than propsize.
*/
if (dist < 0.0f)
dist = 0.0f;
switch (t->prop_mode) {
case PROP_SHARP:
td->factor = dist * dist;
break;
case PROP_SMOOTH:
td->factor = 3.0f * dist * dist - 2.0f * dist * dist * dist;
break;
case PROP_ROOT:
td->factor = sqrtf(dist);
break;
case PROP_LIN:
td->factor = dist;
break;
case PROP_CONST:
td->factor = 1.0f;
break;
case PROP_SPHERE:
td->factor = sqrtf(2 * dist - dist * dist);
break;
case PROP_RANDOM:
if (t->rng == NULL) {
/* Lazy initialization. */
uint rng_seed = (uint)(PIL_check_seconds_timer_i() & UINT_MAX);
t->rng = BLI_rng_new(rng_seed);
}
td->factor = BLI_rng_get_float(t->rng) * dist;
break;
case PROP_INVSQUARE:
td->factor = dist * (2.0f - dist);
break;
default:
td->factor = 1;
break;
}
}
}
}
switch (t->prop_mode) {
case PROP_SHARP:
pet_id = N_("(Sharp)");
break;
case PROP_SMOOTH:
pet_id = N_("(Smooth)");
break;
case PROP_ROOT:
pet_id = N_("(Root)");
break;
case PROP_LIN:
pet_id = N_("(Linear)");
break;
case PROP_CONST:
pet_id = N_("(Constant)");
break;
case PROP_SPHERE:
pet_id = N_("(Sphere)");
break;
case PROP_RANDOM:
pet_id = N_("(Random)");
break;
case PROP_INVSQUARE:
pet_id = N_("(InvSquare)");
break;
default:
break;
}
if (pet_id) {
BLI_strncpy(t->proptext, IFACE_(pet_id), sizeof(t->proptext));
}
}
else {
FOREACH_TRANS_DATA_CONTAINER (t, tc) {
TransData *td = tc->data;
for (i = 0; i < tc->data_len; i++, td++) {
td->factor = 1.0;
}
}
}
}
/**
* Rotate an element, low level code, ignore protected channels.
* (use for objects or pose-bones)
* Similar to #ElementRotation.
*/
void transform_data_ext_rotate(TransData *td, float mat[3][3], bool use_drot)
{
float totmat[3][3];
float smat[3][3];
float fmat[3][3];
float obmat[3][3];
float dmat[3][3]; /* delta rotation */
float dmat_inv[3][3];
mul_m3_m3m3(totmat, mat, td->mtx);
mul_m3_m3m3(smat, td->smtx, mat);
/* logic from BKE_object_rot_to_mat3 */
if (use_drot) {
if (td->ext->rotOrder > 0) {
eulO_to_mat3(dmat, td->ext->drot, td->ext->rotOrder);
}
else if (td->ext->rotOrder == ROT_MODE_AXISANGLE) {
#if 0
axis_angle_to_mat3(dmat, td->ext->drotAxis, td->ext->drotAngle);
#else
unit_m3(dmat);
#endif
}
else {
float tquat[4];
normalize_qt_qt(tquat, td->ext->dquat);
quat_to_mat3(dmat, tquat);
}
invert_m3_m3(dmat_inv, dmat);
}
if (td->ext->rotOrder == ROT_MODE_QUAT) {
float quat[4];
/* calculate the total rotatation */
quat_to_mat3(obmat, td->ext->iquat);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_quat(quat, fmat);
/* apply */
copy_qt_qt(td->ext->quat, quat);
}
else if (td->ext->rotOrder == ROT_MODE_AXISANGLE) {
float axis[3], angle;
/* calculate the total rotatation */
axis_angle_to_mat3(obmat, td->ext->irotAxis, td->ext->irotAngle);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_axis_angle(axis, &angle, fmat);
/* apply */
copy_v3_v3(td->ext->rotAxis, axis);
*td->ext->rotAngle = angle;
}
else {
float eul[3];
/* calculate the total rotatation */
eulO_to_mat3(obmat, td->ext->irot, td->ext->rotOrder);
if (use_drot) {
mul_m3_m3m3(obmat, dmat, obmat);
}
/* mat = transform, obmat = object rotation */
mul_m3_m3m3(fmat, smat, obmat);
if (use_drot) {
mul_m3_m3m3(fmat, dmat_inv, fmat);
}
mat3_to_compatible_eulO(eul, td->ext->rot, td->ext->rotOrder, fmat);
/* apply */
copy_v3_v3(td->ext->rot, eul);
}
}
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