diff options
Diffstat (limited to 'source/blender/editors/transform/transform_conversions.c')
| -rw-r--r-- | source/blender/editors/transform/transform_conversions.c | 240 |
1 files changed, 239 insertions, 1 deletions
diff --git a/source/blender/editors/transform/transform_conversions.c b/source/blender/editors/transform/transform_conversions.c index 5b3d5b776be..104120448c9 100644 --- a/source/blender/editors/transform/transform_conversions.c +++ b/source/blender/editors/transform/transform_conversions.c @@ -105,6 +105,7 @@ #include "ED_uvedit.h" #include "ED_clip.h" #include "ED_mask.h" +#include "ED_gpencil.h" #include "WM_api.h" /* for WM_event_add_notifier to deal with stabilization nodes */ #include "WM_types.h" @@ -5613,7 +5614,10 @@ void special_aftertrans_update(bContext *C, TransInfo *t) } - if (t->spacetype == SPACE_SEQ) { + if (t->options & CTX_GPENCIL_STROKES) { + /* pass */ + } + else if (t->spacetype == SPACE_SEQ) { /* freeSeqData in transform_conversions.c does this * keep here so the else at the end wont run... */ @@ -7280,6 +7284,230 @@ void flushTransPaintCurve(TransInfo *t) } +static void createTransGPencil(bContext *C, TransInfo *t) +{ + bGPdata *gpd = ED_gpencil_data_get_active(C); + bGPDlayer *gpl; + TransData *td = NULL; + float mtx[3][3], smtx[3][3]; + + const Scene *scene = CTX_data_scene(C); + const int cfra = CFRA; + + const int propedit = (t->flag & T_PROP_EDIT); + const int propedit_connected = (t->flag & T_PROP_CONNECTED); + + + /* == Grease Pencil Strokes to Transform Data == + * Grease Pencil stroke points can be a mixture of 2D (screen-space), + * or 3D coordinates. However, they're always saved as 3D points. + * For now, we just do these without creating TransData2D for the 2D + * strokes. This may cause issues in future though. + */ + t->total = 0; + + if (gpd == NULL) + return; + + /* First Pass: Count the number of datapoints required for the strokes, + * (and additional info about the configuration - e.g. 2D/3D?) + */ + for (gpl = gpd->layers.first; gpl; gpl = gpl->next) { + /* only editable and visible layers are considered */ + if ((gpl->flag & (GP_LAYER_HIDE | GP_LAYER_LOCKED)) == 0 && + (gpl->actframe != NULL)) + { + bGPDframe *gpf = gpl->actframe; + bGPDstroke *gps; + + for (gps = gpf->strokes.first; gps; gps = gps->next) { + if (propedit) { + /* Proportional Editing... */ + if (propedit_connected) { + /* connected only - so only if selected */ + if (gps->flag & GP_STROKE_SELECT) + t->total += gps->totpoints; + } + else { + /* everything goes - connection status doesn't matter */ + t->total += gps->totpoints; + } + } + else { + /* only selected stroke points are considered */ + if (gps->flag & GP_STROKE_SELECT) { + bGPDspoint *pt; + int i; + + // TODO: 2D vs 3D? + for (i = 0, pt = gps->points; i < gps->totpoints; i++, pt++) { + if (pt->flag & GP_SPOINT_SELECT) + t->total++; + } + } + } + } + } + } + + /* Stop trying if nothing selected */ + if (t->total == 0) { + return; + } + + /* Allocate memory for data */ + t->data = MEM_callocN(t->total * sizeof(TransData), "TransData(GPencil)"); + td = t->data; + + unit_m3(smtx); + unit_m3(mtx); + + /* Second Pass: Build transdata array */ + for (gpl = gpd->layers.first; gpl; gpl = gpl->next) { + /* only editable and visible layers are considered */ + if ((gpl->flag & (GP_LAYER_HIDE | GP_LAYER_LOCKED)) == 0 && + (gpl->actframe != NULL)) + { + bGPDframe *gpf = gpl->actframe; + bGPDstroke *gps; + + /* Make a new frame to work on if the layer's frame and the current scene frame don't match up + * - This is useful when animating as it saves that "uh-oh" moment when you realise you've + * spent too much time editing the wrong frame... + */ + // XXX: should this be allowed when framelock is enabled? + if (gpf->framenum != cfra) { + bGPDframe *new_frame = gpencil_frame_duplicate(gpf); + bGPDframe *gf; + bool found = false; + + /* Find frame to insert it before */ + for (gf = gpf->next; gf; gf = gf->next) { + if (gf->framenum > cfra) { + /* Add it here */ + BLI_insertlinkbefore(&gpl->frames, gf, new_frame); + + found = true; + break; + } + else if (gf->framenum == cfra) { + /* This only happens when we're editing with framelock on... + * - Delete the new frame and don't do anything else here... + */ + //printf("GP Frame convert to TransData - Copy aborted for frame %d -> %d\n", gpf->framenum, gf->framenum); + free_gpencil_strokes(new_frame); + MEM_freeN(new_frame); + new_frame = NULL; + + found = true; + break; + } + } + + if (found == false) { + /* Add new frame to the end */ + BLI_addtail(&gpl->frames, new_frame); + } + + /* Edit the new frame instead, if it did get created + added */ + if (new_frame) { + // TODO: tag this one as being "newly created" so that we can remove it if the edit is cancelled + new_frame->framenum = cfra; + + gpf = new_frame; + } + } + + /* Loop over strokes, adding TransData for points as needed... */ + for (gps = gpf->strokes.first; gps; gps = gps->next) { + TransData *head = td; + TransData *tail = td; + bool stroke_ok; + + /* What we need to include depends on proportional editing settings... */ + if (propedit) { + if (propedit_connected) { + /* A) "Connected" - Only those in selected strokes */ + stroke_ok = (gps->flag & GP_STROKE_SELECT) != 0; + } + else { + /* B) All points, always */ + stroke_ok = true; + } + } + else { + /* C) Only selected points in selected strokes */ + stroke_ok = (gps->flag & GP_STROKE_SELECT) != 0; + } + + /* Do stroke... */ + if (stroke_ok && gps->totpoints) { + bGPDspoint *pt; + int i; + +#if 0 /* XXX: this isn't needed anymore; cannot calculate center this way or propedit breaks */ + const float ninv = 1.0f / gps->totpoints; + float center[3] = {0.0f}; + + /* compute midpoint of stroke */ + for (i = 0, pt = gps->points; i < gps->totpoints; i++, pt++) { + madd_v3_v3v3fl(center, center, &pt->x, ninv); + } +#endif + + /* add all necessary points... */ + for (i = 0, pt = gps->points; i < gps->totpoints; i++, pt++) { + bool point_ok; + + /* include point? */ + if (propedit) { + /* Always all points in strokes that get included */ + point_ok = true; + } + else { + /* Only selected points in selected strokes */ + point_ok = (pt->flag & GP_SPOINT_SELECT) != 0; + } + + /* do point... */ + if (point_ok) { + copy_v3_v3(td->iloc, &pt->x); + copy_v3_v3(td->center, &pt->x); // XXX: what about t->around == local? + + td->loc = &pt->x; + + td->flag = 0; + + if (pt->flag & GP_SPOINT_SELECT) + td->flag |= TD_SELECTED; + + /* configure 2D points so that they don't play up... */ + if (gps->flag & (GP_STROKE_2DSPACE | GP_STROKE_2DIMAGE)) { + td->protectflag = OB_LOCK_LOCZ | OB_LOCK_ROTZ | OB_LOCK_SCALEZ; + // XXX: matrices may need to be different? + } + + copy_m3_m3(td->smtx, smtx); + copy_m3_m3(td->mtx, mtx); + unit_m3(td->axismtx); // XXX? + + td++; + tail++; + } + } + + /* March over these points, and calculate the proportional editing distances */ + if (propedit && (head != tail)) { + /* XXX: for now, we are similar enough that this works... */ + calc_distanceCurveVerts(head, tail - 1); + } + } + } + } + } +} + + void createTransData(bContext *C, TransInfo *t) { Scene *scene = t->scene; @@ -7300,6 +7528,16 @@ void createTransData(bContext *C, TransInfo *t) sort_trans_data_dist(t); } } + else if (t->options & CTX_GPENCIL_STROKES) { + t->flag |= T_POINTS; // XXX... + createTransGPencil(C, t); + + if (t->data && (t->flag & T_PROP_EDIT)) { + sort_trans_data(t); // makes selected become first in array + set_prop_dist(t, 1); + sort_trans_data_dist(t); + } + } else if (t->spacetype == SPACE_IMAGE) { t->flag |= T_POINTS | T_2D_EDIT; if (t->options & CTX_MASK) { |