diff options
Diffstat (limited to 'source/blender/editors/armature/poseSlide.c')
| -rw-r--r-- | source/blender/editors/armature/poseSlide.c | 593 |
1 files changed, 514 insertions, 79 deletions
diff --git a/source/blender/editors/armature/poseSlide.c b/source/blender/editors/armature/poseSlide.c index 5a7c7ffcaf9..203d76086b3 100644 --- a/source/blender/editors/armature/poseSlide.c +++ b/source/blender/editors/armature/poseSlide.c @@ -24,6 +24,11 @@ * * ***** END GPL LICENSE BLOCK ***** */ + +/** \file blender/editors/armature/poseSlide.c + * \ingroup edarmature + */ + #include <stdlib.h> #include <stdio.h> @@ -56,10 +61,9 @@ #include "WM_api.h" #include "WM_types.h" - - #include "ED_armature.h" #include "ED_keyframes_draw.h" +#include "ED_markers.h" #include "ED_screen.h" #include "armature_intern.h" @@ -72,7 +76,13 @@ * for interactively controlling the spacing of poses, but also * for 'pushing' and/or 'relaxing' extremes as they see fit. * - * B) Pose Sculpting + * B) Propagate + * This tool copies elements of the selected pose to successive + * keyframes, allowing the animator to go back and modify the poses + * for some "static" pose controls, without having to repeatedly + * doing a "next paste" dance. + * + * C) Pose Sculpting * This is yet to be implemented, but the idea here is to use * sculpting techniques to make it easier to pose rigs by allowing * rigs to be manipulated using a familiar paint-based interface. @@ -187,102 +197,163 @@ static void pose_slide_refresh (bContext *C, tPoseSlideOp *pso) poseAnim_mapping_refresh(C, pso->scene, pso->ob); } +/* helper for apply() - perform sliding for some value */ +static void pose_slide_apply_val (tPoseSlideOp *pso, FCurve *fcu, float *val) +{ + float cframe = (float)pso->cframe; + float sVal, eVal; + float w1, w2; + + /* get keyframe values for endpoint poses to blend with */ + /* previous/start */ + sVal= evaluate_fcurve(fcu, (float)pso->prevFrame); + /* next/end */ + eVal= evaluate_fcurve(fcu, (float)pso->nextFrame); + + /* calculate the relative weights of the endpoints */ + if (pso->mode == POSESLIDE_BREAKDOWN) { + /* get weights from the percentage control */ + w1= pso->percentage; /* this must come second */ + w2= 1.0f - w1; /* this must come first */ + } + else { + /* - these weights are derived from the relative distance of these + * poses from the current frame + * - they then get normalised so that they only sum up to 1 + */ + float wtot; + + w1 = cframe - (float)pso->prevFrame; + w2 = (float)pso->nextFrame - cframe; + + wtot = w1 + w2; + w1 = (w1/wtot); + w2 = (w2/wtot); + } + + /* depending on the mode, calculate the new value + * - in all of these, the start+end values are multiplied by w2 and w1 (respectively), + * since multiplication in another order would decrease the value the current frame is closer to + */ + switch (pso->mode) { + case POSESLIDE_PUSH: /* make the current pose more pronounced */ + { + /* perform a weighted average here, favouring the middle pose + * - numerator should be larger than denominator to 'expand' the result + * - perform this weighting a number of times given by the percentage... + */ + int iters= (int)ceil(10.0f*pso->percentage); // TODO: maybe a sensitivity ctrl on top of this is needed + + while (iters-- > 0) { + (*val)= ( -((sVal * w2) + (eVal * w1)) + ((*val) * 6.0f) ) / 5.0f; + } + } + break; + + case POSESLIDE_RELAX: /* make the current pose more like its surrounding ones */ + { + /* perform a weighted average here, favouring the middle pose + * - numerator should be smaller than denominator to 'relax' the result + * - perform this weighting a number of times given by the percentage... + */ + int iters= (int)ceil(10.0f*pso->percentage); // TODO: maybe a sensitivity ctrl on top of this is needed + + while (iters-- > 0) { + (*val)= ( ((sVal * w2) + (eVal * w1)) + ((*val) * 5.0f) ) / 6.0f; + } + } + break; + + case POSESLIDE_BREAKDOWN: /* make the current pose slide around between the endpoints */ + { + /* perform simple linear interpolation - coefficient for start must come from pso->percentage... */ + // TODO: make this use some kind of spline interpolation instead? + (*val)= ((sVal * w2) + (eVal * w1)); + } + break; + } +} + /* helper for apply() - perform sliding for some 3-element vector */ -static void pose_slide_apply_vec3 (tPoseSlideOp *pso, tPChanFCurveLink *pfl, float vec[3], const char *propName) +static void pose_slide_apply_vec3 (tPoseSlideOp *pso, tPChanFCurveLink *pfl, float vec[3], const char propName[]) { LinkData *ld=NULL; char *path=NULL; - float cframe; /* get the path to use... */ path= BLI_sprintfN("%s.%s", pfl->pchan_path, propName); - /* get the current frame number */ - cframe= (float)pso->cframe; - /* using this path, find each matching F-Curve for the variables we're interested in */ while ( (ld= poseAnim_mapping_getNextFCurve(&pfl->fcurves, ld, path)) ) { FCurve *fcu= (FCurve *)ld->data; - float sVal, eVal; - float w1, w2; - int ch; - /* get keyframe values for endpoint poses to blend with */ - /* previous/start */ - sVal= evaluate_fcurve(fcu, (float)pso->prevFrame); - /* next/end */ - eVal= evaluate_fcurve(fcu, (float)pso->nextFrame); + /* just work on these channels one by one... there's no interaction between values */ + pose_slide_apply_val(pso, fcu, &vec[fcu->array_index]); + } + + /* free the temp path we got */ + MEM_freeN(path); +} + +/* helper for apply() - perform sliding for custom properties */ +static void pose_slide_apply_props (tPoseSlideOp *pso, tPChanFCurveLink *pfl) +{ + PointerRNA ptr = {{NULL}}; + LinkData *ld; + int len = strlen(pfl->pchan_path); + + /* setup pointer RNA for resolving paths */ + RNA_pointer_create(NULL, &RNA_PoseBone, pfl->pchan, &ptr); + + /* custom properties are just denoted using ["..."][etc.] after the end of the base path, + * so just check for opening pair after the end of the path + */ + for (ld = pfl->fcurves.first; ld; ld = ld->next) { + FCurve *fcu = (FCurve *)ld->data; + char *bPtr, *pPtr; - /* get channel index */ - ch= fcu->array_index; + if (fcu->rna_path == NULL) + continue; - /* calculate the relative weights of the endpoints */ - if (pso->mode == POSESLIDE_BREAKDOWN) { - /* get weights from the percentage control */ - w1= pso->percentage; /* this must come second */ - w2= 1.0f - w1; /* this must come first */ - } - else { - /* - these weights are derived from the relative distance of these - * poses from the current frame - * - they then get normalised so that they only sum up to 1 + /* do we have a match? + * - bPtr is the RNA Path with the standard part chopped off + * - pPtr is the chunk of the path which is left over + */ + bPtr = strstr(fcu->rna_path, pfl->pchan_path) + len; + pPtr = strstr(bPtr, "[\""); /* dummy " for texteditor bugs */ + + if (pPtr) { + /* use RNA to try and get a handle on this property, then, assuming that it is just + * numerical, try and grab the value as a float for temp editing before setting back */ - float wtot; + PropertyRNA *prop = RNA_struct_find_property(&ptr, pPtr); - w1 = cframe - (float)pso->prevFrame; - w2 = (float)pso->nextFrame - cframe; - - wtot = w1 + w2; - w1 = (w1/wtot); - w2 = (w2/wtot); - } - - /* depending on the mode, calculate the new value - * - in all of these, the start+end values are multiplied by w2 and w1 (respectively), - * since multiplication in another order would decrease the value the current frame is closer to - */ - switch (pso->mode) { - case POSESLIDE_PUSH: /* make the current pose more pronounced */ - { - /* perform a weighted average here, favouring the middle pose - * - numerator should be larger than denominator to 'expand' the result - * - perform this weighting a number of times given by the percentage... - */ - int iters= (int)ceil(10.0f*pso->percentage); // TODO: maybe a sensitivity ctrl on top of this is needed - - while (iters-- > 0) { - vec[ch]= ( -((sVal * w2) + (eVal * w1)) + (vec[ch] * 6.0f) ) / 5.0f; - } - } - break; - - case POSESLIDE_RELAX: /* make the current pose more like its surrounding ones */ - { - /* perform a weighted average here, favouring the middle pose - * - numerator should be smaller than denominator to 'relax' the result - * - perform this weighting a number of times given by the percentage... - */ - int iters= (int)ceil(10.0f*pso->percentage); // TODO: maybe a sensitivity ctrl on top of this is needed - - while (iters-- > 0) { - vec[ch]= ( ((sVal * w2) + (eVal * w1)) + (vec[ch] * 5.0f) ) / 6.0f; + if (prop) { + switch (RNA_property_type(prop)) { + case PROP_FLOAT: + { + float tval = RNA_property_float_get(&ptr, prop); + pose_slide_apply_val(pso, fcu, &tval); + RNA_property_float_set(&ptr, prop, tval); + } + break; + case PROP_BOOLEAN: + case PROP_ENUM: + case PROP_INT: + { + float tval = (float)RNA_property_int_get(&ptr, prop); + pose_slide_apply_val(pso, fcu, &tval); + RNA_property_int_set(&ptr, prop, (int)tval); + } + break; + default: + /* cannot handle */ + //printf("Cannot Pose Slide non-numerical property\n"); + break; } } - break; - - case POSESLIDE_BREAKDOWN: /* make the current pose slide around between the endpoints */ - { - /* perform simple linear interpolation - coefficient for start must come from pso->percentage... */ - // TODO: make this use some kind of spline interpolation instead? - vec[ch]= ((sVal * w2) + (eVal * w1)); - } - break; } - } - - /* free the temp path we got */ - MEM_freeN(path); } /* helper for apply() - perform sliding for quaternion rotations (using quat blending) */ @@ -421,6 +492,11 @@ static void pose_slide_apply(bContext *C, tPoseSlideOp *pso) pose_slide_apply_quat(pso, pfl); } } + + if (pfl->oldprops) { + /* not strictly a transform, but contributes to the pose produced in many rigs */ + pose_slide_apply_props(pso, pfl); + } } /* depsgraph updates + redraws */ @@ -497,6 +573,7 @@ static int pose_slide_invoke_common (bContext *C, wmOperator *op, tPoseSlideOp * } else { BKE_report(op->reports, RPT_ERROR, "No keyframes to slide between."); + pose_slide_exit(op); return OPERATOR_CANCELLED; } @@ -782,3 +859,361 @@ void POSE_OT_breakdown (wmOperatorType *ot) } /* **************************************************** */ +/* B) Pose Propagate */ + +/* "termination conditions" - i.e. when we stop */ +typedef enum ePosePropagate_Termination { + /* stop after the current hold ends */ + POSE_PROPAGATE_SMART_HOLDS = 0, + /* only do on the last keyframe */ + POSE_PROPAGATE_LAST_KEY, + /* stop after the next keyframe */ + POSE_PROPAGATE_NEXT_KEY, + /* stop after the specified frame */ + POSE_PROPAGATE_BEFORE_FRAME, + /* stop when we run out of keyframes */ + POSE_PROPAGATE_BEFORE_END, + + /* only do on the frames where markers are selected */ + POSE_PROPAGATE_SELECTED_MARKERS +} ePosePropagate_Termination; + +/* termination data needed for some modes - assumes only one of these entries will be needed at a time */ +typedef union tPosePropagate_ModeData { + /* smart holds + before frame: frame number to stop on */ + float end_frame; + + /* selected markers: listbase for CfraElem's marking these frames */ + ListBase sel_markers; +} tPosePropagate_ModeData; + +/* --------------------------------- */ + +/* get frame on which the "hold" for the bone ends + * XXX: this may not really work that well if a bone moves on some channels and not others + * if this happens to be a major issue, scrap this, and just make this happen + * independently per F-Curve + */ +static float pose_propagate_get_boneHoldEndFrame (Object *ob, tPChanFCurveLink *pfl, float startFrame) +{ + DLRBT_Tree keys, blocks; + ActKeyBlock *ab; + + AnimData *adt= ob->adt; + LinkData *ld; + float endFrame = startFrame; + + /* set up optimised data-structures for searching for relevant keyframes + holds */ + BLI_dlrbTree_init(&keys); + BLI_dlrbTree_init(&blocks); + + for (ld = pfl->fcurves.first; ld; ld = ld->next) { + FCurve *fcu = (FCurve *)ld->data; + fcurve_to_keylist(adt, fcu, &keys, &blocks); + } + + BLI_dlrbTree_linkedlist_sync(&keys); + BLI_dlrbTree_linkedlist_sync(&blocks); + + /* find the long keyframe (i.e. hold), and hence obtain the endFrame value + * - the best case would be one that starts on the frame itself + */ + ab = (ActKeyBlock *)BLI_dlrbTree_search_exact(&blocks, compare_ab_cfraPtr, &startFrame); + + if (actkeyblock_is_valid(ab, &keys) == 0) { + /* There are only two cases for no-exact match: + * 1) the current frame is just before another key but not on a key itself + * 2) the current frame is on a key, but that key doesn't link to the next + * + * If we've got the first case, then we can search for another block, + * otherwise forget it, as we'd be overwriting some valid data. + */ + if (BLI_dlrbTree_search_exact(&keys, compare_ak_cfraPtr, &startFrame) == NULL) { + /* we've got case 1, so try the one after */ + ab = (ActKeyBlock *)BLI_dlrbTree_search_next(&blocks, compare_ab_cfraPtr, &startFrame); + + if (actkeyblock_is_valid(ab, &keys) == 0) { + /* try the block before this frame then as last resort */ + ab = (ActKeyBlock *)BLI_dlrbTree_search_prev(&blocks, compare_ab_cfraPtr, &startFrame); + + /* whatever happens, stop searching now... */ + if (actkeyblock_is_valid(ab, &keys) == 0) { + /* restrict range to just the frame itself + * i.e. everything is in motion, so no holds to safely overwrite + */ + ab = NULL; + } + } + } + else { + /* we've got case 2 - set ab to NULL just in case, since we shouldn't do anything in this case */ + ab = NULL; + } + } + + /* check if we can go any further than we've already gone */ + if (ab) { + /* go to next if it is also valid and meets "extension" criteria */ + while (ab->next) { + ActKeyBlock *abn = (ActKeyBlock *)ab->next; + + /* must be valid */ + if (actkeyblock_is_valid(abn, &keys) == 0) + break; + /* should start on the same frame that the last ended on */ + if (ab->end != abn->start) + break; + /* should have the same number of curves */ + if (ab->totcurve != abn->totcurve) + break; + /* should have the same value + * XXX: this may be a bit fuzzy on larger data sets, so be careful + */ + if (ab->val != abn->val) + break; + + /* we can extend the bounds to the end of this "next" block now */ + ab = abn; + } + + /* end frame can now take the value of the end of the block */ + endFrame = ab->end; + } + + /* free temp memory */ + BLI_dlrbTree_free(&keys); + BLI_dlrbTree_free(&blocks); + + /* return the end frame we've found */ + return endFrame; +} + +/* get reference value from F-Curve using RNA */ +static float pose_propagate_get_refVal (Object *ob, FCurve *fcu) +{ + PointerRNA id_ptr, ptr; + PropertyRNA *prop; + float value; + + /* base pointer is always the object -> id_ptr */ + RNA_id_pointer_create(&ob->id, &id_ptr); + + /* resolve the property... */ + if (RNA_path_resolve(&id_ptr, fcu->rna_path, &ptr, &prop)) { + if (RNA_property_array_check(&ptr, prop)) { + /* array */ + if (fcu->array_index < RNA_property_array_length(&ptr, prop)) { + switch (RNA_property_type(prop)) { + case PROP_BOOLEAN: + value= (float)RNA_property_boolean_get_index(&ptr, prop, fcu->array_index); + break; + case PROP_INT: + value= (float)RNA_property_int_get_index(&ptr, prop, fcu->array_index); + break; + case PROP_FLOAT: + value= RNA_property_float_get_index(&ptr, prop, fcu->array_index); + break; + default: + break; + } + } + } + else { + /* not an array */ + switch (RNA_property_type(prop)) { + case PROP_BOOLEAN: + value= (float)RNA_property_boolean_get(&ptr, prop); + break; + case PROP_INT: + value= (float)RNA_property_int_get(&ptr, prop); + break; + case PROP_ENUM: + value= (float)RNA_property_enum_get(&ptr, prop); + break; + case PROP_FLOAT: + value= RNA_property_float_get(&ptr, prop); + break; + default: + break; + } + } + } + + return value; +} + +/* propagate just works along each F-Curve in turn */ +static void pose_propagate_fcurve (wmOperator *op, Object *ob, FCurve *fcu, + float startFrame, tPosePropagate_ModeData modeData) +{ + const int mode = RNA_enum_get(op->ptr, "mode"); + + BezTriple *bezt; + float refVal = 0.0f; + short keyExists; + int i, match; + short first=1; + + /* skip if no keyframes to edit */ + if ((fcu->bezt == NULL) || (fcu->totvert < 2)) + return; + + /* find the reference value from bones directly, which means that the user + * doesn't need to firstly keyframe the pose (though this doesn't mean that + * they can't either) + */ + refVal = pose_propagate_get_refVal(ob, fcu); + + /* find the first keyframe to start propagating from + * - if there's a keyframe on the current frame, we probably want to save this value there too + * since it may be as of yet unkeyed + * - if starting before the starting frame, don't touch the key, as it may have had some valid + * values + */ + match = binarysearch_bezt_index(fcu->bezt, startFrame, fcu->totvert, &keyExists); + + if (fcu->bezt[match].vec[1][0] < startFrame) + i = match + 1; + else + i = match; + + for (bezt = &fcu->bezt[i]; i < fcu->totvert; i++, bezt++) { + /* additional termination conditions based on the operator 'mode' property go here... */ + if (ELEM(mode, POSE_PROPAGATE_BEFORE_FRAME, POSE_PROPAGATE_SMART_HOLDS)) { + /* stop if keyframe is outside the accepted range */ + if (bezt->vec[1][0] > modeData.end_frame) + break; + } + else if (mode == POSE_PROPAGATE_NEXT_KEY) { + /* stop after the first keyframe has been processed */ + if (first == 0) + break; + } + else if (mode == POSE_PROPAGATE_LAST_KEY) { + /* only affect this frame if it will be the last one */ + if (i != (fcu->totvert-1)) + continue; + } + else if (mode == POSE_PROPAGATE_SELECTED_MARKERS) { + /* only allow if there's a marker on this frame */ + CfraElem *ce = NULL; + + /* stop on matching marker if there is one */ + for (ce = modeData.sel_markers.first; ce; ce = ce->next) { + if (ce->cfra == (int)(floor(bezt->vec[1][0] + 0.5f))) + break; + } + + /* skip this keyframe if no marker */ + if (ce == NULL) + continue; + } + + /* just flatten handles, since values will now be the same either side... */ + // TODO: perhaps a fade-out modulation of the value is required here (optional once again)? + bezt->vec[0][1] = bezt->vec[1][1] = bezt->vec[2][1] = refVal; + + /* select keyframe to indicate that it's been changed */ + bezt->f2 |= SELECT; + first = 0; + } +} + +/* --------------------------------- */ + +static int pose_propagate_exec (bContext *C, wmOperator *op) +{ + Scene *scene = CTX_data_scene(C); + Object *ob= ED_object_pose_armature(CTX_data_active_object(C)); + bAction *act= (ob && ob->adt)? ob->adt->action : NULL; + + ListBase pflinks = {NULL, NULL}; + tPChanFCurveLink *pfl; + + tPosePropagate_ModeData modeData; + const int mode = RNA_enum_get(op->ptr, "mode"); + + /* sanity checks */ + if (ob == NULL) { + BKE_report(op->reports, RPT_ERROR, "No object to propagate poses for"); + return OPERATOR_CANCELLED; + } + if (act == NULL) { + BKE_report(op->reports, RPT_ERROR, "No keyframed poses to propagate to"); + return OPERATOR_CANCELLED; + } + + /* isolate F-Curves related to the selected bones */ + poseAnim_mapping_get(C, &pflinks, ob, act); + + /* mode-specific data preprocessing (requiring no access to curves) */ + if (mode == POSE_PROPAGATE_SELECTED_MARKERS) { + /* get a list of selected markers */ + ED_markers_make_cfra_list(&scene->markers, &modeData.sel_markers, SELECT); + } + else { + /* assume everything else wants endFrame */ + modeData.end_frame = RNA_float_get(op->ptr, "end_frame"); + } + + /* for each bone, perform the copying required */ + for (pfl = pflinks.first; pfl; pfl = pfl->next) { + LinkData *ld; + + /* mode-specific data preprocessing (requiring access to all curves) */ + if (mode == POSE_PROPAGATE_SMART_HOLDS) { + /* we store in endFrame the end frame of the "long keyframe" (i.e. a held value) starting + * from the keyframe that occurs after the current frame + */ + modeData.end_frame = pose_propagate_get_boneHoldEndFrame(ob, pfl, (float)CFRA); + } + + /* go through propagating pose to keyframes, curve by curve */ + for (ld = pfl->fcurves.first; ld; ld= ld->next) + pose_propagate_fcurve(op, ob, (FCurve *)ld->data, (float)CFRA, modeData); + } + + /* free temp data */ + poseAnim_mapping_free(&pflinks); + + if (mode == POSE_PROPAGATE_SELECTED_MARKERS) + BLI_freelistN(&modeData.sel_markers); + + /* updates + notifiers */ + poseAnim_mapping_refresh(C, scene, ob); + + return OPERATOR_FINISHED; +} + +/* --------------------------------- */ + +void POSE_OT_propagate (wmOperatorType *ot) +{ + static EnumPropertyItem terminate_items[]= { + {POSE_PROPAGATE_SMART_HOLDS, "WHILE_HELD", 0, "While Held", "Propagate pose to all keyframes after current frame that don't change (Default behaviour)"}, + {POSE_PROPAGATE_NEXT_KEY, "NEXT_KEY", 0, "To Next Keyframe", "Propagate pose to first keyframe following the current frame only"}, + {POSE_PROPAGATE_LAST_KEY, "LAST_KEY", 0, "To Last Keyframe", "Propagate pose to the last keyframe only (i.e. making action cyclic)"}, + {POSE_PROPAGATE_BEFORE_FRAME, "BEFORE_FRAME", 0, "Before Frame", "Propagate pose to all keyframes between current frame and 'Frame' property"}, + {POSE_PROPAGATE_BEFORE_END, "BEFORE_END", 0, "Before Last Keyframe", "Propagate pose to all keyframes from current frame until no more are found"}, + {POSE_PROPAGATE_SELECTED_MARKERS, "SELECTED_MARKERS", 0, "On Selected Markers", "Propagate pose to all keyframes occurring on frames with Scene Markers after the current frame"}, + {0, NULL, 0, NULL, NULL}}; + + /* identifiers */ + ot->name= "Propagate Pose"; + ot->idname= "POSE_OT_propagate"; + ot->description= "Copy selected aspects of the current pose to subsequent poses already keyframed"; + + /* callbacks */ + ot->exec= pose_propagate_exec; + ot->poll= ED_operator_posemode; // XXX: needs selected bones! + + /* flag */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO; + + /* properties */ + // TODO: add "fade out" control for tapering off amount of propagation as time goes by? + ot->prop= RNA_def_enum(ot->srna, "mode", terminate_items, POSE_PROPAGATE_SMART_HOLDS, "Terminate Mode", "Method used to determine when to stop propagating pose to keyframes"); + RNA_def_float(ot->srna, "end_frame", 250.0, FLT_MIN, FLT_MAX, "End Frame", "Frame to stop propagating frames to (for 'Before Frame' mode)", 1.0, 250.0); +} + +/* **************************************************** */ |