diff options
Diffstat (limited to 'source/blender/editors/armature/poseSlide.c')
-rw-r--r-- | source/blender/editors/armature/poseSlide.c | 936 |
1 files changed, 936 insertions, 0 deletions
diff --git a/source/blender/editors/armature/poseSlide.c b/source/blender/editors/armature/poseSlide.c new file mode 100644 index 00000000000..c73208c54c2 --- /dev/null +++ b/source/blender/editors/armature/poseSlide.c @@ -0,0 +1,936 @@ +/** + * $Id$ + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2009, Blender Foundation, Joshua Leung + * This is a new part of Blender + * + * Contributor(s): Joshua Leung + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#include <stdlib.h> +#include <stdio.h> +#include <stddef.h> +#include <string.h> +#include <math.h> +#include <float.h> + +#include "MEM_guardedalloc.h" + +#include "BLI_arithb.h" +#include "BLI_blenlib.h" +#include "BLI_dynstr.h" +#include "BLI_dlrbTree.h" + +#include "DNA_listBase.h" +#include "DNA_anim_types.h" +#include "DNA_action_types.h" +#include "DNA_armature_types.h" +#include "DNA_curve_types.h" +#include "DNA_object_types.h" +#include "DNA_object_force.h" +#include "DNA_scene_types.h" +#include "DNA_userdef_types.h" + +#include "BKE_animsys.h" +#include "BKE_action.h" +#include "BKE_armature.h" +#include "BKE_depsgraph.h" +#include "BKE_fcurve.h" +#include "BKE_object.h" + +#include "BKE_global.h" +#include "BKE_context.h" +#include "BKE_report.h" +#include "BKE_utildefines.h" + +#include "RNA_access.h" +#include "RNA_define.h" +#include "RNA_types.h" + +#include "WM_api.h" +#include "WM_types.h" + +#include "UI_interface.h" +#include "UI_resources.h" + +#include "BIF_gl.h" + +#include "ED_anim_api.h" +#include "ED_armature.h" +#include "ED_keyframes_draw.h" +#include "ED_keyframing.h" +#include "ED_keyframes_edit.h" +#include "ED_screen.h" + +#include "armature_intern.h" + +/* **************************************************** */ +/* == POSE 'SLIDING' TOOLS == + * + * A) Push & Relax, Breakdowner + * These tools provide the animator with various capabilities + * for interactively controlling the spacing of poses, but also + * for 'pushing' and/or 'relaxing' extremes as they see fit. + * + * B) 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. + */ +/* **************************************************** */ +/* A) Push & Relax, Breakdowner */ + +/* Temporary data shared between these operators */ +typedef struct tPoseSlideOp { + Scene *scene; /* current scene */ + ARegion *ar; /* region that we're operating in (needed for */ + Object *ob; /* active object that Pose Info comes from */ + bArmature *arm; /* armature for pose */ + + ListBase pfLinks; /* links between posechannels and f-curves */ + DLRBT_Tree keys; /* binary tree for quicker searching for keyframes (when applicable) */ + + KeyingSet *ks_loc; /* builtin KeyingSet for keyframing locations */ + KeyingSet *ks_rot; /* builtin KeyingSet for keyframing rotations */ + KeyingSet *ks_scale;/* builtin KeyingSet for keyframing scale */ + + int cframe; /* current frame number */ + int prevFrame; /* frame before current frame (blend-from) */ + int nextFrame; /* frame after current frame (blend-to) */ + + int mode; /* sliding mode (ePoseSlide_Modes) */ + int flag; // unused for now, but can later get used for storing runtime settings.... + + float percentage; /* 0-1 value for determining the influence of whatever is relevant */ +} tPoseSlideOp; + +/* Pose Sliding Modes */ +typedef enum ePoseSlide_Modes { + POSESLIDE_PUSH = 0, /* exaggerate the pose... */ + POSESLIDE_RELAX, /* soften the pose... */ + POSESLIDE_BREAKDOWN, /* slide between the endpoint poses, finding a 'soft' spot */ +} ePoseSlide_Modes; + +/* Temporary data linking PoseChannels with the F-Curves they affect */ +typedef struct tPChanFCurveLink { + struct tPChanFCurveLink *next, *prev; + + ListBase fcurves; /* F-Curves for this PoseChannel */ + bPoseChannel *pchan; /* Pose Channel which data is attached to */ + + char *pchan_path; /* RNA Path to this Pose Channel (needs to be freed when we're done) */ + + float oldloc[3]; /* transform values at start of operator (to be restored before each modal step) */ + float oldrot[3]; + float oldscale[3]; + float oldquat[4]; +} tPChanFCurveLink; + +/* ------------------------------------ */ + +/* operator init */ +static int pose_slide_init (bContext *C, wmOperator *op, short mode) +{ + tPoseSlideOp *pso; + bAction *act= NULL; + + /* init slide-op data */ + pso= op->customdata= MEM_callocN(sizeof(tPoseSlideOp), "tPoseSlideOp"); + + /* get info from context */ + pso->scene= CTX_data_scene(C); + pso->ob= CTX_data_active_object(C); + pso->arm= (pso->ob)? pso->ob->data : NULL; + pso->ar= CTX_wm_region(C); /* only really needed when doing modal() */ + + pso->cframe= pso->scene->r.cfra; + pso->mode= mode; + + /* set range info from property values - these may get overridden for the invoke() */ + pso->percentage= RNA_float_get(op->ptr, "percentage"); + pso->prevFrame= RNA_int_get(op->ptr, "prev_frame"); + pso->nextFrame= RNA_int_get(op->ptr, "next_frame"); + + /* check the settings from the context */ + if (ELEM4(NULL, pso->ob, pso->arm, pso->ob->adt, pso->ob->adt->action)) + return 0; + else + act= pso->ob->adt->action; + + /* for each Pose-Channel which gets affected, get the F-Curves for that channel + * and set the relevant transform flags... + */ + CTX_DATA_BEGIN(C, bPoseChannel*, pchan, selected_pchans) + { + ListBase curves = {NULL, NULL}; + int transFlags = action_get_item_transforms(act, pso->ob, pchan, &curves); + + pchan->flag &= ~(POSE_LOC|POSE_ROT|POSE_SIZE); + + /* check if any transforms found... */ + if (transFlags) { + /* make new linkage data */ + tPChanFCurveLink *pfl= MEM_callocN(sizeof(tPChanFCurveLink), "tPChanFCurveLink"); + PointerRNA ptr; + + pfl->fcurves= curves; + pfl->pchan= pchan; + + /* get the RNA path to this pchan - this needs to be freed! */ + RNA_pointer_create((ID *)pso->ob, &RNA_PoseChannel, pchan, &ptr); + pfl->pchan_path= RNA_path_from_ID_to_struct(&ptr); + + /* add linkage data to operator data */ + BLI_addtail(&pso->pfLinks, pfl); + + /* set pchan's transform flags */ + if (transFlags & ACT_TRANS_LOC) + pchan->flag |= POSE_LOC; + if (transFlags & ACT_TRANS_ROT) + pchan->flag |= POSE_ROT; + if (transFlags & ACT_TRANS_SCALE) + pchan->flag |= POSE_SIZE; + + /* store current transforms */ + VECCOPY(pfl->oldloc, pchan->loc); + VECCOPY(pfl->oldrot, pchan->eul); + VECCOPY(pfl->oldscale, pchan->size); + QUATCOPY(pfl->oldquat, pchan->quat); + } + } + CTX_DATA_END; + + /* set depsgraph flags */ + /* make sure the lock is set OK, unlock can be accidentally saved? */ + pso->ob->pose->flag |= POSE_LOCKED; + pso->ob->pose->flag &= ~POSE_DO_UNLOCK; + + /* do basic initialise of RB-BST used for finding keyframes, but leave the filling of it up + * to the caller of this (usually only invoke() will do it, to make things more efficient). + */ + BLI_dlrbTree_init(&pso->keys); + + /* get builtin KeyingSets */ + pso->ks_loc= ANIM_builtin_keyingset_get_named(NULL, "Location"); + pso->ks_rot= ANIM_builtin_keyingset_get_named(NULL, "Rotation"); + pso->ks_scale= ANIM_builtin_keyingset_get_named(NULL, "Scaling"); + + /* return status is whether we've got all the data we were requested to get */ + return 1; +} + +/* exiting the operator - free data */ +static void pose_slide_exit (bContext *C, wmOperator *op) +{ + tPoseSlideOp *pso= op->customdata; + + /* if data exists, clear its data and exit */ + if (pso) { + tPChanFCurveLink *pfl, *pfln=NULL; + + /* free the temp pchan links and their data */ + for (pfl= pso->pfLinks.first; pfl; pfl= pfln) { + pfln= pfl->next; + + /* free list of F-Curve reference links */ + BLI_freelistN(&pfl->fcurves); + + /* free pchan RNA Path */ + MEM_freeN(pfl->pchan_path); + + /* free link itself */ + BLI_freelinkN(&pso->pfLinks, pfl); + } + + /* free RB-BST for keyframes (if it contained data) */ + BLI_dlrbTree_free(&pso->keys); + + /* free data itself */ + MEM_freeN(pso); + } + + /* cleanup */ + op->customdata= NULL; +} + +/* ------------------------------------ */ + +/* helper for apply() / reset() - refresh the data */ +static void pose_slide_refresh (bContext *C, tPoseSlideOp *pso) +{ + /* old optimize trick... this enforces to bypass the depgraph + * - note: code copied from transform_generics.c -> recalcData() + */ + // FIXME: shouldn't this use the builtin stuff? + if ((pso->arm->flag & ARM_DELAYDEFORM)==0) + DAG_id_flush_update(&pso->ob->id, OB_RECALC_DATA); /* sets recalc flags */ + else + where_is_pose(pso->scene, pso->ob); + + /* note, notifier might evolve */ + WM_event_add_notifier(C, NC_OBJECT|ND_POSE, pso->ob); + WM_event_add_notifier(C, NC_OBJECT|ND_TRANSFORM, NULL); +} + +/* helper for apply() callabcks - find the next F-Curve with matching path... */ +static LinkData *find_next_fcurve_link (ListBase *fcuLinks, LinkData *prev, char *path) +{ + LinkData *first= (prev)? prev->next : (fcuLinks)? fcuLinks->first : NULL; + LinkData *ld; + + /* check each link to see if the linked F-Curve has a matching path */ + for (ld= first; ld; ld= ld->next) { + FCurve *fcu= (FCurve *)ld->data; + + /* check if paths match */ + if (strcmp(path, fcu->rna_path) == 0) + return ld; + } + + /* none found */ + return NULL; +} + +/* helper for apply() - perform sliding for some 3-element vector */ +static void pose_slide_apply_vec3 (tPoseSlideOp *pso, tPChanFCurveLink *pfl, float vec[3], 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= find_next_fcurve_link(&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); + + /* get channel index */ + ch= fcu->array_index; + + /* 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) { + 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; + } + } + 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) */ +static void pose_slide_apply_quat (tPoseSlideOp *pso, tPChanFCurveLink *pfl) +{ + FCurve *fcu_w=NULL, *fcu_x=NULL, *fcu_y=NULL, *fcu_z=NULL; + bPoseChannel *pchan= pfl->pchan; + LinkData *ld=NULL; + char *path=NULL; + float cframe; + + /* get the path to use - this should be quaternion rotations only (needs care) */ + path= BLI_sprintfN("%s.%s", pfl->pchan_path, "rotation"); + + /* 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= find_next_fcurve_link(&pfl->fcurves, ld, path)) ) { + FCurve *fcu= (FCurve *)ld->data; + + /* assign this F-Curve to one of the relevant pointers... */ + switch (fcu->array_index) { + case 3: /* z */ + fcu_z= fcu; + break; + case 2: /* y */ + fcu_y= fcu; + break; + case 1: /* x */ + fcu_x= fcu; + break; + case 0: /* w */ + fcu_w= fcu; + break; + } + } + + /* only if all channels exist, proceed */ + if (fcu_w && fcu_x && fcu_y && fcu_z) { + float quat_prev[4], quat_next[4]; + + /* get 2 quats */ + quat_prev[0] = evaluate_fcurve(fcu_w, pso->prevFrame); + quat_prev[1] = evaluate_fcurve(fcu_x, pso->prevFrame); + quat_prev[2] = evaluate_fcurve(fcu_y, pso->prevFrame); + quat_prev[3] = evaluate_fcurve(fcu_z, pso->prevFrame); + + quat_next[0] = evaluate_fcurve(fcu_w, pso->nextFrame); + quat_next[1] = evaluate_fcurve(fcu_x, pso->nextFrame); + quat_next[2] = evaluate_fcurve(fcu_y, pso->nextFrame); + quat_next[3] = evaluate_fcurve(fcu_z, pso->nextFrame); + + /* perform blending */ + if (pso->mode == POSESLIDE_BREAKDOWN) { + /* just perform the interpol between quat_prev and quat_next using pso->percentage as a guide */ + QuatInterpol(pchan->quat, quat_prev, quat_next, pso->percentage); + } + else { + float quat_interp[4], quat_orig[4]; + int iters= (int)ceil(10.0f*pso->percentage); // TODO: maybe a sensitivity ctrl on top of this is needed + + /* perform this blending several times until a satisfactory result is reached */ + while (iters-- > 0) { + /* calculate the interpolation between the endpoints */ + QuatInterpol(quat_interp, quat_prev, quat_next, (cframe-pso->prevFrame) / (pso->nextFrame-pso->prevFrame) ); + + /* make a copy of the original rotation */ + QUATCOPY(quat_orig, pchan->quat); + + /* tricky interpolations - mode-dependent blending between original and new */ + if (pso->mode == POSESLIDE_RELAX) // xxx this was the original code, so should work fine + QuatInterpol(pchan->quat, quat_orig, quat_interp, 1.0f/6.0f); + else // I'm just guessing here... + QuatInterpol(pchan->quat, quat_orig, quat_interp, 6.0f/5.0f); + } + } + } + + /* free the path now */ + MEM_freeN(path); +} + +/* apply() - perform the pose sliding based on weighting various poses */ +static void pose_slide_apply (bContext *C, wmOperator *op, tPoseSlideOp *pso) +{ + tPChanFCurveLink *pfl; + + /* sanitise the frame ranges */ + if (pso->prevFrame == pso->nextFrame) { + /* move out one step either side */ + pso->prevFrame--; + pso->nextFrame++; + } + + /* for each link, handle each set of transforms */ + for (pfl= pso->pfLinks.first; pfl; pfl= pfl->next) { + /* valid transforms for each PoseChannel should have been noted already + * - sliding the pose should be a straightforward exercise for location+rotation, + * but rotations get more complicated since we may want to use quaternion blending + * for quaternions instead... + */ + bPoseChannel *pchan= pfl->pchan; + + if (pchan->flag & POSE_LOC) { + /* calculate these for the 'location' vector, and use location curves */ + pose_slide_apply_vec3(pso, pfl, pchan->loc, "location"); + } + + if (pchan->flag & POSE_SIZE) { + /* calculate these for the 'scale' vector, and use scale curves */ + pose_slide_apply_vec3(pso, pfl, pchan->size, "scale"); + } + + if (pchan->flag & POSE_ROT) { + /* everything depends on the rotation mode */ + if (pchan->rotmode > 0) { + /* eulers - so calculate these for the 'eul' vector, and use euler_rotation curves */ + pose_slide_apply_vec3(pso, pfl, pchan->eul, "rotation_euler"); + } + else if (pchan->rotmode == ROT_MODE_AXISANGLE) { + // TODO: need to figure out how to do this! + } + else { + /* quaternions - use quaternion blending */ + pose_slide_apply_quat(pso, pfl); + } + } + } + + /* depsgraph updates + redraws */ + pose_slide_refresh(C, pso); +} + +/* perform autokeyframing after changes were made + confirmed */ +static void pose_slide_autoKeyframe (bContext *C, tPoseSlideOp *pso) +{ + /* insert keyframes as necessary if autokeyframing */ + if (autokeyframe_cfra_can_key(pso->scene, &pso->ob->id)) { + bCommonKeySrc cks; + ListBase dsources = {&cks, &cks}; + tPChanFCurveLink *pfl; + + /* init common-key-source for use by KeyingSets */ + memset(&cks, 0, sizeof(bCommonKeySrc)); + cks.id= &pso->ob->id; + + /* iterate over each pose-channel affected, applying the changes */ + for (pfl= pso->pfLinks.first; pfl; pfl= pfl->next) { + bPoseChannel *pchan= pfl->pchan; + /* init cks for this PoseChannel, then use the relative KeyingSets to keyframe it */ + cks.pchan= pchan; + + /* insert keyframes */ + if (pchan->flag & POSE_LOC) + modify_keyframes(C, &dsources, NULL, pso->ks_loc, MODIFYKEY_MODE_INSERT, (float)pso->cframe); + if (pchan->flag & POSE_ROT) + modify_keyframes(C, &dsources, NULL, pso->ks_rot, MODIFYKEY_MODE_INSERT, (float)pso->cframe); + if (pchan->flag & POSE_SIZE) + modify_keyframes(C, &dsources, NULL, pso->ks_scale, MODIFYKEY_MODE_INSERT, (float)pso->cframe); + } + } +} + +/* reset changes made to current pose */ +static void pose_slide_reset (bContext *C, tPoseSlideOp *pso) +{ + tPChanFCurveLink *pfl; + + /* iterate over each pose-channel affected, restoring all channels to their original values */ + for (pfl= pso->pfLinks.first; pfl; pfl= pfl->next) { + bPoseChannel *pchan= pfl->pchan; + + /* just copy all the values over regardless of whether they changed or not */ + VECCOPY(pchan->loc, pfl->oldloc); + VECCOPY(pchan->eul, pfl->oldrot); + VECCOPY(pchan->size, pfl->oldscale); + QUATCOPY(pchan->quat, pfl->oldquat); + } +} + +/* ------------------------------------ */ + +/* common code for invoke() methods */ +static int pose_slide_invoke_common (bContext *C, wmOperator *op, tPoseSlideOp *pso) +{ + tPChanFCurveLink *pfl; + AnimData *adt= pso->ob->adt; + wmWindow *win= CTX_wm_window(C); + + /* for each link, add all its keyframes to the search tree */ + for (pfl= pso->pfLinks.first; pfl; pfl= pfl->next) { + LinkData *ld; + + /* do this for each F-Curve */ + for (ld= pfl->fcurves.first; ld; ld= ld->next) { + FCurve *fcu= (FCurve *)ld->data; + fcurve_to_keylist(adt, fcu, &pso->keys, NULL); + } + } + + /* consolidate these keyframes, and figure out the nearest ones */ + BLI_dlrbTree_linkedlist_sync(&pso->keys); + + /* cancel if no keyframes found... */ + if (pso->keys.root) { + ActKeyColumn *ak; + + /* firstly, check if the current frame is a keyframe... */ + ak= cfra_find_actkeycolumn(pso->keys.root, pso->cframe); + + if (ak == NULL) { + /* current frame is not a keyframe, so search */ + ActKeyColumn *pk= cfra_find_nearest_next_ak(pso->keys.root, pso->cframe, 0); + ActKeyColumn *nk= cfra_find_nearest_next_ak(pso->keys.root, pso->cframe, 1); + + /* check if we found good keyframes */ + if ((pk == nk) && (pk != NULL)) { + if (pk->cfra < pso->cframe) + nk= nk->next; + else if (nk->cfra > pso->cframe) + pk= pk->prev; + } + + /* new set the frames */ + /* prev frame */ + pso->prevFrame= (pk)? (pk->cfra) : (pso->cframe - 1); + RNA_int_set(op->ptr, "prev_frame", pso->prevFrame); + /* next frame */ + pso->nextFrame= (nk)? (nk->cfra) : (pso->cframe + 1); + RNA_int_set(op->ptr, "next_frame", pso->nextFrame); + } + else { + /* current frame itself is a keyframe, so just take keyframes on either side */ + /* prev frame */ + pso->prevFrame= (ak->prev)? (ak->prev->cfra) : (pso->cframe - 1); + RNA_int_set(op->ptr, "prev_frame", pso->prevFrame); + /* next frame */ + pso->nextFrame= (ak->next)? (ak->next->cfra) : (pso->cframe + 1); + RNA_int_set(op->ptr, "next_frame", pso->nextFrame); + } + } + else { + BKE_report(op->reports, RPT_ERROR, "No keyframes to slide between."); + return OPERATOR_CANCELLED; + } + + /* initial apply for operator... */ + // TODO: need to calculate percentage for initial round too... + pose_slide_apply(C, op, pso); + + /* depsgraph updates + redraws */ + pose_slide_refresh(C, pso); + + /* set cursor to indicate modal */ + WM_cursor_modal(win, BC_EW_SCROLLCURSOR); + + /* add a modal handler for this operator */ + WM_event_add_modal_handler(C, op); + return OPERATOR_RUNNING_MODAL; +} + +/* common code for modal() */ +static int pose_slide_modal (bContext *C, wmOperator *op, wmEvent *evt) +{ + tPoseSlideOp *pso= op->customdata; + wmWindow *win= CTX_wm_window(C); + + switch (evt->type) { + case LEFTMOUSE: /* confirm */ + { + /* return to normal cursor */ + WM_cursor_restore(win); + + /* insert keyframes as required... */ + pose_slide_autoKeyframe(C, pso); + pose_slide_exit(C, op); + + /* done! */ + return OPERATOR_FINISHED; + } + + case ESCKEY: /* cancel */ + case RIGHTMOUSE: + { + /* return to normal cursor */ + WM_cursor_restore(win); + + /* reset transforms back to original state */ + pose_slide_reset(C, pso); + + /* depsgraph updates + redraws */ + pose_slide_refresh(C, pso); + + /* clean up temp data */ + pose_slide_exit(C, op); + + /* cancelled! */ + return OPERATOR_CANCELLED; + } + + case MOUSEMOVE: /* calculate new position */ + { + /* calculate percentage based on position of mouse (we only use x-axis for now. + * since this is more conveninent for users to do), and store new percentage value + */ + pso->percentage= (evt->x - pso->ar->winrct.xmin) / ((float)pso->ar->winx); + RNA_float_set(op->ptr, "percentage", pso->percentage); + + /* reset transforms (to avoid accumulation errors) */ + pose_slide_reset(C, pso); + + /* apply... */ + pose_slide_apply(C, op, pso); + } + break; + + default: /* unhandled event (maybe it was some view manip? */ + /* allow to pass through */ + return OPERATOR_RUNNING_MODAL|OPERATOR_PASS_THROUGH; + } + + /* still running... */ + return OPERATOR_RUNNING_MODAL; +} + +/* common code for cancel() */ +static int pose_slide_cancel (bContext *C, wmOperator *op) +{ + /* cleanup and done */ + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; +} + +/* common code for exec() methods */ +static int pose_slide_exec_common (bContext *C, wmOperator *op, tPoseSlideOp *pso) +{ + /* settings should have been set up ok for applying, so just apply! */ + pose_slide_apply(C, op, pso); + + /* insert keyframes if needed */ + pose_slide_autoKeyframe(C, pso); + + /* cleanup and done */ + pose_slide_exit(C, op); + + return OPERATOR_FINISHED; +} + +/* common code for defining RNA properties */ +static void pose_slide_opdef_properties (wmOperatorType *ot) +{ + RNA_def_int(ot->srna, "prev_frame", 0, MINAFRAME, MAXFRAME, "Previous Keyframe", "Frame number of keyframe immediately before the current frame.", 0, 50); + RNA_def_int(ot->srna, "next_frame", 0, MINAFRAME, MAXFRAME, "Next Keyframe", "Frame number of keyframe immediately after the current frame.", 0, 50); + RNA_def_float_percentage(ot->srna, "percentage", 0.5f, 0.0f, 1.0f, "Percentage", "Weighting factor for the sliding operation", 0.3, 0.7); +} + +/* ------------------------------------ */ + +/* invoke() - for 'push' mode */ +static int pose_slide_push_invoke (bContext *C, wmOperator *op, wmEvent *evt) +{ + tPoseSlideOp *pso; + + /* initialise data */ + if (pose_slide_init(C, op, POSESLIDE_PUSH) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common setup work */ + return pose_slide_invoke_common(C, op, pso); +} + +/* exec() - for push */ +static int pose_slide_push_exec (bContext *C, wmOperator *op) +{ + tPoseSlideOp *pso; + + /* initialise data (from RNA-props) */ + if (pose_slide_init(C, op, POSESLIDE_PUSH) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common exec work */ + return pose_slide_exec_common(C, op, pso); +} + +void POSE_OT_push (wmOperatorType *ot) +{ + /* identifiers */ + ot->name= "Push Pose"; + ot->idname= "POSE_OT_push"; + ot->description= "Exaggerate the current pose"; + + /* callbacks */ + ot->exec= pose_slide_push_exec; + ot->invoke= pose_slide_push_invoke; + ot->modal= pose_slide_modal; + ot->cancel= pose_slide_cancel; + ot->poll= ED_operator_posemode; + + /* flags */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO|OPTYPE_BLOCKING; + + /* Properties */ + pose_slide_opdef_properties(ot); +} + +/* ........................ */ + +/* invoke() - for 'relax' mode */ +static int pose_slide_relax_invoke (bContext *C, wmOperator *op, wmEvent *evt) +{ + tPoseSlideOp *pso; + + /* initialise data */ + if (pose_slide_init(C, op, POSESLIDE_RELAX) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common setup work */ + return pose_slide_invoke_common(C, op, pso); +} + +/* exec() - for relax */ +static int pose_slide_relax_exec (bContext *C, wmOperator *op) +{ + tPoseSlideOp *pso; + + /* initialise data (from RNA-props) */ + if (pose_slide_init(C, op, POSESLIDE_RELAX) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common exec work */ + return pose_slide_exec_common(C, op, pso); +} + +void POSE_OT_relax (wmOperatorType *ot) +{ + /* identifiers */ + ot->name= "Relax Pose"; + ot->idname= "POSE_OT_relax"; + ot->description= "Make the current pose more similar to its surrounding ones."; + + /* callbacks */ + ot->exec= pose_slide_relax_exec; + ot->invoke= pose_slide_relax_invoke; + ot->modal= pose_slide_modal; + ot->cancel= pose_slide_cancel; + ot->poll= ED_operator_posemode; + + /* flags */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO|OPTYPE_BLOCKING; + + /* Properties */ + pose_slide_opdef_properties(ot); +} + +/* ........................ */ + +/* invoke() - for 'breakdown' mode */ +static int pose_slide_breakdown_invoke (bContext *C, wmOperator *op, wmEvent *evt) +{ + tPoseSlideOp *pso; + + /* initialise data */ + if (pose_slide_init(C, op, POSESLIDE_BREAKDOWN) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common setup work */ + return pose_slide_invoke_common(C, op, pso); +} + +/* exec() - for breakdown */ +static int pose_slide_breakdown_exec (bContext *C, wmOperator *op) +{ + tPoseSlideOp *pso; + + /* initialise data (from RNA-props) */ + if (pose_slide_init(C, op, POSESLIDE_BREAKDOWN) == 0) { + pose_slide_exit(C, op); + return OPERATOR_CANCELLED; + } + else + pso= op->customdata; + + /* do common exec work */ + return pose_slide_exec_common(C, op, pso); +} + +void POSE_OT_breakdown (wmOperatorType *ot) +{ + /* identifiers */ + ot->name= "Pose Breakdowner"; + ot->idname= "POSE_OT_breakdown"; + ot->description= "Create a suitable breakdown pose on the current frame."; + + /* callbacks */ + ot->exec= pose_slide_breakdown_exec; + ot->invoke= pose_slide_breakdown_invoke; + ot->modal= pose_slide_modal; + ot->cancel= pose_slide_cancel; + ot->poll= ED_operator_posemode; + + /* flags */ + ot->flag= OPTYPE_REGISTER|OPTYPE_UNDO|OPTYPE_BLOCKING; + + /* Properties */ + pose_slide_opdef_properties(ot); +} + +/* **************************************************** */ |