source/blender/editors/transform/transform_manipulator.c

   1 /**
   2 * $Id:
   3  *
   4  * ***** BEGIN GPL LICENSE BLOCK *****
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version 2
   9  * of the License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software Foundation,
  18  * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  19  *
  20  * The Original Code is Copyright (C) 2005 Blender Foundation
  21  * All rights reserved.
  22  *
  23  * The Original Code is: all of this file.
  24  *
  25  * Contributor(s): none yet.
  26  *
  27  * ***** END GPL LICENSE BLOCK *****
  28  */
  29
  30 #include <stdlib.h>
  31 #include <string.h>
  32 #include <math.h>
  33
  34 #ifndef WIN32
  35 #include <unistd.h>
  36 #else
  37 #include <io.h>
  38 #endif
  39
  40 #include "MEM_guardedalloc.h"
  41
  42 #include "DNA_armature_types.h"
  43 #include "DNA_action_types.h"
  44 #include "DNA_curve_types.h"
  45 #include "DNA_lattice_types.h"
  46 #include "DNA_mesh_types.h"
  47 #include "DNA_meta_types.h"
  48 #include "DNA_object_types.h"
  49 #include "DNA_particle_types.h"
  50 #include "DNA_screen_types.h"
  51 #include "DNA_scene_types.h"
  52 #include "DNA_space_types.h"
  53 #include "DNA_userdef_types.h"
  54 #include "DNA_view3d_types.h"
  55
  56 #include "RNA_access.h"
  57
  58 #include "BKE_action.h"
  59 #include "BKE_armature.h"
  60 #include "BKE_context.h"
  61 #include "BKE_global.h"
  62 #include "BKE_lattice.h"
  63 #include "BKE_mesh.h"
  64 #include "BKE_object.h"
  65 #include "BKE_particle.h"
  66 #include "BKE_pointcache.h"
  67 #include "BKE_utildefines.h"
  68
  69 #include "BLI_math.h"
  70 #include "BLI_editVert.h"
  71
  72 #include "BIF_gl.h"
  73
  74 #include "WM_api.h"
  75 #include "WM_types.h"
  76
  77 #include "ED_armature.h"
  78 #include "ED_mesh.h"
  79 #include "ED_particle.h"
  80 #include "ED_space_api.h"
  81 #include "ED_transform.h"
  82 #include "ED_view3d.h"
  83
  84 #include "UI_resources.h"
  85
  86 /* local module include */
  87 #include "transform.h"
  88
  89 /* return codes for select, and drawing flags */
  90
  91 #define MAN_TRANS_X             1
  92 #define MAN_TRANS_Y             2
  93 #define MAN_TRANS_Z             4
  94 #define MAN_TRANS_C             7
  95
  96 #define MAN_ROT_X               8
  97 #define MAN_ROT_Y               16
  98 #define MAN_ROT_Z               32
  99 #define MAN_ROT_V               64
 100 #define MAN_ROT_T               128
 101 #define MAN_ROT_C               248
 102
 103 #define MAN_SCALE_X             256
 104 #define MAN_SCALE_Y             512
 105 #define MAN_SCALE_Z             1024
 106 #define MAN_SCALE_C             1792
 107
 108 /* color codes */
 109
 110 #define MAN_RGB         0
 111 #define MAN_GHOST       1
 112 #define MAN_MOVECOL     2
 113
 114
 115 static int is_mat4_flipped(float mat[][4])
 116 {
 117         float vec[3];
 118
 119         cross_v3_v3v3(vec, mat[0], mat[1]);
 120         if( dot_v3v3(vec, mat[2]) < 0.0 ) return 1;
 121         return 0;
 122 }
 123
 124 /* transform widget center calc helper for below */
 125 static void calc_tw_center(Scene *scene, float *co)
 126 {
 127         float *twcent= scene->twcent;
 128         float *min= scene->twmin;
 129         float *max= scene->twmax;
 130
 131         DO_MINMAX(co, min, max);
 132         add_v3_v3v3(twcent, twcent, co);
 133 }
 134
 135 static void protectflag_to_drawflags(short protectflag, short *drawflags)
 136 {
 137         if(protectflag & OB_LOCK_LOCX)
 138                 *drawflags &= ~MAN_TRANS_X;
 139         if(protectflag & OB_LOCK_LOCY)
 140                 *drawflags &= ~MAN_TRANS_Y;
 141         if(protectflag & OB_LOCK_LOCZ)
 142                 *drawflags &= ~MAN_TRANS_Z;
 143
 144         if(protectflag & OB_LOCK_ROTX)
 145                 *drawflags &= ~MAN_ROT_X;
 146         if(protectflag & OB_LOCK_ROTY)
 147                 *drawflags &= ~MAN_ROT_Y;
 148         if(protectflag & OB_LOCK_ROTZ)
 149                 *drawflags &= ~MAN_ROT_Z;
 150
 151         if(protectflag & OB_LOCK_SCALEX)
 152                 *drawflags &= ~MAN_SCALE_X;
 153         if(protectflag & OB_LOCK_SCALEY)
 154                 *drawflags &= ~MAN_SCALE_Y;
 155         if(protectflag & OB_LOCK_SCALEZ)
 156                 *drawflags &= ~MAN_SCALE_Z;
 157 }
 158
 159 /* for pose mode */
 160 static void stats_pose(Scene *scene, View3D *v3d, bPoseChannel *pchan)
 161 {
 162         Bone *bone= pchan->bone;
 163
 164         if(bone) {
 165                 if (bone->flag & BONE_TRANSFORM) {
 166                         calc_tw_center(scene, pchan->pose_head);
 167                         protectflag_to_drawflags(pchan->protectflag, &v3d->twdrawflag);
 168                 }
 169         }
 170 }
 171
 172 /* for editmode*/
 173 static void stats_editbone(View3D *v3d, EditBone *ebo)
 174 {
 175         if (ebo->flag & BONE_EDITMODE_LOCKED)
 176                 protectflag_to_drawflags(OB_LOCK_LOC|OB_LOCK_ROT|OB_LOCK_SCALE, &v3d->twdrawflag);
 177 }
 178
 179
 180 static int test_rotmode_euler(short rotmode)
 181 {
 182         return (ELEM(rotmode, ROT_MODE_AXISANGLE, ROT_MODE_QUAT)) ? 0:1;
 183 }
 184
 185 int gimbal_axis(Object *ob, float gmat[][3])
 186 {
 187         if (ob) {
 188                 if(ob->mode & OB_MODE_POSE)
 189                 {
 190                         bPoseChannel *pchan= get_active_posechannel(ob);
 191
 192                         if(pchan && test_rotmode_euler(pchan->rotmode)) {
 193                                 float mat[3][3], tmat[3][3], obmat[3][3];
 194
 195                                 eulO_to_gimbal_axis(mat, pchan->eul, pchan->rotmode);
 196
 197                                 /* apply bone transformation */
 198                                 mul_m3_m3m3(tmat, pchan->bone->bone_mat, mat);
 199
 200                                 if (pchan->parent)
 201                                 {
 202                                         float parent_mat[3][3];
 203
 204                                         copy_m3_m4(parent_mat, pchan->parent->pose_mat);
 205                                         mul_m3_m3m3(mat, parent_mat, tmat);
 206
 207                                         /* needed if object transformation isn't identity */
 208                                         copy_m3_m4(obmat, ob->obmat);
 209                                         mul_m3_m3m3(gmat, obmat, mat);
 210                                 }
 211                                 else
 212                                 {
 213                                         /* needed if object transformation isn't identity */
 214                                         copy_m3_m4(obmat, ob->obmat);
 215                                         mul_m3_m3m3(gmat, obmat, tmat);
 216                                 }
 217
 218                                 normalize_m3(gmat);
 219                                 return 1;
 220                         }
 221                 }
 222                 else {
 223                         if(test_rotmode_euler(ob->rotmode)) {
 224
 225
 226                                 if (ob->parent)
 227                                 {
 228                                         float parent_mat[3][3], amat[3][3];
 229
 230                                         eulO_to_gimbal_axis(amat, ob->rot, ob->rotmode);
 231                                         copy_m3_m4(parent_mat, ob->parent->obmat);
 232                                         normalize_m3(parent_mat);
 233                                         mul_m3_m3m3(gmat, parent_mat, amat);
 234                                         return 1;
 235                                 }
 236                                 else
 237                                 {
 238                                         eulO_to_gimbal_axis(gmat, ob->rot, ob->rotmode);
 239                                         return 1;
 240                                 }
 241                         }
 242                 }
 243         }
 244
 245         return 0;
 246 }
 247
 248
 249 /* centroid, boundbox, of selection */
 250 /* returns total items selected */
 251 int calc_manipulator_stats(const bContext *C)
 252 {
 253         ScrArea *sa= CTX_wm_area(C);
 254         ARegion *ar= CTX_wm_region(C);
 255         Scene *scene= CTX_data_scene(C);
 256         Object *obedit= CTX_data_edit_object(C);
 257         View3D *v3d= sa->spacedata.first;
 258         RegionView3D *rv3d= ar->regiondata;
 259         Base *base;
 260         Object *ob= OBACT;
 261         int a, totsel= 0;
 262
 263         /* transform widget matrix */
 264         unit_m4(rv3d->twmat);
 265
 266         v3d->twdrawflag= 0xFFFF;
 267
 268         /* transform widget centroid/center */
 269         scene->twcent[0]= scene->twcent[1]= scene->twcent[2]= 0.0f;
 270         INIT_MINMAX(scene->twmin, scene->twmax);
 271
 272         if(obedit) {
 273                 ob= obedit;
 274                 if((ob->lay & v3d->lay)==0) return 0;
 275
 276                 if(obedit->type==OB_MESH) {
 277                         EditMesh *em = BKE_mesh_get_editmesh(obedit->data);
 278                         EditVert *eve;
 279                         EditSelection ese;
 280                         float vec[3]= {0,0,0};
 281
 282                         /* USE LAST SELECTE WITH ACTIVE */
 283                         if (v3d->around==V3D_ACTIVE && EM_get_actSelection(em, &ese)) {
 284                                 EM_editselection_center(vec, &ese);
 285                                 calc_tw_center(scene, vec);
 286                                 totsel= 1;
 287                         } else {
 288                                 /* do vertices for center, and if still no normal found, use vertex normals */
 289                                 for(eve= em->verts.first; eve; eve= eve->next) {
 290                                         if(eve->f & SELECT) {
 291                                                 totsel++;
 292                                                 calc_tw_center(scene, eve->co);
 293                                         }
 294                                 }
 295                         }
 296                 } /* end editmesh */
 297                 else if (obedit->type==OB_ARMATURE){
 298                         bArmature *arm= obedit->data;
 299                         EditBone *ebo;
 300                         for (ebo= arm->edbo->first; ebo; ebo=ebo->next){
 301                                 if(ebo->layer & arm->layer) {
 302                                         if (ebo->flag & BONE_TIPSEL) {
 303                                                 calc_tw_center(scene, ebo->tail);
 304                                                 totsel++;
 305                                         }
 306                                         if (ebo->flag & BONE_ROOTSEL) {
 307                                                 calc_tw_center(scene, ebo->head);
 308                                                 totsel++;
 309                                         }
 310                                         if (ebo->flag & BONE_SELECTED) {
 311                                                 stats_editbone(v3d, ebo);
 312                                         }
 313                                 }
 314                         }
 315                 }
 316                 else if ELEM(obedit->type, OB_CURVE, OB_SURF) {
 317                         Curve *cu= obedit->data;
 318                         Nurb *nu;
 319                         BezTriple *bezt;
 320                         BPoint *bp;
 321
 322                         nu= cu->editnurb->first;
 323                         while(nu) {
 324                                 if(nu->type == CU_BEZIER) {
 325                                         bezt= nu->bezt;
 326                                         a= nu->pntsu;
 327                                         while(a--) {
 328                                                 /* exceptions
 329                                                  * if handles are hidden then only check the center points.
 330                                                  * If 2 or more are selected then only use the center point too.
 331                                                  */
 332                                                 if (cu->drawflag & CU_HIDE_HANDLES) {
 333                                                         if (bezt->f2 & SELECT) {
 334                                                                 calc_tw_center(scene, bezt->vec[1]);
 335                                                                 totsel++;
 336                                                         }
 337                                                 }
 338                                                 else if ( (bezt->f1 & SELECT) + (bezt->f2 & SELECT) + (bezt->f3 & SELECT) > SELECT ) {
 339                                                         calc_tw_center(scene, bezt->vec[1]);
 340                                                         totsel++;
 341                                                 }
 342                                                 else {
 343                                                         if(bezt->f1) {
 344                                                                 calc_tw_center(scene, bezt->vec[0]);
 345                                                                 totsel++;
 346                                                         }
 347                                                         if(bezt->f2) {
 348                                                                 calc_tw_center(scene, bezt->vec[1]);
 349                                                                 totsel++;
 350                                                         }
 351                                                         if(bezt->f3) {
 352                                                                 calc_tw_center(scene, bezt->vec[2]);
 353                                                                 totsel++;
 354                                                         }
 355                                                 }
 356                                                 bezt++;
 357                                         }
 358                                 }
 359                                 else {
 360                                         bp= nu->bp;
 361                                         a= nu->pntsu*nu->pntsv;
 362                                         while(a--) {
 363                                                 if(bp->f1 & SELECT) {
 364                                                         calc_tw_center(scene, bp->vec);
 365                                                         totsel++;
 366                                                 }
 367                                                 bp++;
 368                                         }
 369                                 }
 370                                 nu= nu->next;
 371                         }
 372                 }
 373                 else if(obedit->type==OB_MBALL) {
 374                         MetaBall *mb = (MetaBall*)obedit->data;
 375                         MetaElem *ml, *ml_sel=NULL;
 376
 377                         ml= mb->editelems->first;
 378                         while(ml) {
 379                                 if(ml->flag & SELECT) {
 380                                         calc_tw_center(scene, &ml->x);
 381                                         ml_sel = ml;
 382                                         totsel++;
 383                                 }
 384                                 ml= ml->next;
 385                         }
 386                 }
 387                 else if(obedit->type==OB_LATTICE) {
 388                         BPoint *bp;
 389                         Lattice *lt= obedit->data;
 390
 391                         bp= lt->editlatt->def;
 392
 393                         a= lt->editlatt->pntsu*lt->editlatt->pntsv*lt->editlatt->pntsw;
 394                         while(a--) {
 395                                 if(bp->f1 & SELECT) {
 396                                         calc_tw_center(scene, bp->vec);
 397                                         totsel++;
 398                                 }
 399                                 bp++;
 400                         }
 401                 }
 402
 403                 /* selection center */
 404                 if(totsel) {
 405                         mul_v3_fl(scene->twcent, 1.0f/(float)totsel);   // centroid!
 406                         mul_m4_v3(obedit->obmat, scene->twcent);
 407                         mul_m4_v3(obedit->obmat, scene->twmin);
 408                         mul_m4_v3(obedit->obmat, scene->twmax);
 409                 }
 410         }
 411         else if(ob && (ob->mode & OB_MODE_POSE)) {
 412                 bPoseChannel *pchan;
 413                 int mode = TFM_ROTATION; // mislead counting bones... bah. We don't know the manipulator mode, could be mixed
 414
 415                 if((ob->lay & v3d->lay)==0) return 0;
 416
 417                 totsel = count_set_pose_transflags(&mode, 0, ob);
 418
 419                 if(totsel) {
 420                         /* use channels to get stats */
 421                         for(pchan= ob->pose->chanbase.first; pchan; pchan= pchan->next) {
 422                                 stats_pose(scene, v3d, pchan);
 423                         }
 424
 425                         mul_v3_fl(scene->twcent, 1.0f/(float)totsel);   // centroid!
 426                         mul_m4_v3(ob->obmat, scene->twcent);
 427                         mul_m4_v3(ob->obmat, scene->twmin);
 428                         mul_m4_v3(ob->obmat, scene->twmax);
 429                 }
 430         }
 431         else if(ob && (ob->mode & (OB_MODE_SCULPT|OB_MODE_VERTEX_PAINT|OB_MODE_WEIGHT_PAINT|OB_MODE_TEXTURE_PAINT))) {
 432                 ;
 433         }
 434         else if(ob && ob->mode & OB_MODE_PARTICLE_EDIT) {
 435                 PTCacheEdit *edit= PE_get_current(scene, ob);
 436                 PTCacheEditPoint *point;
 437                 PTCacheEditKey *ek;
 438                 int k;
 439
 440                 if(edit) {
 441                         point = edit->points;
 442                         for(a=0; a<edit->totpoint; a++,point++) {
 443                                 if(point->flag & PEP_HIDE) continue;
 444
 445                                 for(k=0, ek=point->keys; k<point->totkey; k++, ek++) {
 446                                         if(ek->flag & PEK_SELECT) {
 447                                                 calc_tw_center(scene, ek->flag & PEK_USE_WCO ? ek->world_co : ek->co);
 448                                                 totsel++;
 449                                         }
 450                                 }
 451                         }
 452
 453                         /* selection center */
 454                         if(totsel)
 455                                 mul_v3_fl(scene->twcent, 1.0f/(float)totsel);   // centroid!
 456                 }
 457         }
 458         else {
 459
 460                 /* we need the one selected object, if its not active */
 461                 ob= OBACT;
 462                 if(ob && !(ob->flag & SELECT)) ob= NULL;
 463
 464                 for(base= scene->base.first; base; base= base->next) {
 465                         if TESTBASELIB(scene, base) {
 466                                 if(ob==NULL)
 467                                         ob= base->object;
 468                                 calc_tw_center(scene, base->object->obmat[3]);
 469                                 protectflag_to_drawflags(base->object->protectflag, &v3d->twdrawflag);
 470                                 totsel++;
 471                         }
 472                 }
 473
 474                 /* selection center */
 475                 if(totsel) {
 476                         mul_v3_fl(scene->twcent, 1.0f/(float)totsel);   // centroid!
 477                 }
 478         }
 479
 480         /* global, local or normal orientation? */
 481         if(ob && totsel) {
 482
 483                 switch(v3d->twmode) {
 484
 485                 case V3D_MANIP_GLOBAL:
 486                         break; /* nothing to do */
 487
 488                 case V3D_MANIP_GIMBAL:
 489                 {
 490                         float mat[3][3];
 491                         if (gimbal_axis(ob, mat)) {
 492                                 copy_m4_m3(rv3d->twmat, mat);
 493                                 break;
 494                         }
 495                         /* if not gimbal, fall through to normal */
 496                 }
 497                 case V3D_MANIP_NORMAL:
 498                         if(obedit || ob->mode & OB_MODE_POSE) {
 499                                 float mat[3][3];
 500                                 ED_getTransformOrientationMatrix(C, mat, (v3d->around == V3D_ACTIVE));
 501                                 copy_m4_m3(rv3d->twmat, mat);
 502                                 break;
 503                         }
 504                         /* no break we define 'normal' as 'local' in Object mode */
 505                 case V3D_MANIP_LOCAL:
 506                         copy_m4_m4(rv3d->twmat, ob->obmat);
 507                         normalize_m4(rv3d->twmat);
 508                         break;
 509
 510                 case V3D_MANIP_VIEW:
 511                         {
 512                                 float mat[3][3];
 513                                 copy_m3_m4(mat, rv3d->viewinv);
 514                                 normalize_m3(mat);
 515                                 copy_m4_m3(rv3d->twmat, mat);
 516                         }
 517                         break;
 518                 default: /* V3D_MANIP_CUSTOM */
 519                         {
 520                                 float mat[3][3];
 521                                 applyTransformOrientation(C, mat, NULL);
 522                                 copy_m4_m3(rv3d->twmat, mat);
 523                                 break;
 524                         }
 525                 }
 526
 527         }
 528
 529         return totsel;
 530 }
 531
 532 /* ******************** DRAWING STUFFIES *********** */
 533
 534 static float screen_aligned(RegionView3D *rv3d, float mat[][4])
 535 {
 536         float vec[3], size;
 537
 538         VECCOPY(vec, mat[0]);
 539         size= normalize_v3(vec);
 540
 541         glTranslatef(mat[3][0], mat[3][1], mat[3][2]);
 542
 543         /* sets view screen aligned */
 544         glRotatef( -360.0f*saacos(rv3d->viewquat[0])/(float)M_PI, rv3d->viewquat[1], rv3d->viewquat[2], rv3d->viewquat[3]);
 545
 546         return size;
 547 }
 548
 549
 550 /* radring = radius of donut rings
 551    radhole = radius hole
 552    start = starting segment (based on nrings)
 553    end   = end segment
 554    nsides = amount of points in ring
 555    nrigns = amount of rings
 556 */
 557 static void partial_donut(float radring, float radhole, int start, int end, int nsides, int nrings)
 558 {
 559         float theta, phi, theta1;
 560         float cos_theta, sin_theta;
 561         float cos_theta1, sin_theta1;
 562         float ring_delta, side_delta;
 563         int i, j, docaps= 1;
 564
 565         if(start==0 && end==nrings) docaps= 0;
 566
 567         ring_delta= 2.0f*(float)M_PI/(float)nrings;
 568         side_delta= 2.0f*(float)M_PI/(float)nsides;
 569
 570         theta= (float)M_PI+0.5f*ring_delta;
 571         cos_theta= (float)cos(theta);
 572         sin_theta= (float)sin(theta);
 573
 574         for(i= nrings - 1; i >= 0; i--) {
 575                 theta1= theta + ring_delta;
 576                 cos_theta1= (float)cos(theta1);
 577                 sin_theta1= (float)sin(theta1);
 578
 579                 if(docaps && i==start) {        // cap
 580                         glBegin(GL_POLYGON);
 581                         phi= 0.0;
 582                         for(j= nsides; j >= 0; j--) {
 583                                 float cos_phi, sin_phi, dist;
 584
 585                                 phi += side_delta;
 586                                 cos_phi= (float)cos(phi);
 587                                 sin_phi= (float)sin(phi);
 588                                 dist= radhole + radring * cos_phi;
 589
 590                                 glVertex3f(cos_theta1 * dist, -sin_theta1 * dist,  radring * sin_phi);
 591                         }
 592                         glEnd();
 593                 }
 594                 if(i>=start && i<=end) {
 595                         glBegin(GL_QUAD_STRIP);
 596                         phi= 0.0;
 597                         for(j= nsides; j >= 0; j--) {
 598                                 float cos_phi, sin_phi, dist;
 599
 600                                 phi += side_delta;
 601                                 cos_phi= (float)cos(phi);
 602                                 sin_phi= (float)sin(phi);
 603                                 dist= radhole + radring * cos_phi;
 604
 605                                 glVertex3f(cos_theta1 * dist, -sin_theta1 * dist, radring * sin_phi);
 606                                 glVertex3f(cos_theta * dist, -sin_theta * dist,  radring * sin_phi);
 607                         }
 608                         glEnd();
 609                 }
 610
 611                 if(docaps && i==end) {  // cap
 612                         glBegin(GL_POLYGON);
 613                         phi= 0.0;
 614                         for(j= nsides; j >= 0; j--) {
 615                                 float cos_phi, sin_phi, dist;
 616
 617                                 phi -= side_delta;
 618                                 cos_phi= (float)cos(phi);
 619                                 sin_phi= (float)sin(phi);
 620                                 dist= radhole + radring * cos_phi;
 621
 622                                 glVertex3f(cos_theta * dist, -sin_theta * dist,  radring * sin_phi);
 623                         }
 624                         glEnd();
 625                 }
 626
 627
 628                 theta= theta1;
 629                 cos_theta= cos_theta1;
 630                 sin_theta= sin_theta1;
 631         }
 632 }
 633
 634 /* three colors can be set;
 635    grey for ghosting
 636    moving: in transform theme color
 637    else the red/green/blue
 638 */
 639 static void manipulator_setcolor(View3D *v3d, char axis, int colcode)
 640 {
 641         float vec[4];
 642         char col[4];
 643
 644         vec[3]= 0.7f; // alpha set on 0.5, can be glEnabled or not
 645
 646         if(colcode==MAN_GHOST) {
 647                 glColor4ub(0, 0, 0, 70);
 648         }
 649         else if(colcode==MAN_MOVECOL) {
 650                 UI_GetThemeColor3ubv(TH_TRANSFORM, col);
 651                 glColor4ub(col[0], col[1], col[2], 128);
 652         }
 653         else {
 654                 switch(axis) {
 655                 case 'c':
 656                         UI_GetThemeColor3ubv(TH_TRANSFORM, col);
 657                         if(v3d->twmode == V3D_MANIP_LOCAL) {
 658                                 col[0]= col[0]>200?255:col[0]+55;
 659                                 col[1]= col[1]>200?255:col[1]+55;
 660                                 col[2]= col[2]>200?255:col[2]+55;
 661                         }
 662                         else if(v3d->twmode == V3D_MANIP_NORMAL) {
 663                                 col[0]= col[0]<55?0:col[0]-55;
 664                                 col[1]= col[1]<55?0:col[1]-55;
 665                                 col[2]= col[2]<55?0:col[2]-55;
 666                         }
 667                         glColor4ub(col[0], col[1], col[2], 128);
 668                         break;
 669                 case 'x':
 670                         glColor4ub(220, 0, 0, 128);
 671                         break;
 672                 case 'y':
 673                         glColor4ub(0, 220, 0, 128);
 674                         break;
 675                 case 'z':
 676                         glColor4ub(30, 30, 220, 128);
 677                         break;
 678                 }
 679         }
 680 }
 681
 682 /* viewmatrix should have been set OK, also no shademode! */
 683 static void draw_manipulator_axes(View3D *v3d, int colcode, int flagx, int flagy, int flagz)
 684 {
 685
 686         /* axes */
 687         if(flagx) {
 688                 manipulator_setcolor(v3d, 'x', colcode);
 689                 if(flagx & MAN_SCALE_X) glLoadName(MAN_SCALE_X);
 690                 else if(flagx & MAN_TRANS_X) glLoadName(MAN_TRANS_X);
 691                 glBegin(GL_LINES);
 692                 glVertex3f(0.2f, 0.0f, 0.0f);
 693                 glVertex3f(1.0f, 0.0f, 0.0f);
 694                 glEnd();
 695         }
 696         if(flagy) {
 697                 if(flagy & MAN_SCALE_Y) glLoadName(MAN_SCALE_Y);
 698                 else if(flagy & MAN_TRANS_Y) glLoadName(MAN_TRANS_Y);
 699                 manipulator_setcolor(v3d, 'y', colcode);
 700                 glBegin(GL_LINES);
 701                 glVertex3f(0.0f, 0.2f, 0.0f);
 702                 glVertex3f(0.0f, 1.0f, 0.0f);
 703                 glEnd();
 704         }
 705         if(flagz) {
 706                 if(flagz & MAN_SCALE_Z) glLoadName(MAN_SCALE_Z);
 707                 else if(flagz & MAN_TRANS_Z) glLoadName(MAN_TRANS_Z);
 708                 manipulator_setcolor(v3d, 'z', colcode);
 709                 glBegin(GL_LINES);
 710                 glVertex3f(0.0f, 0.0f, 0.2f);
 711                 glVertex3f(0.0f, 0.0f, 1.0f);
 712                 glEnd();
 713         }
 714 }
 715
 716 static void preOrtho(int ortho, float twmat[][4], int axis)
 717 {
 718         if (ortho == 0) {
 719                 float omat[4][4];
 720                 copy_m4_m4(omat, twmat);
 721                 orthogonalize_m4(omat, axis);
 722                 glPushMatrix();
 723                 wmMultMatrix(omat);
 724         }
 725 }
 726
 727 static void preOrthoFront(int ortho, float twmat[][4], int axis)
 728 {
 729         if (ortho == 0) {
 730                 float omat[4][4];
 731                 copy_m4_m4(omat, twmat);
 732                 orthogonalize_m4(omat, axis);
 733                 glPushMatrix();
 734                 wmMultMatrix(omat);
 735                 glFrontFace( is_mat4_flipped(omat)?GL_CW:GL_CCW);
 736         }
 737 }
 738
 739 static void postOrtho(int ortho)
 740 {
 741         if (ortho == 0) {
 742                 glPopMatrix();
 743         }
 744 }
 745
 746 /* only called while G.moving */
 747 static void draw_manipulator_rotate_ghost(View3D *v3d, RegionView3D *rv3d, int drawflags)
 748 {
 749         GLUquadricObj *qobj;
 750         float size, phi, startphi, vec[3], svec[3], matt[4][4], cross[3], tmat[3][3];
 751         int arcs= (G.rt!=2);
 752         int ortho;
 753
 754         glDisable(GL_DEPTH_TEST);
 755
 756         qobj= gluNewQuadric();
 757         gluQuadricDrawStyle(qobj, GLU_FILL);
 758
 759         glColor4ub(0,0,0,64);
 760         glBlendFunc(GL_SRC_ALPHA,GL_ONE_MINUS_SRC_ALPHA);
 761         glEnable(GL_BLEND);
 762
 763         /* we need both [4][4] transforms, t->mat seems to be premul, not post for mat[][4] */
 764         copy_m4_m4(matt, rv3d->twmat); // to copy the parts outside of [3][3]
 765 // XXX  mul_m4_m3m4(matt, t->mat, rv3d->twmat);
 766
 767         /* Screen aligned view rot circle */
 768         if(drawflags & MAN_ROT_V) {
 769
 770                 /* prepare for screen aligned draw */
 771                 glPushMatrix();
 772                 size= screen_aligned(rv3d, rv3d->twmat);
 773
 774                 vec[0]= 0; // XXX (float)(t->con.imval[0] - t->center2d[0]);
 775                 vec[1]= 0; // XXX (float)(t->con.imval[1] - t->center2d[1]);
 776                 vec[2]= 0.0f;
 777                 normalize_v3(vec);
 778
 779                 startphi= saacos( vec[1] );
 780                 if(vec[0]<0.0) startphi= -startphi;
 781
 782                 phi= 0; // XXX (float)fmod(180.0*t->val/M_PI, 360.0);
 783                 if(phi > 180.0) phi-= 360.0;
 784                 else if(phi<-180.0) phi+= 360.0;
 785
 786                 gluPartialDisk(qobj, 0.0, size, 32, 1, 180.0*startphi/M_PI, phi);
 787
 788                 glPopMatrix();
 789         }
 790         else if(arcs) {
 791                 float imat[3][3], ivmat[3][3];
 792                 /* try to get the start rotation */
 793
 794                 svec[0]= 0; // XXX (float)(t->con.imval[0] - t->center2d[0]);
 795                 svec[1]= 0; // XXX (float)(t->con.imval[1] - t->center2d[1]);
 796                 svec[2]= 0.0f;
 797
 798                 /* screen aligned vec transform back to manipulator space */
 799                 copy_m3_m4(ivmat, rv3d->viewinv);
 800                 copy_m3_m4(tmat, rv3d->twmat);
 801                 invert_m3_m3(imat, tmat);
 802                 mul_m3_m3m3(tmat, imat, ivmat);
 803
 804                 mul_m3_v3(tmat, svec);  // tmat is used further on
 805                 normalize_v3(svec);
 806         }
 807
 808         ortho = is_orthogonal_m4(rv3d->twmat);
 809
 810         if (ortho) {
 811                 wmMultMatrix(rv3d->twmat);      // aligns with original widget
 812         }
 813
 814
 815         /* Z disk */
 816         if(drawflags & MAN_ROT_Z) {
 817                 preOrtho(ortho, rv3d->twmat, 2);
 818
 819                 if(arcs) {
 820                         /* correct for squeezed arc */
 821                         svec[0]+= tmat[2][0];
 822                         svec[1]+= tmat[2][1];
 823                         normalize_v3(svec);
 824
 825                         startphi= (float)atan2(svec[0], svec[1]);
 826                 }
 827                 else startphi= 0.5f*(float)M_PI;
 828
 829                 VECCOPY(vec, rv3d->twmat[0]);   // use x axis to detect rotation
 830                 normalize_v3(vec);
 831                 normalize_v3(matt[0]);
 832                 phi= saacos( dot_v3v3(vec, matt[0]) );
 833                 if(phi!=0.0) {
 834                         cross_v3_v3v3(cross, vec, matt[0]);     // results in z vector
 835                         if(dot_v3v3(cross, rv3d->twmat[2]) > 0.0) phi= -phi;
 836                         gluPartialDisk(qobj, 0.0, 1.0, 32, 1, 180.0*startphi/M_PI, 180.0*(phi)/M_PI);
 837                 }
 838
 839                 postOrtho(ortho);
 840         }
 841         /* X disk */
 842         if(drawflags & MAN_ROT_X) {
 843                 preOrtho(ortho, rv3d->twmat, 0);
 844
 845                 if(arcs) {
 846                         /* correct for squeezed arc */
 847                         svec[1]+= tmat[2][1];
 848                         svec[2]+= tmat[2][2];
 849                         normalize_v3(svec);
 850
 851                         startphi= (float)(M_PI + atan2(svec[2], -svec[1]));
 852                 }
 853                 else startphi= 0.0f;
 854
 855                 VECCOPY(vec, rv3d->twmat[1]);   // use y axis to detect rotation
 856                 normalize_v3(vec);
 857                 normalize_v3(matt[1]);
 858                 phi= saacos( dot_v3v3(vec, matt[1]) );
 859                 if(phi!=0.0) {
 860                         cross_v3_v3v3(cross, vec, matt[1]);     // results in x vector
 861                         if(dot_v3v3(cross, rv3d->twmat[0]) > 0.0) phi= -phi;
 862                         glRotatef(90.0, 0.0, 1.0, 0.0);
 863                         gluPartialDisk(qobj, 0.0, 1.0, 32, 1, 180.0*startphi/M_PI, 180.0*phi/M_PI);
 864                         glRotatef(-90.0, 0.0, 1.0, 0.0);
 865                 }
 866
 867                 postOrtho(ortho);
 868         }
 869         /* Y circle */
 870         if(drawflags & MAN_ROT_Y) {
 871                 preOrtho(ortho, rv3d->twmat, 1);
 872
 873                 if(arcs) {
 874                         /* correct for squeezed arc */
 875                         svec[0]+= tmat[2][0];
 876                         svec[2]+= tmat[2][2];
 877                         normalize_v3(svec);
 878
 879                         startphi= (float)(M_PI + atan2(-svec[0], svec[2]));
 880                 }
 881                 else startphi= (float)M_PI;
 882
 883                 VECCOPY(vec, rv3d->twmat[2]);   // use z axis to detect rotation
 884                 normalize_v3(vec);
 885                 normalize_v3(matt[2]);
 886                 phi= saacos( dot_v3v3(vec, matt[2]) );
 887                 if(phi!=0.0) {
 888                         cross_v3_v3v3(cross, vec, matt[2]);     // results in y vector
 889                         if(dot_v3v3(cross, rv3d->twmat[1]) > 0.0) phi= -phi;
 890                         glRotatef(-90.0, 1.0, 0.0, 0.0);
 891                         gluPartialDisk(qobj, 0.0, 1.0, 32, 1, 180.0*startphi/M_PI, 180.0*phi/M_PI);
 892                         glRotatef(90.0, 1.0, 0.0, 0.0);
 893                 }
 894
 895                 postOrtho(ortho);
 896         }
 897
 898         glDisable(GL_BLEND);
 899         wmLoadMatrix(rv3d->viewmat);
 900 }
 901
 902 static void draw_manipulator_rotate(View3D *v3d, RegionView3D *rv3d, int moving, int drawflags, int combo)
 903 {
 904         GLUquadricObj *qobj;
 905         double plane[4];
 906         float matt[4][4];
 907         float size, vec[3], unitmat[4][4];
 908         float cywid= 0.33f*0.01f*(float)U.tw_handlesize;
 909         float cusize= cywid*0.65f;
 910         int arcs= (G.rt!=2);
 911         int colcode;
 912         int ortho;
 913
 914         if(moving) colcode= MAN_MOVECOL;
 915         else colcode= MAN_RGB;
 916
 917         /* when called while moving in mixed mode, do not draw when... */
 918         if((drawflags & MAN_ROT_C)==0) return;
 919
 920         /* Init stuff */
 921         glDisable(GL_DEPTH_TEST);
 922         unit_m4(unitmat);
 923
 924         qobj= gluNewQuadric();
 925         gluQuadricDrawStyle(qobj, GLU_FILL);
 926
 927         /* prepare for screen aligned draw */
 928         VECCOPY(vec, rv3d->twmat[0]);
 929         size= normalize_v3(vec);
 930         glPushMatrix();
 931         glTranslatef(rv3d->twmat[3][0], rv3d->twmat[3][1], rv3d->twmat[3][2]);
 932
 933         if(arcs) {
 934                 /* clipplane makes nice handles, calc here because of multmatrix but with translate! */
 935                 VECCOPY(plane, rv3d->viewinv[2]);
 936                 plane[3]= -0.02*size; // clip just a bit more
 937                 glClipPlane(GL_CLIP_PLANE0, plane);
 938         }
 939         /* sets view screen aligned */
 940         glRotatef( -360.0f*saacos(rv3d->viewquat[0])/(float)M_PI, rv3d->viewquat[1], rv3d->viewquat[2], rv3d->viewquat[3]);
 941
 942         /* Screen aligned help circle */
 943         if(arcs) {
 944                 if((G.f & G_PICKSEL)==0) {
 945                         UI_ThemeColorShade(TH_BACK, -30);
 946                         drawcircball(GL_LINE_LOOP, unitmat[3], size, unitmat);
 947                 }
 948         }
 949
 950         /* Screen aligned trackball rot circle */
 951         if(drawflags & MAN_ROT_T) {
 952                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_T);
 953
 954                 UI_ThemeColor(TH_TRANSFORM);
 955                 drawcircball(GL_LINE_LOOP, unitmat[3], 0.2f*size, unitmat);
 956         }
 957
 958         /* Screen aligned view rot circle */
 959         if(drawflags & MAN_ROT_V) {
 960                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_V);
 961                 UI_ThemeColor(TH_TRANSFORM);
 962                 drawcircball(GL_LINE_LOOP, unitmat[3], 1.2f*size, unitmat);
 963
 964                 if(moving) {
 965                         float vec[3];
 966                         vec[0]= 0; // XXX (float)(t->imval[0] - t->center2d[0]);
 967                         vec[1]= 0; // XXX (float)(t->imval[1] - t->center2d[1]);
 968                         vec[2]= 0.0f;
 969                         normalize_v3(vec);
 970                         mul_v3_fl(vec, 1.2f*size);
 971                         glBegin(GL_LINES);
 972                         glVertex3f(0.0f, 0.0f, 0.0f);
 973                         glVertex3fv(vec);
 974                         glEnd();
 975                 }
 976         }
 977         glPopMatrix();
 978
 979
 980         ortho = is_orthogonal_m4(rv3d->twmat);
 981
 982         /* apply the transform delta */
 983         if(moving) {
 984                 copy_m4_m4(matt, rv3d->twmat); // to copy the parts outside of [3][3]
 985                 // XXX mul_m4_m3m4(matt, t->mat, rv3d->twmat);
 986                 if (ortho) {
 987                         wmMultMatrix(matt);
 988                         glFrontFace( is_mat4_flipped(matt)?GL_CW:GL_CCW);
 989                 }
 990         }
 991         else {
 992                 if (ortho) {
 993                         glFrontFace( is_mat4_flipped(rv3d->twmat)?GL_CW:GL_CCW);
 994                         wmMultMatrix(rv3d->twmat);
 995                 }
 996         }
 997
 998         /* axes */
 999         if(arcs==0) {
1000                 if(!(G.f & G_PICKSEL)) {
1001                         if( (combo & V3D_MANIP_SCALE)==0) {
1002                                 /* axis */
1003                                 if( (drawflags & MAN_ROT_X) || (moving && (drawflags & MAN_ROT_Z)) ) {
1004                                         preOrthoFront(ortho, rv3d->twmat, 2);
1005                                         manipulator_setcolor(v3d, 'x', colcode);
1006                                         glBegin(GL_LINES);
1007                                         glVertex3f(0.2f, 0.0f, 0.0f);
1008                                         glVertex3f(1.0f, 0.0f, 0.0f);
1009                                         glEnd();
1010                                         postOrtho(ortho);
1011                                 }
1012                                 if( (drawflags & MAN_ROT_Y) || (moving && (drawflags & MAN_ROT_X)) ) {
1013                                         preOrthoFront(ortho, rv3d->twmat, 0);
1014                                         manipulator_setcolor(v3d, 'y', colcode);
1015                                         glBegin(GL_LINES);
1016                                         glVertex3f(0.0f, 0.2f, 0.0f);
1017                                         glVertex3f(0.0f, 1.0f, 0.0f);
1018                                         glEnd();
1019                                         postOrtho(ortho);
1020                                 }
1021                                 if( (drawflags & MAN_ROT_Z) || (moving && (drawflags & MAN_ROT_Y)) ) {
1022                                         preOrthoFront(ortho, rv3d->twmat, 1);
1023                                         manipulator_setcolor(v3d, 'z', colcode);
1024                                         glBegin(GL_LINES);
1025                                         glVertex3f(0.0f, 0.0f, 0.2f);
1026                                         glVertex3f(0.0f, 0.0f, 1.0f);
1027                                         glEnd();
1028                                         postOrtho(ortho);
1029                                 }
1030                         }
1031                 }
1032         }
1033
1034         if(arcs==0 && moving) {
1035
1036                 /* Z circle */
1037                 if(drawflags & MAN_ROT_Z) {
1038                         preOrthoFront(ortho, matt, 2);
1039                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Z);
1040                         manipulator_setcolor(v3d, 'z', colcode);
1041                         drawcircball(GL_LINE_LOOP, unitmat[3], 1.0, unitmat);
1042                         postOrtho(ortho);
1043                 }
1044                 /* X circle */
1045                 if(drawflags & MAN_ROT_X) {
1046                         preOrthoFront(ortho, matt, 0);
1047                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_X);
1048                         glRotatef(90.0, 0.0, 1.0, 0.0);
1049                         manipulator_setcolor(v3d, 'x', colcode);
1050                         drawcircball(GL_LINE_LOOP, unitmat[3], 1.0, unitmat);
1051                         glRotatef(-90.0, 0.0, 1.0, 0.0);
1052                         postOrtho(ortho);
1053                 }
1054                 /* Y circle */
1055                 if(drawflags & MAN_ROT_Y) {
1056                         preOrthoFront(ortho, matt, 1);
1057                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Y);
1058                         glRotatef(-90.0, 1.0, 0.0, 0.0);
1059                         manipulator_setcolor(v3d, 'y', colcode);
1060                         drawcircball(GL_LINE_LOOP, unitmat[3], 1.0, unitmat);
1061                         glRotatef(90.0, 1.0, 0.0, 0.0);
1062                         postOrtho(ortho);
1063                 }
1064
1065                 if(arcs) glDisable(GL_CLIP_PLANE0);
1066         }
1067         // donut arcs
1068         if(arcs) {
1069                 glEnable(GL_CLIP_PLANE0);
1070
1071                 /* Z circle */
1072                 if(drawflags & MAN_ROT_Z) {
1073                         preOrthoFront(ortho, rv3d->twmat, 2);
1074                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Z);
1075                         manipulator_setcolor(v3d, 'z', colcode);
1076                         partial_donut(cusize/4.0f, 1.0f, 0, 48, 8, 48);
1077                         postOrtho(ortho);
1078                 }
1079                 /* X circle */
1080                 if(drawflags & MAN_ROT_X) {
1081                         preOrthoFront(ortho, rv3d->twmat, 0);
1082                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_X);
1083                         glRotatef(90.0, 0.0, 1.0, 0.0);
1084                         manipulator_setcolor(v3d, 'x', colcode);
1085                         partial_donut(cusize/4.0f, 1.0f, 0, 48, 8, 48);
1086                         glRotatef(-90.0, 0.0, 1.0, 0.0);
1087                         postOrtho(ortho);
1088                 }
1089                 /* Y circle */
1090                 if(drawflags & MAN_ROT_Y) {
1091                         preOrthoFront(ortho, rv3d->twmat, 1);
1092                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Y);
1093                         glRotatef(-90.0, 1.0, 0.0, 0.0);
1094                         manipulator_setcolor(v3d, 'y', colcode);
1095                         partial_donut(cusize/4.0f, 1.0f, 0, 48, 8, 48);
1096                         glRotatef(90.0, 1.0, 0.0, 0.0);
1097                         postOrtho(ortho);
1098                 }
1099
1100                 glDisable(GL_CLIP_PLANE0);
1101         }
1102
1103         if(arcs==0) {
1104
1105                 /* Z handle on X axis */
1106                 if(drawflags & MAN_ROT_Z) {
1107                         preOrthoFront(ortho, rv3d->twmat, 2);
1108                         glPushMatrix();
1109                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Z);
1110                         manipulator_setcolor(v3d, 'z', colcode);
1111
1112                         partial_donut(0.7f*cusize, 1.0f, 31, 33, 8, 64);
1113
1114                         glPopMatrix();
1115                         postOrtho(ortho);
1116                 }
1117
1118                 /* Y handle on X axis */
1119                 if(drawflags & MAN_ROT_Y) {
1120                         preOrthoFront(ortho, rv3d->twmat, 1);
1121                         glPushMatrix();
1122                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Y);
1123                         manipulator_setcolor(v3d, 'y', colcode);
1124
1125                         glRotatef(90.0, 1.0, 0.0, 0.0);
1126                         glRotatef(90.0, 0.0, 0.0, 1.0);
1127                         partial_donut(0.7f*cusize, 1.0f, 31, 33, 8, 64);
1128
1129                         glPopMatrix();
1130                         postOrtho(ortho);
1131                 }
1132
1133                 /* X handle on Z axis */
1134                 if(drawflags & MAN_ROT_X) {
1135                         preOrthoFront(ortho, rv3d->twmat, 0);
1136                         glPushMatrix();
1137                         if(G.f & G_PICKSEL) glLoadName(MAN_ROT_X);
1138                         manipulator_setcolor(v3d, 'x', colcode);
1139
1140                         glRotatef(-90.0, 0.0, 1.0, 0.0);
1141                         glRotatef(90.0, 0.0, 0.0, 1.0);
1142                         partial_donut(0.7f*cusize, 1.0f, 31, 33, 8, 64);
1143
1144                         glPopMatrix();
1145                         postOrtho(ortho);
1146                 }
1147
1148         }
1149
1150         /* restore */
1151         wmLoadMatrix(rv3d->viewmat);
1152         gluDeleteQuadric(qobj);
1153         if(v3d->zbuf) glEnable(GL_DEPTH_TEST);
1154
1155 }
1156
1157 static void drawsolidcube(float size)
1158 {
1159         static float cube[8][3] = {
1160         {-1.0, -1.0, -1.0},
1161         {-1.0, -1.0,  1.0},
1162         {-1.0,  1.0,  1.0},
1163         {-1.0,  1.0, -1.0},
1164         { 1.0, -1.0, -1.0},
1165         { 1.0, -1.0,  1.0},
1166         { 1.0,  1.0,  1.0},
1167         { 1.0,  1.0, -1.0},     };
1168         float n[3];
1169
1170         glPushMatrix();
1171         glScalef(size, size, size);
1172
1173         n[0]=0; n[1]=0; n[2]=0;
1174         glBegin(GL_QUADS);
1175         n[0]= -1.0;
1176         glNormal3fv(n);
1177         glVertex3fv(cube[0]); glVertex3fv(cube[1]); glVertex3fv(cube[2]); glVertex3fv(cube[3]);
1178         n[0]=0;
1179         glEnd();
1180
1181         glBegin(GL_QUADS);
1182         n[1]= -1.0;
1183         glNormal3fv(n);
1184         glVertex3fv(cube[0]); glVertex3fv(cube[4]); glVertex3fv(cube[5]); glVertex3fv(cube[1]);
1185         n[1]=0;
1186         glEnd();
1187
1188         glBegin(GL_QUADS);
1189         n[0]= 1.0;
1190         glNormal3fv(n);
1191         glVertex3fv(cube[4]); glVertex3fv(cube[7]); glVertex3fv(cube[6]); glVertex3fv(cube[5]);
1192         n[0]=0;
1193         glEnd();
1194
1195         glBegin(GL_QUADS);
1196         n[1]= 1.0;
1197         glNormal3fv(n);
1198         glVertex3fv(cube[7]); glVertex3fv(cube[3]); glVertex3fv(cube[2]); glVertex3fv(cube[6]);
1199         n[1]=0;
1200         glEnd();
1201
1202         glBegin(GL_QUADS);
1203         n[2]= 1.0;
1204         glNormal3fv(n);
1205         glVertex3fv(cube[1]); glVertex3fv(cube[5]); glVertex3fv(cube[6]); glVertex3fv(cube[2]);
1206         n[2]=0;
1207         glEnd();
1208
1209         glBegin(GL_QUADS);
1210         n[2]= -1.0;
1211         glNormal3fv(n);
1212         glVertex3fv(cube[7]); glVertex3fv(cube[4]); glVertex3fv(cube[0]); glVertex3fv(cube[3]);
1213         glEnd();
1214
1215         glPopMatrix();
1216 }
1217
1218
1219 static void draw_manipulator_scale(View3D *v3d, RegionView3D *rv3d, int moving, int drawflags, int combo, int colcode)
1220 {
1221         float cywid= 0.25f*0.01f*(float)U.tw_handlesize;
1222         float cusize= cywid*0.75f, dz;
1223
1224         /* when called while moving in mixed mode, do not draw when... */
1225         if((drawflags & MAN_SCALE_C)==0) return;
1226
1227         glDisable(GL_DEPTH_TEST);
1228
1229         /* not in combo mode */
1230         if( (combo & (V3D_MANIP_TRANSLATE|V3D_MANIP_ROTATE))==0) {
1231                 float size, unitmat[4][4];
1232                 int shift= 0; // XXX
1233
1234                 /* center circle, do not add to selection when shift is pressed (planar constraint)  */
1235                 if( (G.f & G_PICKSEL) && shift==0) glLoadName(MAN_SCALE_C);
1236
1237                 manipulator_setcolor(v3d, 'c', colcode);
1238                 glPushMatrix();
1239                 size= screen_aligned(rv3d, rv3d->twmat);
1240                 unit_m4(unitmat);
1241                 drawcircball(GL_LINE_LOOP, unitmat[3], 0.2f*size, unitmat);
1242                 glPopMatrix();
1243
1244                 dz= 1.0;
1245         }
1246         else dz= 1.0f-4.0f*cusize;
1247
1248         if(moving) {
1249                 float matt[4][4];
1250
1251                 copy_m4_m4(matt, rv3d->twmat); // to copy the parts outside of [3][3]
1252                 // XXX mul_m4_m3m4(matt, t->mat, rv3d->twmat);
1253                 wmMultMatrix(matt);
1254                 glFrontFace( is_mat4_flipped(matt)?GL_CW:GL_CCW);
1255         }
1256         else {
1257                 wmMultMatrix(rv3d->twmat);
1258                 glFrontFace( is_mat4_flipped(rv3d->twmat)?GL_CW:GL_CCW);
1259         }
1260
1261         /* axis */
1262
1263         /* in combo mode, this is always drawn as first type */
1264         draw_manipulator_axes(v3d, colcode, drawflags & MAN_SCALE_X, drawflags & MAN_SCALE_Y, drawflags & MAN_SCALE_Z);
1265
1266         /* Z cube */
1267         glTranslatef(0.0, 0.0, dz);
1268         if(drawflags & MAN_SCALE_Z) {
1269                 if(G.f & G_PICKSEL) glLoadName(MAN_SCALE_Z);
1270                 manipulator_setcolor(v3d, 'z', colcode);
1271                 drawsolidcube(cusize);
1272         }
1273         /* X cube */
1274         glTranslatef(dz, 0.0, -dz);
1275         if(drawflags & MAN_SCALE_X) {
1276                 if(G.f & G_PICKSEL) glLoadName(MAN_SCALE_X);
1277                 manipulator_setcolor(v3d, 'x', colcode);
1278                 drawsolidcube(cusize);
1279         }
1280         /* Y cube */
1281         glTranslatef(-dz, dz, 0.0);
1282         if(drawflags & MAN_SCALE_Y) {
1283                 if(G.f & G_PICKSEL) glLoadName(MAN_SCALE_Y);
1284                 manipulator_setcolor(v3d, 'y', colcode);
1285                 drawsolidcube(cusize);
1286         }
1287
1288         /* if shiftkey, center point as last, for selectbuffer order */
1289         if(G.f & G_PICKSEL) {
1290                 int shift= 0; // XXX
1291
1292                 if(shift) {
1293                         glTranslatef(0.0, -dz, 0.0);
1294                         glLoadName(MAN_SCALE_C);
1295                         glBegin(GL_POINTS);
1296                         glVertex3f(0.0, 0.0, 0.0);
1297                         glEnd();
1298                 }
1299         }
1300
1301         /* restore */
1302         wmLoadMatrix(rv3d->viewmat);
1303
1304         if(v3d->zbuf) glEnable(GL_DEPTH_TEST);
1305         glFrontFace(GL_CCW);
1306 }
1307
1308
1309 static void draw_cone(GLUquadricObj *qobj, float len, float width)
1310 {
1311         glTranslatef(0.0, 0.0, -0.5f*len);
1312         gluCylinder(qobj, width, 0.0, len, 8, 1);
1313         gluQuadricOrientation(qobj, GLU_INSIDE);
1314         gluDisk(qobj, 0.0, width, 8, 1);
1315         gluQuadricOrientation(qobj, GLU_OUTSIDE);
1316         glTranslatef(0.0, 0.0, 0.5f*len);
1317 }
1318
1319 static void draw_cylinder(GLUquadricObj *qobj, float len, float width)
1320 {
1321
1322         width*= 0.8f;   // just for beauty
1323
1324         glTranslatef(0.0, 0.0, -0.5f*len);
1325         gluCylinder(qobj, width, width, len, 8, 1);
1326         gluQuadricOrientation(qobj, GLU_INSIDE);
1327         gluDisk(qobj, 0.0, width, 8, 1);
1328         gluQuadricOrientation(qobj, GLU_OUTSIDE);
1329         glTranslatef(0.0, 0.0, len);
1330         gluDisk(qobj, 0.0, width, 8, 1);
1331         glTranslatef(0.0, 0.0, -0.5f*len);
1332 }
1333
1334
1335 static void draw_manipulator_translate(View3D *v3d, RegionView3D *rv3d, int moving, int drawflags, int combo, int colcode)
1336 {
1337         GLUquadricObj *qobj;
1338         float cylen= 0.01f*(float)U.tw_handlesize;
1339         float cywid= 0.25f*cylen, dz, size;
1340         float unitmat[4][4];
1341         int shift= 0; // XXX
1342
1343         /* when called while moving in mixed mode, do not draw when... */
1344         if((drawflags & MAN_TRANS_C)==0) return;
1345
1346         // XXX if(moving) glTranslatef(t->vec[0], t->vec[1], t->vec[2]);
1347         glDisable(GL_DEPTH_TEST);
1348
1349         qobj= gluNewQuadric();
1350         gluQuadricDrawStyle(qobj, GLU_FILL);
1351
1352         /* center circle, do not add to selection when shift is pressed (planar constraint) */
1353         if( (G.f & G_PICKSEL) && shift==0) glLoadName(MAN_TRANS_C);
1354
1355         manipulator_setcolor(v3d, 'c', colcode);
1356         glPushMatrix();
1357         size= screen_aligned(rv3d, rv3d->twmat);
1358         unit_m4(unitmat);
1359         drawcircball(GL_LINE_LOOP, unitmat[3], 0.2f*size, unitmat);
1360         glPopMatrix();
1361
1362         /* and now apply matrix, we move to local matrix drawing */
1363         wmMultMatrix(rv3d->twmat);
1364
1365         /* axis */
1366         glLoadName(-1);
1367
1368         // translate drawn as last, only axis when no combo with scale, or for ghosting
1369         if((combo & V3D_MANIP_SCALE)==0 || colcode==MAN_GHOST)
1370                 draw_manipulator_axes(v3d, colcode, drawflags & MAN_TRANS_X, drawflags & MAN_TRANS_Y, drawflags & MAN_TRANS_Z);
1371
1372
1373         /* offset in combo mode, for rotate a bit more */
1374         if(combo & (V3D_MANIP_ROTATE)) dz= 1.0f+2.0f*cylen;
1375         else if(combo & (V3D_MANIP_SCALE)) dz= 1.0f+0.5f*cylen;
1376         else dz= 1.0f;
1377
1378         /* Z Cone */
1379         glTranslatef(0.0, 0.0, dz);
1380         if(drawflags & MAN_TRANS_Z) {
1381                 if(G.f & G_PICKSEL) glLoadName(MAN_TRANS_Z);
1382                 manipulator_setcolor(v3d, 'z', colcode);
1383                 draw_cone(qobj, cylen, cywid);
1384         }
1385         /* X Cone */
1386         glTranslatef(dz, 0.0, -dz);
1387         if(drawflags & MAN_TRANS_X) {
1388                 if(G.f & G_PICKSEL) glLoadName(MAN_TRANS_X);
1389                 glRotatef(90.0, 0.0, 1.0, 0.0);
1390                 manipulator_setcolor(v3d, 'x', colcode);
1391                 draw_cone(qobj, cylen, cywid);
1392                 glRotatef(-90.0, 0.0, 1.0, 0.0);
1393         }
1394         /* Y Cone */
1395         glTranslatef(-dz, dz, 0.0);
1396         if(drawflags & MAN_TRANS_Y) {
1397                 if(G.f & G_PICKSEL) glLoadName(MAN_TRANS_Y);
1398                 glRotatef(-90.0, 1.0, 0.0, 0.0);
1399                 manipulator_setcolor(v3d, 'y', colcode);
1400                 draw_cone(qobj, cylen, cywid);
1401         }
1402
1403         gluDeleteQuadric(qobj);
1404         wmLoadMatrix(rv3d->viewmat);
1405
1406         if(v3d->zbuf) glEnable(GL_DEPTH_TEST);
1407
1408 }
1409
1410 static void draw_manipulator_rotate_cyl(View3D *v3d, RegionView3D *rv3d, int moving, int drawflags, int combo, int colcode)
1411 {
1412         GLUquadricObj *qobj;
1413         float size;
1414         float cylen= 0.01f*(float)U.tw_handlesize;
1415         float cywid= 0.25f*cylen;
1416
1417         /* when called while moving in mixed mode, do not draw when... */
1418         if((drawflags & MAN_ROT_C)==0) return;
1419
1420         /* prepare for screen aligned draw */
1421         glPushMatrix();
1422         size= screen_aligned(rv3d, rv3d->twmat);
1423
1424         glDisable(GL_DEPTH_TEST);
1425
1426         qobj= gluNewQuadric();
1427
1428         /* Screen aligned view rot circle */
1429         if(drawflags & MAN_ROT_V) {
1430                 float unitmat[4][4];
1431                 unit_m4(unitmat);
1432
1433                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_V);
1434                 UI_ThemeColor(TH_TRANSFORM);
1435                 drawcircball(GL_LINE_LOOP, unitmat[3], 1.2f*size, unitmat);
1436
1437                 if(moving) {
1438                         float vec[3];
1439                         vec[0]= 0; // XXX (float)(t->imval[0] - t->center2d[0]);
1440                         vec[1]= 0; // XXX (float)(t->imval[1] - t->center2d[1]);
1441                         vec[2]= 0.0f;
1442                         normalize_v3(vec);
1443                         mul_v3_fl(vec, 1.2f*size);
1444                         glBegin(GL_LINES);
1445                         glVertex3f(0.0, 0.0, 0.0);
1446                         glVertex3fv(vec);
1447                         glEnd();
1448                 }
1449         }
1450         glPopMatrix();
1451
1452         /* apply the transform delta */
1453         if(moving) {
1454                 float matt[4][4];
1455                 copy_m4_m4(matt, rv3d->twmat); // to copy the parts outside of [3][3]
1456                 // XXX          if (t->flag & T_USES_MANIPULATOR) {
1457                 // XXX                  mul_m4_m3m4(matt, t->mat, rv3d->twmat);
1458                 // XXX }
1459                 wmMultMatrix(matt);
1460         }
1461         else {
1462                 wmMultMatrix(rv3d->twmat);
1463         }
1464
1465         glFrontFace( is_mat4_flipped(rv3d->twmat)?GL_CW:GL_CCW);
1466
1467         /* axis */
1468         if( (G.f & G_PICKSEL)==0 ) {
1469
1470                 // only draw axis when combo didn't draw scale axes
1471                 if((combo & V3D_MANIP_SCALE)==0)
1472                         draw_manipulator_axes(v3d, colcode, drawflags & MAN_ROT_X, drawflags & MAN_ROT_Y, drawflags & MAN_ROT_Z);
1473
1474                 /* only has to be set when not in picking */
1475                 gluQuadricDrawStyle(qobj, GLU_FILL);
1476         }
1477
1478         /* Z cyl */
1479         glTranslatef(0.0, 0.0, 1.0);
1480         if(drawflags & MAN_ROT_Z) {
1481                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Z);
1482                 manipulator_setcolor(v3d, 'z', colcode);
1483                 draw_cylinder(qobj, cylen, cywid);
1484         }
1485         /* X cyl */
1486         glTranslatef(1.0, 0.0, -1.0);
1487         if(drawflags & MAN_ROT_X) {
1488                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_X);
1489                 glRotatef(90.0, 0.0, 1.0, 0.0);
1490                 manipulator_setcolor(v3d, 'x', colcode);
1491                 draw_cylinder(qobj, cylen, cywid);
1492                 glRotatef(-90.0, 0.0, 1.0, 0.0);
1493         }
1494         /* Y cylinder */
1495         glTranslatef(-1.0, 1.0, 0.0);
1496         if(drawflags & MAN_ROT_Y) {
1497                 if(G.f & G_PICKSEL) glLoadName(MAN_ROT_Y);
1498                 glRotatef(-90.0, 1.0, 0.0, 0.0);
1499                 manipulator_setcolor(v3d, 'y', colcode);
1500                 draw_cylinder(qobj, cylen, cywid);
1501         }
1502
1503         /* restore */
1504
1505         gluDeleteQuadric(qobj);
1506         wmLoadMatrix(rv3d->viewmat);
1507
1508         if(v3d->zbuf) glEnable(GL_DEPTH_TEST);
1509
1510 }
1511
1512
1513 /* ********************************************* */
1514
1515 static float get_manipulator_drawsize(ARegion *ar)
1516 {
1517         RegionView3D *rv3d= ar->regiondata;
1518         float size = get_drawsize(ar, rv3d->twmat[3]);
1519
1520         size*= (float)U.tw_size;
1521
1522         return size;
1523 }
1524
1525
1526 /* main call, does calc centers & orientation too */
1527 /* uses global G.moving */
1528 static int drawflags= 0xFFFF;           // only for the calls below, belongs in scene...?
1529
1530 void BIF_draw_manipulator(const bContext *C)
1531 {
1532         ScrArea *sa= CTX_wm_area(C);
1533         ARegion *ar= CTX_wm_region(C);
1534         Scene *scene= CTX_data_scene(C);
1535         View3D *v3d= sa->spacedata.first;
1536         RegionView3D *rv3d= ar->regiondata;
1537         int totsel;
1538
1539         if(!(v3d->twflag & V3D_USE_MANIPULATOR)) return;
1540 //      if(G.moving && (G.moving & G_TRANSFORM_MANIP)==0) return;
1541
1542 //      if(G.moving==0) {
1543         {
1544                 v3d->twflag &= ~V3D_DRAW_MANIPULATOR;
1545
1546                 totsel= calc_manipulator_stats(C);
1547                 if(totsel==0) return;
1548                 drawflags= v3d->twdrawflag;     /* set in calc_manipulator_stats */
1549
1550                 v3d->twflag |= V3D_DRAW_MANIPULATOR;
1551
1552                 /* now we can define center */
1553                 switch(v3d->around) {
1554                 case V3D_CENTER:
1555                 case V3D_ACTIVE:
1556                         rv3d->twmat[3][0]= (scene->twmin[0] + scene->twmax[0])/2.0f;
1557                         rv3d->twmat[3][1]= (scene->twmin[1] + scene->twmax[1])/2.0f;
1558                         rv3d->twmat[3][2]= (scene->twmin[2] + scene->twmax[2])/2.0f;
1559                         if(v3d->around==V3D_ACTIVE && scene->obedit==NULL) {
1560                                 Object *ob= OBACT;
1561                                 if(ob && !(ob->mode & OB_MODE_POSE))
1562                                         VECCOPY(rv3d->twmat[3], ob->obmat[3]);
1563                         }
1564                         break;
1565                 case V3D_LOCAL:
1566                 case V3D_CENTROID:
1567                         VECCOPY(rv3d->twmat[3], scene->twcent);
1568                         break;
1569                 case V3D_CURSOR:
1570                         VECCOPY(rv3d->twmat[3], give_cursor(scene, v3d));
1571                         break;
1572                 }
1573
1574                 mul_mat3_m4_fl(rv3d->twmat, get_manipulator_drawsize(ar));
1575         }
1576
1577         if(v3d->twflag & V3D_DRAW_MANIPULATOR) {
1578
1579                 if(v3d->twtype & V3D_MANIP_ROTATE) {
1580
1581                         /* rotate has special ghosting draw, for pie chart */
1582                         if(G.moving) draw_manipulator_rotate_ghost(v3d, rv3d, drawflags);
1583
1584                         if(G.moving) glEnable(GL_BLEND);
1585
1586                         if(G.rt==3) {
1587                                 if(G.moving) draw_manipulator_rotate_cyl(v3d, rv3d, 1, drawflags, v3d->twtype, MAN_MOVECOL);
1588                                 else draw_manipulator_rotate_cyl(v3d, rv3d, 0, drawflags, v3d->twtype, MAN_RGB);
1589                         }
1590                         else
1591                                 draw_manipulator_rotate(v3d, rv3d, 0 /* G.moving*/, drawflags, v3d->twtype);
1592
1593                         glDisable(GL_BLEND);
1594                 }
1595                 if(v3d->twtype & V3D_MANIP_SCALE) {
1596                         if(G.moving) {
1597                                 glEnable(GL_BLEND);
1598                                 draw_manipulator_scale(v3d, rv3d, 0, drawflags, v3d->twtype, MAN_GHOST);
1599                                 draw_manipulator_scale(v3d, rv3d, 1, drawflags, v3d->twtype, MAN_MOVECOL);
1600                                 glDisable(GL_BLEND);
1601                         }
1602                         else draw_manipulator_scale(v3d, rv3d, 0, drawflags, v3d->twtype, MAN_RGB);
1603                 }
1604                 if(v3d->twtype & V3D_MANIP_TRANSLATE) {
1605                         if(G.moving) {
1606                                 glEnable(GL_BLEND);
1607                                 draw_manipulator_translate(v3d, rv3d, 0, drawflags, v3d->twtype, MAN_GHOST);
1608                                 draw_manipulator_translate(v3d, rv3d, 1, drawflags, v3d->twtype, MAN_MOVECOL);
1609                                 glDisable(GL_BLEND);
1610                         }
1611                         else draw_manipulator_translate(v3d, rv3d, 0, drawflags, v3d->twtype, MAN_RGB);
1612                 }
1613         }
1614 }
1615
1616 static int manipulator_selectbuf(ScrArea *sa, ARegion *ar, short *mval, float hotspot)
1617 {
1618         View3D *v3d= sa->spacedata.first;
1619         RegionView3D *rv3d= ar->regiondata;
1620         rctf rect;
1621         GLuint buffer[64];              // max 4 items per select, so large enuf
1622         short hits;
1623         extern void setwinmatrixview3d(ARegion *ar, View3D *v3d, rctf *rect); // XXX check a bit later on this... (ton)
1624
1625         G.f |= G_PICKSEL;
1626
1627         rect.xmin= mval[0]-hotspot;
1628         rect.xmax= mval[0]+hotspot;
1629         rect.ymin= mval[1]-hotspot;
1630         rect.ymax= mval[1]+hotspot;
1631
1632         setwinmatrixview3d(ar, v3d, &rect);
1633         mul_m4_m4m4(rv3d->persmat, rv3d->viewmat, rv3d->winmat);
1634
1635         glSelectBuffer( 64, buffer);
1636         glRenderMode(GL_SELECT);
1637         glInitNames();  /* these two calls whatfor? It doesnt work otherwise */
1638         glPushName(-2);
1639
1640         /* do the drawing */
1641         if(v3d->twtype & V3D_MANIP_ROTATE) {
1642                 if(G.rt==3) draw_manipulator_rotate_cyl(v3d, rv3d, 0, MAN_ROT_C & v3d->twdrawflag, v3d->twtype, MAN_RGB);
1643                 else draw_manipulator_rotate(v3d, rv3d, 0, MAN_ROT_C & v3d->twdrawflag, v3d->twtype);
1644         }
1645         if(v3d->twtype & V3D_MANIP_SCALE)
1646                 draw_manipulator_scale(v3d, rv3d, 0, MAN_SCALE_C & v3d->twdrawflag, v3d->twtype, MAN_RGB);
1647         if(v3d->twtype & V3D_MANIP_TRANSLATE)
1648                 draw_manipulator_translate(v3d, rv3d, 0, MAN_TRANS_C & v3d->twdrawflag, v3d->twtype, MAN_RGB);
1649
1650         glPopName();
1651         hits= glRenderMode(GL_RENDER);
1652
1653         G.f &= ~G_PICKSEL;
1654         setwinmatrixview3d(ar, v3d, NULL);
1655         mul_m4_m4m4(rv3d->persmat, rv3d->viewmat, rv3d->winmat);
1656
1657         if(hits==1) return buffer[3];
1658         else if(hits>1) {
1659                 GLuint val, dep, mindep=0, mindeprot=0, minval=0, minvalrot=0;
1660                 int a;
1661
1662                 /* we compare the hits in buffer, but value centers highest */
1663                 /* we also store the rotation hits separate (because of arcs) and return hits on other widgets if there are */
1664
1665                 for(a=0; a<hits; a++) {
1666                         dep= buffer[4*a + 1];
1667                         val= buffer[4*a + 3];
1668
1669                         if(val==MAN_TRANS_C) return MAN_TRANS_C;
1670                         else if(val==MAN_SCALE_C) return MAN_SCALE_C;
1671                         else {
1672                                 if(val & MAN_ROT_C) {
1673                                         if(minvalrot==0 || dep<mindeprot) {
1674                                                 mindeprot= dep;
1675                                                 minvalrot= val;
1676                                         }
1677                                 }
1678                                 else {
1679                                         if(minval==0 || dep<mindep) {
1680                                                 mindep= dep;
1681                                                 minval= val;
1682                                         }
1683                                 }
1684                         }
1685                 }
1686
1687                 if(minval)
1688                         return minval;
1689                 else
1690                         return minvalrot;
1691         }
1692         return 0;
1693 }
1694
1695 /* return 0; nothing happened */
1696 int BIF_do_manipulator(bContext *C, struct wmEvent *event, wmOperator *op)
1697 {
1698         ScrArea *sa= CTX_wm_area(C);
1699         View3D *v3d= sa->spacedata.first;
1700         ARegion *ar= CTX_wm_region(C);
1701         int constraint_axis[3] = {0, 0, 0};
1702         int val;
1703         int shift = event->shift;
1704
1705         if(!(v3d->twflag & V3D_USE_MANIPULATOR)) return 0;
1706         if(!(v3d->twflag & V3D_DRAW_MANIPULATOR)) return 0;
1707
1708         // find the hotspots first test narrow hotspot
1709         val= manipulator_selectbuf(sa, ar, event->mval, 0.5f*(float)U.tw_hotspot);
1710         if(val) {
1711
1712                 // drawflags still global, for drawing call above
1713                 drawflags= manipulator_selectbuf(sa, ar, event->mval, 0.2f*(float)U.tw_hotspot);
1714                 if(drawflags==0) drawflags= val;
1715
1716                 if (drawflags & MAN_TRANS_C) {
1717                         switch(drawflags) {
1718                         case MAN_TRANS_C:
1719                                 break;
1720                         case MAN_TRANS_X:
1721                                 if(shift) {
1722                                         constraint_axis[1] = 1;
1723                                         constraint_axis[2] = 1;
1724                                 }
1725                                 else
1726                                         constraint_axis[0] = 1;
1727                                 break;
1728                         case MAN_TRANS_Y:
1729                                 if(shift) {
1730                                         constraint_axis[0] = 1;
1731                                         constraint_axis[2] = 1;
1732                                 }
1733                                 else
1734                                         constraint_axis[1] = 1;
1735                                 break;
1736                         case MAN_TRANS_Z:
1737                                 if(shift) {
1738                                         constraint_axis[0] = 1;
1739                                         constraint_axis[1] = 1;
1740                                 }
1741                                 else
1742                                         constraint_axis[2] = 1;
1743                                 break;
1744                         }
1745                         RNA_boolean_set_array(op->ptr, "constraint_axis", constraint_axis);
1746                         WM_operator_name_call(C, "TRANSFORM_OT_translate", WM_OP_INVOKE_DEFAULT, op->ptr);
1747                 }
1748                 else if (drawflags & MAN_SCALE_C) {
1749                         switch(drawflags) {
1750                         case MAN_SCALE_X:
1751                                 if(shift) {
1752                                         constraint_axis[1] = 1;
1753                                         constraint_axis[2] = 1;
1754                                 }
1755                                 else
1756                                         constraint_axis[0] = 1;
1757                                 break;
1758                         case MAN_SCALE_Y:
1759                                 if(shift) {
1760                                         constraint_axis[0] = 1;
1761                                         constraint_axis[2] = 1;
1762                                 }
1763                                 else
1764                                         constraint_axis[1] = 1;
1765                                 break;
1766                         case MAN_SCALE_Z:
1767                                 if(shift) {
1768                                         constraint_axis[0] = 1;
1769                                         constraint_axis[1] = 1;
1770                                 }
1771                                 else
1772                                         constraint_axis[2] = 1;
1773                                 break;
1774                         }
1775                         RNA_boolean_set_array(op->ptr, "constraint_axis", constraint_axis);
1776                         WM_operator_name_call(C, "TRANSFORM_OT_resize", WM_OP_INVOKE_DEFAULT, op->ptr);
1777                 }
1778                 else if (drawflags == MAN_ROT_T) { /* trackball need special case, init is different */
1779                         WM_operator_name_call(C, "TRANSFORM_OT_trackball", WM_OP_INVOKE_DEFAULT, op->ptr);
1780                 }
1781                 else if (drawflags & MAN_ROT_C) {
1782                         switch(drawflags) {
1783                         case MAN_ROT_X:
1784                                 constraint_axis[0] = 1;
1785                                 break;
1786                         case MAN_ROT_Y:
1787                                 constraint_axis[1] = 1;
1788                                 break;
1789                         case MAN_ROT_Z:
1790                                 constraint_axis[2] = 1;
1791                                 break;
1792                         }
1793                         RNA_boolean_set_array(op->ptr, "constraint_axis", constraint_axis);
1794                         WM_operator_name_call(C, "TRANSFORM_OT_rotate", WM_OP_INVOKE_DEFAULT, op->ptr);
1795                 }
1796         }
1797         /* after transform, restore drawflags */
1798         drawflags= 0xFFFF;
1799
1800         return val;
1801 }
1802