diff options
Diffstat (limited to 'source/blender/editors/transform/transform_generics.c')
| -rw-r--r-- | source/blender/editors/transform/transform_generics.c | 364 |
1 files changed, 177 insertions, 187 deletions
diff --git a/source/blender/editors/transform/transform_generics.c b/source/blender/editors/transform/transform_generics.c index 0b7029adde0..6637122ffb8 100644 --- a/source/blender/editors/transform/transform_generics.c +++ b/source/blender/editors/transform/transform_generics.c @@ -92,6 +92,7 @@ #include "ED_markers.h" #include "ED_mesh.h" #include "ED_retopo.h" +#include "ED_particle.h" #include "ED_screen_types.h" #include "ED_space_api.h" #include "ED_uvedit.h" @@ -125,19 +126,19 @@ void getViewVector(TransInfo *t, float coord[3], float vec[3]) if (t->persp != V3D_ORTHO) { float p1[4], p2[4]; - + VECCOPY(p1, coord); p1[3] = 1.0f; VECCOPY(p2, p1); p2[3] = 1.0f; Mat4MulVec4fl(t->viewmat, p2); - + p2[0] = 2.0f * p2[0]; p2[1] = 2.0f * p2[1]; p2[2] = 2.0f * p2[2]; - + Mat4MulVec4fl(t->viewinv, p2); - + VecSubf(vec, p1, p2); } else { @@ -153,11 +154,11 @@ static void clipMirrorModifier(TransInfo *t, Object *ob) ModifierData *md= ob->modifiers.first; float tolerance[3] = {0.0f, 0.0f, 0.0f}; int axis = 0; - + for (; md; md=md->next) { if (md->type==eModifierType_Mirror) { MirrorModifierData *mmd = (MirrorModifierData*) md; - + if(mmd->flag & MOD_MIR_CLIPPING) { axis = 0; if(mmd->flag & MOD_MIR_AXIS_X) { @@ -176,35 +177,35 @@ static void clipMirrorModifier(TransInfo *t, Object *ob) float mtx[4][4], imtx[4][4]; int i; TransData *td = t->data; - + if (mmd->mirror_ob) { float obinv[4][4]; - + Mat4Invert(obinv, mmd->mirror_ob->obmat); Mat4MulMat4(mtx, ob->obmat, obinv); Mat4Invert(imtx, mtx); } - + for(i = 0 ; i < t->total; i++, td++) { int clip; float loc[3], iloc[3]; - + if (td->flag & TD_NOACTION) break; if (td->loc==NULL) break; - + if (td->flag & TD_SKIP) continue; - + VecCopyf(loc, td->loc); VecCopyf(iloc, td->iloc); - + if (mmd->mirror_ob) { VecMat4MulVecfl(loc, mtx, loc); VecMat4MulVecfl(iloc, mtx, iloc); } - + clip = 0; if(axis & 1) { if(fabs(iloc[0])<=tolerance[0] || @@ -213,7 +214,7 @@ static void clipMirrorModifier(TransInfo *t, Object *ob) clip = 1; } } - + if(axis & 2) { if(fabs(iloc[1])<=tolerance[1] || loc[1]*iloc[1]<0.0f) { @@ -236,7 +237,7 @@ static void clipMirrorModifier(TransInfo *t, Object *ob) } } } - + } } } @@ -248,7 +249,7 @@ static void editmesh_apply_to_mirror(TransInfo *t) TransData *td = t->data; EditVert *eve; int i; - + for(i = 0 ; i < t->total; i++, td++) { if (td->flag & TD_NOACTION) break; @@ -256,7 +257,7 @@ static void editmesh_apply_to_mirror(TransInfo *t) break; if (td->flag & TD_SKIP) continue; - + eve = td->extra; if(eve) { eve->co[0]= -td->loc[0]; @@ -346,7 +347,7 @@ void recalcData(TransInfo *t) if (t->obedit) { } - else if(base && base->object->mode & OB_MODE_PARTICLE_EDIT) { + else if(base && (base->object->mode & OB_MODE_PARTICLE_EDIT) && PE_get_current(scene, base->object)) { flushTransParticles(t); } if (t->spacetype==SPACE_NODE) { @@ -620,9 +621,9 @@ void recalcData(TransInfo *t) if ELEM(t->obedit->type, OB_CURVE, OB_SURF) { Curve *cu= t->obedit->data; Nurb *nu= cu->editnurb->first; - + DAG_id_flush_update(t->obedit->data, OB_RECALC_DATA); /* sets recalc flags */ - + if (t->state == TRANS_CANCEL) { while(nu) { calchandlesNurb(nu); /* Cant do testhandlesNurb here, it messes up the h1 and h2 flags */ @@ -648,11 +649,11 @@ void recalcData(TransInfo *t) else if (t->obedit->type == OB_MESH) { if(t->spacetype==SPACE_IMAGE) { SpaceImage *sima= t->sa->spacedata.first; - + flushTransUVs(t); if(sima->flag & SI_LIVE_UNWRAP) ED_uvedit_live_unwrap_re_solve(); - + DAG_id_flush_update(t->obedit->data, OB_RECALC_DATA); } else { EditMesh *em = ((Mesh*)t->obedit->data)->edit_mesh; @@ -667,9 +668,9 @@ void recalcData(TransInfo *t) } if((t->options & CTX_NO_MIRROR) == 0 && (t->flag & T_MIRROR)) editmesh_apply_to_mirror(t); - + DAG_id_flush_update(t->obedit->data, OB_RECALC_DATA); /* sets recalc flags */ - + recalc_editnormals(em); } } @@ -679,10 +680,10 @@ void recalcData(TransInfo *t) EditBone *ebo; TransData *td = t->data; int i; - + /* Ensure all bones are correctly adjusted */ for (ebo = edbo->first; ebo; ebo = ebo->next){ - + if ((ebo->flag & BONE_CONNECTED) && ebo->parent){ /* If this bone has a parent tip that has been moved */ if (ebo->parent->flag & BONE_TIPSEL){ @@ -695,7 +696,7 @@ void recalcData(TransInfo *t) if(t->mode==TFM_BONE_ENVELOPE) ebo->parent->rad_tail= ebo->rad_head; } } - + /* on extrude bones, oldlength==0.0f, so we scale radius of points */ ebo->length= VecLenf(ebo->head, ebo->tail); if(ebo->oldlength==0.0f) { @@ -715,8 +716,8 @@ void recalcData(TransInfo *t) ebo->oldlength= ebo->length; } } - - + + if (t->mode != TFM_BONE_ROLL) { /* fix roll */ @@ -726,10 +727,10 @@ void recalcData(TransInfo *t) { float vec[3], up_axis[3]; float qrot[4]; - + ebo = td->extra; VECCOPY(up_axis, td->axismtx[2]); - + if (t->mode != TFM_ROTATION) { VecSubf(vec, ebo->tail, ebo->head); @@ -741,15 +742,15 @@ void recalcData(TransInfo *t) { Mat3MulVecfl(t->mat, up_axis); } - + ebo->roll = ED_rollBoneToVector(ebo, up_axis); } } } - + if(arm->flag & ARM_MIRROR_EDIT) transform_armature_mirror_update(t->obedit); - + } else DAG_id_flush_update(t->obedit->data, OB_RECALC_DATA); /* sets recalc flags */ @@ -757,7 +758,7 @@ void recalcData(TransInfo *t) else if( (t->flag & T_POSE) && t->poseobj) { Object *ob= t->poseobj; bArmature *arm= ob->data; - + /* if animtimer is running, and the object already has animation data, * check if the auto-record feature means that we should record 'samples' * (i.e. uneditable animation values) @@ -769,7 +770,7 @@ void recalcData(TransInfo *t) animrecord_check_state(t->scene, &ob->id, t->animtimer); autokeyframe_pose_cb_func(t->scene, (View3D *)t->view, ob, t->mode, targetless_ik); } - + /* old optimize trick... this enforces to bypass the depgraph */ if (!(arm->flag & ARM_DELAYDEFORM)) { DAG_id_flush_update(&ob->id, OB_RECALC_DATA); /* sets recalc flags */ @@ -780,13 +781,13 @@ void recalcData(TransInfo *t) else { for(base= FIRSTBASE; base; base= base->next) { Object *ob= base->object; - + /* this flag is from depgraph, was stored in initialize phase, handled in drawview.c */ if(base->flag & BA_HAS_RECALC_OB) ob->recalc |= OB_RECALC_OB; if(base->flag & BA_HAS_RECALC_DATA) ob->recalc |= OB_RECALC_DATA; - + /* if object/base is selected */ if ((base->flag & SELECT) || (ob->flag & SELECT)) { /* if animtimer is running, and the object already has animation data, @@ -799,7 +800,7 @@ void recalcData(TransInfo *t) autokeyframe_ob_cb_func(t->scene, (View3D *)t->view, ob, t->mode); } } - + /* proxy exception */ if(ob->proxy) ob->proxy->recalc |= ob->recalc; @@ -807,7 +808,7 @@ void recalcData(TransInfo *t) group_tag_recalc(ob->proxy_group->dup_group); } } - + /* update shaded drawmode while transform */ if(t->spacetype==SPACE_VIEW3D && ((View3D*)t->view)->drawtype == OB_SHADED) reshadeall_displist(t->scene); @@ -821,18 +822,18 @@ void drawLine(TransInfo *t, float *center, float *dir, char axis, short options) if (t->spacetype == SPACE_VIEW3D) { View3D *v3d = t->view; - + glPushMatrix(); - + //if(t->obedit) glLoadMatrixf(t->obedit->obmat); // sets opengl viewing - - + + VecCopyf(v3, dir); VecMulf(v3, v3d->far); - + VecSubf(v2, center, v3); VecAddf(v1, center, v3); - + if (options & DRAWLIGHT) { col[0] = col[1] = col[2] = 220; } @@ -841,13 +842,13 @@ void drawLine(TransInfo *t, float *center, float *dir, char axis, short options) } UI_make_axis_color(col, col2, axis); glColor3ubv((GLubyte *)col2); - + setlinestyle(0); glBegin(GL_LINE_STRIP); glVertex3fv(v1); glVertex3fv(v2); glEnd(); - + glPopMatrix(); } } @@ -864,33 +865,33 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event) ARegion *ar = CTX_wm_region(C); ScrArea *sa = CTX_wm_area(C); Object *obedit = CTX_data_edit_object(C); - + /* moving: is shown in drawobject() (transform color) */ // TRANSFORM_FIX_ME // if(obedit || (t->flag & T_POSE) ) G.moving= G_TRANSFORM_EDIT; // else if(G.f & G_PARTICLEEDIT) G.moving= G_TRANSFORM_PARTICLE; // else G.moving= G_TRANSFORM_OBJ; - + t->scene = sce; t->sa = sa; t->ar = ar; t->obedit = obedit; t->settings = ts; - + t->data = NULL; t->ext = NULL; - + t->helpline = HLP_NONE; - + t->flag = 0; - + t->redraw = 1; /* redraw first time */ - + if (event) { t->imval[0] = event->x - t->ar->winrct.xmin; t->imval[1] = event->y - t->ar->winrct.ymin; - + t->event_type = event->type; } else @@ -898,45 +899,45 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event) t->imval[0] = 0; t->imval[1] = 0; } - + t->con.imval[0] = t->imval[0]; t->con.imval[1] = t->imval[1]; - + t->mval[0] = t->imval[0]; t->mval[1] = t->imval[1]; - + t->transform = NULL; t->handleEvent = NULL; - + t->total = 0; - + t->val = 0.0f; - + t->vec[0] = t->vec[1] = t->vec[2] = 0.0f; - + t->center[0] = t->center[1] = t->center[2] = 0.0f; - + Mat3One(t->mat); - + t->spacetype = sa->spacetype; if(t->spacetype == SPACE_VIEW3D) { View3D *v3d = sa->spacedata.first; - + t->view = v3d; t->animtimer= CTX_wm_screen(C)->animtimer; - + if(v3d->flag & V3D_ALIGN) t->flag |= T_V3D_ALIGN; t->around = v3d->around; - + if (op && RNA_struct_find_property(op->ptr, "constraint_axis") && RNA_property_is_set(op->ptr, "constraint_orientation")) { t->current_orientation = RNA_enum_get(op->ptr, "constraint_orientation"); - + if (t->current_orientation >= V3D_MANIP_CUSTOM + BIF_countTransformOrientation(C) - 1) { t->current_orientation = V3D_MANIP_GLOBAL; @@ -958,10 +959,10 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event) { // XXX for now, get View2D from the active region t->view = &ar->v2d; - + t->around = V3D_CENTER; } - + if (op && RNA_struct_find_property(op->ptr, "mirror") && RNA_property_is_set(op->ptr, "mirror")) { if (RNA_boolean_get(op->ptr, "mirror")) @@ -977,57 +978,66 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event) t->flag |= T_MIRROR; } } - - /* setting PET flag */ - if (op && RNA_struct_find_property(op->ptr, "proportional") && RNA_property_is_set(op->ptr, "proportional")) + + /* setting PET flag only if property exist in operator. Otherwise, assume it's not supported */ + if (op && RNA_struct_find_property(op->ptr, "proportional")) { - switch(RNA_enum_get(op->ptr, "proportional")) + if (RNA_property_is_set(op->ptr, "proportional")) { - case 2: /* XXX connected constant */ - t->flag |= T_PROP_CONNECTED; - case 1: /* XXX prop on constant */ - t->flag |= T_PROP_EDIT; - break; + switch(RNA_enum_get(op->ptr, "proportional")) + { + case 2: /* XXX connected constant */ + t->flag |= T_PROP_CONNECTED; + case 1: /* XXX prop on constant */ + t->flag |= T_PROP_EDIT; + break; + } } - } - else - { - if ((t->options & CTX_NO_PET) == 0 && (ts->proportional)) { - t->flag |= T_PROP_EDIT; - - if(ts->proportional == 2) - t->flag |= T_PROP_CONNECTED; // yes i know, has to become define + else + { + if ((t->options & CTX_NO_PET) == 0 && (ts->proportional)) { + t->flag |= T_PROP_EDIT; + + if(ts->proportional == 2) + t->flag |= T_PROP_CONNECTED; // yes i know, has to become define + } + } + + if (op && RNA_struct_find_property(op->ptr, "proportional_size") && RNA_property_is_set(op->ptr, "proportional_size")) + { + t->prop_size = RNA_float_get(op->ptr, "proportional_size"); + } + else + { + t->prop_size = ts->proportional_size; + } + + + /* TRANSFORM_FIX_ME rna restrictions */ + if (t->prop_size <= 0) + { + t->prop_size = 1.0f; + } + + if (op && RNA_struct_find_property(op->ptr, "proportional_editing_falloff") && RNA_property_is_set(op->ptr, "proportional_editing_falloff")) + { + t->prop_mode = RNA_enum_get(op->ptr, "proportional_editing_falloff"); + } + else + { + t->prop_mode = ts->prop_mode; } } - - if (op && RNA_struct_find_property(op->ptr, "proportional_size") && RNA_property_is_set(op->ptr, "proportional_size")) - { - t->prop_size = RNA_float_get(op->ptr, "proportional_size"); - } - else - { - t->prop_size = ts->proportional_size; - } - - if (op && RNA_struct_find_property(op->ptr, "proportional_editing_falloff") && RNA_property_is_set(op->ptr, "proportional_editing_falloff")) - { - t->prop_mode = RNA_enum_get(op->ptr, "proportional_editing_falloff"); - } - else - { - t->prop_mode = ts->prop_mode; - } - - /* TRANSFORM_FIX_ME rna restrictions */ - if (t->prop_size <= 0) + else /* add not pet option to context when not available */ { - t->prop_size = 1.0f; + t->options |= CTX_NO_PET; } - + + setTransformViewMatrices(t); initNumInput(&t->num); initNDofInput(&t->ndof); - + return 1; } @@ -1035,45 +1045,53 @@ int initTransInfo (bContext *C, TransInfo *t, wmOperator *op, wmEvent *event) void postTrans (TransInfo *t) { TransData *td; - + if (t->draw_handle) { ED_region_draw_cb_exit(t->ar->type, t->draw_handle); } - + /* postTrans can be called when nothing is selected, so data is NULL already */ if (t->data) { int a; - + /* since ipokeys are optional on objects, we mallocced them per trans-data */ for(a=0, td= t->data; a<t->total; a++, td++) { - if(td->tdi) MEM_freeN(td->tdi); - if (td->flag & TD_BEZTRIPLE) MEM_freeN(td->hdata); + if (td->flag & TD_BEZTRIPLE) + MEM_freeN(td->hdata); } MEM_freeN(t->data); } - + if (t->ext) MEM_freeN(t->ext); if (t->data2d) { MEM_freeN(t->data2d); t->data2d= NULL; } - + if(t->spacetype==SPACE_IMAGE) { SpaceImage *sima= t->sa->spacedata.first; if(sima->flag & SI_LIVE_UNWRAP) ED_uvedit_live_unwrap_end(t->state == TRANS_CANCEL); } - else if(ELEM(t->spacetype, SPACE_ACTION, SPACE_NLA)) { - if (t->customData) - MEM_freeN(t->customData); + + if (t->mouse.data) + { + MEM_freeN(t->mouse.data); + } + + if (t->customFree) { + t->customFree(t); + } + else if (t->customData) { + MEM_freeN(t->customData); } } void applyTransObjects(TransInfo *t) { TransData *td; - + for (td = t->data; td < t->data + t->total; td++) { VECCOPY(td->iloc, td->loc); if (td->ext->rot) { @@ -1086,16 +1104,6 @@ void applyTransObjects(TransInfo *t) recalcData(t); } -/* helper for below */ -static void restore_ipokey(float *poin, float *old) -{ - if(poin) { - poin[0]= old[0]; - poin[-3]= old[3]; - poin[3]= old[6]; - } -} - static void restoreElement(TransData *td) { /* TransData for crease has no loc */ if (td->loc) { @@ -1111,45 +1119,27 @@ static void restoreElement(TransData *td) { if (td->ext->size) { VECCOPY(td->ext->size, td->ext->isize); } - if(td->flag & TD_USEQUAT) { - if (td->ext->quat) { - QUATCOPY(td->ext->quat, td->ext->iquat); - } + if (td->ext->quat) { + QUATCOPY(td->ext->quat, td->ext->iquat); } } - + if (td->flag & TD_BEZTRIPLE) { *(td->hdata->h1) = td->hdata->ih1; *(td->hdata->h2) = td->hdata->ih2; } - - if(td->tdi) { - TransDataIpokey *tdi= td->tdi; - - restore_ipokey(tdi->locx, tdi->oldloc); - restore_ipokey(tdi->locy, tdi->oldloc+1); - restore_ipokey(tdi->locz, tdi->oldloc+2); - - restore_ipokey(tdi->rotx, tdi->oldrot); - restore_ipokey(tdi->roty, tdi->oldrot+1); - restore_ipokey(tdi->rotz, tdi->oldrot+2); - - restore_ipokey(tdi->sizex, tdi->oldsize); - restore_ipokey(tdi->sizey, tdi->oldsize+1); - restore_ipokey(tdi->sizez, tdi->oldsize+2); - } } void restoreTransObjects(TransInfo *t) { TransData *td; - + for (td = t->data; td < t->data + t->total; td++) { restoreElement(td); } - + Mat3One(t->mat); - + recalcData(t); } @@ -1158,7 +1148,7 @@ void calculateCenter2D(TransInfo *t) if (t->flag & (T_EDIT|T_POSE)) { Object *ob= t->obedit?t->obedit:t->poseobj; float vec[3]; - + VECCOPY(vec, t->center); Mat4MulVecfl(ob->obmat, vec); projectIntView(t, vec, t->center2d); @@ -1171,21 +1161,21 @@ void calculateCenter2D(TransInfo *t) void calculateCenterCursor(TransInfo *t) { float *cursor; - + cursor = give_cursor(t->scene, t->view); VECCOPY(t->center, cursor); - + /* If edit or pose mode, move cursor in local space */ if (t->flag & (T_EDIT|T_POSE)) { Object *ob = t->obedit?t->obedit:t->poseobj; float mat[3][3], imat[3][3]; - + VecSubf(t->center, t->center, ob->obmat[3]); Mat3CpyMat4(mat, ob->obmat); Mat3Inv(imat, mat); Mat3MulVecfl(imat, t->center); } - + calculateCenter2D(t); } @@ -1193,15 +1183,15 @@ void calculateCenterCursor2D(TransInfo *t) { View2D *v2d= t->view; float aspx=1.0, aspy=1.0; - + if(t->spacetype==SPACE_IMAGE) /* only space supported right now but may change */ ED_space_image_uv_aspect(t->sa->spacedata.first, &aspx, &aspy); - + if (v2d) { t->center[0] = v2d->cursor[0] * aspx; t->center[1] = v2d->cursor[1] * aspy; } - + calculateCenter2D(t); } @@ -1210,7 +1200,7 @@ void calculateCenterMedian(TransInfo *t) float partial[3] = {0.0f, 0.0f, 0.0f}; int total = 0; int i; - + for(i = 0; i < t->total; i++) { if (t->data[i].flag & TD_SELECTED) { if (!(t->data[i].flag & TD_NOCENTER)) @@ -1230,7 +1220,7 @@ void calculateCenterMedian(TransInfo *t) if(i) VecMulf(partial, 1.0f / total); VECCOPY(t->center, partial); - + calculateCenter2D(t); } @@ -1260,7 +1250,7 @@ void calculateCenterBound(TransInfo *t) } VecAddf(t->center, min, max); VecMulf(t->center, 0.5); - + calculateCenter2D(t); } @@ -1296,7 +1286,7 @@ void calculateCenter(TransInfo *t) break; } /* END EDIT MODE ACTIVE ELEMENT */ #endif - + calculateCenterMedian(t); if((t->flag & (T_EDIT|T_POSE))==0) { @@ -1308,10 +1298,10 @@ void calculateCenter(TransInfo *t) projectIntView(t, t->center, t->center2d); } } - + } } - + /* setting constraint center */ VECCOPY(t->con.center, t->center); if(t->flag & (T_EDIT|T_POSE)) @@ -1319,8 +1309,8 @@ void calculateCenter(TransInfo *t) Object *ob= t->obedit?t->obedit:t->poseobj; Mat4MulVecfl(ob->obmat, t->con.center); } - - /* voor panning from cameraview */ + + /* for panning from cameraview */ if(t->flag & T_OBJECT) { if(t->spacetype==SPACE_VIEW3D && t->ar->regiontype == RGN_TYPE_WINDOW) @@ -1328,21 +1318,21 @@ void calculateCenter(TransInfo *t) View3D *v3d = t->view; Scene *scene = t->scene; RegionView3D *rv3d = t->ar->regiondata; - + if(v3d->camera == OBACT && rv3d->persp==V3D_CAMOB) { float axis[3]; /* persinv is nasty, use viewinv instead, always right */ VECCOPY(axis, t->viewinv[2]); Normalize(axis); - + /* 6.0 = 6 grid units */ axis[0]= t->center[0]- 6.0f*axis[0]; axis[1]= t->center[1]- 6.0f*axis[1]; axis[2]= t->center[2]- 6.0f*axis[2]; - + projectIntView(t, axis, t->center2d); - + /* rotate only needs correct 2d center, grab needs initgrabz() value */ if(t->mode==TFM_TRANSLATION) { @@ -1352,14 +1342,14 @@ void calculateCenter(TransInfo *t) } } } - + if(t->spacetype==SPACE_VIEW3D) { /* initgrabz() defines a factor for perspective depth correction, used in window_to_3d_delta() */ if(t->flag & (T_EDIT|T_POSE)) { Object *ob= t->obedit?t->obedit:t->poseobj; float vec[3]; - + VECCOPY(vec, t->center); Mat4MulVecfl(ob->obmat, vec); initgrabz(t->ar->regiondata, vec[0], vec[1], vec[2]); @@ -1399,7 +1389,7 @@ void calculatePropRatio(TransInfo *t) /* Use rdist for falloff calculations, it is the real distance */ td->flag &= ~TD_NOACTION; dist= (t->prop_size-td->rdist)/t->prop_size; - + /* * Clamp to positive numbers. * Certain corner cases with connectivity and individual centers @@ -1407,7 +1397,7 @@ void calculatePropRatio(TransInfo *t) */ if (dist < 0.0f) dist = 0.0f; - + switch(t->prop_mode) { case PROP_SHARP: td->factor= dist*dist; @@ -1474,20 +1464,20 @@ float get_drawsize(ARegion *ar, float *co) { RegionView3D *rv3d= ar->regiondata; float size, vec[3], len1, len2; - + /* size calculus, depending ortho/persp settings, like initgrabz() */ size= rv3d->persmat[0][3]*co[0]+ rv3d->persmat[1][3]*co[1]+ rv3d->persmat[2][3]*co[2]+ rv3d->persmat[3][3]; - + VECCOPY(vec, rv3d->persinv[0]); len1= Normalize(vec); VECCOPY(vec, rv3d->persinv[1]); len2= Normalize(vec); - + size*= 0.01f*(len1>len2?len1:len2); - + /* correct for window size to make widgets appear fixed size */ if(ar->winx > ar->winy) size*= 1000.0f/(float)ar->winx; else size*= 1000.0f/(float)ar->winy; - + return size; } |