diff options
Diffstat (limited to 'source/blender/src/editcurve.c')
| -rw-r--r-- | source/blender/src/editcurve.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/source/blender/src/editcurve.c b/source/blender/src/editcurve.c index 7572391b383..7bc14bce48d 100644 --- a/source/blender/src/editcurve.c +++ b/source/blender/src/editcurve.c @@ -1140,6 +1140,62 @@ void setradiusNurb( void ) allqueue(REDRAWINFO, 1); /* 1, because header->win==0! */ } +void smoothNurb( void ) +{ + + extern ListBase editNurb; + Nurb *nu; + BezTriple *bezt, *beztOrig; + BPoint *bp, *bpOrig; + int a, i, change = 0; + + /* floats for smoothing */ + float val, newval, offset; + + for(nu= editNurb.first; nu; nu= nu->next) { + if(nu->bezt) { + change = 0; + beztOrig = MEM_dupallocN( nu->bezt ); + for(bezt=nu->bezt+1, a=1; a<nu->pntsu-1; a++, bezt++) { + if(bezt->f2 & SELECT) { + for(i=0; i<3; i++) { + val = bezt->vec[1][i]; + newval = ((beztOrig+(a-1))->vec[1][i] * 0.5) + ((beztOrig+(a+1))->vec[1][i] * 0.5); + offset = (val*((1.0/6.0)*5)) + (newval*(1.0/6.0)) - val; + /* offset handles */ + bezt->vec[1][i] += offset; + bezt->vec[0][i] += offset; + bezt->vec[2][i] += offset; + } + change = 1; + } + } + MEM_freeN(beztOrig); + if (change) + calchandlesNurb(nu); + } else if (nu->bp) { + bpOrig = MEM_dupallocN( nu->bp ); + /* Same as above, keep these the same! */ + for(bp=nu->bp+1, a=1; a<nu->pntsu-1; a++, bp++) { + if(bp->f1 & SELECT) { + for(i=0; i<3; i++) { + val = bp->vec[i]; + newval = ((bpOrig+(a-1))->vec[i] * 0.5) + ((bpOrig+(a+1))->vec[i] * 0.5); + offset = (val*((1.0/6.0)*5)) + (newval*(1.0/6.0)) - val; + + bp->vec[i] += offset; + } + } + } + MEM_freeN(bpOrig); + } + } + BIF_undo_push("Smooth Curve"); + DAG_object_flush_update(G.scene, OBACT, OB_RECALC_DATA); + allqueue(REDRAWVIEW3D, 0); + allqueue(REDRAWBUTSALL, 0); + allqueue(REDRAWINFO, 1); /* 1, because header->win==0! */ +} /* TODO, make smoothing distance based */ void smoothradiusNurb( void ) |