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->Knife Midpoint and Vertex Cutting

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Cutting through vertices and vertex snap was only supported in
'knife exact' mode. Now works for 'Knife Midpoint' as well.
(Multicut and vertex cutting would require N-Gons)
This commit is contained in:
Geoffrey Bantle
2006-09-19 00:08:09 +00:00
parent ab2c57a29d
commit e7874b3ff0
2 changed files with 6 additions and 7 deletions
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8
source/blender/src/editmesh_loop.c
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@@ -506,7 +506,7 @@ static CutCurve *get_mouse_trail(int *len, char mode, char cutmode, struct GHash
mywinset(curarea->win);
if(cutmode == KNIFE_EXACT){
if(cutmode != KNIFE_MULTICUT){
/*redraw backbuffer if in zbuffered selection mode but not vertex selection*/
if(G.vd->drawtype>OB_WIRE && (G.vd->flag & V3D_ZBUF_SELECT)) {
oldmode = G.scene->selectmode;
@@ -554,7 +554,7 @@ static CutCurve *get_mouse_trail(int *len, char mode, char cutmode, struct GHash
/*handle vsnap*/
vsnap = 0;
if(cutmode == KNIFE_EXACT){
if(cutmode != KNIFE_MULTICUT){
qual = get_qual();
if(qual & LR_CTRLKEY) vsnap = 1;
}
@@ -810,7 +810,7 @@ static float seg_intersect(EditEdge *e, CutCurve *c, int len, char mode, struct
}
/*check for *exact* vertex intersection first*/
if(mode==KNIFE_EXACT){
if(mode!=KNIFE_MULTICUT){
for (i=0; i<len; i++){
if (i>0){
x11=x12;
@@ -901,7 +901,7 @@ static float seg_intersect(EditEdge *e, CutCurve *c, int len, char mode, struct
/* Intersect inside bounding box of edge?*/
if ((xi>=x2min)&&(xi<=x2max)&&(yi<=y2max)&&(yi>=y2min)){
/*test for vertex intersect that may be 'close enough'*/
if(mode==KNIFE_EXACT){
if(mode!=KNIFE_MULTICUT){
if(xi <= (x21 + threshold) && xi >= (x21 - threshold)){
if(yi <= (y21 + threshold) && yi >= (y21 - threshold)){
e->v1->f1 = 1;