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Bugfix #2948

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For using the Fkey (add face) editmesh tool:
prevented triangles being made that are partially a quad face already.

Tools in editmode don't like such situations (tria->quad for example), also
subsurf hates it. :)
This commit is contained in:
Ton Roosendaal 2005-09-23 08:12:52 +00:00
parent 367c91bf34
commit 00d26ddf48
1 changed files with 14 additions and 30 deletions
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32
source/blender/src/editmesh_lib.c
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@ -1373,44 +1373,28 @@ void recalc_editnormals(void)
}
/* this also prevents triangles being made in quads */
int compareface(EditFace *vl1, EditFace *vl2)
{
EditVert *v1, *v2, *v3, *v4;
int equal= 0;
if(vl1->v4 && vl2->v4) {
v1= vl2->v1;
v2= vl2->v2;
v3= vl2->v3;
v4= vl2->v4;
if(vl1->v1==v1 || vl1->v2==v1 || vl1->v3==v1 || vl1->v4==v1) {
if(vl1->v1==v2 || vl1->v2==v2 || vl1->v3==v2 || vl1->v4==v2) {
if(vl1->v1==v3 || vl1->v2==v3 || vl1->v3==v3 || vl1->v4==v3) {
if(vl1->v1==v4 || vl1->v2==v4 || vl1->v3==v4 || vl1->v4==v4) {
return 1;
}
}
}
}
}
else if(vl1->v4==0 && vl2->v4==0) {
v1= vl2->v1;
v2= vl2->v2;
v3= vl2->v3;
if(vl1->v1==v1 || vl1->v2==v1 || vl1->v3==v1 || vl1->v4==v1) equal++;
if(vl1->v1==v2 || vl1->v2==v2 || vl1->v3==v2 || vl1->v4==v2) equal++;
if(vl1->v1==v3 || vl1->v2==v3 || vl1->v3==v3 || vl1->v4==v3) equal++;
if(vl1->v1==v4 || vl1->v2==v4 || vl1->v3==v4 || vl1->v4==v4) equal++;
if(vl1->v1==v1 || vl1->v2==v1 || vl1->v3==v1) {
if(vl1->v1==v2 || vl1->v2==v2 || vl1->v3==v2) {
if(vl1->v1==v3 || vl1->v2==v3 || vl1->v3==v3) {
return 1;
}
}
}
}
if(equal>2) return 1;
return 0;
}
/* this also prevents triangles being made in quads */
EditFace *exist_face(EditVert *v1, EditVert *v2, EditVert *v3, EditVert *v4)
{
EditMesh *em = G.editMesh;