void EdgeRingSelect(int SelectedEdgeVert1, int SelectedEdgeVert2, int AdjEdgeVert1, int AdjEdgeVert2, Face* pFaces)
{
EditEdge* SelectedEdge = findedgelist(VertsList[SelectedEdgeVert1], VertsList[SelectedEdgeVert2]);
EditEdge* StartEdge = findedgelist(VertsList[AdjEdgeVert1], VertsList[AdjEdgeVert2]);
if(SelectedEdge == NULL || StartEdge == NULL) return;
edgering_sel(StartEdge, SelectedEdge, 0, 0);
EditFace *efa;
for(efa= (EditFace*)gEditMesh.faces.first; efa; efa= efa->next)
{
// int VertIndex1, VertIndex2;
if(efa->e1->f3 == 1) // efa->f1
{
RKMesh::Get()->SelectEdge(efa->e1->v1->VertexIndex, efa->e1->v2->VertexIndex);
// RKMesh::Get()->SelectAllEdges(efa->e1->v1->VertexIndex, efa->e1->v2->VertexIndex);
}
if(efa->e2->f3 == 1)
{
RKMesh::Get()->SelectEdge(efa->e2->v1->VertexIndex, efa->e2->v2->VertexIndex);
// RKMesh::Get()->SelectAllEdges(efa->e2->v1->VertexIndex, efa->e2->v2->VertexIndex);
}
if(efa->e3->f3 == 1)
{
RKMesh::Get()->SelectEdge(efa->e3->v1->VertexIndex, efa->e3->v2->VertexIndex);
// RKMesh::Get()->SelectAllEdges(efa->e3->v1->VertexIndex, efa->e3->v2->VertexIndex);
}
if(efa->e4 != NULL && efa->e4->f3 == 1)
{
RKMesh::Get()->SelectEdge(efa->e4->v1->VertexIndex, efa->e4->v2->VertexIndex);
// RKMesh::Get()->SelectAllEdges(efa->e4->v1->VertexIndex, efa->e4->v2->VertexIndex);
}
pFaces++;
}
}
static void editMesh_set_hash(EditMesh *em)
{
EditEdge *eed;
if(em->hashedgetab) MEM_freeN(em->hashedgetab);
em->hashedgetab= NULL;
for(eed=em->edges.first; eed; eed= eed->next) {
if( findedgelist(em, eed->v1, eed->v2)==NULL )
insert_hashedge(em, eed);
}
}
EditEdge *addedgelist(EditMesh *em, EditVert *v1, EditVert *v2, EditEdge *example)
{
EditVert *v3;
EditEdge *eed;
int swap= 0;
if(v1==v2) return NULL;
if(v1==NULL || v2==NULL) return NULL;
/* swap ? */
if(v1>v2) {
v3= v2;
v2= v1;
v1= v3;
swap= 1;
}
/* find in hashlist */
eed= findedgelist(em, v1, v2);
if(eed==NULL) {
eed= (EditEdge *)callocedge(em, sizeof(EditEdge), 1);
eed->v1= v1;
eed->v2= v2;
BLI_addtail(&em->edges, eed);
eed->dir= swap;
insert_hashedge(em, eed);
em->totedge++;
/* copy edge data:
rule is to do this with addedgelist call, before addfacelist */
if(example) {
eed->crease= example->crease;
eed->bweight= example->bweight;
eed->sharp = example->sharp;
eed->seam = example->seam;
eed->h |= (example->h & EM_FGON);
}
}
return eed;
}
/* only adds quads or trias when there's edges already */
static void addfaces_from_edgenet(EditMesh *em)
{
EditVert *eve1, *eve2, *eve3, *eve4;
for(eve1= em->verts.first; eve1; eve1= eve1->next) {
for(eve2= em->verts.first; (eve1->f & 1) && eve2; eve2= eve2->next) {
if(findedgelist(em, eve1,eve2)) {
for(eve3= em->verts.first; (eve2->f & 1) && eve3; eve3= eve3->next) {
if((eve2!=eve3 && (eve3->f & 1) && findedgelist(em, eve1,eve3))) {
EditEdge *sh_edge= NULL;
EditVert *sh_vert= NULL;
sh_edge= findedgelist(em, eve2,eve3);
if(sh_edge) { /* Add a triangle */
if(!exist_face_overlaps(em, eve1,eve2,eve3,NULL))
fix_new_face(em, addfacelist(em, eve1,eve2,eve3,NULL,NULL,NULL));
}
else { /* Check for a shared vertex */
for(eve4= em->verts.first; eve4; eve4= eve4->next) {
if(eve4!=eve1 && eve4!=eve2 && eve4!=eve3 && (eve4->f & 1) &&
!findedgelist(em, eve1,eve4) && findedgelist(em, eve2,eve4) &&
findedgelist(em, eve3,eve4)) {
sh_vert= eve4;
break;
}
}
if(sh_vert) {
if(sh_vert) {
if(!exist_face_overlaps(em, eve1,eve2,eve4,eve3))
fix_new_face(em, addfacelist(em, eve1,eve2,eve4,eve3,NULL,NULL));
}
}
}
}
}
}
}
}
EM_select_flush(em);
// XXX DAG_id_tag_update(obedit->data, 0);
}
/* will be new face smooth or solid? depends on smoothness of face neighbours
* of new face, if function return 1, then new face will be smooth, when functio
* will return zero, then new face will be solid */
static void fix_new_face(EditMesh *em, EditFace *eface)
{
struct EditFace *efa;
struct EditEdge *eed=NULL;
struct EditVert *v1 = eface->v1, *v2 = eface->v2, *v3 = eface->v3, *v4 = eface->v4;
struct EditVert *ev1=NULL, *ev2=NULL;
short smooth=0; /* "total smoothnes" of faces in neighbourhood */
short coef; /* "weight" of smoothness */
short count=0; /* number of edges with same direction as eface */
short vi00=0, vi01=0, vi10=0, vi11=0; /* vertex indexes */
efa = em->faces.first;
while(efa) {
if(efa==eface) {
efa = efa->next;
continue;
}
coef = 0;
ev1 = ev2 = NULL;
eed = NULL;
if(efa->v1==v1 || efa->v2==v1 || efa->v3==v1 || efa->v4==v1) {
ev1 = v1;
coef++;
}
if(efa->v1==v2 || efa->v2==v2 || efa->v3==v2 || efa->v4==v2) {
if(ev1) ev2 = v2;
else ev1 = v2;
coef++;
}
if(efa->v1==v3 || efa->v2==v3 || efa->v3==v3 || efa->v4==v3) {
if(coef<2) {
if(ev1) ev2 = v3;
else ev1 = v3;
}
coef++;
}
if((v4) && (efa->v1==v4 || efa->v2==v4 || efa->v3==v4 || efa->v4==v4)) {
if(ev1 && coef<2) ev2 = v4;
coef++;
}
/* "democracy" of smoothness */
if(efa->flag & ME_SMOOTH)
smooth += coef;
else
smooth -= coef;
/* try to find edge using vertexes ev1 and ev2 */
if((ev1) && (ev2) && (ev1!=ev2)) eed = findedgelist(em, ev1, ev2);
/* has bordering edge of efa same direction as edge of eface ? */
if(eed) {
if(eed->v1==v1) vi00 = 1;
else if(eed->v1==v2) vi00 = 2;
else if(eed->v1==v3) vi00 = 3;
else if(v4 && eed->v1==v4) vi00 = 4;
if(eed->v2==v1) vi01 = 1;
else if(eed->v2==v2) vi01 = 2;
else if(eed->v2==v3) vi01 = 3;
else if(v4 && eed->v2==v4) vi01 = 4;
if(v4) {
if(vi01==1 && vi00==4) vi00 = 0;
if(vi01==4 && vi00==1) vi01 = 0;
}
else {
if(vi01==1 && vi00==3) vi00 = 0;
if(vi01==3 && vi00==1) vi01 = 0;
}
if(eed->v1==efa->v1) vi10 = 1;
else if(eed->v1==efa->v2) vi10 = 2;
else if(eed->v1==efa->v3) vi10 = 3;
else if(efa->v4 && eed->v1==efa->v4) vi10 = 4;
if(eed->v2==efa->v1) vi11 = 1;
else if(eed->v2==efa->v2) vi11 = 2;
else if(eed->v2==efa->v3) vi11 = 3;
else if(efa->v4 && eed->v2==efa->v4) vi11 = 4;
if(efa->v4) {
if(vi11==1 && vi10==4) vi10 = 0;
if(vi11==4 && vi10==1) vi11 = 0;
}
else {
if(vi11==1 && vi10==3) vi10 = 0;
if(vi11==3 && vi10==1) vi11 = 0;
}
if(((vi00>vi01) && (vi10>vi11)) ||
((vi00<vi01) && (vi10<vi11)))
count++;
else
count--;
}
efa = efa->next;
}
/* set up smoothness according voting of face in neighbourhood */
if(smooth >= 0)
eface->flag |= ME_SMOOTH;
else
eface->flag &= ~ME_SMOOTH;
/* flip face, when too much "face normals" in neighbourhood is different */
if(count > 0) {
flipface(em, eface);
}
}
