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Forgot about PC's using backbuffer draw for selecting (no AUX as on OSX),

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so loopselect mode needs refresh of backbuffer during loops
This commit is contained in:
Ton Roosendaal
2004-10-10 22:02:07 +00:00
parent acf754e9e2
commit 2d833b3722
1 changed files with 11 additions and 60 deletions
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71
source/blender/src/editmesh_loop.c
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@@ -722,66 +722,6 @@ parameters: mode tells the function what it should do with the loop:
LOOP_CUT = cut in half
*/
/* does the same as findnearestedge but both vertices of the edge should be on screen*/
static EditEdge *findnearestvisibleedge()
{
EditMesh *em = G.editMesh;
EditEdge *closest, *eed;
EditVert *eve;
short found=0, mval[2];
float distance[2], v1[2], v2[2], mval2[2];
if(em->edges.first==0) return NULL;
else eed=em->edges.first;
/* reset flags */
for(eve=em->verts.first; eve; eve=eve->next){
eve->f &= ~2;
}
calc_meshverts_ext_f2(); /*sets (eve->f & 2) for vertices that aren't visible*/
closest=NULL;
getmouseco_areawin(mval);
mval2[0] = (float)mval[0]; /* cast to float because of the pdist function only taking floats...*/
mval2[1] = (float)mval[1];
eed=em->edges.first;
while(eed) { /* compare the distance to the rest of the edges and find the closest one*/
if( !((eed->v1->f | eed->v2->f) & 2) && (eed->v1->h==0 && eed->v2->h==0) ){ /* only return edges with both vertices on screen */
v1[0] = eed->v1->xs;
v1[1] = eed->v1->ys;
v2[0] = eed->v2->xs;
v2[1] = eed->v2->ys;
distance[1] = PdistVL2Dfl(mval2, v1, v2);
if(distance[1]<50){ /* TODO: make this maximum selecting distance selectable (the same with vertice select?) */
if(found) { /*do we have to compare it to other distances? */
if (distance[1]<distance[0]){
distance[0]=distance[1];
closest=eed; /*save the current closest edge*/
}
} else {
distance[0]=distance[1];
closest=eed;
found=1;
}
}
}
eed= eed->next;
}
/* reset flags */
for(eve=em->verts.first; eve; eve=eve->next){
eve->f &= ~2;
}
if(found) return closest;
else return 0;
}
void loopoperations(char mode)
{
EditMesh *em = G.editMesh;
@@ -802,6 +742,10 @@ void loopoperations(char mode)
SetBlenderCursor(BC_VLOOPCURSOR);
/* Clear flags */
for(eed=em->edges.first; eed; eed=eed->next) eed->f2= 0;
for(efa= em->faces.first; efa; efa=efa->next) efa->f1= 0;
start=NULL;
oldstart=NULL;
@@ -1196,6 +1140,13 @@ void loopoperations(char mode)
/* this also verifies other area/windows for clean swap */
screen_swapbuffers();
/* backbuffer refresh for non-apples (no aux) */
#ifndef __APPLE__
if(G.vd->drawtype>OB_WIRE && (G.vd->flag & V3D_ZBUF_SELECT)) {
backdrawview3d(0);
}
#endif
/*--------- END Preview Lines------------*/
}/*if(start!=NULL){ */