void walk_view_draw_select_mesh_get_grow_handles(int mesh_idx,int *px,int *py,int *pz)
{
d3pnt min,max;
map_mesh_calculate_extent(&map,mesh_idx,&min,&max);
px[0]=px[3]=px[4]=px[7]=min.x;
pz[0]=pz[1]=pz[4]=pz[5]=min.z;
px[1]=px[2]=px[5]=px[6]=max.x;
pz[2]=pz[3]=pz[6]=pz[7]=max.z;
py[0]=py[1]=py[2]=py[3]=min.y;
py[4]=py[5]=py[6]=py[7]=max.y;
}
void map_mesh_resize(map_type *map,int mesh_idx,d3pnt *min,d3pnt *max)
{
int n,nvertex;
d3pnt *pt,org_min,org_max,dif,org_dif;
d3vct fct;
map_mesh_type *mesh;
// get original size and uv center
map_mesh_calculate_extent(map,mesh_idx,&org_min,&org_max);
// get resize factor
dif.x=max->x-min->x;
dif.y=max->y-min->y;
dif.z=max->z-min->z;
org_dif.x=org_max.x-org_min.x;
org_dif.y=org_max.y-org_min.y;
org_dif.z=org_max.z-org_min.z;
fct.x=fct.y=fct.z=0.0f;
if (org_dif.x!=0) fct.x=(float)dif.x/(float)org_dif.x;
if (org_dif.y!=0) fct.y=(float)dif.y/(float)org_dif.y;
if (org_dif.z!=0) fct.z=(float)dif.z/(float)org_dif.z;
// resize vertexes
mesh=&map->mesh.meshes[mesh_idx];
// resize vertexes
nvertex=mesh->nvertex;
pt=mesh->vertexes;
for (n=0; n!=nvertex; n++) {
pt->x=(int)((float)(pt->x-org_min.x)*fct.x)+min->x;
pt->y=(int)((float)(pt->y-org_min.y)*fct.y)+min->y;
pt->z=(int)((float)(pt->z-org_min.z)*fct.z)+min->z;
pt++;
}
}
void piece_resize(void)
{
int n,sel_count,type,mesh_idx,poly_idx;
d3pnt min,max,mpt;
d3fpnt scale;
// setup scale
mesh_idx=-1;
sel_count=select_count();
for (n=0;n!=sel_count;n++) {
select_get(n,&type,&mesh_idx,&poly_idx);
if (type==item_map_mesh) break;
}
if (mesh_idx==-1) return;
map_mesh_calculate_extent(&map,mesh_idx,&min,&max);
scale.x=(float)abs(max.x-min.x);
scale.y=(float)abs(max.y-min.y);
scale.z=(float)abs(max.z-min.z);
// run dialog
if (!dialog_scale_run(&scale)) return;
if ((scale.x<=0.0f) || (scale.y<=0.0f) || (scale.z<=0.0f)) return;
// resize meshes
map_undo_push();
for (n=0;n!=sel_count;n++) {
select_get(n,&type,&mesh_idx,&poly_idx);
if (type==item_map_mesh) {
// resize piece
map_mesh_calculate_extent(&map,mesh_idx,&min,&max);
map_mesh_calculate_center(&map,mesh_idx,&mpt);
min.x=(int)((float)(min.x-mpt.x)*scale.x)+mpt.x;
min.y=(int)((float)(min.y-mpt.y)*scale.y)+mpt.y;
min.z=(int)((float)(min.z-mpt.z)*scale.z)+mpt.z;
max.x=(int)((float)(max.x-mpt.x)*scale.x)+mpt.x;
max.y=(int)((float)(max.y-mpt.y)*scale.y)+mpt.y;
max.z=(int)((float)(max.z-mpt.z)*scale.z)+mpt.z;
map_mesh_resize(&map,mesh_idx,&min,&max);
view_vbo_mesh_rebuild(mesh_idx);
// handle any cascades
view_click_fix_cascade_size(mesh_idx);
}
}
main_wind_draw();
}
