manolas
/
vcglib
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

fixed in-place version.

This commit is contained in:
Marco Di Benedetto 2009-10-26 12:19:21 +00:00
parent d3243585c5
commit a80c4d25ef
1 changed files with 26 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
vcg/complex/trimesh/attribute_seam.h
View File

@ -68,54 +68,52 @@ class AttributeSeam
typedef typename src_trimesh_t::VertexIterator src_vertex_i;
typedef typename src_trimesh_t::FaceType src_face_t;
typedef typename src_trimesh_t::FaceIterator src_face_i;
typedef typename src_trimesh_t::VertContainer src_vertex_container_t;
typedef vcg::tri::Allocator<src_trimesh_t> src_mesh_allocator_t;
typedef typename src_mesh_allocator_t :: template PointerUpdater<typename src_trimesh_t::VertexPointer> src_pointer_updater_t;
if ((src.vn <= 0) || (src.fn <= 0))
{
return true;
}
src_pointer_updater_t pt_upd;
src_vertex_i vi = src_mesh_allocator_t::AddVertices(src, 1, pt_upd);
src_vertex_t * vtx = &(*vi);
src_vertex_t * vtxbase = &(src.vert[0]);
const size_t vertex_count = src.vert.size();
const size_t vertex_pool_size = vertex_count;
const src_vertex_t * vtxbase = &(src.vert[0]);
std::vector<int> vloc;
vloc.reserve(vertex_pool_size);
vloc.resize(vertex_count, -2);
std::vector<src_vertex_t> & new_vertices = src.vert;
src_vertex_t vtx;
int vcount = int(new_vertices.size());
int vcount = int(src.vert.size());
int idx = 0;
src_vertex_i vi;
for (src_face_i it=src.face.begin(); it!=src.face.end(); ++it)
{
src_face_t & f = (*it);
if (f.IsD()) continue;
for (int k=0; k<3; ++k)
{
idx = (f.cV(k) - vtxbase);
v_extract(src, f, k, src, vtx);
v_extract(src, f, k, src, *vtx);
if (vloc[idx] == -2)
{
vloc[idx] = -1;
new_vertices[idx] = vtx;
src.vert[idx].ImportLocal(*vtx);
}
else
{
int vidx = idx;
do
{
if (v_compare(src, new_vertices[vidx], vtx)) break;
if (v_compare(src, src.vert[vidx], *vtx)) break;
vidx = vloc[vidx];
} while (vidx >= 0);
@ -124,10 +122,11 @@ class AttributeSeam
vloc.push_back(vloc[idx]);
vloc[idx] = vcount;
vi = src_mesh_allocator_t::AddVertices(src, 1);
*vi = vtx;
vi = src_mesh_allocator_t::AddVertices(src, 1, pt_upd);
pt_upd.Update(vtx);
pt_upd.Update(vtxbase);
vtxbase = &(src.vert[0]);
(*vi).ImportLocal(*vtx);
idx = vcount;
vcount++;
@ -142,6 +141,8 @@ class AttributeSeam
}
}
src_mesh_allocator_t::DeleteVertex(src, *vtx);
return true;
}
@ -176,11 +177,6 @@ class AttributeSeam
return true;
}
dst_trimesh_t dummy_mesh;
dummy_mesh.vert = dst.vert;
dst_mesh_allocator_t::AddVertices(dummy_mesh, 1);
dst_vertex_t & vtx = dummy_mesh.vert[0];
const size_t vertex_count = src.vert.size();
const size_t vertex_pool_size = vertex_count;
@ -193,8 +189,8 @@ class AttributeSeam
dst_vertex_i vv;
dst_pointer_updater_t pt_upd;
pt_upd.preventUpdateFlag = true;
dst_mesh_allocator_t::AddVertices(dst, int(vertex_count), pt_upd);
dst_mesh_allocator_t::AddVertices(dst, 1 + int(vertex_count), pt_upd);
dst_vertex_t * vtx = &(dst.vert[0]);
dst_face_i fbase = dst_mesh_allocator_t::AddFaces(dst, src.fn);
dst_face_i fi = fbase;
@ -205,7 +201,6 @@ class AttributeSeam
for (src_face_ci it=src.face.begin(); it!=src.face.end(); ++it)
{
const src_face_t & wf = (*it);
if (wf.IsD()) continue;
dst_face_t & vf = (*fi);
@ -214,19 +209,19 @@ class AttributeSeam
{
idx = (wf.cV(k) - vtxbase);
v_extract(src, wf, k, dst, vtx);
v_extract(src, wf, k, dst, *vtx);
if (vloc[idx] == -2)
{
vloc[idx] = -1;
v_copy(dst, vtx, dst.vert[idx]);
v_copy(dst, *vtx, dst.vert[idx]);
}
else
{
int vidx = idx;
do
{
if (v_compare(dst, dst.vert[vidx], vtx)) break;
if (v_compare(dst, dst.vert[vidx], *vtx)) break;
vidx = vloc[vidx];
} while (vidx >= 0);
@ -236,7 +231,8 @@ class AttributeSeam
vloc[idx] = vcount;
vv = dst_mesh_allocator_t::AddVertices(dst, 1, pt_upd);
v_copy(dst, vtx, *vv);
pt_upd.Update(vtx);
v_copy(dst, *vtx, *vv);
idx = vcount;
vcount++;
@ -269,6 +265,8 @@ class AttributeSeam
vf.V(2) = vstart + reinterpret_cast<const int>(vf.V(2));
}
dst_mesh_allocator_t::DeleteVertex(dst, *vtx);
return true;
}
};