void MdlObject::Optimize ()
{
OptimizeVertices();
// remove double linked vertices
vector<Poly*> npl;
for (int a=0;a<poly.size();a++) {
Poly *pl=poly[a];
bool finished;
do {
finished=true;
for (int i=0,j=(int)pl->verts.size()-1;i<pl->verts.size();j=i++)
if (pl->verts[i] == pl->verts[j]) {
pl->verts.erase (pl->verts.begin()+i);
finished=false;
break;
}
} while (!finished);
if (pl->verts.size()>=3)
npl.push_back(pl);
else
delete pl;
}
poly=npl;
InvalidateRenderData();
}
void MdlObject::NormalizeNormals ()
{
for (int a=0;a<verts.size();a++)
verts[a].normal.normalize();
for (int a=0;a<childs.size();a++)
childs[a]->NormalizeNormals ();
InvalidateRenderData();
}
void MdlObject::TransformVertices (const Matrix& transform)
{
Matrix normalTransform = Math::CreateNormalTransform (transform);
// transform and add the child vertices to the parent vertices list
for (int a=0;a<verts.size();a++)
{
Vertex&v = verts[a];
Vector3 tpos, tnormal;
transform.apply (&v.pos, &tpos);
v.pos = tpos;
normalTransform.apply (&v.normal, &tnormal);
v.normal = tnormal;
}
InvalidateRenderData();
}
void PolyMesh::MoveGeometry (PolyMesh *dst)
{
// offset the vertex indices and move polygons
for (unsigned int a=0;a<poly.size();a++)
{
Poly *pl = poly[a];
for (unsigned int b=0;b<pl->verts.size();b++)
pl->verts [b] += (int)dst->verts.size();
}
dst->poly.insert (dst->poly.end(), poly.begin(),poly.end());
poly.clear ();
// insert the child vertices
dst->verts.insert (dst->verts.end(),verts.begin(),verts.end());
verts.clear ();
InvalidateRenderData();
}
