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

added bestmachting normal

This commit is contained in:
Paolo Cignoni 2007-05-29 14:01:24 +00:00
parent 38bb37185a
commit 7b85798562
1 changed files with 24 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
vcg/math/gen_normal.h
View File

@ -110,6 +110,29 @@ static void Perturb(std::vector<Point3<ScalarType > > &NN)
}
/*
Trova la normale piu vicina a quella data.
Assume che tutte normale in ingresso sia normalizzata;
*/
static int BestMatchingNormal(const Point3x &n, std::vector<Point3x> &nv)
{
int ret=-1;
ScalarType bestang=-1;
ScalarType cosang;
typename std::vector<Point3x>::iterator ni;
for(ni=nv.begin();ni!=nv.end();++ni)
{
cosang=(*ni)*n;
if(cosang>bestang) {
bestang=cosang;
ret=ni-nv.begin();
}
}
assert(ret>=0 && ret <nv.size());
return ret;
}
private :
class OctaLevel
{
@ -118,7 +141,7 @@ class OctaLevel
int level;
int sz;
Point3f &Val(int i, int j) {
Point3x &Val(int i, int j) {
assert(i>=0 && i<sz);
assert(j>=0 && j<sz);
return v[i+j*sz];