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better comments and removed useless code

This commit is contained in:
Paolo Cignoni 2009-01-15 01:25:15 +00:00
parent 729cd02057
commit f001af1c5c
1 changed files with 4 additions and 20 deletions
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24
vcg/complex/trimesh/point_sampling.h
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@ -298,9 +298,12 @@ static void AllEdge(MetroMesh & m, VertexSampler &ps)
} }
} }
// Regular Uniform Edge sampling
// Each edge is subdivided in a number of pieces proprtional to its lenght
// Sample are choosen without touching the vertices.
static void EdgeUniform(MetroMesh & m, VertexSampler &ps,int sampleNum) static void EdgeUniform(MetroMesh & m, VertexSampler &ps,int sampleNum)
{ {
// Edge sampling.
typedef typename UpdateTopology<MetroMesh>::PEdge SimpleEdge; typedef typename UpdateTopology<MetroMesh>::PEdge SimpleEdge;
std::vector< SimpleEdge > Edges; std::vector< SimpleEdge > Edges;
UpdateTopology<MetroMesh>::FillUniqueEdgeVector(m,Edges); UpdateTopology<MetroMesh>::FillUniqueEdgeVector(m,Edges);
@ -330,25 +333,6 @@ static void EdgeUniform(MetroMesh & m, VertexSampler &ps,int sampleNum)
} }
} }
/*
// sample edges.
typename std::vector<pvv>::iterator ei;
double n_samples_per_length_unit;
double n_samples_decimal = 0.0;
int cnt=0;
if(Flags & SamplingFlags::FACE_SAMPLING) n_samples_per_length_unit = sqrt((double)n_samples_per_area_unit);
else n_samples_per_length_unit = n_samples_per_area_unit;
for(ei=Edges.begin(); ei!=Edges.end(); ++ei)
{
n_samples_decimal += Distance((*ei).first->cP(),(*ei).second->cP()) * n_samples_per_length_unit;
n_samples = (int) n_samples_decimal;
SampleEdge((*ei).first->cP(), (*ei).second->cP(), (int) n_samples);
n_samples_decimal -= (double) n_samples;
}
*/
// Generate the barycentric coords of a random point over a single face, // Generate the barycentric coords of a random point over a single face,
// with a uniform distribution over the triangle. // with a uniform distribution over the triangle.
// It uses the parallelogram folding trick. // It uses the parallelogram folding trick.