void WritePly(const std::vector<CVector<3,double> >& result, const Field<2,float>& mask, std::string filename)
{
// generate face indices
Field<2,int> index(mask.size());
for (int y=0, idx=0; y<mask.size(1); y++)
for (int x=0; x<mask.size(0); x++)
if (mask.cell(x,y))
index.cell(x,y)=idx++;
else
index.cell(x,y)=-1;
std::vector<CVector<3,int> > face;
for (int y=0; y<mask.size(1)-1; y++)
{
for (int x=0; x<mask.size(0)-1; x++)
{
// sore in CCW order
if (mask.cell(x,y) && mask.cell(x+1,y) && mask.cell(x+1,y+1) &&
!distorted(index.cell(x,y),index.cell(x+1,y),index.cell(x+1,y+1),result))
face.push_back(make_vector(index.cell(x,y),index.cell(x+1,y+1),index.cell(x+1,y)));
if (mask.cell(x,y) && mask.cell(x+1,y+1) && mask.cell(x,y+1) &&
!distorted(index.cell(x,y),index.cell(x+1,y+1),index.cell(x,y+1),result))
face.push_back(make_vector(index.cell(x,y),index.cell(x,y+1),index.cell(x+1,y+1)));
}
}
TRACE("ply => %s\n",filename.c_str());
FILE *fw = fopen(filename.c_str(), "wb");
fprintf(fw,
"ply\n"
"format binary_little_endian 1.0\n"
"element vertex %d\n"
"property float x\n"
"property float y\n"
"property float z\n"
"element face %d\n"
"property list uchar int vertex_indices\n"
"end_header\n", result.size(), face.size());
for (int i=0; i<result.size(); i++)
{
CVector<3,float> p = make_vector(result[i][0],result[i][1],result[i][2]);
fwrite(&p, 12, 1, fw);
}
for (int i=0; i<face.size(); i++)
{
fputc(3,fw);
fwrite(&face[i], 12, 1, fw);
}
fclose(fw);
}
int
poor_distorted_font_rep::index_glyph (string s, font_metric& fnm,
font_glyphs& fng) {
int c= base->index_glyph (s, fnm, fng);
if (c < 0) return c;
//fnm= distorted (fnm, kind);
fng= distorted (fng, kind, wfn);
return c;
}
