void DepthExporter::exportPlyCloud(string filename, int width, int height, const bool* mask, const float* depth, const unsigned char* color) {
ofstream ply;
ply.open(ofToDataPath(filename).c_str(), ios::out | ios::binary);
if (ply.is_open()) {
// create all the vertices
stringstream vertices(ios::in | ios::out | ios::binary);
int total = exportPlyVertices(vertices, width, height, mask, depth, color);
// write the header
ply << "ply" << endl;
ply << "format binary_little_endian 1.0" << endl;
ply << "element vertex " << total << endl;
ply << "property float x" << endl;
ply << "property float y" << endl;
ply << "property float z" << endl;
if (color != NULL) {
ply << "property uchar red" << endl;
ply << "property uchar green" << endl;
ply << "property uchar blue" << endl;
}
ply << "end_header" << endl;
// write all the vertices
ply << vertices.rdbuf();
}
}
int CRodObj::exportElemNodes(FILE *fp, const int baseno, const double *pmatrix, const double thickness)
{
extern void exportPlyVertices(FILE *fp, Vector3d *pVertex, const int nv, double _th, double *pThick, const int baseno, const double *pmatrix);
exportPlyVertices(fp, m_pVertex, m_nVertexCount, thickness, NULL, baseno, pmatrix);
return m_nVertexCount;
}
int CTriangleObj::exportElemNodes(FILE *fp, const int baseno, const double *pmatrix, const double thickness)
{
exportPlyVertices(fp, m_pVertex, m_nVertexCount, thickness, NULL, baseno, pmatrix);
return m_nVertexCount;
}
void DepthExporter::exportPlyMesh(string filename, int width, int height, const bool* mask, const float* depth, const unsigned char* color) {
ofstream ply;
ply.open(ofToDataPath(filename).c_str(), ios::out | ios::binary);
if (ply.is_open()) {
int n = width * height;
unsigned int* names = new unsigned int[n];
// label all the vertices
int total = 0;
for (int i = 0; i < n; i++)
if (!mask[i])
names[i] = total++;
// create all the vertices
stringstream vertices(ios::in | ios::out | ios::binary);
exportPlyVertices(vertices, width, height, mask, depth, color);
// create all the faces
int totalFaces = 0;
int nw, ne, sw, se;
stringstream faces(ios::in | ios::out | ios::binary);
for (int y = 0; y < height - 1; y++) {
for (int x = 0; x < width - 1; x++) {
nw = y * width + x;
ne = nw + 1;
sw = nw + width;
se = ne + width;
if (!mask[nw] && !mask[se]) {
if (!mask[ne]) {
exportPlyFace(faces, names[se], names[ne], names[nw]);
totalFaces++;
}
if (!mask[sw]) {
exportPlyFace(faces, names[sw], names[se], names[nw]);
totalFaces++;
}
} else if (!mask[ne] && !mask[sw]) {
if (!mask[nw]) {
exportPlyFace(faces, names[sw], names[ne], names[nw]);
totalFaces++;
}
if (!mask[se]) {
exportPlyFace(faces, names[sw], names[se], names[ne]);
totalFaces++;
}
}
}
}
// write the header
ply << "ply" << endl;
ply << "format binary_little_endian 1.0" << endl;
ply << "element vertex " << total << endl;
ply << "property float x" << endl;
ply << "property float y" << endl;
ply << "property float z" << endl;
if (color != NULL) {
ply << "property uchar red" << endl;
ply << "property uchar green" << endl;
ply << "property uchar blue" << endl;
}
ply << "element face " << totalFaces << endl;
ply << "property list uchar uint vertex_indices" << endl;
ply << "end_header" << endl;
ply << vertices.rdbuf();
ply << faces.rdbuf();
delete [] names;
}
}
