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openMVS/vcglib/wrap/io_trimesh/import_ply.h

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/****************************************************************************
* VCGLib o o *
* Visual and Computer Graphics Library o o *
* _ O _ *
* Copyright(C) 2004-2016 \/)\/ *
* Visual Computing Lab /\/| *
* ISTI - Italian National Research Council | *
* \ *
* All rights reserved. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt) *
* for more details. *
* *
****************************************************************************/
#ifndef __VCGLIB_IMPORTERPLY
#define __VCGLIB_IMPORTERPLY
#include <stddef.h>
#include<wrap/callback.h>
#include<wrap/ply/plylib.h>
#include<wrap/io_trimesh/io_mask.h>
#include<wrap/io_trimesh/io_ply.h>
#include<vcg/complex/algorithms/create/platonic.h>
namespace vcg {
namespace tri {
namespace io {
template <class TYPE>
int PlyType () { return 0;}
// 10/6/05 Cignoni this specialization must be inlined becouse otherwise if we include this
// .h in two different cpp we should get a double definition error during linking
template <> inline int PlyType <float >() { return ply::T_FLOAT; }
template <> inline int PlyType <double>() { return ply::T_DOUBLE; }
template <> inline int PlyType <int >() { return ply::T_INT; }
template <> inline int PlyType <short >() { return ply::T_SHORT; }
template <> inline int PlyType <unsigned char >() { return ply::T_UCHAR; }
/**
This class encapsulate a filter for opening ply meshes.
The ply file format is quite extensible...
*/
template <class OpenMeshType>
class ImporterPLY
{
public:
typedef ::vcg::ply::PropDescriptor PropDescriptor ;
typedef typename OpenMeshType::VertexPointer VertexPointer;
typedef typename OpenMeshType::ScalarType ScalarType;
typedef typename OpenMeshType::VertexType VertexType;
typedef typename VertexType::QualityType VertQualityType;
typedef typename OpenMeshType::FaceType FaceType;
typedef typename FaceType::QualityType FaceQualityType;
typedef typename VertexType::TexCoordType::ScalarType TexScalarType;
typedef typename OpenMeshType::VertexIterator VertexIterator;
typedef typename OpenMeshType::FaceIterator FaceIterator;
typedef typename OpenMeshType::EdgeIterator EdgeIterator;
#define MAX_USER_DATA 256
// Auxiliary structure for reading ply files
template<class S>
struct LoadPly_FaceAux
{
unsigned char size;
int v[512];
int flags;
S n[3];
S q;
float texcoord[32];
unsigned char ntexcoord;
int texcoordind;
float colors[32];
unsigned char ncolors;
unsigned char r;
unsigned char g;
unsigned char b;
unsigned char a;
unsigned char data[MAX_USER_DATA];
};
struct LoadPly_TristripAux
{
int size;
int *v;
unsigned char data[MAX_USER_DATA];
};
struct LoadPly_EdgeAux
{
int v1,v2;
unsigned char data[MAX_USER_DATA];
};
// Yet another auxiliary data structure for loading some strange ply files
// the original stanford range data...
struct LoadPly_RangeGridAux {
unsigned char num_pts;
int pts[5];
};
// Auxiliary structure to load vertex data
template<class S>
struct LoadPly_VertAux
{
S p[3];
S n[3];
int flags;
S q; // the confidence
float intensity;
unsigned char r;
unsigned char g;
unsigned char b;
unsigned char a;
unsigned char data[MAX_USER_DATA];
float radius;
float u,v,w;
};
// Auxiliary structure to load the camera
struct LoadPly_Camera
{
float view_px;
float view_py;
float view_pz;
float x_axisx;
float x_axisy;
float x_axisz;
float y_axisx;
float y_axisy;
float y_axisz;
float z_axisx;
float z_axisy;
float z_axisz;
float focal;
float scalex;
float scaley;
float centerx;
float centery;
int viewportx;
int viewporty;
float k1;
float k2;
float k3;
float k4;
};
#define _VERTDESC_LAST_ 34
static const PropDescriptor &VertDesc(int i)
{
static const PropDescriptor pv[_VERTDESC_LAST_]={
/**** { elename, propname, storedtype1, memtype1, memoffset, */
/*00*/ {"vertex", "x", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,p),0,0,0,0,0 ,0},
/*01*/ {"vertex", "y", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,p) + sizeof(ScalarType),0,0,0,0,0 ,0},
/*02*/ {"vertex", "z", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,p) + 2*sizeof(ScalarType),0,0,0,0,0 ,0},
/*03*/ {"vertex", "flags", ply::T_INT, ply::T_INT, offsetof(LoadPly_VertAux<ScalarType>,flags),0,0,0,0,0 ,0},
/*04*/ {"vertex", "quality", ply::T_FLOAT, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,q),0,0,0,0,0 ,0},
/*05*/ {"vertex", "red", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,r),0,0,0,0,0 ,0},
/*06*/ {"vertex", "green", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,g),0,0,0,0,0 ,0},
/*07*/ { "vertex", "blue", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,b),0,0,0,0,0 ,0},
/*08*/ { "vertex", "alpha", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,a),0,0,0,0,0 ,0},
/*09*/ {"vertex", "diffuse_red", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,r),0,0,0,0,0 ,0},
/*10*/ {"vertex", "diffuse_green", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,g),0,0,0,0,0 ,0},
/*11*/ {"vertex", "diffuse_blue", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,b),0,0,0,0,0 ,0},
/*12*/ {"vertex", "diffuse_alpha", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_VertAux<ScalarType>,a),0,0,0,0,0 ,0},
/*13*/ {"vertex", "confidence", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,q),0,0,0,0,0 ,0},
/*14*/ {"vertex", "nx", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n) ,0,0,0,0,0 ,0},
/*15*/ {"vertex", "ny", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n) + 1*sizeof(ScalarType),0,0,0,0,0 ,0},
/*16*/ {"vertex", "nz", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_VertAux<ScalarType>,n) + 2*sizeof(ScalarType),0,0,0,0,0 ,0},
/*17*/ {"vertex", "radius", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,radius),0,0,0,0,0 ,0},
/*18*/ {"vertex", "texture_u", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,u),0,0,0,0,0 ,0},
/*19*/ {"vertex", "texture_v", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,v),0,0,0,0,0 ,0},
/*20*/ {"vertex", "texture_w", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,w),0,0,0,0,0 ,0},
/*21*/ {"vertex", "intensity", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,intensity),0,0,0,0,0 ,0},
/*22*/ {"vertex", "s", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,u),0,0,0,0,0 ,0},
/*23*/ {"vertex", "t", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,v),0,0,0,0,0 ,0},
// DOUBLE
/*24*/ {"vertex", "x", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,p),0,0,0,0,0 ,0},
/*25*/ {"vertex", "y", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,p) + sizeof(ScalarType) ,0,0,0,0,0 ,0},
/*26*/ {"vertex", "z", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,p) + 2*sizeof(ScalarType),0,0,0,0,0 ,0},
/*27*/ {"vertex", "nx", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,n) ,0,0,0,0,0 ,0},
/*28*/ {"vertex", "ny", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,n) + 1*sizeof(ScalarType),0,0,0,0,0 ,0},
/*29*/ {"vertex", "nz", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,n) + 2*sizeof(ScalarType),0,0,0,0,0 ,0},
/*30*/ {"vertex", "radius", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,radius),0,0,0,0,0 ,0},
/*31*/ {"vertex", "quality", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,q),0,0,0,0,0 ,0},
/*32*/ {"vertex", "texture_u", ply::T_DOUBLE, PlyType<TexScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,u),0,0,0,0,0 ,0},
/*33*/ {"vertex", "texture_v", ply::T_DOUBLE, PlyType<TexScalarType>(), offsetof(LoadPly_VertAux<ScalarType>,v),0,0,0,0,0 ,0},
};
return pv[i];
}
#define _FACEDESC_FIRST_ 13 // the first descriptor with possible vertex indices
#define _FACEDESC_LAST_ 29
static const PropDescriptor &FaceDesc(int i)
{
static const PropDescriptor qf[_FACEDESC_LAST_]=
{
/* on file on memory on file on memory */
/* 0 */ {"face", "vertex_indices", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_UCHAR, ply::T_UCHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 1 */ {"face", "flags", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,flags), 0,0,0,0,0 ,0},
/* 2 */ {"face", "quality", ply::T_FLOAT, PlyType<ScalarType>(), offsetof(LoadPly_FaceAux<ScalarType>,q), 0,0,0,0,0 ,0},
/* 3 */ {"face", "texcoord", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_FaceAux<ScalarType>,texcoord), 1,0,ply::T_UCHAR, ply::T_UCHAR,offsetof(LoadPly_FaceAux<ScalarType>,ntexcoord) ,0},
/* 4 */ {"face", "color", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_FaceAux<ScalarType>,colors), 1,0,ply::T_UCHAR, ply::T_UCHAR,offsetof(LoadPly_FaceAux<ScalarType>,ncolors) ,0},
/* 5 */ {"face", "texnumber", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,texcoordind), 0,0,0,0,0 ,0},
/* 6 */ {"face", "red" , ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_FaceAux<ScalarType>,r), 0,0,0,0,0 ,0},
/* 7 */ {"face", "green", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_FaceAux<ScalarType>,g), 0,0,0,0,0 ,0},
/* 8 */ {"face", "blue", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_FaceAux<ScalarType>,b), 0,0,0,0,0 ,0},
/* 9 */ {"face", "alpha", ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_FaceAux<ScalarType>,a), 0,0,0,0,0 ,0},
/* 10 */ {"face", "nx", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) ,0,0,0,0,0 ,0},
/* 11 */ {"face", "ny", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) + 1*sizeof(ScalarType),0,0,0,0,0 ,0},
/* 12 */ {"face", "nz", ply::T_FLOAT, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) + 2*sizeof(ScalarType),0,0,0,0,0 ,0},
/* 13 */ {"face", "vertex_index", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_UCHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 14 */ {"face", "vertex_index", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_CHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 15 */ {"face", "vertex_index", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_INT, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 16 */ {"face", "vertex_indices", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_CHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 17 */ {"face", "vertex_indices", ply::T_INT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_INT, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 18 */ {"face", "vertex_indices", ply::T_UINT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_UCHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 19 */ {"face", "vertex_indices", ply::T_UINT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_CHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 20 */ {"face", "vertex_indices", ply::T_UINT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_INT, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 21 */ {"face", "vertex_indices", ply::T_UINT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_USHORT,ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 22 */ {"face", "vertex_indices", ply::T_SHORT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_CHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 23 */ {"face", "vertex_indices", ply::T_SHORT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_UCHAR, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
/* 24 */ {"face", "vertex_indices", ply::T_SHORT, ply::T_INT, offsetof(LoadPly_FaceAux<ScalarType>,v), 1,0,ply::T_INT, ply::T_CHAR,offsetof(LoadPly_FaceAux<ScalarType>,size) ,0},
// DOUBLE
/* 25 */ {"face", "quality", ply::T_DOUBLE, PlyType<ScalarType>(), offsetof(LoadPly_FaceAux<ScalarType>,q), 0,0,0,0,0 ,0},
/* 26 */ {"face", "nx", ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) ,0,0,0,0,0 ,0},
/* 27 */ {"face", "ny", ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) + 1*sizeof(ScalarType),0,0,0,0,0 ,0},
/* 28 */ {"face", "nz", ply::T_DOUBLE, PlyType<ScalarType>(),offsetof(LoadPly_FaceAux<ScalarType>,n) + 2*sizeof(ScalarType),0,0,0,0,0 ,0}
};
return qf[i];
}
static const PropDescriptor &TristripDesc(int i)
{
static const PropDescriptor qf[1]=
{
{"tristrips","vertex_indices", ply::T_INT, ply::T_INT, offsetof(LoadPly_TristripAux,v), 1,1,ply::T_INT,ply::T_INT,offsetof(LoadPly_TristripAux,size) ,0},
};
return qf[i];
}
static const PropDescriptor &EdgeDesc(int i)
{
static const PropDescriptor qf[4]=
{
{"edge","vertex1", ply::T_INT, ply::T_INT, offsetof(LoadPly_EdgeAux,v1), 0,0,0,0,0 ,0},
{"edge","vertex2", ply::T_INT, ply::T_INT, offsetof(LoadPly_EdgeAux,v2), 0,0,0,0,0 ,0},
{"edge","vertex1", ply::T_UINT, ply::T_INT, offsetof(LoadPly_EdgeAux,v1), 0,0,0,0,0 ,0},
{"edge","vertex2", ply::T_UINT, ply::T_INT, offsetof(LoadPly_EdgeAux,v2), 0,0,0,0,0 ,0},
};
return qf[i];
}
// Descriptor for the Stanford Data Repository Range Maps.
// In practice a grid with some invalid elements. Coords are saved only for good elements
static const PropDescriptor &RangeDesc(int i)
{
static const PropDescriptor range_props[1] = {
{"range_grid","vertex_indices", ply::T_INT, ply::T_INT, offsetof(LoadPly_RangeGridAux,pts), 1, 0, ply::T_UCHAR, ply::T_UCHAR, offsetof(LoadPly_RangeGridAux,num_pts),0},
};
return range_props[i];
}
static const PropDescriptor &CameraDesc(int i)
{
static const PropDescriptor cad[23] =
{
{"camera","view_px",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,view_px),0,0,0,0,0 ,0},
{"camera","view_py",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,view_py),0,0,0,0,0 ,0},
{"camera","view_pz",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,view_pz),0,0,0,0,0 ,0},
{"camera","x_axisx",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,x_axisx),0,0,0,0,0 ,0},
{"camera","x_axisy",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,x_axisy),0,0,0,0,0 ,0},
{"camera","x_axisz",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,x_axisz),0,0,0,0,0 ,0},
{"camera","y_axisx",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,y_axisx),0,0,0,0,0 ,0},
{"camera","y_axisy",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,y_axisy),0,0,0,0,0 ,0},
{"camera","y_axisz",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,y_axisz),0,0,0,0,0 ,0},
{"camera","z_axisx",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,z_axisx),0,0,0,0,0 ,0},
{"camera","z_axisy",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,z_axisy),0,0,0,0,0 ,0},
{"camera","z_axisz",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,z_axisz),0,0,0,0,0 ,0},
{"camera","focal" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,focal ),0,0,0,0,0 ,0},
{"camera","scalex" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,scalex ),0,0,0,0,0 ,0},
{"camera","scaley" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,scaley ),0,0,0,0,0 ,0},
{"camera","centerx",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,centerx),0,0,0,0,0 ,0},
{"camera","centery",ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,centery),0,0,0,0,0 ,0},
{"camera","viewportx",ply::T_INT,ply::T_INT ,offsetof(LoadPly_Camera,viewportx),0,0,0,0,0 ,0},
{"camera","viewporty",ply::T_INT,ply::T_INT ,offsetof(LoadPly_Camera,viewporty),0,0,0,0,0 ,0},
{"camera","k1" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,k1 ),0,0,0,0,0 ,0},
{"camera","k2" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,k2 ),0,0,0,0,0 ,0},
{"camera","k3" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,k3 ),0,0,0,0,0 ,0},
{"camera","k4" ,ply::T_FLOAT,ply::T_FLOAT,offsetof(LoadPly_Camera,k4 ),0,0,0,0,0 ,0}
};
return cad[i];
}
/// Standard call for knowing the meaning of an error code
static const char *ErrorMsg(int error)
{
static std::vector<std::string> ply_error_msg;
if(ply_error_msg.empty())
{
ply_error_msg.resize(PlyInfo::E_MAXPLYINFOERRORS );
ply_error_msg[ply::E_NOERROR ]="No errors";
ply_error_msg[ply::E_CANTOPEN ]="Can't open file";
ply_error_msg[ply::E_NOTHEADER ]="Header not found";
ply_error_msg[ply::E_UNESPECTEDEOF ]="Eof in header";
ply_error_msg[ply::E_NOFORMAT ]="Format not found";
ply_error_msg[ply::E_SYNTAX ]="Syntax error on header";
ply_error_msg[ply::E_PROPOUTOFELEMENT]="Property without element";
ply_error_msg[ply::E_BADTYPENAME ]="Bad type name";
ply_error_msg[ply::E_ELEMNOTFOUND ]="Element not found";
ply_error_msg[ply::E_PROPNOTFOUND ]="Property not found";
ply_error_msg[ply::E_BADTYPE ]="Bad type on addtoread";
ply_error_msg[ply::E_INCOMPATIBLETYPE]="Incompatible type";
ply_error_msg[ply::E_BADCAST ]="Bad cast";
ply_error_msg[PlyInfo::E_NO_VERTEX ]="No vertex field found";
ply_error_msg[PlyInfo::E_NO_FACE ]="No face field found";
ply_error_msg[PlyInfo::E_SHORTFILE ]="Unexpected EOF";
ply_error_msg[PlyInfo::E_NO_3VERTINFACE ]="Face with more than 3 vertices";
ply_error_msg[PlyInfo::E_BAD_VERT_INDEX ]="Bad vertex index in face";
ply_error_msg[PlyInfo::E_BAD_VERT_INDEX_EDGE ]="Bad vertex index in edge";
ply_error_msg[PlyInfo::E_NO_6TCOORD ]="Face with no 6 texture coordinates";
ply_error_msg[PlyInfo::E_DIFFER_COLORS ]="Number of color differ from vertices";
}
if(error>PlyInfo::E_MAXPLYINFOERRORS || error<0) return "Unknown error";
else return ply_error_msg[error].c_str();
};
// to check if a given error is critical or not.
static bool ErrorCritical(int err)
{
if ((err == ply::E_NOERROR) || (err == PlyInfo::E_NO_FACE)) return false;
return true;
}
/// Standard call for reading a mesh, returns 0 on success.
static int Open( OpenMeshType &m, const char * filename, CallBackPos *cb=0)
{
PlyInfo pi;
pi.cb=cb;
return Open(m, filename, pi);
}
/// Read a mesh and store in loadmask the loaded field
/// Note that loadmask is not read! just modified. You cannot specify what fields
/// have to be read. ALL the data for which your mesh HasSomething and are present
/// in the file are read in.
static int Open( OpenMeshType &m, const char * filename, int & loadmask, CallBackPos *cb =0)
{
PlyInfo pi;
pi.cb=cb;
int r = Open(m, filename,pi);
loadmask=pi.mask;
return r;
}
/// read a mesh with all the possible option specified in the PlyInfo obj, returns 0 on success.
static int Open( OpenMeshType &m, const char * filename, PlyInfo &pi )
{
assert(filename!=0);
std::vector<VertexPointer> index; // vector of vertex pointers filled at the end of the vertex loading.
LoadPly_FaceAux<ScalarType> fa;
LoadPly_EdgeAux ea;
LoadPly_VertAux<ScalarType> va;
pi.mask = 0;
bool hasIntensity = false; // the intensity is a strange way to code single channel color used sometimes in rangemap. it is a kind of color. so it do not need another entry in the IOM mask.
bool multit = false; // true if texture has a per face int spec the texture index
va.flags = 42;
pi.status = ::vcg::ply::E_NOERROR;
/*
// TO BE REMOVED: tv not used AND "spurious" vertex declaration causes error if ocf
// init defaults
VertexType tv;
//tv.ClearFlags();
if (vcg::tri::HasPerVertexQuality(m)) tv.Q() = (typename OpenMeshType::VertexType::QualityType)1.0;
if (vcg::tri::HasPerVertexColor (m)) tv.C() = Color4b(Color4b::White);
*/
// Descrittori delle strutture
//bool isvflags = false; // Il file contiene i flags
// The main descriptor of the ply file
vcg::ply::PlyFile pf;
// Open the file and parse the header
if( pf.Open(filename,vcg::ply::PlyFile::MODE_READ)==-1 )
{
pi.status = pf.GetError();
return pi.status;
}
pi.header = pf.GetHeader();
// Descrittori della camera
{ // Check that all the camera properties are present.
bool found = true;
for(int i=0;i<23;++i)
{
if( pf.AddToRead(CameraDesc(i))==-1 ) {
found = false;
break;
}
}
if(found) pi.mask |= Mask::IOM_CAMERA;
}
// Standard data desciptors (vertex coord and faces)
if( pf.AddToRead(VertDesc(0))==-1 && pf.AddToRead(VertDesc(24)) ) { pi.status = PlyInfo::E_NO_VERTEX; return pi.status; }
if( pf.AddToRead(VertDesc(1))==-1 && pf.AddToRead(VertDesc(25)) ) { pi.status = PlyInfo::E_NO_VERTEX; return pi.status; }
if( pf.AddToRead(VertDesc(2))==-1 && pf.AddToRead(VertDesc(26)) ) { pi.status = PlyInfo::E_NO_VERTEX; return pi.status; }
if( pf.AddToRead(FaceDesc(0))==-1 ) // Se fallisce si prova anche la sintassi di rapidform con index al posto di indices
{
int ii;
for (ii=_FACEDESC_FIRST_;ii< _FACEDESC_LAST_;++ii)
if( pf.AddToRead(FaceDesc(ii))!=-1 ) break;
if (ii==_FACEDESC_LAST_)
if(pf.AddToRead(TristripDesc(0))==-1) // Se fallisce tutto si prova a vedere se ci sono tristrip alla levoy.
if(pf.AddToRead(RangeDesc(0))==-1) // Se fallisce tutto si prova a vedere se ci sono rangemap alla levoy.
{
pi.status = PlyInfo::E_NO_FACE;
//return pi.status; no face is not a critical error. let's continue.
}
}
// Optional flag descriptors
if((pf.AddToRead(EdgeDesc(0) )!= -1 || pf.AddToRead(EdgeDesc(2) )!= -1) &&
(pf.AddToRead(EdgeDesc(1)) != -1 || pf.AddToRead(EdgeDesc(3)) != -1))
pi.mask |= Mask::IOM_EDGEINDEX;
if(vcg::tri::HasPerVertexFlags(m) && pf.AddToRead(VertDesc(3))!=-1 )
pi.mask |= Mask::IOM_VERTFLAGS;
if( vcg::tri::HasPerVertexNormal(m) )
{
if( pf.AddToRead(VertDesc(14))!=-1 && pf.AddToRead(VertDesc(15))!=-1 && pf.AddToRead(VertDesc(16))!=-1 )
pi.mask |= Mask::IOM_VERTNORMAL;
else // try also for Normals stored with doubles
if( pf.AddToRead(VertDesc(27))!=-1 && pf.AddToRead(VertDesc(28))!=-1 && pf.AddToRead(VertDesc(29))!=-1 )
pi.mask |= Mask::IOM_VERTNORMAL;
}
if( vcg::tri::HasPerVertexQuality(m) )
{
if( pf.AddToRead(VertDesc(4))!=-1 ||
pf.AddToRead(VertDesc(13))!=-1 )
pi.mask |= Mask::IOM_VERTQUALITY;
else
if (pf.AddToRead(VertDesc(31))!=-1)
pi.mask |= Mask::IOM_VERTQUALITY;
}
if(vcg::tri::HasPerVertexColor(m) )
{
if( pf.AddToRead(VertDesc(5))!=-1 )
{
pf.AddToRead(VertDesc(6));
pf.AddToRead(VertDesc(7));
pf.AddToRead(VertDesc(8));
pi.mask |= Mask::IOM_VERTCOLOR;
}
if( pf.AddToRead(VertDesc(9))!=-1 )
{
pf.AddToRead(VertDesc(10));
pf.AddToRead(VertDesc(11));
pf.AddToRead(VertDesc(12));
pi.mask |= Mask::IOM_VERTCOLOR;
}
if( pf.AddToRead(VertDesc(21))!=-1 )
{
hasIntensity = true;
pi.mask |= Mask::IOM_VERTCOLOR;
}
}
if( tri::HasPerVertexTexCoord(m) )
{
if(( pf.AddToRead(VertDesc(22))!=-1 )&& (pf.AddToRead(VertDesc(23))!=-1))
{
pi.mask |= Mask::IOM_VERTTEXCOORD;
}
if(( pf.AddToRead(VertDesc(18))!=-1 )&& (pf.AddToRead(VertDesc(19))!=-1))
{
pi.mask |= Mask::IOM_VERTTEXCOORD;
}
if(( pf.AddToRead(VertDesc(32))!=-1 )&& (pf.AddToRead(VertDesc(33))!=-1))
{
pi.mask |= Mask::IOM_VERTTEXCOORD;
}
}
if(tri::HasPerVertexRadius(m))
{
if( pf.AddToRead(VertDesc(17))!=-1 )
pi.mask |= Mask::IOM_VERTRADIUS;
else if( pf.AddToRead(VertDesc(30))!=-1 )
pi.mask |= Mask::IOM_VERTRADIUS;
}
// se ci sono i flag per vertice ci devono essere anche i flag per faccia
if( pf.AddToRead(FaceDesc(1))!=-1 )
pi.mask |= Mask::IOM_FACEFLAGS;
if (vcg::tri::HasPerFaceNormal(m))
{
if (pf.AddToRead(FaceDesc(10)) != -1 && pf.AddToRead(FaceDesc(11)) != -1 && pf.AddToRead(FaceDesc(12)) != -1)
pi.mask |= Mask::IOM_FACENORMAL;
else if (pf.AddToRead(FaceDesc(26)) != -1 && pf.AddToRead(FaceDesc(27)) != -1 && pf.AddToRead(FaceDesc(28)) != -1)
pi.mask |= Mask::IOM_FACENORMAL;
}
if( vcg::tri::HasPerFaceQuality(m) )
{
if( pf.AddToRead(FaceDesc(2))!=-1 )
pi.mask |= Mask::IOM_FACEQUALITY;
else if (pf.AddToRead(FaceDesc(25)) != -1)
pi.mask |= Mask::IOM_FACEQUALITY;
}
if( vcg::tri::HasPerFaceColor(m) )
{
if( pf.AddToRead(FaceDesc(6))!=-1 )
{
pf.AddToRead(FaceDesc(7));
pf.AddToRead(FaceDesc(8));
pf.AddToRead(FaceDesc(9));
pi.mask |= Mask::IOM_FACECOLOR;
}
}
if( vcg::tri::HasPerWedgeTexCoord(m) )
{
if( pf.AddToRead(FaceDesc(3))!=-1 )
{
if(pf.AddToRead(FaceDesc(5))==0) {
multit=true; // try to read also the multi texture indicies
pi.mask |= Mask::IOM_WEDGTEXMULTI;
}
pi.mask |= Mask::IOM_WEDGTEXCOORD;
}
}
if( vcg::tri::HasPerFaceColor(m) || vcg::tri::HasPerVertexColor(m) || vcg::tri::HasPerWedgeColor(m) )
{
if( pf.AddToRead(FaceDesc(4))!=-1 )
{
pi.mask |= Mask::IOM_WEDGCOLOR;
}
}
// User defined descriptors
std::vector<PropDescriptor> VPV(pi.VertDescriptorVec.size()); // property descriptor relative al tipo LoadPly_VertexAux
std::vector<PropDescriptor> FPV(pi.FaceDescriptorVec.size()); // property descriptor relative al tipo LoadPly_FaceAux
if(pi.VertDescriptorVec.size()>0){
// Compute the total size needed to load additional per vertex data.
size_t totsz=0;
for(size_t i=0;i<pi.VertDescriptorVec.size();i++){
VPV[i] = pi.VertDescriptorVec[i];
VPV[i].offset1=offsetof(LoadPly_VertAux<ScalarType>,data)+totsz;
totsz+=pi.VertDescriptorVec[i].memtypesize();
if( pf.AddToRead(VPV[i])==-1 ) { pi.status = pf.GetError(); return pi.status; }
}
if(totsz > MAX_USER_DATA)
{
pi.status = vcg::ply::E_BADTYPE;
return pi.status;
}
}
if(pi.FaceDescriptorVec.size()>0){
size_t totsz=0;
for(size_t i=0;i<pi.FaceDescriptorVec.size();i++){
FPV[i] = pi.FaceDescriptorVec[i];
FPV[i].offset1=offsetof(LoadPly_FaceAux<ScalarType>,data)+totsz;
totsz+=pi.FaceDescriptorVec[i].memtypesize();
if( pf.AddToRead(FPV[i])==-1 ) { pi.status = pf.GetError(); return pi.status; }
}
if(totsz > MAX_USER_DATA)
{
pi.status = vcg::ply::E_BADTYPE;
return pi.status;
}
}
/**************************************************************/
/* Main Reading Loop */
/**************************************************************/
m.Clear();
PlyAttributeHelper<OpenMeshType> PAH(pi,m);
for(size_t i=0;i<pf.elements.size();i++)
{
int n = pf.ElemNumber(i);
if( !strcmp( pf.ElemName(i),"camera" ) )
{
pf.SetCurElement(i);
LoadPly_Camera ca;
for(int j=0;j<n;++j)
{
if( pf.Read( (void *)&(ca) )==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
//camera.valid = true;
// extrinsic
m.shot.Extrinsics.SetIdentity();
// view point
m.shot.Extrinsics.SetTra(Point3<ScalarType>( ca.view_px,ca.view_py,ca.view_pz));
// axis (i.e. rotation).
Matrix44<ScalarType> rm;
rm.SetIdentity();
rm[0][0] = ca.x_axisx;
rm[0][1] = ca.x_axisy;
rm[0][2] = ca.x_axisz;
rm[1][0] = ca.y_axisx;
rm[1][1] = ca.y_axisy;
rm[1][2] = ca.y_axisz;
rm[2][0] = ca.z_axisx;
rm[2][1] = ca.z_axisy;
rm[2][2] = ca.z_axisz;
m.shot.Extrinsics.SetRot(rm);
//intrinsic
m.shot.Intrinsics.FocalMm = ca.focal;
m.shot.Intrinsics.PixelSizeMm[0] = ca.scalex;
m.shot.Intrinsics.PixelSizeMm[1] = ca.scaley;
m.shot.Intrinsics.CenterPx[0] = ca.centerx;
m.shot.Intrinsics.CenterPx[1] = ca.centery;
m.shot.Intrinsics.ViewportPx[0] = ca.viewportx;
m.shot.Intrinsics.ViewportPx[1] = ca.viewporty;
m.shot.Intrinsics.k[0] = ca.k1;
m.shot.Intrinsics.k[1] = ca.k2;
m.shot.Intrinsics.k[2] = ca.k3;
m.shot.Intrinsics.k[3] = ca.k4;
}
}
else if( !strcmp( pf.ElemName(i),"vertex" ) )
{
int j;
pf.SetCurElement(i);
VertexIterator vi=Allocator<OpenMeshType>::AddVertices(m,n);
for(j=0;j<n;++j)
{
if(pi.cb && (j%1000)==0) pi.cb(j*50/n,"Vertex Loading");
va.a = 255;
if( pf.Read( (void *)&(va) )==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
(*vi).P()[0] = va.p[0];
(*vi).P()[1] = va.p[1];
(*vi).P()[2] = va.p[2];
if( HasPerVertexFlags(m) && (pi.mask & Mask::IOM_VERTFLAGS) )
(*vi).Flags() = va.flags;
if( pi.mask & Mask::IOM_VERTQUALITY )
(*vi).Q() = (VertQualityType)va.q;
if( pi.mask & Mask::IOM_VERTNORMAL )
{
(*vi).N()[0]=va.n[0];
(*vi).N()[1]=va.n[1];
(*vi).N()[2]=va.n[2];
}
if( pi.mask & Mask::IOM_VERTTEXCOORD )
{
(*vi).T().P().X() = va.u;
(*vi).T().P().Y() = va.v;
}
if( pi.mask & Mask::IOM_VERTCOLOR )
{
if(hasIntensity)
(*vi).C().SetGrayShade(va.intensity);
else
{
(*vi).C()[0] = va.r;
(*vi).C()[1] = va.g;
(*vi).C()[2] = va.b;
(*vi).C()[3] = va.a;
}
}
if( pi.mask & Mask::IOM_VERTRADIUS )
(*vi).R() = va.radius;
// Now try to read additional data as described in the PlyInfo VertDescriptorVec; two cases:
// 1) you are using attributes (so the corresponding entry of VecAttrNameVec is not empty)
// 2) your vertex type has some space and you just use memcopy
for(size_t k=0;k<pi.VertDescriptorVec.size();k++)
{
if(pi.VertDescriptorVec.size() && !pi.VertAttrNameVec[k].empty())
{
double td(0); float tf(0);int ti;short ts; char tc; unsigned char tu;
char *vad = (char *)(&va) + VPV[k].offset1;
switch (pi.VertDescriptorVec[k].stotype1)
{
case ply::T_FLOAT : tf = *((float*)vad); PAH.thfv[k][&*vi] = tf; break;
case ply::T_DOUBLE : td = *((double*)vad); PAH.thdv[k][&*vi] = td; break;
case ply::T_INT : ti = *((int*)vad); PAH.thiv[k][&*vi] = ti; break;
case ply::T_SHORT : ts = *((short*)vad); PAH.thsv[k][&*vi] = ts; break;
case ply::T_CHAR : tc = *((char*)vad); PAH.thcv[k][&*vi] = tc; break;
case ply::T_UCHAR : tu = *((unsigned char*)vad); PAH.thuv[k][&*vi] = tu; break;
default : assert(0);
}
}
else
{
memcpy((char *)(&*vi) + pi.VertDescriptorVec[k].offset1,
(char *)(&va) + VPV[k].offset1,
VPV[k].memtypesize());
}
}
++vi;
} // end of vertex element reading
index.resize(n);
for(j=0,vi=m.vert.begin();j<n;++j,++vi)
index[j] = &*vi;
}
/******************** EDGE ELEMENTS READING LOOP *******************************/
else if( !strcmp( pf.ElemName(i),"edge") && (n>0) )
{
assert( pi.mask & Mask::IOM_EDGEINDEX );
EdgeIterator ei=Allocator<OpenMeshType>::AddEdges(m,n);
pf.SetCurElement(i);
for(int j=0;j<n;++j)
{
if(pi.cb && (j%1000)==0) pi.cb(50+j*50/n,"Edge Loading");
if( pf.Read(&ea)==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
if( ea.v1<0 || ea.v2<0 || ea.v1>=m.vn || ea.v2>=m.vn)
{
pi.status = PlyInfo::E_BAD_VERT_INDEX_EDGE;
return pi.status;
}
(*ei).V(0) = index[ ea.v1 ];
(*ei).V(1) = index[ ea.v2 ];
++ei;
}
}
/******************** FACE ELEMENT READING ****************************************/
else if( !strcmp( pf.ElemName(i),"face") && (n>0) )
{
FaceIterator fi=Allocator<OpenMeshType>::AddFaces(m,n);
pf.SetCurElement(i);
for(int j=0;j<n;++j) // main reading loop
{
if(pi.cb && (j%1000)==0) pi.cb(50+j*50/n,"Face Loading");
fa.a = 255;
if( pf.Read(&fa)==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
if(fa.size!=3)
{ // Non triangular face are manageable ONLY if there are no Per Wedge attributes
if( ( pi.mask & Mask::IOM_WEDGCOLOR ) || ( pi.mask & Mask::IOM_WEDGTEXCOORD ) )
{
pi.status = PlyInfo::E_NO_3VERTINFACE;
return pi.status;
}
}
if(HasPolyInfo(m)) (*fi).Alloc(fa.size);
if(HasPerFaceFlags(m) &&( pi.mask & Mask::IOM_FACEFLAGS) )
{
(*fi).Flags() = fa.flags;
}
if (pi.mask & Mask::IOM_FACENORMAL)
{
(*fi).N()[0] = fa.n[0];
(*fi).N()[1] = fa.n[1];
(*fi).N()[2] = fa.n[2];
}
if( pi.mask & Mask::IOM_FACEQUALITY )
{
(*fi).Q() = (typename OpenMeshType::FaceType::QualityType) fa.q;
}
if( pi.mask & Mask::IOM_FACECOLOR )
{
(*fi).C()[0] = fa.r;
(*fi).C()[1] = fa.g;
(*fi).C()[2] = fa.b;
(*fi).C()[3] = fa.a;
}
if( pi.mask & Mask::IOM_WEDGTEXCOORD )
{
for(int k=0;k<3;++k)
{
(*fi).WT(k).u() = fa.texcoord[k*2+0];
(*fi).WT(k).v() = fa.texcoord[k*2+1];
if(multit) (*fi).WT(k).n() = fa.texcoordind;
else (*fi).WT(k).n()=0; // safely intialize texture index
}
}
if( pi.mask & Mask::IOM_WEDGCOLOR )
{
if(FaceType::HasWedgeColor()){
for(int k=0;k<3;++k)
{
(*fi).WC(k)[0] = (unsigned char)(fa.colors[k*3+0]*255);
(*fi).WC(k)[1] = (unsigned char)(fa.colors[k*3+1]*255);
(*fi).WC(k)[2] = (unsigned char)(fa.colors[k*3+2]*255);
}
}
//if(FaceType::HasFaceColor()){
//if(pi.mask & Mask::IOM_FACECOLOR){
if(HasPerFaceColor(m)) {
(*fi).C()[0] = (unsigned char)((fa.colors[0*3+0]*255+fa.colors[1*3+0]*255+fa.colors[2*3+0]*255)/3.0f);
(*fi).C()[1] = (unsigned char)((fa.colors[0*3+1]*255+fa.colors[1*3+1]*255+fa.colors[2*3+1]*255)/3.0f);
(*fi).C()[2] = (unsigned char)((fa.colors[0*3+2]*255+fa.colors[1*3+2]*255+fa.colors[2*3+2]*255)/3.0f);
}
}
if (HasPolyInfo(m))
{
for(int k=0; k<fa.size; ++k)
{
if( fa.v[k]<0 || fa.v[k]>=m.vn )
{
pi.status = PlyInfo::E_BAD_VERT_INDEX;
return pi.status;
}
(*fi).V(k) = index[ fa.v[k] ];
}
fi++;
continue;
}
/// Now the temporary struct 'fa' is ready to be copied into the real face '*fi'
/// This loop
for(int k=0;k<3;++k)
{
if( fa.v[k]<0 || fa.v[k]>=m.vn )
{
pi.status = PlyInfo::E_BAD_VERT_INDEX;
return pi.status;
}
(*fi).V(k) = index[ fa.v[k] ];
}
// tag faux vertices of first face
if (fa.size>3) fi->SetF(2);
// Now try to read additional data as described in the PlyInfo FaceDescriptorVe; two cases:
// 1) you are using attributes (so the corresponding entry of FaceAttrNameVec is not empty)
// 2) your face type has some space and you just use memcopy
for(size_t k=0;k<pi.FaceDescriptorVec.size();k++)
{
if(pi.FaceAttrNameVec.size() && !pi.FaceAttrNameVec[k].empty())
{
double td(0); float tf(0);int ti;short ts; char tc; unsigned char tu;
char *vad = (char *)(&fa) + FPV[k].offset1;
switch (pi.FaceDescriptorVec[k].stotype1)
{
case ply::T_FLOAT : tf = *((float*)vad); PAH.thff[k][&*fi] = tf; break;
case ply::T_DOUBLE : td = *((double*)vad); PAH.thdf[k][&*fi] = td; break;
case ply::T_INT : ti = *((int*)vad); PAH.thif[k][&*fi] = ti; break;
case ply::T_SHORT : ts = *((short*)vad); PAH.thsf[k][&*fi] = ts; break;
case ply::T_CHAR : tc = *((char*)vad); PAH.thcf[k][&*fi] = tc; break;
case ply::T_UCHAR : tu = *((unsigned char*)vad); PAH.thuf[k][&*fi] = tu; break;
default : assert(0);
}
}
else
{
memcpy((char *)(&(*fi)) + pi.FaceDescriptorVec[k].offset1,
(char *)(&fa) + FPV[k].offset1,
FPV[k].memtypesize());
}
}
++fi;
// Non Triangular Faces Loop
// It performs a simple fan triangulation.
if(fa.size>3)
{
int curpos=int(fi-m.face.begin());
Allocator<OpenMeshType>::AddFaces(m,fa.size-3);
fi=m.face.begin()+curpos;
pi.mask |= Mask::IOM_BITPOLYGONAL;
}
for(int qq=0;qq<fa.size-3;++qq)
{
if(HasPolyInfo(m)) (*fi).Alloc(3);
(*fi).V(0) = index[ fa.v[0] ];
for(int k=1;k<3;++k)
{
if( fa.v[2+qq]<0 || fa.v[2+qq]>=m.vn )
{
pi.status = PlyInfo::E_BAD_VERT_INDEX;
return pi.status;
}
(*fi).V(k) = index[ fa.v[1+qq+k] ];
}
if( pi.mask & Mask::IOM_FACEQUALITY )
(*fi).Q() = (typename OpenMeshType::FaceType::QualityType)
fa.q;
if( pi.mask & Mask::IOM_FACECOLOR )
(*fi).C() = Color4b(fa.r,fa.g,fa.b,255);
// tag faux vertices of extra faces
fi->SetF(0);
if(qq<(fa.size-4)) fi->SetF(2);
for(size_t k=0;k<pi.FaceDescriptorVec.size();k++)
memcpy((char *)(&(*fi)) + pi.FaceDescriptorVec[k].offset1,
(char *)(&fa) + FPV[k].offset1, FPV[k].memtypesize());
++fi;
}
}
}
else if( !strcmp( pf.ElemName(i),"tristrips") )//////////////////// Reading TRISTRIP (rarely used, found in old STANFORD PLY)
{
if(! PlyParseStanfordTriStrips(pf, i, n, m, index, pi) ) return pi.status;
}
else if( !strcmp( pf.ElemName(i),"range_grid") )//////////////////// Reading RANGEMAP (rarely used, found in old STANFORD PLY)
{
if(! PlyParseStanfordRangeMaps(pf, i, m, pi) ) return pi.status;
}
else
{
int n = pf.ElemNumber(i);
pf.SetCurElement(i);
for(int j=0;j<n;j++)
{
if( pf.Read(0)==-1)
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
}
}
}
// Parsing texture names
m.textures.clear();
m.normalmaps.clear();
const size_t linesize=1024;
for(size_t co=0;co<pf.comments.size();++co)
{
std::string TFILE = "TextureFile";
std::string NFILE = "TextureNormalFile";
std::string &c = pf.comments[co];
// char buf[256];
std::string bufstr,bufclean;
int n;
if( TFILE == c.substr(0,TFILE.length()) )
{
bufstr = c.substr(TFILE.length()+1);
n = static_cast<int>(bufstr.length());
for(int i=0;i<n;i++)
if( bufstr[i]!=' ' && bufstr[i]!='\t' && bufstr[i]>32 && bufstr[i]<125 ) bufclean.push_back(bufstr[i]);
char buf2[linesize];
ply::interpret_texture_name( bufclean.c_str(),filename,buf2,linesize );
m.textures.push_back( std::string(buf2) );
}
/*if( !strncmp(c,NFILE,strlen(NFILE)) )
{
strcpy(buf,c+strlen(NFILE)+1);
n = strlen(buf);
for(i=j=0;i<n;i++)
if( buf[i]!=' ' && buf[i]!='\t' && buf[i]>32 && buf[i]<125 ) buf[j++] = buf[i];
buf[j] = 0;
char buf2[255];
__interpret_texture_name( buf,filename,buf2 );
m.normalmaps.push_back( string(buf2) );
}*/
}
// vn and fn should be correct but if someone wrongly saved some deleted elements they can be wrong.
m.vn = 0;
for(VertexIterator vi=m.vert.begin();vi!=m.vert.end();++vi)
if( ! (*vi).IsD() )
++m.vn;
m.fn = 0;
for(FaceIterator fi=m.face.begin();fi!=m.face.end();++fi)
if( ! (*fi).IsD() )
++m.fn;
tri::UpdateBounding<OpenMeshType>::Box(m);
return 0;
}
// Loading only a Camera from PLY
int LoadCamera(const char * filename, vcg::Camera<ScalarType> camera, PlyInfo &pi)
{
vcg::ply::PlyFile pf;
if( pf.Open(filename,vcg::ply::PlyFile::MODE_READ)==-1 )
{
pi.status = pf.GetError();
return pi.status;
}
bool found = true;
for(int i=0;i<23;++i)
{
if( pf.AddToRead(CameraDesc(i))==-1 )
{
found = false;
break;
}
}
if(!found)
return pi.status;
for(size_t i=0;i<pf.elements.size();i++)
{
int n = pf.ElemNumber(i);
if( !strcmp( pf.ElemName(i),"camera" ) )
{
pf.SetCurElement(i);
LoadPly_Camera ca;
for(int j=0;j<n;++j)
{
if( pf.Read( (void *)&(ca) )==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return pi.status;
}
camera.valid = true;
camera.view_p[0] = ca.view_px;
camera.view_p[1] = ca.view_py;
camera.view_p[2] = ca.view_pz;
camera.x_axis[0] = ca.x_axisx;
camera.x_axis[1] = ca.x_axisy;
camera.x_axis[2] = ca.x_axisz;
camera.y_axis[0] = ca.y_axisx;
camera.y_axis[1] = ca.y_axisy;
camera.y_axis[2] = ca.y_axisz;
camera.z_axis[0] = ca.z_axisx;
camera.z_axis[1] = ca.z_axisy;
camera.z_axis[2] = ca.z_axisz;
camera.f = ca.focal;
camera.s[0] = ca.scalex;
camera.s[1] = ca.scaley;
camera.c[0] = ca.centerx;
camera.c[1] = ca.centery;
camera.viewport[0] = ca.viewportx;
camera.viewport[1] = ca.viewporty;
camera.k[0] = ca.k1;
camera.k[1] = ca.k2;
camera.k[2] = ca.k3;
camera.k[3] = ca.k4;
}
break;
}
}
return 0;
}
static bool LoadMask(const char * filename, int &mask)
{
PlyInfo pi;
return LoadMask(filename, mask,pi);
}
static bool LoadMask(const char * filename, int &mask, PlyInfo &pi)
{
mask=0;
vcg::ply::PlyFile pf;
if( pf.Open(filename,vcg::ply::PlyFile::MODE_READ)==-1 )
{
pi.status = pf.GetError();
return false;
}
if( pf.AddToRead(VertDesc( 0))!=-1 &&
pf.AddToRead(VertDesc( 1))!=-1 &&
pf.AddToRead(VertDesc( 2))!=-1 ) mask |= Mask::IOM_VERTCOORD;
if( pf.AddToRead(VertDesc(24))!=-1 &&
pf.AddToRead(VertDesc(25))!=-1 &&
pf.AddToRead(VertDesc(26))!=-1 ) mask |= Mask::IOM_VERTCOORD;
if( pf.AddToRead(VertDesc(14))!=-1 &&
pf.AddToRead(VertDesc(15))!=-1 &&
pf.AddToRead(VertDesc(16))!=-1 ) mask |= Mask::IOM_VERTNORMAL;
if( pf.AddToRead(VertDesc(27))!=-1 &&
pf.AddToRead(VertDesc(28))!=-1 &&
pf.AddToRead(VertDesc(29))!=-1 ) mask |= Mask::IOM_VERTNORMAL;
if( pf.AddToRead(VertDesc( 3))!=-1 ) mask |= Mask::IOM_VERTFLAGS;
if( pf.AddToRead(VertDesc( 4))!=-1 ) mask |= Mask::IOM_VERTQUALITY;
if( pf.AddToRead(VertDesc(13))!=-1 ) mask |= Mask::IOM_VERTQUALITY;
if( pf.AddToRead(VertDesc(17))!=-1 ) mask |= Mask::IOM_VERTRADIUS;
if( pf.AddToRead(VertDesc(30))!=-1 ) mask |= Mask::IOM_VERTRADIUS;
if( pf.AddToRead(VertDesc(31))!=-1 ) mask |= Mask::IOM_VERTQUALITY;
if( pf.AddToRead(VertDesc( 5))!=-1 &&
pf.AddToRead(VertDesc( 6))!=-1 &&
pf.AddToRead(VertDesc( 7))!=-1 ) mask |= Mask::IOM_VERTCOLOR;
if( pf.AddToRead(VertDesc( 9))!=-1 &&
pf.AddToRead(VertDesc(10))!=-1 &&
pf.AddToRead(VertDesc(11))!=-1 ) mask |= Mask::IOM_VERTCOLOR;
if( pf.AddToRead(VertDesc(21))!=-1 ) mask |= Mask::IOM_VERTCOLOR;
if( pf.AddToRead(VertDesc(22))!=-1 &&
pf.AddToRead(VertDesc(23))!=-1) mask |= Mask::IOM_VERTTEXCOORD;
if( pf.AddToRead(VertDesc(18))!=-1 &&
pf.AddToRead(VertDesc(19))!=-1) mask |= Mask::IOM_VERTTEXCOORD;
if( pf.AddToRead(VertDesc(32))!=-1 &&
pf.AddToRead(VertDesc(33))!=-1) mask |= Mask::IOM_VERTTEXCOORD;
if( pf.AddToRead(FaceDesc(0))!=-1 ) mask |= Mask::IOM_FACEINDEX;
if( pf.AddToRead(FaceDesc(1))!=-1 ) mask |= Mask::IOM_FACEFLAGS;
if( pf.AddToRead(FaceDesc(10))!=-1 &&
pf.AddToRead(FaceDesc(11))!=-1 &&
pf.AddToRead(FaceDesc(12))!=-1 ) mask |= Mask::IOM_FACENORMAL;
if( pf.AddToRead(FaceDesc(26))!=-1 &&
pf.AddToRead(FaceDesc(27))!=-1 &&
pf.AddToRead(FaceDesc(28))!=-1 ) mask |= Mask::IOM_FACENORMAL;
if( pf.AddToRead(FaceDesc(2))!=-1 ) mask |= Mask::IOM_FACEQUALITY;
if( pf.AddToRead(FaceDesc(25))!=-1 ) mask |= Mask::IOM_FACEQUALITY;
if( pf.AddToRead(FaceDesc(3))!=-1 ) mask |= Mask::IOM_WEDGTEXCOORD;
if( pf.AddToRead(FaceDesc(5))!=-1 ) mask |= Mask::IOM_WEDGTEXMULTI;
if( pf.AddToRead(FaceDesc(4))!=-1 ) mask |= Mask::IOM_WEDGCOLOR;
if( pf.AddToRead(FaceDesc(6))!=-1 &&
pf.AddToRead(FaceDesc(7))!=-1 &&
pf.AddToRead(FaceDesc(8))!=-1 ) mask |= Mask::IOM_FACECOLOR;
return true;
}
static bool PlyParseStanfordTriStrips( vcg::ply::PlyFile &pf, const int i, const int n, OpenMeshType &m, const std::vector<VertexPointer> &index, PlyInfo &pi)
{
LoadPly_TristripAux tsa;
pf.SetCurElement(i);
int numvert_tmp = (int)m.vert.size();
for(int j=0;j<n;++j)
{
int k;
if(pi.cb && (j%1000)==0) pi.cb(50+j*50/n,"Tristrip Face Loading");
if( pf.Read(&tsa)==-1 )
{
pi.status = PlyInfo::E_SHORTFILE;
return false;
}
int remainder=0;
for(k=0;k<tsa.size-2;++k)
{
if(pi.cb && (k%1000)==0) pi.cb(50+k*50/tsa.size,"Tristrip Face Loading");
if(tsa.v[k]<0 || tsa.v[k]>=numvert_tmp ) {
pi.status = PlyInfo::E_BAD_VERT_INDEX;
return false;
}
if(tsa.v[k+2]==-1)
{
k+=2;
if(k%2) remainder=0;
else remainder=1;
continue;
}
Allocator<OpenMeshType>::AddFaces(m,1);
FaceType &tf =m.face.back();
tf.V(0) = index[ tsa.v[k+0] ];
tf.V(1) = index[ tsa.v[k+1] ];
tf.V(2) = index[ tsa.v[k+2] ];
if((k+remainder)%2) std::swap (tf.V(0), tf.V(1) );
}
}
return true;
}
static bool PlyParseStanfordRangeMaps( vcg::ply::PlyFile &pf, int i, OpenMeshType &m, PlyInfo &pi)
{
LoadPly_RangeGridAux rga;
std::vector<int> RangeGridAuxVec;
int RangeGridCols=0;
int RangeGridRows=0;
//qDebug("Starting Reading of Range Grid");
if(RangeGridCols==0) // not initialized.
{
for(size_t co=0;co< pf.comments.size();++co)
{
std::string num_cols = "num_cols";
std::string num_rows = "num_rows";
std::string &c = pf.comments[co];
std::string bufstr,bufclean;
if( num_cols == c.substr(0,num_cols.length()) )
{
bufstr = c.substr(num_cols.length()+1);
RangeGridCols = atoi(bufstr.c_str());
}
if( num_rows == c.substr(0,num_rows.length()) )
{
bufstr = c.substr(num_rows.length()+1);
RangeGridRows = atoi(bufstr.c_str());
}
}
//qDebug("Rows %i Cols %i",RangeGridRows,RangeGridCols);
}
int totPnt = RangeGridCols*RangeGridRows;
// standard reading;
pf.SetCurElement(i);
for(int j=0;j<totPnt;++j)
{
if(pi.cb && (j%1000)==0) pi.cb(50+j*50/totPnt,"RangeMap Face Loading");
if( pf.Read(&rga)==-1 )
{
//qDebug("Error after loading %i elements",j);
pi.status = PlyInfo::E_SHORTFILE;
return false;
}
else
{
if(rga.num_pts == 0)
RangeGridAuxVec.push_back(-1);
else
RangeGridAuxVec.push_back(rga.pts[0]);
}
}
//qDebug("Completed the reading of %i indexes",RangeGridAuxVec.size());
tri::SparseFaceGrid(m, RangeGridAuxVec, RangeGridCols,RangeGridRows);
return true;
}
}; // end class
} // end namespace tri
} // end namespace io
} // end namespace vcg
#endif