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Added management of both confidence and intensity in ply storing range maps

This commit is contained in:
Paolo Cignoni 2009-07-17 14:43:57 +00:00
parent b41603d086
commit 3e6ced9eae
1 changed files with 34 additions and 15 deletions
wrap/io_trimesh
import_ply.h

49
wrap/io_trimesh/import_ply.h
View File

@ -238,7 +238,8 @@ struct LoadPly_VertAux
S p[3]; S p[3];
S n[3]; S n[3];
int flags; int flags;
float q; float q; // the confidence
float intensity;
unsigned char r; unsigned char r;
unsigned char g; unsigned char g;
unsigned char b; unsigned char b;
@ -275,7 +276,7 @@ struct LoadPly_Camera
float k4; float k4;
}; };
#define _VERTDESC_LAST_ 19 #define _VERTDESC_LAST_ 20
static const PropDescriptor &VertDesc(int i) static const PropDescriptor &VertDesc(int i)
{ {
static const PropDescriptor pv[_VERTDESC_LAST_]={ static const PropDescriptor pv[_VERTDESC_LAST_]={
@ -298,6 +299,8 @@ static const PropDescriptor &VertDesc(int i)
/*16*/ {"vertex", "texture_u", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,u),0,0,0,0,0 ,0}, /*16*/ {"vertex", "texture_u", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,u),0,0,0,0,0 ,0},
/*17*/ {"vertex", "texture_v", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,v),0,0,0,0,0 ,0}, /*17*/ {"vertex", "texture_v", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,v),0,0,0,0,0 ,0},
/*18*/ {"vertex", "texture_w", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,w),0,0,0,0,0 ,0}, /*18*/ {"vertex", "texture_w", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,w),0,0,0,0,0 ,0},
/*19*/ {"vertex", "intensity", ply::T_FLOAT, ply::T_FLOAT, offsetof(LoadPly_VertAux<ScalarType>,intensity),0,0,0,0,0 ,0},
}; };
return pv[i]; return pv[i];
} }
@ -463,6 +466,7 @@ static int Open( OpenMeshType &m, const char * filename, PlyInfo &pi )
pi.mask = 0; 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 bool multit = false; // true if texture has a per face int spec the texture index
va.flags = 42; va.flags = 42;
@ -562,13 +566,19 @@ static int Open( OpenMeshType &m, const char * filename, PlyInfo &pi )
pf.AddToRead(VertDesc(10)); pf.AddToRead(VertDesc(10));
pi.mask |= Mask::IOM_VERTCOLOR; pi.mask |= Mask::IOM_VERTCOLOR;
} }
if( pf.AddToRead(VertDesc(19))!=-1 )
{
hasIntensity = true;
pi.mask |= Mask::IOM_VERTCOLOR;
}
} }
if(tri::HasPerVertexRadius(m)) if(tri::HasPerVertexRadius(m))
{ {
if( pf.AddToRead(VertDesc(15))!=-1 ) if( pf.AddToRead(VertDesc(15))!=-1 )
pi.mask |= Mask::IOM_VERTRADIUS; pi.mask |= Mask::IOM_VERTRADIUS;
} }
// se ci sono i flag per vertice ci devono essere anche i flag per faccia // se ci sono i flag per vertice ci devono essere anche i flag per faccia
if( pf.AddToRead(FaceDesc(1))!=-1 ) if( pf.AddToRead(FaceDesc(1))!=-1 )
pi.mask |= Mask::IOM_FACEFLAGS; pi.mask |= Mask::IOM_FACEFLAGS;
@ -737,12 +747,17 @@ static int Open( OpenMeshType &m, const char * filename, PlyInfo &pi )
} }
if( pi.mask & Mask::IOM_VERTCOLOR ) if( pi.mask & Mask::IOM_VERTCOLOR )
{ {
(*vi).C()[0] = va.r; if(hasIntensity)
(*vi).C()[1] = va.g; (*vi).C().SetGrayShade(va.intensity);
(*vi).C()[2] = va.b; else
(*vi).C()[3] = 255; {
} (*vi).C()[0] = va.r;
(*vi).C()[1] = va.g;
(*vi).C()[2] = va.b;
(*vi).C()[3] = 255;
}
}
if( pi.mask & Mask::IOM_VERTRADIUS ) if( pi.mask & Mask::IOM_VERTRADIUS )
(*vi).R() = va.radius; (*vi).R() = va.radius;
@ -1155,9 +1170,13 @@ static bool LoadMask(const char * filename, int &mask, PlyInfo &pi)
if( pf.AddToRead(VertDesc(4))!=-1 ) mask |= Mask::IOM_VERTQUALITY; if( pf.AddToRead(VertDesc(4))!=-1 ) mask |= Mask::IOM_VERTQUALITY;
if( pf.AddToRead(VertDesc(11))!=-1 ) mask |= Mask::IOM_VERTQUALITY; if( pf.AddToRead(VertDesc(11))!=-1 ) mask |= Mask::IOM_VERTQUALITY;
if( pf.AddToRead(VertDesc(15))!=-1 ) mask |= Mask::IOM_VERTRADIUS; if( pf.AddToRead(VertDesc(15))!=-1 ) mask |= Mask::IOM_VERTRADIUS;
if( ( pf.AddToRead(VertDesc(5))!=-1 ) && if( ( pf.AddToRead(VertDesc( 5))!=-1 ) &&
( pf.AddToRead(VertDesc(6))!=-1 ) && ( pf.AddToRead(VertDesc( 6))!=-1 ) &&
( pf.AddToRead(VertDesc(7))!=-1 ) ) mask |= Mask::IOM_VERTCOLOR; ( pf.AddToRead(VertDesc( 7))!=-1 ) ) mask |= Mask::IOM_VERTCOLOR;
if( ( pf.AddToRead(VertDesc( 8))!=-1 ) &&
( pf.AddToRead(VertDesc( 9))!=-1 ) &&
( pf.AddToRead(VertDesc(10))!=-1 ) ) mask |= Mask::IOM_VERTCOLOR;
if( pf.AddToRead(VertDesc(19))!=-1 ) mask |= Mask::IOM_VERTCOLOR;
if( pf.AddToRead(FaceDesc(0))!=-1 ) mask |= Mask::IOM_FACEINDEX; if( pf.AddToRead(FaceDesc(0))!=-1 ) mask |= Mask::IOM_FACEINDEX;
if( pf.AddToRead(FaceDesc(1))!=-1 ) mask |= Mask::IOM_FACEFLAGS; if( pf.AddToRead(FaceDesc(1))!=-1 ) mask |= Mask::IOM_FACEFLAGS;