ON_BOOL32 ON_3dmObjectAttributes::Read( ON_BinaryArchive& file )
{
Default();
if ( file.Archive3dmVersion() >= 5
&& file.ArchiveOpenNURBSVersion() >= 200712190 )
{
return ReadV5Helper(file);
}
int i;
int major_version = 0;
int minor_version = 0;
bool rc = file.Read3dmChunkVersion(&major_version,&minor_version);
if ( rc && major_version == 1 )
{
if (rc) rc = file.ReadUuid(m_uuid);
if (rc) rc = file.ReadInt(&m_layer_index);
if (rc) rc = file.ReadInt(&m_material_index);
if (rc) rc = file.ReadColor(m_color);
while(rc)
{
// OBSOLETE if (rc) rc = file.ReadLineStyle(m_line_style); // 23 March 2005 Dale Lear
// replaced with
short s = 0;
double x;
rc = file.ReadShort(&s);
if (!rc) break;
if ( file.Archive3dmVersion() < 4 || file.ArchiveOpenNURBSVersion() < 200503170 )
{
// ignore unused linestyle info in old files
// This bit keeps the curve arrowheads from V3 showing up
// in V4.
m_object_decoration = ON::ObjectDecoration( (s & ON::both_arrowhead) );
}
rc = file.ReadShort(&s);
if (!rc) break;
rc = file.ReadDouble(&x);
if (!rc) break;
rc = file.ReadDouble(&x);
break;
}
if (rc) rc = file.ReadInt(&m_wire_density);
if (rc) rc = file.ReadChar(&m_mode);
if (rc) rc = file.ReadChar(&m_color_source);
if (rc) m_color_source = (unsigned char)ON::ObjectColorSource(m_color_source);
if (rc) rc = file.ReadChar(&m_linetype_source);
if (rc) m_linetype_source = (unsigned char)ON::ObjectLinetypeSource(m_linetype_source);
if (rc) rc = file.ReadChar(&m_material_source);
if (rc) m_material_source = (unsigned char)ON::ObjectMaterialSource(m_material_source);
if (rc) rc = file.ReadString(m_name);
if (rc) rc = file.ReadString(m_url);
m_bVisible = (Mode() != ON::hidden_object);
if ( rc && minor_version >= 1 )
{
rc = file.ReadArray( m_group );
if ( rc && minor_version >= 2 )
{
rc = file.ReadBool(&m_bVisible);
if ( rc && minor_version >= 3 )
{
rc = file.ReadArray(m_dmref);
if (rc && minor_version >= 4 )
{
// 23 March 2005 Dale Lear
// Added m_plot_color_source and m_plot_color
i = 0;
if (rc) rc = file.ReadInt(&i);
if (rc) m_object_decoration = ON::ObjectDecoration(i);
if (rc) rc = file.ReadChar(&m_plot_color_source);
if (rc) m_plot_color_source = (unsigned char)ON::PlotColorSource(m_plot_color_source);
if (rc) rc = file.ReadColor( m_plot_color );
if (rc) rc = file.ReadChar(&m_plot_weight_source);
if (rc) m_plot_weight_source = (unsigned char)ON::PlotWeightSource(m_plot_weight_source);
if (rc) rc = file.ReadDouble(&m_plot_weight_mm);
if (rc && minor_version >= 5 )
{
// version 1.5 fields 11 April 2005
if (rc) rc = file.ReadInt(&m_linetype_index);
// version 1.6 fields 2 September 2005
if (rc && minor_version >= 6 )
{
unsigned char uc = 0;
rc = file.ReadChar(&uc);
if (rc)
{
m_space = (1 == uc) ? ON::page_space : ON::model_space;
m_dmref.Empty();
int i, count=0;
rc = file.ReadInt(&count);
if (rc && count > 0)
{
m_dmref.SetCapacity(count);
for ( i = 0; i < count && rc; i++)
{
ON_DisplayMaterialRef& dmr = m_dmref.AppendNew();
rc = file.ReadUuid(dmr.m_viewport_id);
if (rc) rc = file.ReadUuid(dmr.m_display_material_id);
if ( rc )
{
// Assigning an object to a page started out as
// using dmrs. The way the runtime info is saved
// has changed, but, at this point, I can't change
// the way the information is saved in the file and
// it doesn't matter.
if ( 0 == ON_UuidCompare(&ON_ObsoletePageSpaceObjectId,&dmr.m_display_material_id) )
{
m_viewport_id = dmr.m_viewport_id;
m_dmref.Remove();
}
}
}
if ( 0 == m_dmref.Count() )
m_dmref.Destroy();
}
}
if ( rc && minor_version >= 7 )
{
// version 1.7 fields 6 June 2006
if (rc) rc = m_rendering_attributes.Read(file);
}
}
}
}
}
}
}
}
else
{
rc = false;
}
return rc;
}
bool ON_3dmObjectAttributes::ReadV5Helper( ON_BinaryArchive& file )
{
unsigned char itemid, c;
int major_version = 0;
int minor_version = 0;
bool rc = file.Read3dmChunkVersion(&major_version,&minor_version);
if ( rc && 2 != major_version )
rc = false;
itemid = 0xFF;
while(rc)
{
if (!rc) break;
rc = file.ReadUuid(m_uuid);
if (!rc) break;
rc = file.ReadInt(&m_layer_index);
if (!rc) break;
// read non-default settings - skip everything else
rc = file.ReadChar(&itemid);
if (!rc) break;
if ( 0 == itemid )
break;
if ( 1 == itemid )
{
rc = file.ReadString(m_name);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 2 == itemid )
{
rc = file.ReadString(m_url);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 3 == itemid )
{
rc = file.ReadInt(&m_linetype_index);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 4 == itemid )
{
rc = file.ReadInt(&m_material_index);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 5 == itemid )
{
rc = m_rendering_attributes.Read(file);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 6 == itemid )
{
rc = file.ReadColor(m_color);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 7 == itemid )
{
rc = file.ReadColor(m_plot_color);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 8 == itemid )
{
rc = file.ReadDouble(&m_plot_weight_mm);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 9 == itemid )
{
rc = file.ReadChar(&c);
if (!rc) break;
m_object_decoration = ON::ObjectDecoration(c);
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 10 == itemid )
{
rc = file.ReadInt(&m_wire_density);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 11 == itemid )
{
rc = file.ReadBool(&m_bVisible);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 12 == itemid )
{
rc = file.ReadChar(&m_mode);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 13 == itemid )
{
rc = file.ReadChar(&m_color_source);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 14 == itemid )
{
rc = file.ReadChar(&m_plot_color_source);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 15 == itemid )
{
rc = file.ReadChar(&m_plot_weight_source);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 16 == itemid )
{
rc = file.ReadChar(&m_material_source);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 17 == itemid )
{
rc = file.ReadChar(&m_linetype_source);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 18 == itemid )
{
rc = file.ReadArray(m_group);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 19 == itemid )
{
rc = file.ReadChar(&c);
if (!rc) break;
m_space = ON::ActiveSpace(c);
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 20 == itemid )
{
rc = file.ReadUuid(m_viewport_id);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( 21 == itemid )
{
rc = file.ReadArray(m_dmref);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
// items 1 - 21 are in chunk version 2.0 files
if ( minor_version <= 0 )
break;
// 28 Nov. 2009 - S. Baer
// Added m_display_order to version 2.1 files
if ( 22 == itemid )
{
rc = file.ReadInt(&m_display_order);
if (!rc) break;
rc = file.ReadChar(&itemid);
if ( !rc || 0 == itemid ) break;
}
if ( minor_version <= 1 )
break;
// Add new item reading above this code, and increment the "22"
// in the following if statement to an appropriate value, and
// update the comment. Be sure to test reading of old and
// new files by old and new code, before checking in your
// changes.
//
if ( itemid > 22 )
{
// we are reading file written with code newer
// than this code (minor_version > 1)
itemid = 0;
}
break;
}
if ( rc && 0 != itemid )
{
ON_ERROR("Bug in ON_3dmObjectAttributes::ReadV5Helper or WriteV5Helper");
}
return rc;
}
BOOL ON_Brep::Read( ON_BinaryArchive& file )
{
int i;
int C2_count = 0;
int C3_count = 0;
int S_count = 0;
int major_version = 0;
int minor_version = 0;
BOOL rc = file.Read3dmChunkVersion( &major_version, &minor_version );
if ( rc && major_version == 2 )
{
rc = ReadOld200(file,minor_version); // legacy trimmed face
}
else if ( rc && major_version == 3 )
{
// 2d curves
if (rc)
rc = m_C2.Read(file);
C2_count = m_C2.Count();
// 3d curves
if (rc)
rc = m_C3.Read(file);
C3_count = m_C3.Count();
// untrimmed surfaces
if (rc)
rc = m_S.Read(file);
S_count = m_S.Count();
// vertices
if (rc)
rc = m_V.Read(file);
// edges
if (rc)
{
rc = m_E.Read(file);
if (rc) {
for ( i = 0; i < m_E.Count(); i++ ) {
ON_BrepEdge& e = m_E[i];
e.m_brep = this;
if ( e.m_c3i >= 0 && e.m_c3i < C3_count )
{
bool bProxyCurveIsReversed = e.ProxyCurveIsReversed();
ON_Interval pdom = e.ProxyCurveDomain();
ON_Interval edom = e.Domain();
e.SetProxyCurve( m_C3[e.m_c3i], pdom );
if ( bProxyCurveIsReversed )
e.ON_CurveProxy::Reverse();
e.SetDomain(edom);
}
}
}
}
// trims
if (rc)
{
rc = m_T.Read(file);
if (rc) {
for ( i = 0; i < m_T.Count(); i++ ) {
ON_BrepTrim& trim = m_T[i];
trim.m_brep = this;
if ( trim.m_c2i >= 0 && trim.m_c2i < C2_count )
{
bool bProxyCurveIsReversed = trim.ProxyCurveIsReversed();
ON_Interval pdom = trim.ProxyCurveDomain();
ON_Interval tdom = trim.Domain();
trim.SetProxyCurve( m_C2[trim.m_c2i], pdom );
if ( bProxyCurveIsReversed )
trim.ON_CurveProxy::Reverse();
trim.SetDomain(tdom);
}
}
}
}
// loops
if (rc)
{
rc = m_L.Read(file);
if ( rc )
{
for ( i = 0; i < m_L.Count(); i++ )
{
m_L[i].m_brep = this;
}
}
}
// faces
if (rc)
{
rc = m_F.Read(file);
if (rc) {
for ( i = 0; i < m_F.Count(); i++ ) {
ON_BrepFace& f = m_F[i];
f.m_brep = this;
if ( f.m_si >= 0 && f.m_si < S_count )
f.SetProxySurface(m_S[f.m_si]);
}
}
}
// bounding box
if (rc)
rc = file.ReadPoint( m_bbox.m_min );
if (rc)
rc = file.ReadPoint( m_bbox.m_max );
// fill in missing information
ReadFillInMissingBoxes(*this);
// end of chunk version 3.0
if (rc && minor_version >= 1 )
{
// added for chunk version 3.1
ON_Object* obj;
unsigned int tcode;
int value, fi;
unsigned char b;
const int face_count = m_F.Count();
// read render meshes
rc = file.BeginRead3dmChunk( &tcode, &value );
if ( rc )
{
if ( tcode != TCODE_ANONYMOUS_CHUNK )
rc = false;
else
{
for ( fi = 0; rc && fi < face_count; fi++ )
{
rc = file.ReadChar(&b);
if (rc && b)
{
rc = file.ReadObject(&obj);
m_F[fi].m_render_mesh = ON_Mesh::Cast(obj);
if ( !m_F[fi].m_render_mesh )
delete obj;
}
}
}
if ( !file.EndRead3dmChunk() )
rc = false;
}
// read analysis meshes
rc = file.BeginRead3dmChunk( &tcode, &value );
if ( rc )
{
if ( tcode != TCODE_ANONYMOUS_CHUNK )
rc = false;
else
{
for ( fi = 0; rc && fi < face_count; fi++ )
{
rc = file.ReadChar(&b);
if (rc && b)
{
rc = file.ReadObject(&obj);
m_F[fi].m_analysis_mesh = ON_Mesh::Cast(obj);
if ( !m_F[fi].m_analysis_mesh )
delete obj;
}
}
}
if ( !file.EndRead3dmChunk() )
rc = false;
}
}
if ( rc && minor_version >= 2 )
{
rc = file.ReadInt( &m_is_solid );
if ( m_is_solid < 0 || m_is_solid >= 3 )
m_is_solid = 0;
}
}
if ( file.ArchiveOpenNURBSVersion() < 20021002 )
{
m_is_solid = 0;
}
return rc;
}
bool ON_Brep::ReadOld200( ON_BinaryArchive& file, int minor_version )
{
bool rc = true;
// read legacy trimmed surface collection from Rhino 2.0
int face_count = 0;
int edge_count = 0;
int loop_count = 0;
int trim_count = 0;
int outer_flag = 0;
ON_BoundingBox bnd_2d_bbox;
int i, fi, fbi, fbcnt, bti, btcnt, twin_index;
int ftype_flag, btype_flag, gcon_flag, mono_flag;
char b;
if (rc) rc = file.ReadInt( &face_count );
if (rc) rc = file.ReadInt( &edge_count );
if (rc) rc = file.ReadInt( &loop_count );
if (rc) rc = file.ReadInt( &trim_count );
if ( face_count < 1 || edge_count < 1 || loop_count < 1 || trim_count < 1 )
rc = false;
if (rc) rc = file.ReadInt( &outer_flag );
if (rc) rc = file.ReadPoint( m_bbox.m_min );
if (rc) rc = file.ReadPoint( m_bbox.m_max );
// 2d curves
m_C2.Reserve(trim_count);
for ( i = 0; rc && i < trim_count; i++ ) {
ON_PolyCurve* curve = new ON_PolyCurve();
rc = curve->Read( file )?true:false;
if ( curve->Count() == 1 ) {
m_C2.Append( curve->HarvestSegment(0) );
delete curve;
}
else
m_C2.Append( curve );
}
const int c2_count = m_C2.Count();
// 3d curves
m_C3.Reserve(edge_count);
for ( i = 0; rc && i < edge_count; i++ ) {
ON_PolyCurve* curve = new ON_PolyCurve();
rc = curve->Read( file )?true:false;
if ( curve->Count() == 1 ) {
m_C3.Append( curve->HarvestSegment(0) );
delete curve;
}
else
m_C3.Append( curve );
}
const int c3_count = m_C3.Count();
// make a new edge for each 3d curve
m_E.Reserve(c3_count);
for ( i = 0; i < c3_count && rc; i++ )
{
NewEdge(i);
}
// 3d surfaces
m_S.Reserve(face_count);
for ( i = 0; rc && i < face_count; i++ ) {
ON_NurbsSurface* surface = new ON_NurbsSurface();
rc = surface->Read( file )?true:false;
m_S.Append( surface );
}
ON_SimpleArray<int> te_index(trim_count);
ON_SimpleArray<int> te_twin_index(trim_count);
m_F.Reserve(face_count);
m_L.Reserve(loop_count);
m_T.Reserve(trim_count);
for ( fi = 0; rc && fi < face_count; fi++ )
{
ftype_flag = 0;
fbcnt = 0;
ON_BrepFace& f = NewFace(fi);
if (rc) rc = file.ReadInt( &i ); // legacy face index
if (rc) rc = file.ReadInt( &i ); // OBSOLETE f.m_material_index
int k = f.m_bRev;
if (rc) rc = file.ReadInt( &k );
if (rc) f.m_bRev = (k!=0);
if (rc) rc = file.ReadInt( &ftype_flag );
if (rc) rc = file.ReadPoint( f.m_bbox.m_min );
if (rc) rc = file.ReadPoint( f.m_bbox.m_max );
if (rc) rc = file.ReadInt( &fbcnt);
if (fbcnt < 1 )
rc = false;
for ( fbi = 0; rc && fbi < fbcnt; fbi++ ) {
btype_flag = 0;
ON_BrepLoop::TYPE looptype = ON_BrepLoop::unknown;
if (rc) rc = file.ReadInt( &i ); // legacy loop index
if (rc) rc = file.ReadInt( &btype_flag );
switch (btype_flag)
{
case 0:
looptype = ON_BrepLoop::outer;
break;
case 1:
looptype = ON_BrepLoop::inner;
break;
case -1:
looptype = ON_BrepLoop::slit;
break;
default:
looptype = ON_BrepLoop::unknown;
break;
}
if (rc) rc = file.ReadDouble( 2, &bnd_2d_bbox.m_min.x );
if (rc) rc = file.ReadDouble( 2, &bnd_2d_bbox.m_max.x );
btcnt = 0;
if (rc) rc = file.ReadInt( &btcnt );
if (btcnt < 1 )
rc = false;
ON_BrepLoop& bnd = NewLoop(looptype,f);
for ( bti = 0; rc && bti < btcnt; bti++ ) {
ON_BrepTrim& trim = NewTrim(false,bnd,m_T.Count());
te_index.Append(trim.m_trim_index);
if (rc) rc = file.ReadInt( &i ); // legacy trim index
if ( trim.m_trim_index != i )
{
ON_ERROR("ON_Brep::ReadOld200 - trim.m_trim_index out of synch.");
//rc = false;
//break;
}
if (rc) rc = file.ReadInt( &twin_index );
te_twin_index.Append(twin_index);
b = 0;
if (rc) rc = file.ReadChar( &b ); // true if legacy trim managed 3d edge
if (rc) rc = file.ReadInt( &trim.m_ei );
if (b) {
if ( trim.m_ei < 0 || trim.m_ei >= c3_count )
{
trim.m_ei = -1;
ON_ERROR("ON_Brep::ReadOld201 - trim.m_ei out of range.");
rc = false;
break;
}
}
if ( trim.m_trim_index >= 0 && trim.m_trim_index < c2_count )
trim.m_c2i = trim.m_trim_index;
else {
ON_ERROR("ON_Brep::ReadOld200 - trim.m_trim_index out of range.");
rc = false;
trim.m_c2i = -1;
break;
}
int k = trim.m_bRev3d;
if (rc) rc = file.ReadInt(&k);
if (rc) trim.m_bRev3d = (k!=0);
if (rc) rc = file.ReadInt(&gcon_flag);
if (rc) rc = file.ReadInt(&mono_flag);
if (rc) rc = file.ReadDouble(&trim.m__legacy_3d_tol);
if (rc) rc = file.ReadDouble(&trim.m__legacy_2d_tol);
}
}
}
// finish hooking trims to edges
if (rc) {
int trim_index;
for ( i = 0; i < trim_count; i++ ) {
trim_index = te_index[i];
if ( trim_index >= 0 && trim_index < m_T.Count() )
continue;
twin_index = te_twin_index[i];
if ( twin_index >= 0 && twin_index < m_T.Count() )
continue;
ON_BrepTrim& trim1 = m_T[trim_index];
ON_BrepTrim& trim2 = m_T[twin_index];
if ( trim1.m_ei >= 0 && trim1.m_ei < c2_count && trim2.m_ei < 0 )
trim2.m_ei = trim1.m_ei;
else if ( trim2.m_ei >= 0 && trim2.m_ei < c2_count && trim1.m_ei < 0 )
trim1.m_ei = trim2.m_ei;
}
for ( i = 0; i < m_T.Count(); i++ ) {
ON_BrepTrim& trim = m_T[i];
ON_Curve* tcurve = m_C2[trim.m_c2i];
trim.SetProxyCurve( tcurve );
if ( trim.m_ei >= 0 && trim.m_ei < c3_count )
m_E[trim.m_ei].m_ti.Append(trim.m_trim_index);
}
// finish setting flags
SetTrimIsoFlags();
SetTrimTypeFlags();
// create 3d vertex information
SetVertices();
// set tols from values in file
SetTolsFromLegacyValues();
}
else {
Destroy();
}
if (rc) {
// 3d render mesh geometry
ON_Object* obj;
for ( i = 0; rc && i < face_count; i++ ) {
ON_BrepFace& f = m_F[i];
file.ReadChar(&b);
if (b) {
obj = 0;
rc = (file.ReadObject(&obj)==1)?true:false;
f.m_render_mesh = ON_Mesh::Cast(obj);
if ( !f.m_render_mesh )
delete obj;
}
}
if ( !rc ) {
// delete render mesh geometry
for ( i = 0; i < face_count; i++ ) {
ON_BrepFace& f = m_F[i];
if ( f.m_render_mesh ) {
delete f.m_render_mesh;
f.m_render_mesh = 0;
}
}
}
if (rc && minor_version >= 1) {
// 3d analysis mesh geometry
for ( i = 0; rc && i < face_count; i++ ) {
ON_BrepFace& f = m_F[i];
file.ReadChar(&b);
if (b) {
obj = 0;
rc = file.ReadObject(&obj)?true:false;
f.m_analysis_mesh = ON_Mesh::Cast(obj);
if ( !f.m_analysis_mesh )
delete obj;
}
}
if ( !rc ) {
// delete analysis mesh geometry
for ( i = 0; i < face_count; i++ ) {
ON_BrepFace& f = m_F[i];
if ( f.m_analysis_mesh ) {
delete f.m_analysis_mesh;
f.m_analysis_mesh = 0;
}
}
}
}
// fill in missing information
ReadFillInMissingBoxes(*this);
if (!rc ) {
ON_ERROR("ON_Brep::ReadOld201() - trouble reading render/analysis meshes");
rc = true;
}
}
// 22 April 2003:
// Use outer_flag to set m_is_solid for closed solids
// with outward pointing normals.
if ( 1 == outer_flag && IsSolid() )
m_is_solid = 1;
return rc;
}
BOOL ON_BrepTrim::Read( ON_BinaryArchive& file )
{
ON_3dPoint P[2];
int i;
BOOL rc = file.ReadInt( &m_trim_index );
if ( rc )
rc = file.ReadInt( &m_c2i );
if ( rc )
{
ON_Interval d;
rc = file.ReadInterval( d );
if (rc)
{
SetProxyCurveDomain(d);
SetDomain(d);
}
}
if ( rc )
rc = file.ReadInt( &m_ei );
if ( rc )
rc = file.ReadInt( 2, m_vi );
if ( rc )
{
i = m_bRev3d;
rc = file.ReadInt( &i );
if (rc)
m_bRev3d = (i!=0);
}
i = unknown;
if ( rc )
rc = file.ReadInt( &i );
switch (i) {
case unknown:
m_type = unknown;
break;
case boundary:
m_type = boundary;
break;
case mated:
m_type = mated;
break;
case seam:
m_type = seam;
break;
case singular:
m_type = singular;
break;
}
i = ON_Surface::not_iso;
if ( rc )
rc = file.ReadInt( &i );
switch(i) {
case ON_Surface::not_iso:
m_iso = ON_Surface::not_iso;
break;
case ON_Surface::x_iso:
m_iso = ON_Surface::x_iso;
break;
case ON_Surface::y_iso:
m_iso = ON_Surface::y_iso;
break;
case ON_Surface::W_iso:
m_iso = ON_Surface::W_iso;
break;
case ON_Surface::S_iso:
m_iso = ON_Surface::S_iso;
break;
case ON_Surface::E_iso:
m_iso = ON_Surface::E_iso;
break;
case ON_Surface::N_iso:
m_iso = ON_Surface::N_iso;
break;
}
if ( rc )
rc = file.ReadInt( &m_li );
if ( rc )
rc = file.ReadDouble( 2, m_tolerance );
if ( file.Archive3dmVersion() >= 3 && file.ArchiveOpenNURBSVersion() >= 200206180 )
{
// read trim proxy curve information added in version 200206180
ON_Interval d = ProxyCurveDomain();
if (rc )
{
rc = file.ReadInterval( d );
if ( !rc )
d = ProxyCurveDomain();
}
unsigned char b[24];
memset(b,0,sizeof(b));
bool bProxyCurveIsReversed = false;
if (rc)
{
rc = file.ReadChar(8,b);
if (rc && b[0] == 1 )
bProxyCurveIsReversed = true;
}
if (rc)
rc = file.ReadChar(24,b);
if ( bProxyCurveIsReversed )
ON_CurveProxy::Reverse();
SetDomain(d);
}
else
{
if ( rc )
rc = file.ReadPoint( P[0] ); //m_P[0] );
if ( rc )
rc = file.ReadPoint( P[1] ); //m_P[1] );
}
if ( rc )
rc = file.ReadDouble( &m__legacy_2d_tol );
if ( rc )
rc = file.ReadDouble( &m__legacy_3d_tol );
return rc;
}
