kicad/plugins/3d/vrml/x3d/x3d_transform.cpp

380 lines
9.0 KiB
C++
Raw Normal View History

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
*
* 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, you may find one here:
* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
* or you may search the http://www.gnu.org website for the version 2 license,
* or you may write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <iostream>
#include <sstream>
#include <wx/xml/xml.h>
#include <wx/log.h>
#include "x3d_ops.h"
#include "x3d_transform.h"
#include "plugins/3dapi/ifsg_all.h"
X3DTRANSFORM::X3DTRANSFORM() : X3DNODE()
{
m_Type = X3D_TRANSFORM;
init();
return;
}
X3DTRANSFORM::X3DTRANSFORM( X3DNODE* aParent ) : X3DNODE()
{
m_Type = X3D_TRANSFORM;
init();
if( NULL != aParent )
{
X3DNODES ptype = aParent->GetNodeType();
if( X3D_TRANSFORM == ptype || X3D_SWITCH == ptype )
m_Parent = aParent;
}
if( NULL != m_Parent )
m_Parent->AddChildNode( this );
return;
}
X3DTRANSFORM::~X3DTRANSFORM()
{
#if defined( DEBUG_X3D ) && ( DEBUG_X3D > 2 )
do {
std::ostringstream ostr;
ostr << " * [INFO] Destroying Transform with " << m_Children.size();
ostr << " children, " << m_Refs.size() << " references and ";
ostr << m_BackPointers.size() << " backpointers";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return;
}
void X3DTRANSFORM::init()
{
center.x = 0.0;
center.y = 0.0;
center.z = 0.0;
scale.x = 1.0;
scale.y = 1.0;
scale.z = 1.0;
translation = center;
rotation.x = 0.0;
rotation.y = 0.0;
rotation.z = 1.0;
scaleOrientation = rotation;
bboxCenter = center;
bboxSize = center;
return;
}
void X3DTRANSFORM::readFields( wxXmlNode* aNode )
{
// DEF
// center
// scale
// translation
// rotation
// scaleOrientation
// bboxCenter (ignored)
// bboxSize (ignored)
wxXmlAttribute* prop;
// note: center/translation are multiplied by 2.54 to retain
// legacy behavior of 1 X3D unit = 0.1 inch; the SG*
// classes expect all units in mm.
for( prop = aNode->GetAttributes();
prop != NULL;
prop = prop->GetNext() )
{
const wxString& pname = prop->GetName();
if( pname == "DEF" )
{
m_Name = prop->GetValue();
m_Dict->AddName( m_Name, this );
}
else if( pname == "center" )
{
X3D::ParseSFVec3( prop->GetValue(), center );
center *= 2.54;
}
else if( pname == "scale" )
X3D::ParseSFVec3( prop->GetValue(), scale );
else if( pname == "translation" )
{
X3D::ParseSFVec3( prop->GetValue(), translation );
translation *= 2.54;
}
else if( pname == "rotation" )
X3D::ParseSFRotation( prop->GetValue(), rotation );
else if( pname == "scaleOrientation" )
X3D::ParseSFRotation( prop->GetValue(), scaleOrientation );
}
return;
}
bool X3DTRANSFORM::Read( wxXmlNode* aNode, X3DNODE* aTopNode, X3D_DICT& aDict )
{
if( NULL == aTopNode || NULL == aNode )
return false;
m_Dict = &aDict;
readFields( aNode );
bool ok = false;
for( wxXmlNode* child = aNode->GetChildren();
child != NULL;
child = child->GetNext() )
{
wxString name = child->GetName();
if( name == "Transform" || name == "Group" )
ok |= X3D::ReadTransform( child, this, aDict );
else if( name == "Switch" )
ok |= X3D::ReadSwitch( child, this, aDict );
else if( name == "Shape" )
ok |= X3D::ReadShape( child, this, aDict );
}
if( !ok )
return false;
if( !SetParent( aTopNode ) )
return false;
return true;
}
bool X3DTRANSFORM::SetParent( X3DNODE* aParent, bool doUnlink )
{
if( aParent == m_Parent )
return true;
if( NULL != aParent )
{
X3DNODES nt = aParent->GetNodeType();
if( nt != X3D_SWITCH && nt != X3D_TRANSFORM )
return false;
}
if( NULL != m_Parent && doUnlink )
m_Parent->unlinkChildNode( this );
m_Parent = aParent;
if( NULL != m_Parent )
m_Parent->AddChildNode( this );
return true;
}
bool X3DTRANSFORM::AddChildNode( X3DNODE* aNode )
{
if( NULL == aNode )
return false;
X3DNODES tchild = aNode->GetNodeType();
if( X3D_SWITCH != tchild && X3D_TRANSFORM != tchild && X3D_SHAPE != tchild )
return false;
std::list< X3DNODE* >::iterator sC = m_Children.begin();
std::list< X3DNODE* >::iterator eC = m_Children.end();
while( sC != eC )
{
if( *sC == aNode )
return false;
++sC;
}
m_Children.push_back( aNode );
if( aNode->GetParent() != this )
aNode->SetParent( this );
return true;
}
bool X3DTRANSFORM::AddRefNode( X3DNODE* aNode )
{
if( NULL == aNode )
return false;
X3DNODES tchild = aNode->GetNodeType();
if( X3D_SWITCH != tchild && X3D_TRANSFORM != tchild && X3D_SHAPE != tchild )
return false;
std::list< X3DNODE* >::iterator sR = m_Refs.begin();
std::list< X3DNODE* >::iterator eR = m_Refs.end();
while( sR != eR )
{
if( *sR == aNode )
return true;
++sR;
}
m_Refs.push_back( aNode );
aNode->addNodeRef( this );
return true;
}
SGNODE* X3DTRANSFORM::TranslateToSG( SGNODE* aParent )
{
#if defined( DEBUG_X3D ) && ( DEBUG_X3D > 2 )
do {
std::ostringstream ostr;
ostr << " * [INFO] Translating Transform with " << m_Children.size();
ostr << " children, " << m_Refs.size() << " references and ";
ostr << m_BackPointers.size() << " backpointers";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
if( m_Children.empty() && m_Refs.empty() )
return NULL;
S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
if( NULL != aParent && ptype != S3D::SGTYPE_TRANSFORM )
{
#ifdef DEBUG_X3D
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] Transform does not have a Transform parent (parent ID: ";
ostr << ptype << ")";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return NULL;
}
if( m_sgNode )
{
if( NULL != aParent )
{
if( NULL == S3D::GetSGNodeParent( m_sgNode )
&& !S3D::AddSGNodeChild( aParent, m_sgNode ) )
{
return NULL;
}
else if( aParent != S3D::GetSGNodeParent( m_sgNode )
&& !S3D::AddSGNodeRef( aParent, m_sgNode ) )
{
return NULL;
}
}
return m_sgNode;
}
IFSG_TRANSFORM txNode( aParent );
std::list< X3DNODE* >::iterator sC = m_Children.begin();
std::list< X3DNODE* >::iterator eC = m_Children.end();
X3DNODES type;
// Include only the following in a Transform node:
// Shape
// Switch
// Transform
// Inline
bool test = false; // set to true if there are any subnodes for display
for( int i = 0; i < 2; ++i )
{
while( sC != eC )
{
type = (*sC)->GetNodeType();
switch( type )
{
case X3D_SHAPE:
case X3D_SWITCH:
case X3D_TRANSFORM:
if( NULL != (*sC)->TranslateToSG( txNode.GetRawPtr() ) )
test = true;
break;
default:
break;
}
++ sC;
}
sC = m_Refs.begin();
eC = m_Refs.end();
}
if( false == test )
{
txNode.Destroy();
return NULL;
}
txNode.SetScale( SGPOINT( scale.x, scale.y, scale.z ) );
txNode.SetCenter( SGPOINT( center.x, center.y, center.z ) );
txNode.SetTranslation( SGPOINT( translation.x, translation.y, translation.z ) );
txNode.SetScaleOrientation( SGVECTOR( scaleOrientation.x, scaleOrientation.y,
scaleOrientation.z ), scaleOrientation.w );
txNode.SetRotation( SGVECTOR( rotation.x, rotation.y, rotation.z), rotation.w );
m_sgNode = txNode.GetRawPtr();
return m_sgNode;
}