kicad/plugins/3d/vrml/v1/vrml1_transform.cpp

396 lines
12 KiB
C++

/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2015-2016 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/log.h>
#include "vrml1_base.h"
#include "vrml1_transform.h"
#include "plugins/3dapi/ifsg_all.h"
WRL1TRANSFORM::WRL1TRANSFORM( NAMEREGISTER* aDictionary ) : WRL1NODE( aDictionary )
{
m_Type = WRL1_TRANSFORM;
return;
}
WRL1TRANSFORM::WRL1TRANSFORM( NAMEREGISTER* aDictionary, WRL1NODE* aParent ) :
WRL1NODE( aDictionary )
{
m_Type = WRL1_TRANSFORM;
m_Parent = aParent;
if( NULL != m_Parent )
m_Parent->AddChildNode( this );
return;
}
WRL1TRANSFORM::~WRL1TRANSFORM()
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 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;
}
bool WRL1TRANSFORM::Read( WRLPROC& proc, WRL1BASE* aTopNode )
{
/*
* Structure of a Transform node:
*
* Transform {
* SFVec3f center 0 0 0
* SFRotation rotation 0 0 1 0
* SFVec3f scale 1 1 1
* SFRotation scaleOrientation 0 0 1 0
* SFVec3f translation 0 0 0
* }
*/
if( NULL == aTopNode )
{
#ifdef DEBUG_VRML1
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] aTopNode is NULL";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
center.x = 0.0;
center.y = 0.0;
center.z = 0.0;
translation = center;
rotation.x = 0.0;
rotation.y = 0.0;
rotation.z = 1.0;
rotation.w = 0.0;
scaleOrientation = rotation;
scale.x = 1.0;
scale.y = 1.0;
scale.z = 1.0;
size_t line, column;
proc.GetFilePosData( line, column );
char tok = proc.Peek();
if( proc.eof() )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad file format; unexpected eof at line ";
ostr << line << ", column " << column;
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
if( '{' != tok )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << proc.GetError() << "\n";
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad file format; expecting '{' but got '" << tok;
ostr << "' at line " << line << ", column " << column;
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
proc.Pop();
std::string glob;
while( true )
{
if( proc.Peek() == '}' )
{
proc.Pop();
break;
}
if( !proc.ReadName( glob ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << proc.GetError();
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
// expecting one of:
// center
// rotation
// scale
// ScaleOrientation
// translation
proc.GetFilePosData( line, column );
if( !glob.compare( "center" ) )
{
if( !proc.ReadSFVec3f( center ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid center at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
ostr << " * [INFO] message: '" << proc.GetError() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
// convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm
center.x *= 2.54f;
center.y *= 2.54f;
center.z *= 2.54f;
}
else if( !glob.compare( "rotation" ) )
{
if( !proc.ReadSFRotation( rotation ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid rotation at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
ostr << " * [INFO] message: '" << proc.GetError() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
}
else if( !glob.compare( "scaleFactor" ) )
{
if( !proc.ReadSFVec3f( scale ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid scale at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
ostr << " * [INFO] message: '" << proc.GetError() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
}
else if( !glob.compare( "scaleOrientation" ) )
{
if( !proc.ReadSFRotation( scaleOrientation ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid scaleOrientation at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
ostr << " * [INFO] message: '" << proc.GetError() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
}
else if( !glob.compare( "translation" ) )
{
if( !proc.ReadSFVec3f( translation ) )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid translation at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'\n";
ostr << " * [INFO] message: '" << proc.GetError() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
// convert from 1 VRML Unit = 0.1 inch to 1 VRML Unit = 1 mm
translation.x *= 2.54f;
translation.y *= 2.54f;
translation.z *= 2.54f;
}
else
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad Transform at line " << line << ", column ";
ostr << column << "\n";
ostr << " * [INFO] file: '" << proc.GetFileName() << "'";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
} // while( true ) -- reading contents of Transform{}
return true;
}
bool WRL1TRANSFORM::AddRefNode( WRL1NODE* aNode )
{
// this node may not own or reference any other node
#ifdef DEBUG_VRML1
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] AddRefNode is not applicable";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
bool WRL1TRANSFORM::AddChildNode( WRL1NODE* aNode )
{
// this node may not own or reference any other node
#ifdef DEBUG_VRML1
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] AddChildNode is not applicable";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return false;
}
SGNODE* WRL1TRANSFORM::TranslateToSG( SGNODE* aParent, WRL1STATUS* sp )
{
if( NULL == m_Parent )
return NULL;
if( WRL1_BASE == m_Parent->GetNodeType() )
return NULL;
if( NULL == sp )
{
#if defined( DEBUG_VRML1 ) && ( DEBUG_VRML1 > 1 )
wxLogTrace( MASK_VRML, " * [INFO] bad model: no base data given\n" );
#endif
return NULL;
}
// rotation
float rX, rY, rZ, rW;
rX = rotation.x;
rY = rotation.y;
rZ = rotation.z;
rW = rotation.w;
glm::mat4 rM = glm::rotate( glm::mat4( 1.0f ), rW, glm::vec3( rX, rY, rZ ) );
// translation
float dX, dY, dZ;
dX = translation.x;
dY = translation.y;
dZ = translation.z;
glm::mat4 tM = glm::translate( glm::mat4( 1.0f ), glm::vec3( dX, dY, dZ ) );
// center
dX = center.x;
dY = center.y;
dZ = center.z;
glm::mat4 cM = glm::translate( glm::mat4( 1.0f ), glm::vec3( dX, dY, dZ ) );
glm::mat4 ncM = glm::translate( glm::mat4( 1.0f ), glm::vec3( -dX, -dY, -dZ ) );
// scale
glm::mat4 sM = glm::scale( glm::mat4( 1.0 ), glm::vec3( scale.x, scale.y, scale.z ) );
// scaleOrientation
rX = scaleOrientation.x;
rY = scaleOrientation.y;
rZ = scaleOrientation.z;
rW = scaleOrientation.w;
glm::mat4 srM = glm::rotate( glm::mat4( 1.0f ), rW, glm::vec3( rX, rY, rZ ) );
glm::mat4 nsrM = glm::rotate( glm::mat4( 1.0f ), -rW, glm::vec3( rX, rY, rZ ) );
// resultant transform:
// tx' = tM * cM * rM * srM * sM * nsrM * ncM
sp->txmatrix = sp->txmatrix * tM * cM * rM * srM * sM * nsrM * ncM;
return NULL;
}