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kicad/plugins/3d/vrml/v2/vrml2_material.cpp

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/*
* This program source code file is part of KiCad, a free EDA CAD application.
*
* Copyright (C) 2016 Cirilo Bernardo <cirilo.bernardo@gmail.com>
* Copyright (C) 2021 KiCad Developers, see AUTHORS.txt for contributors.
*
* 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 "vrml2_base.h"
#include "vrml2_material.h"
#include "plugins/3dapi/ifsg_all.h"
WRL2MATERIAL::WRL2MATERIAL() : WRL2NODE()
{
setDefaults();
m_Type = WRL2NODES::WRL2_MATERIAL;
}
WRL2MATERIAL::WRL2MATERIAL( WRL2NODE* aParent ) : WRL2NODE()
{
setDefaults();
m_Type = WRL2NODES::WRL2_MATERIAL;
m_Parent = aParent;
if( nullptr != m_Parent )
m_Parent->AddChildNode( this );
}
WRL2MATERIAL::~WRL2MATERIAL()
{
wxLogTrace( MASK_VRML, " * [INFO] Destroying Material node" );
}
void WRL2MATERIAL::setDefaults( void )
{
// default material values as per VRML2 spec
diffuseColor.x = 0.8f;
diffuseColor.y = 0.8f;
diffuseColor.z = 0.8f;
emissiveColor.x = 0.0f;
emissiveColor.y = 0.0f;
emissiveColor.z = 0.0f;
specularColor = emissiveColor;
ambientIntensity = 0.2f;
shininess = 0.2f;
transparency = 0.0f;
}
bool WRL2MATERIAL::isDangling( void )
{
// this node is dangling unless it has a parent of type WRL2NODES::WRL2_APPEARANCE
if( nullptr == m_Parent || m_Parent->GetNodeType() != WRL2NODES::WRL2_APPEARANCE )
return true;
return false;
}
bool WRL2MATERIAL::AddRefNode( WRL2NODE* aNode )
{
// this node may not own or reference any other node
#ifdef DEBUG_VRML2
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 WRL2MATERIAL::AddChildNode( WRL2NODE* aNode )
{
// this node may not own or reference any other node
#ifdef DEBUG_VRML2
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;
}
bool WRL2MATERIAL::Read( WRLPROC& proc, WRL2BASE* aTopNode )
{
if( nullptr == aTopNode )
{
#ifdef DEBUG_VRML2
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;
}
size_t line, column;
proc.GetFilePosData( line, column );
char tok = proc.Peek();
if( proc.eof() )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 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_VRML2 ) && ( DEBUG_VRML2 > 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_VRML2 ) && ( DEBUG_VRML2 > 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:
// ambientIntensity
// diffuseColor
// emissiveColor
// shininess
// specularColor
// transparency
proc.GetFilePosData( line, column );
if( !glob.compare( "specularColor" ) )
{
if( !proc.ReadSFVec3f( specularColor ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid specularColor 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( "diffuseColor" ) )
{
if( !proc.ReadSFVec3f( diffuseColor ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid diffuseColor 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( "emissiveColor" ) )
{
if( !proc.ReadSFVec3f( emissiveColor ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid emissiveColor 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( "shininess" ) )
{
if( !proc.ReadSFFloat( shininess ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid shininess 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( "transparency" ) )
{
if( !proc.ReadSFFloat( transparency ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid transparency 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( "ambientIntensity" ) )
{
if( !proc.ReadSFFloat( ambientIntensity ) )
{
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] invalid ambientIntensity 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 defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 1 )
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [INFO] bad Material 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 Material{}
return true;
}
SGNODE* WRL2MATERIAL::TranslateToSG( SGNODE* aParent )
{
S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
if( nullptr != aParent && ptype != S3D::SGTYPE_SHAPE )
{
#ifdef DEBUG_VRML2
do {
std::ostringstream ostr;
ostr << __FILE__ << ": " << __FUNCTION__ << ": " << __LINE__ << "\n";
ostr << " * [BUG] Material does not have a Shape parent (parent ID: ";
ostr << ptype << ")";
wxLogTrace( MASK_VRML, "%s\n", ostr.str().c_str() );
} while( 0 );
#endif
return nullptr;
}
#if defined( DEBUG_VRML2 ) && ( DEBUG_VRML2 > 2 )
do {
std::ostringstream ostr;
ostr << " * [INFO] Translating Material 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_sgNode )
{
if( nullptr != aParent )
{
if( nullptr == S3D::GetSGNodeParent( m_sgNode )
&& !S3D::AddSGNodeChild( aParent, m_sgNode ) )
{
return nullptr;
}
else if( aParent != S3D::GetSGNodeParent( m_sgNode )
&& !S3D::AddSGNodeRef( aParent, m_sgNode ) )
{
return nullptr;
}
}
return m_sgNode;
}
IFSG_APPEARANCE matNode( aParent );
matNode.SetEmissive( emissiveColor.x, emissiveColor.y, emissiveColor.z );
matNode.SetSpecular( specularColor.x, specularColor.y, specularColor.z );
matNode.SetDiffuse( diffuseColor.x, diffuseColor.y, diffuseColor.z );
float ambr = ambientIntensity * diffuseColor.x;
float ambg = ambientIntensity * diffuseColor.y;
float ambb = ambientIntensity * diffuseColor.z;
matNode.SetAmbient( ambr, ambg, ambb );
matNode.SetShininess( shininess );
matNode.SetTransparency( transparency );
m_sgNode = matNode.GetRawPtr();
return m_sgNode;
}
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