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

302 lines
9.8 KiB
C++

/*
* 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( traceVrmlPlugin, " * [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
wxCHECK_MSG( false, false, wxT( "AddRefNode is not applicable." ) );
}
bool WRL2MATERIAL::AddChildNode( WRL2NODE* aNode )
{
// this node may not own or reference any other node
wxCHECK_MSG( false, false, wxT( "AddChildNode is not applicable." ) );
}
bool WRL2MATERIAL::Read( WRLPROC& proc, WRL2BASE* aTopNode )
{
wxCHECK_MSG( aTopNode, false, wxT( "Invalid top node." ) );
char tok = proc.Peek();
if( proc.eof() )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] bad file format; unexpected eof %s." ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition() );
return false;
}
if( '{' != tok )
{
wxLogTrace( traceVrmlPlugin,
wxT( "%s:%s:%d\n"
" * [INFO] bad file format; expecting '{' but got '%s' %s." ),
__FILE__, __FUNCTION__, __LINE__, tok, proc.GetFilePosition() );
return false;
}
proc.Pop();
std::string glob;
while( true )
{
if( proc.Peek() == '}' )
{
proc.Pop();
break;
}
if( !proc.ReadName( glob ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__ , proc.GetError() );
return false;
}
// expecting one of:
// ambientIntensity
// diffuseColor
// emissiveColor
// shininess
// specularColor
// transparency
if( !glob.compare( "specularColor" ) )
{
if( !proc.ReadSFVec3f( specularColor ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid specularColor set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else if( !glob.compare( "diffuseColor" ) )
{
if( !proc.ReadSFVec3f( diffuseColor ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid diffuseColor set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else if( !glob.compare( "emissiveColor" ) )
{
if( !proc.ReadSFVec3f( emissiveColor ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid emissiveColor set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else if( !glob.compare( "shininess" ) )
{
if( !proc.ReadSFFloat( shininess ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid shininess set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else if( !glob.compare( "transparency" ) )
{
if( !proc.ReadSFFloat( transparency ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid transparency set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else if( !glob.compare( "ambientIntensity" ) )
{
if( !proc.ReadSFFloat( ambientIntensity ) )
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid ambientIntensity set %s\n"
" * [INFO] file: '%s'\n"
"%s" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName(), proc.GetError() );
return false;
}
}
else
{
wxLogTrace( traceVrmlPlugin, wxT( "%s:%s:%d\n"
" * [INFO] invalid Material %s.\n"
" * [INFO] file: '%s'\n" ),
__FILE__, __FUNCTION__, __LINE__, proc.GetFilePosition(),
proc.GetFileName() );
return false;
}
} // while( true ) -- reading contents of Material{}
return true;
}
SGNODE* WRL2MATERIAL::TranslateToSG( SGNODE* aParent )
{
S3D::SGTYPES ptype = S3D::GetSGNodeType( aParent );
wxCHECK_MSG( aParent && ( ptype == S3D::SGTYPE_SHAPE ), nullptr,
wxString::Format( wxT( "IndexedFaceSet does not have a Shape parent (parent "
"ID: %d)." ), ptype ) );
wxLogTrace( traceVrmlPlugin,
wxT( " * [INFO] Translating IndexedFaceSet with %zu children, %zu references, and"
"%zu back pointers." ),
m_Children.size(), m_Refs.size(), m_BackPointers.size() );
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;
}