void
TexturePaletteManager::write( DataOutputStream& dos ) const
{
int x( 0 ), y( 0 ), height( 0 );
TextureIndexMap::const_iterator it = _indexMap.begin();
while (it != _indexMap.end())
{
const osg::Texture2D* texture = it->first;
int index = it->second;
std::string fileName;
if ( _fltOpt.getStripTextureFilePath() )
fileName = osgDB::getSimpleFileName( texture->getImage()->getFileName() );
else
fileName = texture->getImage()->getFileName();
dos.writeInt16( (int16) TEXTURE_PALETTE_OP );
dos.writeUInt16( 216 );
dos.writeString( fileName, 200 );
dos.writeInt32( index );
dos.writeInt32( x );
dos.writeInt32( y );
it++;
x += texture->getImage()->s();
if (texture->getImage()->t() > height)
height = texture->getImage()->t();
if (x > 1024)
{
x = 0;
y += height;
height = 0;
}
}
}
void
LightSourcePaletteManager::write( DataOutputStream& dos ) const
{
using osg::Vec4f;
static int const INFINITE_LIGHT = 0;
static int const LOCAL_LIGHT = 1;
static int const SPOT_LIGHT = 2;
LightPalette::const_iterator it = _lightPalette.begin();
for ( ; it != _lightPalette.end(); ++it)
{
LightRecord m = it->second;
static char lightName[64];
sprintf(lightName, "Light%02d", m.Light->getLightNum() );
int lightType = INFINITE_LIGHT;
Vec4f const& lightPos = m.Light->getPosition();
if (lightPos.w() != 0)
{
if (m.Light->getSpotCutoff() < 180)
lightType = SPOT_LIGHT;
else
lightType = LOCAL_LIGHT;
}
dos.writeInt16( (int16) LIGHT_SOURCE_PALETTE_OP );
dos.writeInt16( 240 );
dos.writeInt32( m.Index );
dos.writeFill(2*4, '\0'); // Reserved
dos.writeString( lightName, 20 );
dos.writeFill(4, '\0'); // Reserved
dos.writeVec4f(m.Light->getAmbient() );
dos.writeVec4f(m.Light->getDiffuse() );
dos.writeVec4f(m.Light->getSpecular() );
dos.writeInt32(lightType);
dos.writeFill(4*10, '\0'); // Reserved
dos.writeFloat32(m.Light->getSpotExponent() );
dos.writeFloat32(m.Light->getSpotCutoff() );
dos.writeFloat32(0); // Yaw (N/A)
dos.writeFloat32(0); // Pitch (N/A)
dos.writeFloat32(m.Light->getConstantAttenuation() );
dos.writeFloat32(m.Light->getLinearAttenuation() );
dos.writeFloat32(m.Light->getQuadraticAttenuation() );
dos.writeInt32(0); // Modeling flag (N/A)
dos.writeFill(4*19, '\0'); // Reserved
}
}
void
MaterialPaletteManager::write( DataOutputStream& dos ) const
{
using osg::Vec4f;
MaterialPalette::const_iterator it = _materialPalette.begin();
for ( ; it != _materialPalette.end(); ++it)
{
MaterialRecord m = it->second;
Vec4f const& ambient = m.Material->getAmbient(osg::Material::FRONT);
Vec4f const& diffuse = m.Material->getDiffuse(osg::Material::FRONT);
Vec4f const& specular = m.Material->getSpecular(osg::Material::FRONT);
Vec4f const& emissive = m.Material->getEmission(osg::Material::FRONT);
float shininess = m.Material->getShininess(osg::Material::FRONT);
dos.writeInt16( (int16) MATERIAL_PALETTE_OP );
dos.writeInt16( 84 ); // Length - FIXME: hard-code/FLT version?
dos.writeInt32( m.Index );
dos.writeString( m.Material->getName(), 12 );
dos.writeInt32( 0 ); // Flags
dos.writeFloat32(ambient.r() );
dos.writeFloat32(ambient.g() );
dos.writeFloat32(ambient.b() );
dos.writeFloat32(diffuse.r() );
dos.writeFloat32(diffuse.g() );
dos.writeFloat32(diffuse.b() );
dos.writeFloat32(specular.r() );
dos.writeFloat32(specular.g() );
dos.writeFloat32(specular.b() );
dos.writeFloat32(emissive.r() );
dos.writeFloat32(emissive.g() );
dos.writeFloat32(emissive.b() );
dos.writeFloat32(shininess);
dos.writeFloat32( diffuse.a() ); // alpha
dos.writeFloat32(1.0f); // 'Reserved' - unused
if (m.Material->getAmbientFrontAndBack() == false ||
m.Material->getDiffuseFrontAndBack() == false ||
m.Material->getSpecularFrontAndBack() == false ||
m.Material->getEmissionFrontAndBack() == false ||
m.Material->getShininessFrontAndBack() == false )
{
std::string warning( "fltexp: No support for different front and back material properties." );
osg::notify( osg::WARN ) << warning << std::endl;
_fltOpt.getWriteResult().warn( warning );
}
}
}