khanat-opennel-code/code/nel/src/3d/texture_multi_file.cpp

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2010-05-06 00:08:41 +00:00
// NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
#include "std3d.h"
#include "nel/3d/texture_multi_file.h"
#include "nel/3d/texture_file.h"
namespace NL3D
{
static std::string DummyTexName("CTextureMultiFile:Dummy");
///===========================================================
CTextureMultiFile::CTextureMultiFile(uint numTexs /* = 0 */) : _CurrSelectedTexture(0), _FileNames(numTexs)
{
}
///===========================================================
void CTextureMultiFile::setNumTextures(uint numTexs)
{
_FileNames.resize(numTexs);
_CurrSelectedTexture = (uint) std::min((sint) _CurrSelectedTexture, std::min((sint) 0, (sint) (numTexs - 1)));
}
///===========================================================
void CTextureMultiFile::setFileName(uint index, const char *fileName)
{
_FileNames[index] = fileName;
if (index == _CurrSelectedTexture) touch();
}
///===========================================================
sint CTextureMultiFile::getTexIndex(uint index) const
{
if (_FileNames.empty())
{
return -1;
}
sint usedTexture = index >= _FileNames.size() ? 0 : index;
if (_FileNames[usedTexture].empty())
{
return (usedTexture != 0 && !_FileNames[0].empty()) ? 0 : -1;
}
return usedTexture;
}
///===========================================================
void CTextureMultiFile::doGenerate(bool async)
{
sint usedTexture = getTexIndex(_CurrSelectedTexture);
if (usedTexture == -1)
{
makeDummy();
}
else
{
CTextureFile::buildBitmapFromFile(*this, _FileNames[usedTexture], async);
}
}
///===========================================================
void CTextureMultiFile::serial(NLMISC::IStream &f) throw(NLMISC::EStream)
{
(void)f.serialVersion(0);
// serial the base part of ITexture.
ITexture::serial(f);
f.serialCont(_FileNames);
f.serial(_CurrSelectedTexture);
if(f.isReading())
touch();
}
///===========================================================
const std::string &CTextureMultiFile::getTexNameByIndex(uint index) const
{
sint usedTexture = getTexIndex(index);
return usedTexture == -1 ? DummyTexName : _FileNames[usedTexture];
}
///===========================================================
std::string CTextureMultiFile::getShareName() const
{
return getTexNameByIndex(_CurrSelectedTexture);
}
///===========================================================
void CTextureMultiFile::selectTexture(uint index)
{
if (index != _CurrSelectedTexture)
{
_CurrSelectedTexture = index;
touch();
}
}
///===========================================================
ITexture *CTextureMultiFile::buildNonSelectableVersion(uint index)
{
CTextureFile *tf = new CTextureFile(getTexNameByIndex(index));
// copy tex parameters
(ITexture &) *tf = (ITexture &) *this; // invoke ITexture = op for basics parameters
//
return tf;
}
} // NL3D