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

97 lines
2.6 KiB
C++

// 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_mem.h"
#include "nel/misc/mem_stream.h"
#include <memory>
namespace NL3D
{
/*==================================================================*\
CTEXTUREMEM
\*==================================================================*/
/*------------------------------------------------------------------*\
doGenerate()
\*------------------------------------------------------------------*/
void CTextureMem::doGenerate(bool /* async */)
{
if (_Data)
{
if (_IsFile)
{
NLMISC::CMemStream m (true);
m.fill (_Data, _Length);
load (m);
}
else
{
resize(_TexWidth, _TexHeight, _TexType);
::memcpy(&getPixels(0)[0], _Data, _Length);
buildMipMaps();
}
}
else
{
makeDummy();
}
}
static NLMISC::CRGBA WhitePix(255, 255, 255, 255); // the texture datas ... :)
///===========================================================================
ITexture *CTextureMem::Create1x1WhiteTex()
{
static NLMISC::CSmartPtr<ITexture> tex = NULL;
if (!tex)
{
tex = new CTextureMem((uint8 *) &WhitePix,
sizeof(WhitePix),
false, /* dont delete */
false, /* not a file */
1, 1);
static_cast<CTextureMem *>((ITexture *)tex)->setShareName("#WhitePix1x1");
}
return (ITexture *) tex;
}
///===========================================================================
void CTextureMem::setAllowDegradation(bool allow)
{
_AllowDegradation= allow;
}
///===========================================================================
uint32 CTextureMem::getImageWidth() const
{
return _TexWidth;
}
///===========================================================================
uint32 CTextureMem::getImageHeight() const
{
return _TexHeight;
}
} // NL3D