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

111 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/shader.h"
#include "nel/3d/driver.h"
#include "nel/misc/path.h"
#include "nel/misc/file.h"
using namespace std;
using namespace NLMISC;
namespace NL3D
{
// ***************************************************************************
CShader::~CShader()
{
// Must kill the drv mirror of this shader.
_DrvInfo.kill();
}
// ***************************************************************************
CShader::CShader()
{
_ShaderChanged = true;
}
// ***************************************************************************
void CShader::setText (const char *text)
{
_Text = text;
_ShaderChanged = true;
}
// ***************************************************************************
void CShader::setName (const char *name)
{
_Name = name;
_ShaderChanged = true;
}
// ***************************************************************************
bool CShader::loadShaderFile (const char *filename)
{
_Text = "";
// Lookup
string _filename = CPath::lookup(filename, false, true, true);
if (!_filename.empty())
{
// File length
uint size = CFile::getFileSize (_filename);
_Text.reserve (size+1);
try
{
CIFile file;
if (file.open (_filename))
{
// Read it
while (!file.eof ())
{
char line[512];
file.getline (line, 512);
_Text += line;
}
// Set the shader name
_Name = CFile::getFilename (filename);
return true;
}
else
{
nlwarning ("Can't open the file %s for reading", _filename.c_str());
}
}
catch (const Exception &e)
{
nlwarning ("Error while reading %s : %s", _filename.c_str(), e.what());
}
}
return false;
}
// ***************************************************************************
IShaderDrvInfos::~IShaderDrvInfos()
{
_Driver->removeShaderDrvInfoPtr(_DriverIterator);
}
} // NL3D