ResInsight/Fwk/VizFwk/LibRender/cvfShaderSourceRepositoryFile.cpp

115 lines
3.7 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library 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 3 of the License, or
// (at your option) any later version.
//
// This library 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 at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library 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 Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#include "cvfBase.h"
#include "cvfShaderSourceRepositoryFile.h"
#include <fstream>
namespace cvf {
//==================================================================================================
///
/// \class cvf::ShaderSourceRepositoryFile
/// \ingroup Render
///
///
///
//==================================================================================================
//--------------------------------------------------------------------------------------------------
/// Constructor
///
/// \param directory Directory with trailing slash
//--------------------------------------------------------------------------------------------------
ShaderSourceRepositoryFile::ShaderSourceRepositoryFile(const String& directory)
: m_directory(directory)
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
bool ShaderSourceRepositoryFile::rawShaderSource(ShaderIdent shaderIdent, CharArray* rawSource)
{
String fullFileName = fileNameFromIdent(shaderIdent);
#ifdef WIN32
std::ifstream file(fullFileName.c_str());
#else
std::ifstream file(fullFileName.toUtf8().ptr());
#endif
if (file.is_open())
{
std::string line;
while (file.good())
{
getline(file, line);
size_t c;
for (c = 0; c < line.length(); c++)
{
rawSource->push_back(line[c]);
}
rawSource->push_back('\n');
}
file.close();
return true;
}
return ShaderSourceRepository::rawShaderSource(shaderIdent, rawSource);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
String ShaderSourceRepositoryFile::fileNameFromIdent(ShaderIdent shaderIdent)
{
String fileName = m_directory + shaderIdentString(shaderIdent) + ".glsl";
return fileName;
}
} // namespace cvf