void
IMPInitializer::writeVertexFile(std::string filename, int mesh_no, int level_number)
{
const int max_levels = d_gridding_alg->getMaxLevels();
if (level_number < 0) level_number = max_levels - 1;
level_number = std::min(level_number, max_levels - 1);
const int mpi_rank = SAMRAI_MPI::getRank();
if (mpi_rank == 0)
{
if (filename.find(".vertex") == std::string::npos)
{
filename += ".vertex";
}
std::ofstream vertex_file(filename.c_str(), std::fstream::out);
const int num_vertices = d_num_vertex[level_number][mesh_no];
vertex_file << num_vertices << "\n";
for (int k = 0; k < num_vertices; ++k)
{
const libMesh::Point& X = d_vertex_posn[level_number][mesh_no][k];
for (int d = 0; d < NDIM; ++d)
{
vertex_file << X(d) << "\t";
}
vertex_file << "\n";
}
vertex_file.close();
}
return;
} // writeVertexFile
bool ShaderManager::add_shader(std::string vertex_path, std::string fragment_path, std::string key){
bool success = true;
std::string vertex_source, fragment_source;
//Load source code from path
try{
std::ifstream vertex_file(vertex_path);
std::ifstream fragment_file(fragment_path);
std::stringstream vertex_stream, fragment_stream;
vertex_stream << vertex_file.rdbuf();
fragment_stream <<fragment_file.rdbuf();
vertex_file.close();
fragment_file.close();
vertex_source = vertex_stream.str();
fragment_source = fragment_stream.str();
}
catch (std::exception e){
std::cout << "ERROR::SHADER: Failed to read shader files" << std::endl;
success = false;
}
const GLchar* vertex_code = vertex_source.c_str();
const GLchar* fragment_code = fragment_source.c_str();
//Create Shader from new sources
Shader shader;
shader.compile(vertex_code, fragment_code);
success = shaders.emplace(key,shader).second && success;
return success;
}
