OEReadGrid

bool OEReadGrid(const std::string& filename,
                OESystem::OESkewGrid& grid)
bool OEReadGrid(const std::string& filename,
                OESystem::OEScalarGrid& grid)
bool OEReadGrid(OEPlatform::oeistream& ifs,
                OESystem::OESkewGrid& grid, unsigned int filetype)
bool OEReadGrid(OEPlatform::oeistream& ifs,
                OESystem::OEScalarGrid& grid, unsigned int filetype)

Reads the contents of the file into grid (OESkewGrid, OEScalarGrid).