HE/parameter_fromUI.m

function [cfgHE,RU_index,cfgUI] = parameter_fromUI(cfgUI)
if cfgUI.numTx == 1
    addpath('.\WaveAdp');    

    NumerologySel = [cfgUI.user1.FFTSize,eval(cfgUI.user1.CPLength),cfgUI.user1.pilotInterval];
    load NumerologySet.mat NumerologySet    
    for jj =1 :length(NumerologySet)
        if isequal(NumerologySel,NumerologySet(jj,:))
            NumerologyNo = jj;
            break;
        end
%         if isempty(NumerologyNo)
            
    end
    PacketSize = cfgUI.user1.APEPlength;
    [MCS, MCS_no] = MCS_sel(cfgUI.user1.ModulationMode,cfgUI.user1.CodeRate);    
    [~,WaveformPara] = WaveformNumerologyCal(PacketSize,NumerologySel,MCS_no); 
    RU_index = 192;
    cfgHE = WaveformPara;    
    cfgHE.MCS = MCS;
    cfgHE.ChannelCoding = cfgUI.user1.ChannelCode;
    cfgHE.NumTransmitAntennas = 1;
    cfgHE.NumerologyNo = NumerologyNo;
    cfgUI.allocation = RU_index;% 为什么要回传？
else
if strcmp(cfgUI.UserMode,'SU')
% HE-SU
    RU_index = 192; % 对RU_index赋值，防止报错------------zjd 3.21修改
    %*********************************lql03.21修改*********************************
    cfgUI.allocation = RU_index;
    %*********************************lql03.21修改*********************************
    cfgHE = wlanHESUConfig;
    cfgHE.ChannelBandwidth = cfgUI.ChannelBandwidth;  % Channel bandwidth
    cfgHE.NumSpaceTimeStreams = cfgUI.user1.s;     % Number of space-time streams
    cfgHE.NumTransmitAntennas = cfgUI.numTx; % Number of transmit antennas        
    cfgHE.ExtendedRange = false;       % Do not use extended range format
    cfgHE.Upper106ToneRU = false;      % Do not use upper 106 tone RU
    cfgHE.PreHESpatialMapping = false; % Spatial mapping of pre-HE fields
    switch cfgUI.user1.CPLength
        case '1/16'
            cfgHE.GuardInterval = 0.8;         % Guard interval duration
            cfgHE.HELTFType = 1;% defualt
        case '1/8'
            cfgHE.GuardInterval = 1.6;         % Guard interval duration
            cfgHE.HELTFType = 2;
        case '1/4'
            cfgHE.GuardInterval = 3.2;         % Guard interval duration
            cfgHE.HELTFType = 4;
    end
%     cfgHE.HELTFType = 4;               % HE-LTF compression mode
    cfgHE.ChannelCoding = cfgUI.user1.ChannelCode;      % Channel coding
    cfgHE.MCS = MCS_sel(cfgUI.user1.ModulationMode,cfgUI.user1.CodeRate);    
%     cfgHE.MCS = 4;                     % Modulation and coding scheme
%---------------------------------zjd03.21修改-----------------------------------   ???      
%     if cfgUI.numTx == cfgUI.numRx
%         cfgHE.SpatialMapping = 'Direct';
%     else
%         cfgHE.SpatialMapping = 'Hadamard';
%     end
    cfgHE.NumSpaceTimeStreams = cfgUI.user1.s; % 配置空时流数
    cfgHE.SpatialMapping = cfgUI.user1.SpatialMapping; % 配置映射方式
    if strcmp(cfgUI.user1.MultiAntennaMode,'STBC') % STBC使能
        cfgHE.STBC = 1;
        cfgHE.NumSpaceTimeStreams = 2;
    else
        cfgHE.STBC = 0;
    end
    if strcmp(cfgHE.SpatialMapping,'Direct')
        cfgHE.NumSpaceTimeStreams = cfgUI.numTx; % 'Direct'要求空时流数=发射天线数
    end
%------------------------------------------------------------------------------
    cfgHE.APEPLength = cfgUI.user1.APEPlength;            % Payload length in bytes
    
elseif strcmp(cfgUI.UserMode,'MU')
% HE-MU
    % 首先进行资源分配配置  
    
    RU_index = RU_alloc(cfgUI);
    cfgUI.allocation = RU_index;% 为什么要回传？
    cfgHE = wlanHEMUConfig(RU_index);
    disp('Allocation info:')
    disp(ruInfo(cfgHE))
    % Configure per user parameters
    for unum = 1 : cfgUI.numUsers
        userf = eval(['cfgUI.user' num2str(unum) '.f']);
        numsubRU = sum(userf);
        switch numsubRU
            case 1
                switch RU_index
                    case {112,16} %0
                        eval(['user' num2str(unum) '=' num2str(find(userf ==1)) ]);
                    case 24 %-1
                        eval(['user' num2str(unum) '=' num2str(find(userf ==1)) '-1']);
                end
            case 2
                switch RU_index
                    case 96 % 上下两个
                        cfgHE.RU{1}.SpatialMapping = 'Custom';
                        cfgHE.RU{2}.SpatialMapping = 'Custom';
                        if (sum(find(userf == 1)) == 3)
                            eval(['user' num2str(unum) '=' num2str(1)]);
                        elseif (sum(find(userf == 1)) == 7)
                            eval(['user' num2str(unum) '=' num2str(2) ]);
                        end
                    case 100 % 第一个106
                        eval(['user' num2str(unum) '=' num2str(unum) ]);
                    case 97  % 第二个106  +1
                        eval(['user' num2str(unum) '=' num2str(unum) '+1']);
                    case 24
                        eval(['user' num2str(unum) '=' num2str(1) ]);
                    case 16
                        eval(['user' num2str(unum) '=' num2str(3) ]);
                end
            case 4
                cfgHE.RU{1}.SpatialMapping = 'Custom';
                eval(['user' num2str(unum) '=' num2str(unum) ]);
        end
    end
    % STA #1
    cfgHE.User{1}.NumSpaceTimeStreams = 1;
    cfgHE.User{1}.MCS = MCS_sel(cfgUI.user1.ModulationMode,cfgUI.user1.CodeRate);    
    cfgHE.User{1}.APEPLength = cfgUI.user1.APEPlength;
    cfgHE.User{1}.STAID = 1;
    cfgHE.User{1}.ChannelCoding = cfgUI.user1.ChannelCode;
    if length(cfgHE.User)>1        
        % STA #2
        cfgHE.User{2}.NumSpaceTimeStreams = 1;
        cfgHE.User{2}.MCS = MCS_sel(cfgUI.user2.ModulationMode,cfgUI.user2.CodeRate);   
        cfgHE.User{2}.APEPLength = cfgUI.user2.APEPlength;
        cfgHE.User{2}.STAID = 2;
        cfgHE.User{2}.ChannelCoding = cfgUI.user2.ChannelCode;
    end
    % Configure common parameters for all users
    cfgHE.NumTransmitAntennas = cfgUI.numTx;
    switch cfgUI.user1.CPLength
        case '1/16'
            cfgHE.GuardInterval = 0.8;         % Guard interval duration
        case '1/8'
            cfgHE.GuardInterval = 1.6;         % Guard interval duration
        case '1/4'
            cfgHE.GuardInterval = 3.2;         % Guard interval duration
    end
end
end
end