function txPSDU = DataGenerate(cfgUI,numPkt,SEED,arg,txPSDUByteUser)
%*********************************lql03.21修改*********************************
numUsers = cfgUI.numUsers;
DataType = cfgUI.DataType;
if isnumeric(arg)
    if cfgUI.numUsers == 1
        cfgHE = wlanHESUConfig;
    else
        cfgHE = wlanHEMUConfig(193);
    end
    psduLength = ones(1,numUsers)*arg;
else
    if isfield(arg,'InterleavLen')
        psduLength = arg.PacketSize;
    else
        cfgHE = arg;
        psduLength = getPSDULength(cfgHE); % PSDU length in bytes
    end
end
% psduLength = getPSDULength(cfgHE); % PSDU length in bytes
%*********************************lql03.21修改*********************************



if numUsers==1
    txPSDU = cell(1,1);
else
    allocInfo = ruInfo(cfgHE);
    txPSDU = cell(1,allocInfo.NumUsers);
end
% [len,width] = size(txPSDUByteUser(:,:,1));

if strcmp(cfgUI.DataType,'photo')
    txPSDUBin = ones(length(txPSDUByteUser(:,1))*8,numUsers);
    for userIdx = 1:numUsers
        txPSDUBin(:,userIdx) = reshape(int2bit(txPSDUByteUser(:,userIdx),8),1,[]);
    end
end
for i = 1:numPkt
    if numUsers==1
        rng(i+SEED);
        switch DataType
            case 'test'     
                txPSDU{1}(:,i) = randi([0 1],psduLength*8,1);
            case 'text'
            case 'photo'
                % 将第i个包对应的内容赋值给第i个包 zjd3.26
                if i*psduLength*8 <= length(txPSDUBin)
                    txPSDU{1}(:,i) = txPSDUBin((i-1)*psduLength*8+1:i*psduLength*8,:);
                elseif i*psduLength*8 > length(txPSDUBin) && (i-1)*psduLength*8 < length(txPSDUBin)
                    padLength = psduLength*8-(length(txPSDUBin)-(i-1)*psduLength*8);
                    txPSDU{1}(:,i) = [txPSDUBin((i-1)*psduLength*8+1:length(txPSDUBin),:);randi([0 1],padLength,1)];
                else
                    txPSDU{1}(:,i) = randi([0 1],psduLength*8,1);
                end
        end
    else
        switch DataType
            case 'test'            
                for ii = 1:allocInfo.NumUsers
                    rng(i+ii+SEED);
                    txPSDU{ii}(:,i) = randi([0 1],psduLength(ii)*8,1); % Generate random PSDU
                end
            case 'text'
            case 'photo'
                for ii = 1:allocInfo.NumUsers
                    % 将第i个包对应的内容赋值给第i个包 zjd3.26
                    if i*psduLength(ii)*8 <= length(txPSDUBin)
                        txPSDU{ii}(:,i) = txPSDUBin((i-1)*psduLength(ii)*8+1:i*psduLength(ii)*8,ii);
                    elseif (i*psduLength(ii)*8 > length(txPSDUBin)) && ((i-1)*psduLength(ii)*8 < length(txPSDUBin))
                        padLength = psduLength(ii)*8-(length(txPSDUBin)-(i-1)*psduLength(ii)*8); % 计算需要补多少随机数
                        txPSDU{ii}(:,i) = [txPSDUBin((i-1)*psduLength(ii)*8+1:length(txPSDUBin),ii);randi([0 1],padLength,1)];
                    else
                        txPSDU{ii}(:,i) = randi([0 1],psduLength(ii)*8,1);
                    end
                end
        end
    end
end
end