160 lines
5.6 KiB
Matlab
160 lines
5.6 KiB
Matlab
function showResourceMatrix(cfgHE,cfgUI,RU_index,varargin)
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% **输入：含有RU分配信息的HE结构体、来自UI的额外控制参数
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% **输出：含有'时间*频率*用户'三维的资源分配示意图
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% 获取RU分配信息
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if cfgUI.numUsers == 1
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cfgHE = wlanHEMUConfig(RU_index);
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end
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allocInfo = ruInfo(cfgHE);
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% 画布初始化
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if nargin == 3
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% fig = figure('Name',getString(message('wlan:hePlotAllocation:FigureTitle')));
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fig = figure('visible','off');
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ax = axes(fig);
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else
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ax = varargin{1};
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end
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cla(ax,'reset')
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% 绘图参数
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dpi = 96;
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cbw = wlan.internal.cbwStr2Num(cfgHE.ChannelBandwidth);
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Nfft = cbw/20*256;
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isHETBNDP = isa(cfgHE,'wlanHETBConfig') && cfgHE.FeedbackNDP;
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centerColor = [1 0 0; 0.5 0 0; 0.25 0 0]; % Colors for special split RUs
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% infoLims contains tuples of channel bandwidth and the minimum RU size for
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% which RU information is to be displayed on a patch: [cbw rusize].
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% tuple中记录给定带宽下可分配的最小RU大小
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infoLims = ...
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[20 26; ...
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40 52; ...
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80 106; ...
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160 242 ];
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% 构建sequencial allocation matrix
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time_sequence_len = length(cfgUI.user1.t);
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frequency_sequence_len = length(cfgUI.user1.f);
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allo_sequencial=zeros(time_sequence_len,frequency_sequence_len,cfgUI.numUsers);
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for t = 1 : time_sequence_len
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for f = 1 : frequency_sequence_len
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for n = 1 : cfgUI.numUsers
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if n == 1
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if cfgUI.user1.t(t) == 1 && cfgUI.user1.f(f) == 1
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allo_sequencial(t,f,n) = 1;
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end
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elseif n == 2
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if cfgUI.user2.t(t) == 1 && cfgUI.user2.f(f) == 1
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allo_sequencial(t,f,n) = 1;
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end
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end
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end
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end
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end
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% Plot the HE occupied subcarriers
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kRUPuncture = wlan.internal.hePuncturedRUSubcarrierIndices(cfgHE);
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bi = 1;
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icenter = 1;
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startEndIdx = zeros(0,2);
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hRU = gobjects(allocInfo.NumRUs,2); % At most 2 patches per RU
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% 共有5个时隙，每个时隙都将相同的RU资源块分配给固定的几个用户
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for seq = 1:size(allo_sequencial,1)
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i_accu = 0;
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for i = 1:allocInfo.NumRUs
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% Get the active subcarrier indices for the RU
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% 可用子载波序号
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if isHETBNDP
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kFull = wlan.internal.heTBNDPSubcarrierIndices(cbw,cfgHE.RUToneSetIndex,cfgHE.FeedbackStatus);
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else
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kFull = wlan.internal.heRUSubcarrierIndices(cbw,allocInfo.RUSizes(i),allocInfo.RUIndices(i));
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end
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if ~isempty(kRUPuncture)
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k = setdiff(kFull,kRUPuncture); % Discard punctured subcarriers
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else
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k = kFull;
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end
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% 配置patch的颜色和说明文字
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UserIndex = 'User #';
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colorToUse = 0;
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firstUser = 0;
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for n = 1 : cfgUI.numUsers
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if allo_sequencial(seq,i + i_accu,n) == 1
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if colorToUse == 0
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firstUser = n; % 方便后边构建字符：User #a-b
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UserIndex = [UserIndex,num2str(n)];
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end
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colorToUse = colorToUse + n^2;% 使用平方避免颜色重复
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end
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end
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UserInRU = sum(allo_sequencial(seq,i + i_accu,:));% 当前RU中用户总数
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% RU中用户数超过1时，需要额外构造不同形式的字符串
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if UserInRU > 1
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UserIndex = [UserIndex,'-',num2str(firstUser + UserInRU - 1)];
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end
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% Get the end index of each continuous block of subcarriers within the RU
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% 因为利用patch函数画图，需要以子载波是否连续划分patch
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nonContigEnd = [find(diff(k)~=1); numel(k)];
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startIdx = 1; % The start index of the continuous block of subcarriers
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for j = 1:numel(nonContigEnd)
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% Plot a patch of the continuous block of subcarriers
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blkIdx = startIdx:nonContigEnd(j);
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startEndIdx(bi,:) = [k(blkIdx(1)) k(blkIdx(end))];
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% y = [k(blkIdx(1)) k(blkIdx(end)) k(blkIdx(end)) k(blkIdx(1))];
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% x = [0 0 1.5 1.5 ];
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y = [k(blkIdx(1)) k(blkIdx(end)) k(blkIdx(end)) k(blkIdx(1))];
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x = [0.05+1.6*(seq-1) 0.05+1.6*(seq-1) 1.55+1.6*(seq-1) 1.55+1.6*(seq-1)];
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hold(ax,'on');
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startIdx = nonContigEnd(j)+1;
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bi = bi+1;
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if colorToUse == 0
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hRU(i,j) = patch(ax,x,y,'w');% 无用户使用该RU时填充为白色
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UserIndex = '';
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else
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hRU(i,j) = patch(ax,x,y,colorToUse);% 有用户使用该RU时即使用colorToUse对应的颜色
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end
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% 标记用户序号
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xMiddle = hRU(i,j).Vertices(1,1)+(hRU(i,j).Vertices(end,1)-hRU(i,j).Vertices(1,1))/2;
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yMiddle = hRU(i,j).Vertices(1,2)+(hRU(i,j).Vertices(2,2)-hRU(i,j).Vertices(1,2))/2;
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htext = text(ax,xMiddle,yMiddle,UserIndex,'HorizontalAlignment','center','FontSize',9);
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htext.PickableParts = 'none';
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end
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switch length(k)
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case 242
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i_offset = 3;
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case 106
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i_offset = 1;
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case 52
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i_offset = 0;
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end
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i_accu = i_accu + i_offset;
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end
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end
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% ylabel(ax,getString(message('wlan:hePlotAllocation:SubcarrierIndex')))
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ylabel('Subcarrier Index');
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xticks(ax,[])
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ylim(ax,[-Nfft/2 Nfft/2-1]);
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ax.Box = 'on';
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h = plot(ax,NaN,NaN,'ow'); % Placeholder for empty legend
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print(fig, 'RU_Alloc.png', '-dpng', ['-r', num2str(dpi)]);
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% pause(0.5);
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% close;
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end |