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35 lines
1.1 KiB
35 lines
1.1 KiB
3 years ago
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%--------------------------
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% @Author: Jingqiao Hu
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% @Date: 2021-07-02 16:21:35
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% @LastEditTime: 2021-07-02 16:45:10
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%--------------------------
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function plot_control_points(U_bezier, nelx, nely, num_b)
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[ref_nodes, ~, ~] = multi_generate_mesh(1, nelx, nely, num_b);
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offset = [0.9, 0.5];
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regulated = [1, -1];
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cp = colormap(jet);
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u0 = reshape(U_bezier, 2, [])';
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for kk = 1:2
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mc = regulated(kk);
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figure;
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scatter3(ref_nodes(:,1),ref_nodes(:,2), mc*u0(:,kk) + offset(kk), 8, 'k','filled'); hold on;
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maxk = max(mc*u0(:, kk));
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mink = min(mc*u0(:, kk));
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cci = round((mc * u0(:,kk) - mink) / (maxk-mink) * 255)+1;
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colors1 = cp(cci, :);
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x = [ref_nodes(:,1), ref_nodes(:,1)]';
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y = [ref_nodes(:,2), ref_nodes(:,2)]';
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z = [mc * u0(:,kk)+offset(kk), 0 * u0(:,kk)]';
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for i2 = 1 : size(u0, 1)
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plot3(x(:,i2), y(:,i2), z(:,i2), '-', 'LineWidth',1,'Color',colors1(i2,:)); hold on;
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end
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axis equal; axis off; colormap(jet);
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end
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end
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