Created
March 12, 2026 07:54
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masking by color
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| \documentclass{article} | |
| \begin{document} | |
| \ExplSyntaxOn | |
| \mode_leave_vertical: | |
| \hbox_overlap_right:n | |
| { | |
| \color_select:n{red!50} | |
| \rule{200pt}{250pt} | |
| } | |
| \hbox_set:Nn \l_tmpa_box | |
| { | |
| \graphics_include:nn {pdf-attr=/Mask[180~255]} {mill.png} | |
| } | |
| \box_resize_to_wd:Nn \l_tmpa_box {200pt} | |
| \box_use_drop:N \l_tmpa_box | |
| \ExplSyntaxOff | |
| \end{document} |
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