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use segments' total capacitance when fetching parasitics data #4018

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Merged
maliberty merged 1 commit into from
Mar 20, 2026
+4 −2
Merged

use segments' total capacitance when fetching parasitics data #4018

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6 changes: 4 additions & 2 deletions flow/util/write_segment_rc.tcl
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Original file line number Diff line number Diff line change
Expand Up @@ -40,8 +40,10 @@ proc fetch_segments_rc { net_to_segments_var } {
set height [$shape getDY]
set length_um [ord::dbu_to_microns [expr { max($width, $height) }]]

set resistance [$rseg getResistance 0]
set capacitance [$rseg getCapacitance 0]
# Default corner
set corner 0
set resistance [$rseg getResistance $corner]
set capacitance [$rseg getTotalCapacitance $corner]

lappend segments $layer $length_um $resistance $capacitance
lappend seen_shape_ids $shape_id
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