From e850814da0354491252e14ff3e3a54225d698308 Mon Sep 17 00:00:00 2001
From: Sean Li <22557931+sean0407@users.noreply.github.com>
Date: Mon, 19 Oct 2026 22:25:38 +0800
Subject: [PATCH] Fix removed Matplotlib colormap API usage

---
 bin/import_colmap.py | 2 +-
 bin/plot_depthmaps   | 2 +-
 bin/plot_matches.py  | 3 +--
 3 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/bin/import_colmap.py b/bin/import_colmap.py
index c592f9d43..b5b146c96 100755
--- a/bin/import_colmap.py
+++ b/bin/import_colmap.py
@@ -102,7 +102,7 @@ def depth_colormap(
     """
     Colormaps and sets 0 (invalid) values to zero_color
     """
-    sm = cm.ScalarMappable(cmap=cm.get_cmap(cmap))
+    sm = cm.ScalarMappable(cmap=pl.get_cmap(cmap))
     sm.set_array(d)
     rgb = sm.to_rgba(d)[:, :, :3]
     rgb[d == invalid_val] = invalid_color
diff --git a/bin/plot_depthmaps b/bin/plot_depthmaps
index 30f376838..2cb8408ab 100755
--- a/bin/plot_depthmaps
+++ b/bin/plot_depthmaps
@@ -22,7 +22,7 @@ def depth_colormap(d, cmap=None, invalid_val=0, invalid_color=(.5, .5, .5)):
     """
     Colormaps and sets 0 (invalid) values to zero_color
     """
-    sm = cm.ScalarMappable(cmap=cm.get_cmap(cmap))
+    sm = cm.ScalarMappable(cmap=pl.get_cmap(cmap))
     sm.set_array(d)
     rgb = sm.to_rgba(d)[:, :, :3]
     rgb[d == invalid_val] = invalid_color
diff --git a/bin/plot_matches.py b/bin/plot_matches.py
index 019a49304..0ea6e35c5 100755
--- a/bin/plot_matches.py
+++ b/bin/plot_matches.py
@@ -6,7 +6,6 @@
 from itertools import combinations
 from typing import Iterable, List
 
-import matplotlib.cm as cm
 import matplotlib.pyplot as pl
 import numpy as np
 from numpy import ndarray
@@ -31,7 +30,7 @@ def plot_matches(im1: ndarray, im2: ndarray, p1: ndarray, p2: ndarray) -> None:
 
 
 def plot_graph(data: dataset.DataSet) -> None:
-    cmap = cm.get_cmap("viridis")
+    cmap = pl.get_cmap("viridis")
     connectivity = {}
     for im1 in images:
         for im2, matches in data.load_matches(im1).items():