From 08f8efd2fe3d84027e1ed2e400563ea4a5604415 Mon Sep 17 00:00:00 2001
From: Tomas Farago <sensej007@email.cz>
Date: Mon, 3 Nov 2025 17:03:57 +0100
Subject: [PATCH] Add cubic interpolation

---
 bin/tofu       | 1 -
 tofu/config.py | 5 +++++
 tofu/reco.py   | 1 +
 3 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/bin/tofu b/bin/tofu
index f9c8e8c..483e100 100755
--- a/bin/tofu
+++ b/bin/tofu
@@ -191,7 +191,6 @@ def main():
                         version='%(prog)s {}'.format(__version__))
 
     sino_params = ('flat-correction', 'sinos')
-    reco_params = ('flat-correction', 'reconstruction')
     tomo_params = config.TOMO_PARAMS
     lamino_params = config.LAMINO_PARAMS
     gui_params = tomo_params + ('gui', )
diff --git a/tofu/config.py b/tofu/config.py
index 27ce12d..e19f549 100644
--- a/tofu/config.py
+++ b/tofu/config.py
@@ -293,6 +293,11 @@
         'type': float,
         'unit': "rad",
         'help': "Angle offset of first projection"},
+    'interpolation': {
+        'default': "cubic",
+        'type': str,
+        'help': "Interpolation method (texture is actually linear, but implemented differently)",
+        'choices': ['nearest', 'texture', 'linear', 'cubic']},
     'method': {
         'default': 'fbp',
         'type': str,
diff --git a/tofu/reco.py b/tofu/reco.py
index e8dae76..70edfd9 100644
--- a/tofu/reco.py
+++ b/tofu/reco.py
@@ -100,6 +100,7 @@ def tomo(params):
         bp = get_task('backproject', axis_pos=axis)
         last_node = bp
 
+        bp.props.mode = params.interpolation
         if params.angle:
             bp.props.angle_step = params.angle