From c5a3864a4d23f2c0d15e61034ca2d530f69556aa Mon Sep 17 00:00:00 2001
From: Josef Brandt <josef.brandt@gu.se>
Date: Wed, 17 Jun 2020 16:01:27 +0200
Subject: [PATCH] Hotfix in creating viewtiles

Rotation contributions of transformation matrix were neglected, they are now properly taken into account.
---
 scenePyramid.py | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/scenePyramid.py b/scenePyramid.py
index 3828c11..3cac81c 100644
--- a/scenePyramid.py
+++ b/scenePyramid.py
@@ -592,12 +592,10 @@ class ScenePyramid:
                     # add to v(i, j)
                     tile = self.readViewTile(slice_nr, i, j)
                     size = (tile.shape[self.npWidthIdx], tile.shape[self.npHeightIdx])  # (w, h)
-                    # translation matrix
-                    m = np.float32([
-                        [1, 0, src_tile_pos_x],
-                        [0, 1, cur_src_tile_pos_y]
-                    ])
-                    cv2.warpAffine(current_src_img, m, size, tile, borderMode=cv2.BORDER_TRANSPARENT)
+                    m_rot[0, 2] = src_tile_pos_x
+                    m_rot[1, 2] = cur_src_tile_pos_y
+
+                    cv2.warpAffine(current_src_img, m_rot, size, tile, borderMode=cv2.BORDER_TRANSPARENT)
                     self.saveViewTile(tile, slice_nr, i, j)
                     cur_src_tile_pos_y -= view_tile_height
                 src_tile_pos_x -= view_tile_width
-- 
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