Disable transformation if source CRS equals to destination

satellogic · Jun 26, 2020 · 22375e5 · 22375e5
1 parent 19b6e4f
commit 22375e5
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Showing 3 changed files with 4 additions and 3 deletions.
diff --git a/setup.py b/setup.py
@@ -42,7 +42,7 @@
             'packaging',
             'pycodestyle',
             'pytest>=4',
-            'pytest-cov',
+            'pytest-cov==2.8.1',
             'sphinx',
             'ipython',
             'nbsphinx',

diff --git a/telluric/util/local_tile_server.py b/telluric/util/local_tile_server.py
@@ -61,7 +61,7 @@ def _get_raster_png_tile(self, raster, x, y, z):
 
     @gen.coroutine
     def _get_collection_png_tile(self, fc, x, y, z):
-        rasters = yield gen.multi([self._get_raster_png_tile(f.raster(), x, y, z) for f in fc])
+        rasters = yield gen.multi([self._get_raster_png_tile(f.raster(), x, y, z) for f in fc])  # type: ignore
         if len(rasters) < 1:
             return None
         tile = yield self._merge_rasters(rasters, z)

diff --git a/telluric/util/projections.py b/telluric/util/projections.py
@@ -49,7 +49,8 @@ def transform(shape, source_crs, destination_crs=None, src_affine=None, dst_affi
     if src_affine is not None:
         shape = ops.transform(lambda r, q: ~src_affine * (r, q), shape)
 
-    shape = generate_transform(source_crs, destination_crs)(shape)
+    if source_crs != destination_crs:
+        shape = generate_transform(source_crs, destination_crs)(shape)
 
     if dst_affine is not None:
         shape = ops.transform(lambda r, q: dst_affine * (r, q), shape)