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Une mosaïque d overview par zone géographique, pas une grille globale

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This commit is contained in:
Antoine Jacquin
2026-09-20 00:40:32 +02:00
parent 4a13cdb3f5
commit eec8421f23
2 changed files with 210 additions and 148 deletions
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32
lidar_pipeline/tests/test_index.py
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@ -715,7 +715,9 @@ def test_overview_generated_for_large_grids(tmp_path):
data = json.loads((output_dir / "index_tiles.json").read_text(encoding='utf-8'))
ov = data['overview']
assert 'hillshade_multi' in ov and 'svf' in ov
meta = ov['hillshade_multi']
items = ov['hillshade_multi']['items']
assert len(items) == 1 # une seule zone géographique
meta = items[0]
assert (output_dir / meta['url'].split('?')[0]).is_file()
assert meta['km_w'] == 3 and meta['km_h'] == 2
assert meta['w'] == 3 * meta['px_per_km']
@ -724,7 +726,33 @@ def test_overview_generated_for_large_grids(tmp_path):
# La coquille HTML embarque la constante pour l'interface
html = (output_dir / "index.html").read_text(encoding='utf-8')
assert "const OVERVIEW" in html
assert "index_overview/hillshade_multi.webp" in html
assert "index_overview/hillshade_multi_" in html
def test_overview_one_mosaic_per_zone(tmp_path):
"""Zones géographiques distantes : une mosaïque PAR ZONE (pas une grille
globale étirée sur des centaines de km aux coins introuvables)."""
from lidar_pipeline.index import build_index
output_dir = tmp_path / "output"
vis_dir = output_dir / "visualisations"
vis_dir.mkdir(parents=True)
# Deux clusters de 2×3 dalles, à ~400 km l'un de l'autre
for col in (1000, 1001, 1002):
for row in (6881, 6882):
_make_fake_viz_dir(vis_dir, "a", col, row, ('hillshade_multi',))
for col in (1400, 1401, 1402):
for row in (6481, 6482):
_make_fake_viz_dir(vis_dir, "b", col, row, ('hillshade_multi',))
assert build_index(output_dir) is not None
data = json.loads((output_dir / "index_tiles.json").read_text(encoding='utf-8'))
items = data['overview']['hillshade_multi']['items']
assert len(items) == 2
assert items[0]['km_w'] == 3 and items[0]['km_h'] == 2
assert items[1]['km_w'] == 3 and items[1]['km_h'] == 2
# Les deux mosaïques sont distinctes (coins différents)
assert items[0]['corners'] != items[1]['corners']
def test_overview_skipped_for_small_grids(tmp_path):