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polygon is created from points via convex_hull

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Alexander Kryklia
2012-11-27 14:11:11 +02:00
parent 72f9358f64
commit adef5d6f7e
1 changed files with 10 additions and 6 deletions
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16
common/lib/capa/capa/responsetypes.py
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@@ -23,7 +23,7 @@ import abc
import os
import subprocess
import xml.sax.saxutils as saxutils
from shapely.geometry import Polygon, Point
from shapely.geometry import Point, MultiPoint
# specific library imports
from calc import evaluator, UndefinedVariable
@@ -1796,16 +1796,20 @@ class ImageResponse(LoncapaResponse):
break
# import ipdb; ipdb.set_trace()
if correct_map[aid]['correctness'] != 'correct' and regions[aid]:
import ipdb; ipdb.set_trace()
# import ipdb; ipdb.set_trace()
parsed_region = json.loads(regions[aid])
if parsed_region:
if type(parsed_region[0][0]) != list:
# we have [[1,2],[3,4],[5,6] - single region
# instead of [[[1,2],[3,4],[5,6], [[1,2],[3,4],[5,6]]
# or [[[1,2],[3,4],[5,6]] - multiple regions syntax
# we have [[1,2],[3,4],[5,6]] - single region
# instead of [[[1,2],[3,4],[5,6], [[1,2],[3,4],[5,6]]]
# or [[[1,2],[3,4],[5,6]]] - multiple regions syntax
parsed_region = [parsed_region]
# if aid =='1_3_6':
# import ipdb; ipdb.set_trace()
for region in parsed_region:
if Polygon(region).contains(Point(gx, gy)):
polygon = MultiPoint(region).convex_hull
if (polygon.type == 'Polygon' and
polygon.contains(Point(gx, gy))):
correct_map.set(aid, 'correct')
break
return correct_map