def testPointGenerationMultiPoint(self):
vl = QgsVectorLayer('MultipointZ?crs=EPSG:27700', 'trees', 'memory')
self.assertTrue(vl.isValid())
f = QgsFeature()
f.setGeometry(QgsGeometry.fromWkt('MultiPointZ(322069 129893 89.1, 322077 129889 90.2, 322093 129888 92.4)'))
self.assertTrue(vl.dataProvider().addFeature(f))
vl.elevationProperties().setClamping(Qgis.AltitudeClamping.Absolute)
vl.elevationProperties().setZScale(2.5)
vl.elevationProperties().setZOffset(10)
curve = QgsLineString()
curve.fromWkt(
'LineString (-347557.39478182751918212 6632716.59644229710102081, -346435.3875386503059417 6632277.86440025269985199, -346234.1061912341392599 6632242.03022097796201706, -346185.31071307259844616 6632150.53869942482560873)')
req = QgsProfileRequest(curve)
req.setTransformContext(self.create_transform_context())
req.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
req.setTolerance(110)
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{1158.2: 232.8, 1172.4: 235.5, 1196.5: 241.0})
self.assertAlmostEqual(results.zRange().lower(), 232.75, 2)
self.assertAlmostEqual(results.zRange().upper(), 241.0, 2)
def testProfileRenderFixedColor(self):
pcl = QgsPointCloudLayer(
os.path.join(unitTestDataPath(), 'point_clouds', 'ept',
'lone-star-laszip', 'ept.json'), 'test', 'ept')
self.assertTrue(pcl.isValid())
pcl.elevationProperties().setMaximumScreenError(30)
pcl.elevationProperties().setMaximumScreenErrorUnit(
QgsUnitTypes.RenderMillimeters)
pcl.elevationProperties().setPointSymbol(Qgis.PointCloudSymbol.Square)
pcl.elevationProperties().setPointColor(QColor(255, 0, 255))
pcl.elevationProperties().setPointSize(3)
pcl.elevationProperties().setPointSizeUnit(
QgsUnitTypes.RenderMillimeters)
pcl.elevationProperties().setRespectLayerColors(False)
curve = QgsLineString()
curve.fromWkt(
'LineString (515387.94696552358800545 4918366.65919817332178354, 515389.15378401038469747 4918366.63842081092298031)'
)
req = QgsProfileRequest(curve)
req.setCrs(pcl.crs())
req.setTolerance(0.05)
plot_renderer = QgsProfilePlotRenderer([pcl], req)
plot_renderer.startGeneration()
plot_renderer.waitForFinished()
res = plot_renderer.renderToImage(400, 400, 0, curve.length(), 2320,
2330)
self.assertTrue(
self.imageCheck('point_cloud_layer_fixed_color',
'point_cloud_layer_fixed_color', res))
def testPointGenerationRelativeExtrusion(self):
"""
Points layer with relative clamping and extrusion
"""
vl = QgsVectorLayer(os.path.join(unitTestDataPath(), '3d', 'points_with_z.shp'), 'trees')
self.assertTrue(vl.isValid())
vl.elevationProperties().setClamping(Qgis.AltitudeClamping.Relative)
vl.elevationProperties().setZScale(2.5)
vl.elevationProperties().setZOffset(10)
vl.elevationProperties().setExtrusionEnabled(True)
vl.elevationProperties().setExtrusionHeight(7)
rl = QgsRasterLayer(os.path.join(unitTestDataPath(), '3d', 'dtm.tif'), 'DTM')
self.assertTrue(rl.isValid())
curve = QgsLineString()
curve.fromWkt(
'LineString (-347557.39478182751918212 6632716.59644229710102081, -346435.3875386503059417 6632277.86440025269985199, -346234.1061912341392599 6632242.03022097796201706, -346185.31071307259844616 6632150.53869942482560873)')
req = QgsProfileRequest(curve)
req.setTransformContext(self.create_transform_context())
terrain_provider = QgsRasterDemTerrainProvider()
terrain_provider.setLayer(rl)
terrain_provider.setScale(0.3)
terrain_provider.setOffset(-5)
req.setTerrainProvider(terrain_provider)
req.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
req.setTolerance(15)
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
if QgsProjUtils.projVersionMajor() >= 8:
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{31.2: 333.5, 175.6: 333.5, 1242.5: 267.0})
else:
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{31.2: 331.2, 175.6: 329.8, 1242.5: 264.0})
if QgsProjUtils.projVersionMajor() >= 8:
self.assertCountEqual([g.asWkt(1) for g in results.asGeometries()],
['LineStringZ (-347395 6632649.6 333.5, -347395 6632649.6 340.5)',
'LineStringZ (-347533.4 6632692.2 333.5, -347533.4 6632692.2 340.5)',
'LineStringZ (-346399.2 6632265.6 267, -346399.2 6632265.6 274)'])
self.assertAlmostEqual(results.zRange().lower(), 267.0, 2)
self.assertAlmostEqual(results.zRange().upper(), 340.5, 2)
else:
self.assertCountEqual([g.asWkt(1) for g in results.asGeometries()],
['LineStringZ (-347395 6632649.6 329.8, -347395 6632649.6 336.8)',
'LineStringZ (-347533.4 6632692.2 331.3, -347533.4 6632692.2 338.3)',
'LineStringZ (-346399.2 6632265.6 264, -346399.2 6632265.6 271)'])
self.assertAlmostEqual(results.zRange().lower(), 264.0, 2)
self.assertAlmostEqual(results.zRange().upper(), 338.25, 2)
def testPointGenerationTerrain(self):
"""
Points layer with terrain clamping
"""
vl = QgsVectorLayer(os.path.join(unitTestDataPath(), '3d', 'points_with_z.shp'), 'trees')
self.assertTrue(vl.isValid())
vl.elevationProperties().setClamping(Qgis.AltitudeClamping.Terrain)
vl.elevationProperties().setZScale(2.5)
vl.elevationProperties().setZOffset(10)
rl = QgsRasterLayer(os.path.join(unitTestDataPath(), '3d', 'dtm.tif'), 'DTM')
self.assertTrue(rl.isValid())
curve = QgsLineString()
curve.fromWkt(
'LineString (-347557.39478182751918212 6632716.59644229710102081, -346435.3875386503059417 6632277.86440025269985199, -346234.1061912341392599 6632242.03022097796201706, -346185.31071307259844616 6632150.53869942482560873)')
req = QgsProfileRequest(curve)
req.setTransformContext(self.create_transform_context())
terrain_provider = QgsRasterDemTerrainProvider()
terrain_provider.setLayer(rl)
terrain_provider.setScale(0.3)
terrain_provider.setOffset(-5)
req.setTerrainProvider(terrain_provider)
req.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
# no tolerance => no hits
results = generator.takeResults()
self.assertFalse(results.distanceToHeightMap())
req.setTolerance(15)
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
if QgsProjUtils.projVersionMajor() >= 8:
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{175.6: 69.5, 31.2: 69.5, 1242.5: 55.2})
self.assertAlmostEqual(results.zRange().lower(), 55.249, 2)
self.assertAlmostEqual(results.zRange().upper(), 69.5, 2)
else:
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{31.2: 67.2, 175.6: 65.8, 1242.5: 52.2})
self.assertAlmostEqual(results.zRange().lower(), 52.25, 2)
self.assertAlmostEqual(results.zRange().upper(), 67.25, 2)
def testPointGenerationAbsolute(self):
vl = QgsVectorLayer(os.path.join(unitTestDataPath(), '3d', 'points_with_z.shp'), 'trees')
self.assertTrue(vl.isValid())
vl.elevationProperties().setClamping(Qgis.AltitudeClamping.Absolute)
vl.elevationProperties().setZScale(2.5)
vl.elevationProperties().setZOffset(10)
curve = QgsLineString()
curve.fromWkt(
'LineString (-347557.39478182751918212 6632716.59644229710102081, -346435.3875386503059417 6632277.86440025269985199, -346234.1061912341392599 6632242.03022097796201706, -346185.31071307259844616 6632150.53869942482560873)')
req = QgsProfileRequest(curve)
req.setTransformContext(self.create_transform_context())
generator = vl.createProfileGenerator(req)
self.assertIsNotNone(generator)
# the request did not have the crs of the linestring set, so the whole linestring falls outside the vector extent
self.assertFalse(generator.generateProfile())
# set correct crs for linestring and re-try
req.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
# no tolerance => no hits
results = generator.takeResults()
self.assertFalse(results.distanceToHeightMap())
req.setTolerance(90)
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{31.2: 274.0, 1223.2: 227.2, 1213.4: 241.0, 175.6: 274.0, 1242.5: 221.8, 1172.3: 235.5,
1159.1: 232.8})
# lower tolerance
req.setTolerance(15)
generator = vl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
self.assertEqual(self.round_dict(results.distanceToHeightMap(), 1),
{31.2: 274.0, 175.6: 274.0, 1242.5: 221.8})
self.assertAlmostEqual(results.zRange().lower(), 221.75, 2)
self.assertAlmostEqual(results.zRange().upper(), 274.0, 2)
def testSnapping(self):
pcl = QgsPointCloudLayer(
os.path.join(unitTestDataPath(), 'point_clouds', 'ept',
'lone-star-laszip', 'ept.json'), 'test', 'ept')
self.assertTrue(pcl.isValid())
pcl.elevationProperties().setMaximumScreenError(30)
pcl.elevationProperties().setMaximumScreenErrorUnit(
QgsUnitTypes.RenderMillimeters)
curve = QgsLineString()
curve.fromWkt(
'LineString (515387.94696552358800545 4918366.65919817332178354, 515389.15378401038469747 4918366.63842081092298031)'
)
req = QgsProfileRequest(curve)
req.setCrs(pcl.crs())
req.setTolerance(0.05)
context = QgsProfileGenerationContext()
context.setMapUnitsPerDistancePixel(0.50)
generator = pcl.createProfileGenerator(req)
generator.generateProfile(context)
r = generator.takeResults()
# try snapping some points
context = QgsProfileSnapContext()
res = r.snapPoint(QgsProfilePoint(0.27, 2335), context)
self.assertFalse(res.isValid())
context.maximumPointDistanceDelta = 0
context.maximumPointElevationDelta = 0
context.maximumSurfaceElevationDelta = 3
context.maximumSurfaceDistanceDelta = 1
res = r.snapPoint(QgsProfilePoint(0.27, 2335), context)
self.assertFalse(res.isValid())
context.maximumPointDistanceDelta = 1
context.maximumPointElevationDelta = 1
context.maximumSurfaceElevationDelta = 0
context.maximumSurfaceDistanceDelta = 0
res = r.snapPoint(QgsProfilePoint(0.27, 2335), context)
self.assertTrue(res.isValid())
self.assertAlmostEqual(res.snappedPoint.distance(), 0.2783, 2)
self.assertAlmostEqual(res.snappedPoint.elevation(), 2335.04575, 2)
def testProfileGeneration(self):
pcl = QgsPointCloudLayer(
os.path.join(unitTestDataPath(), 'point_clouds', 'ept',
'lone-star-laszip', 'ept.json'), 'test', 'ept')
self.assertTrue(pcl.isValid())
pcl.elevationProperties().setMaximumScreenError(30)
pcl.elevationProperties().setMaximumScreenErrorUnit(
QgsUnitTypes.RenderMillimeters)
curve = QgsLineString()
curve.fromWkt(
'LineString (515387.94696552358800545 4918366.65919817332178354, 515389.15378401038469747 4918366.63842081092298031)'
)
req = QgsProfileRequest(curve)
req.setCrs(pcl.crs())
# zero tolerance => no points
generator = pcl.createProfileGenerator(req)
self.assertTrue(generator.generateProfile())
results = generator.takeResults()
self.assertFalse(results.distanceToHeightMap())
req.setTolerance(0.05)
generator = pcl.createProfileGenerator(req)
context = QgsProfileGenerationContext()
context.setMapUnitsPerDistancePixel(0.50)
self.assertTrue(generator.generateProfile(context))
results = generator.takeResults()
self.assertEqual(
self.round_dict(results.distanceToHeightMap(), 1), {
0.0: 2325.2,
0.2: 2332.6,
0.3: 2325.1,
0.6: 2331.4,
0.7: 2330.5,
0.9: 2332.7,
1.0: 2325.3,
1.1: 2325.6
})
print([g.asWkt(1) for g in results.asGeometries()])
self.assertCountEqual([g.asWkt(1) for g in results.asGeometries()], [
'PointZ (515389.1 4918366.7 2326.1)',
'PointZ (515389.1 4918366.6 2325.6)',
'PointZ (515389 4918366.6 2325.3)',
'PointZ (515388.2 4918366.6 2325.2)',
'PointZ (515388.3 4918366.7 2325.1)',
'PointZ (515387.9 4918366.7 2325.2)',
'PointZ (515388.7 4918366.6 2330.5)',
'PointZ (515388.6 4918366.6 2331.2)',
'PointZ (515388.9 4918366.6 2332.7)',
'PointZ (515388.9 4918366.7 2332.7)',
'PointZ (515388.6 4918366.6 2331.4)',
'PointZ (515388.2 4918366.7 2332.2)',
'PointZ (515388.2 4918366.7 2332.6)',
'PointZ (515388.2 4918366.6 2335)',
'PointZ (515388.6 4918366.6 2334.6)'
])
self.assertAlmostEqual(results.zRange().lower(), 2325.1325, 2)
self.assertAlmostEqual(results.zRange().upper(), 2335.04575, 2)
# ensure maximum error is considered
context.setMapUnitsPerDistancePixel(0.0001)
self.assertTrue(generator.generateProfile(context))
results = generator.takeResults()
self.assertEqual(
self.round_dict(results.distanceToHeightMap(), 2), {
0.0: 2325.17,
0.01: 2325.14,
0.02: 2325.18,
0.03: 2325.14,
0.08: 2325.16,
0.11: 2325.16,
0.12: 2325.14,
0.14: 2325.16,
0.15: 2325.14,
0.18: 2325.15,
0.19: 2325.15,
0.21: 2332.45,
0.22: 2332.68,
0.23: 2332.44,
0.24: 2332.38,
0.25: 2332.37,
0.26: 2325.16,
0.27: 2332.27,
0.28: 2335.05,
0.29: 2335.08,
0.3: 2334.71,
0.31: 2325.13,
0.32: 2325.14,
0.33: 2325.14,
0.34: 2325.13,
0.36: 2325.14,
0.39: 2325.14,
0.41: 2325.13,
0.42: 2325.14,
0.44: 2325.14,
0.46: 2325.14,
0.49: 2325.14,
0.53: 2325.14,
0.56: 2325.16,
0.57: 2325.16,
0.61: 2325.17,
0.62: 2331.38,
0.63: 2330.44,
0.64: 2331.31,
0.65: 2331.41,
0.66: 2331.33,
0.67: 2331.13,
0.68: 2331.14,
0.69: 2331.01,
0.7: 2331.0,
0.71: 2330.52,
0.72: 2330.61,
0.92: 2332.72,
1.0: 2325.29,
1.01: 2325.25,
1.02: 2325.27,
1.03: 2325.39,
1.04: 2325.36,
1.05: 2325.24,
1.07: 2325.41,
1.08: 2325.38,
1.09: 2325.23,
1.1: 2325.21,
1.11: 2325.3,
1.12: 2325.28,
1.13: 2325.24,
1.15: 2326.11,
1.16: 2325.22,
1.17: 2325.82,
1.18: 2325.49,
1.19: 2325.55,
1.2: 2325.58,
1.21: 2325.62
})
# ensure distance/elevation ranges are respected
context.setDistanceRange(QgsDoubleRange(0.3, 0.7))
self.assertTrue(generator.generateProfile(context))
results = generator.takeResults()
self.assertEqual(
self.round_dict(results.distanceToHeightMap(), 2), {
0.3: 2334.71,
0.31: 2325.13,
0.32: 2325.14,
0.33: 2325.14,
0.34: 2325.13,
0.36: 2325.14,
0.39: 2325.14,
0.41: 2325.13,
0.42: 2325.14,
0.44: 2325.14,
0.46: 2325.14,
0.49: 2325.14,
0.53: 2325.14,
0.56: 2325.16,
0.57: 2325.16,
0.61: 2325.17,
0.62: 2331.38,
0.63: 2330.44,
0.64: 2331.31,
0.65: 2331.41,
0.66: 2331.33,
0.67: 2331.13,
0.68: 2331.14,
0.69: 2331.01,
0.7: 2330.97
})
context.setElevationRange(QgsDoubleRange(2325, 2326))
self.assertTrue(generator.generateProfile(context))
results = generator.takeResults()
self.assertEqual(
self.round_dict(results.distanceToHeightMap(), 2), {
0.31: 2325.13,
0.32: 2325.14,
0.33: 2325.14,
0.34: 2325.13,
0.36: 2325.14,
0.39: 2325.14,
0.41: 2325.13,
0.42: 2325.14,
0.44: 2325.14,
0.46: 2325.14,
0.49: 2325.14,
0.53: 2325.14,
0.56: 2325.16,
0.57: 2325.16,
0.61: 2325.17,
0.64: 2325.18,
0.68: 2325.19
})
def testIdentify(self):
pcl = QgsPointCloudLayer(
os.path.join(unitTestDataPath(), 'point_clouds', 'ept',
'lone-star-laszip', 'ept.json'), 'test', 'ept')
self.assertTrue(pcl.isValid())
pcl.elevationProperties().setMaximumScreenError(30)
pcl.elevationProperties().setMaximumScreenErrorUnit(
QgsUnitTypes.RenderMillimeters)
curve = QgsLineString()
curve.fromWkt(
'LineString (515387.94696552358800545 4918366.65919817332178354, 515389.15378401038469747 4918366.63842081092298031)'
)
req = QgsProfileRequest(curve)
req.setCrs(pcl.crs())
req.setTolerance(0.05)
context = QgsProfileGenerationContext()
context.setMapUnitsPerDistancePixel(0.50)
generator = pcl.createProfileGenerator(req)
generator.generateProfile(context)
r = generator.takeResults()
# try identifying some points
context = QgsProfileIdentifyContext()
context.maximumPointDistanceDelta = 0
context.maximumPointElevationDelta = 0
res = r.identify(QgsProfilePoint(0.27, 2335), context)
self.assertFalse(res)
context.maximumPointDistanceDelta = 1
context.maximumPointElevationDelta = 1
res = r.identify(QgsProfilePoint(0.27, 2335), context)
self.assertEqual(len(res), 1)
self.assertEqual(res[0].layer(), pcl)
self.assertEqual(res[0].results(), [{
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1612,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2245,
'Y': 4918366.61,
'Z': 2335.04575
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 199,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.60825,
'Y': 4918366.628,
'Z': 2334.60175
}])
context.maximumPointDistanceDelta = 0
context.maximumPointElevationDelta = 0
res = r.identify(QgsDoubleRange(0.2, 0.3), QgsDoubleRange(2330, 2360),
context)
self.assertEqual(len(res), 1)
self.assertEqual(res[0].layer(), pcl)
self.assertCountEqual(res[0].results(), [{
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 565,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.21275,
'Y': 4918366.65675,
'Z': 2332.19075
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1357,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.17375,
'Y': 4918366.679,
'Z': 2332.56025
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1612,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2245,
'Y': 4918366.61,
'Z': 2335.04575
}])
def testEquality(self):
"""
Test equality operator
"""
req = QgsProfileRequest(None)
req2 = QgsProfileRequest(None)
self.assertEqual(req, req2)
req.setProfileCurve(QgsLineString([[1, 2], [3, 4]]))
self.assertNotEqual(req, req2)
req2.setProfileCurve(QgsLineString([[1, 2], [3, 5]]))
self.assertNotEqual(req, req2)
req.setProfileCurve(None)
self.assertNotEqual(req, req2)
req.setProfileCurve(QgsLineString([[1, 2], [3, 5]]))
self.assertEqual(req, req2)
req.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
self.assertNotEqual(req, req2)
req2.setCrs(QgsCoordinateReferenceSystem('EPSG:3857'))
self.assertEqual(req, req2)
proj_string = '+proj=pipeline +step +inv +proj=lcc +lat_0=-37 +lon_0=145 +lat_1=-36 +lat_2=-38 +x_0=2500000 +y_0=2500000 +ellps=GRS80 +step +proj=unitconvert +xy_in=rad +xy_out=deg +step +proj=axisswap +order=2,1'
transform_context = QgsCoordinateTransformContext()
transform_context.addCoordinateOperation(
QgsCoordinateReferenceSystem('EPSG:3111'),
QgsCoordinateReferenceSystem('EPSG:4283'), proj_string)
req.setTransformContext(transform_context)
self.assertNotEqual(req, req2)
req2.setTransformContext(transform_context)
self.assertEqual(req, req2)
req.setTolerance(5)
self.assertNotEqual(req, req2)
req2.setTolerance(5)
self.assertEqual(req, req2)
req.setStepDistance(15)
self.assertNotEqual(req, req2)
req2.setStepDistance(15)
self.assertEqual(req, req2)
terrain = QgsFlatTerrainProvider()
terrain.setOffset(5)
req.setTerrainProvider(terrain)
self.assertNotEqual(req, req2)
req2.setTerrainProvider(QgsMeshTerrainProvider())
self.assertNotEqual(req, req2)
req.setTerrainProvider(None)
self.assertNotEqual(req, req2)
req.setTerrainProvider(QgsFlatTerrainProvider())
self.assertNotEqual(req, req2)
req.setTerrainProvider(QgsMeshTerrainProvider())
self.assertEqual(req, req2)
def testIdentify(self):
pcl = QgsPointCloudLayer(
os.path.join(unitTestDataPath(), 'point_clouds', 'ept',
'lone-star-laszip', 'ept.json'), 'test', 'ept')
self.assertTrue(pcl.isValid())
pcl.elevationProperties().setMaximumScreenError(30)
pcl.elevationProperties().setMaximumScreenErrorUnit(
QgsUnitTypes.RenderMillimeters)
curve = QgsLineString()
curve.fromWkt(
'LineString (515387.94696552358800545 4918366.65919817332178354, 515389.15378401038469747 4918366.63842081092298031)'
)
req = QgsProfileRequest(curve)
req.setCrs(pcl.crs())
req.setTolerance(0.05)
context = QgsProfileGenerationContext()
context.setMapUnitsPerDistancePixel(0.50)
generator = pcl.createProfileGenerator(req)
generator.generateProfile(context)
r = generator.takeResults()
# try identifying some points
context = QgsProfileIdentifyContext()
context.maximumPointDistanceDelta = 0
context.maximumPointElevationDelta = 0
res = r.identify(QgsProfilePoint(0.27, 2335), context)
self.assertFalse(res)
context.maximumPointDistanceDelta = 1
context.maximumPointElevationDelta = 1
res = r.identify(QgsProfilePoint(0.27, 2335), context)
self.assertEqual(len(res), 1)
self.assertEqual(res[0].layer(), pcl)
self.assertCountEqual(res[0].results(), [{
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1612,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2245,
'Y': 4918366.61,
'Z': 2335.04575
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 199,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.60825,
'Y': 4918366.628,
'Z': 2334.60175
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1678,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.27575,
'Y': 4918366.6325,
'Z': 2334.728
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1605,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.25025,
'Y': 4918366.62825,
'Z': 2334.7095
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1633,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.28575,
'Y': 4918366.66725,
'Z': 2334.7065
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1547,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.238,
'Y': 4918366.6555,
'Z': 2335.0755
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1603,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.26675,
'Y': 4918366.685,
'Z': 2334.69125
}])
context.maximumPointDistanceDelta = 0
context.maximumPointElevationDelta = 0
res = r.identify(QgsDoubleRange(0.2, 0.3), QgsDoubleRange(2330, 2360),
context)
self.assertEqual(len(res), 1)
self.assertEqual(res[0].layer(), pcl)
self.assertCountEqual(res[0].results(), [{
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 565,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.21275,
'Y': 4918366.65675,
'Z': 2332.19075
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1357,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.17375,
'Y': 4918366.679,
'Z': 2332.56025
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1612,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2245,
'Y': 4918366.61,
'Z': 2335.04575
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1452,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1985,
'Y': 4918366.61025,
'Z': 2332.38325
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 501,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2145,
'Y': 4918366.66275,
'Z': 2332.16675
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1197,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.22125,
'Y': 4918366.68675,
'Z': 2332.2715
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 202,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.16825,
'Y': 4918366.6625,
'Z': 2332.73325
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 922,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.165,
'Y': 4918366.65025,
'Z': 2332.6565
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 955,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1715,
'Y': 4918366.673,
'Z': 2332.6835
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1195,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1785,
'Y': 4918366.6955,
'Z': 2332.6125
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1432,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.15825,
'Y': 4918366.62575,
'Z': 2332.501
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1413,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1615,
'Y': 4918366.63675,
'Z': 2332.453
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1547,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.238,
'Y': 4918366.6555,
'Z': 2335.0755
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1259,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.20925,
'Y': 4918366.646,
'Z': 2332.29025
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1369,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1895,
'Y': 4918366.662,
'Z': 2332.38325
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1394,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.2015,
'Y': 4918366.703,
'Z': 2332.36625
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 688,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.166,
'Y': 4918366.654,
'Z': 2332.7065
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1399,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.17225,
'Y': 4918366.60575,
'Z': 2332.57475
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1024,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.17475,
'Y': 4918366.683,
'Z': 2332.636
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1274,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1585,
'Y': 4918366.62625,
'Z': 2332.5265
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1443,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.15875,
'Y': 4918366.62725,
'Z': 2332.4765
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1332,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.18,
'Y': 4918366.69875,
'Z': 2332.43775
}, {
'Classification': 0,
'EdgeOfFlightLine': 0,
'GpsTime': 0.0,
'Intensity': 1295,
'NumberOfReturns': 1,
'OriginId': 3,
'PointSourceId': 0,
'ReturnNumber': 1,
'ScanAngleRank': 0.0,
'ScanDirectionFlag': 1,
'UserData': 0,
'X': 515388.1725,
'Y': 4918366.67475,
'Z': 2332.5855
}])