def testWatermaskOnlyReader(self):
z = 9
x = 769
y = 319
geodetic = GlobalGeodetic(True)
ter = TerrainTile()
[minx, miny, maxx, maxy] = geodetic.TileBounds(x, y, z)
ter.fromFile('forge/data/quantized-mesh/%s_%s_%s_watermask.terrain' %
(z, x, y),
minx,
miny,
maxx,
maxy,
hasWatermask=True)
self.assertEqual(len(ter.watermask), 256)
for row in ter.watermask:
self.assertEqual(len(row), 256)
for val in row:
self.assertTrue(val >= 0)
self.assertTrue(val <= 255)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile, minx, miny, maxx, maxy, hasWatermask=True)
self.assertEqual(len(ter2.watermask), 256)
for i in range(0, len(ter.watermask)):
for j in range(0, len(ter.watermask[i])):
self.assertEqual(ter.watermask[i][j], ter2.watermask[i][j])
def testExtensionsReader(self):
z = 10
x = 1563
y = 590
geodetic = GlobalGeodetic(True)
ter = TerrainTile()
[minx, miny, maxx, maxy] = geodetic.TileBounds(x, y, z)
ter.fromFile(
'forge/data/quantized-mesh/%s_%s_%s_light_watermask.terrain' %
(z, x, y),
minx,
miny,
maxx,
maxy,
hasLighting=True,
hasWatermask=True)
# check indices
self.assertTrue(len(ter.indices) > 0)
# check edges
self.assertTrue(len(ter.westI) > 0)
self.assertTrue(len(ter.southI) > 0)
self.assertTrue(len(ter.eastI) > 0)
self.assertTrue(len(ter.northI) > 0)
# check extensions
self.assertEqual(len(ter.watermask), 1)
self.assertEqual(len(ter.watermask[0]), 1)
# Water only -> 255
self.assertEqual(ter.watermask[0][0], 255)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile,
minx,
miny,
maxx,
maxy,
hasLighting=True,
hasWatermask=True)
self.assertEqual(len(ter.watermask), len(ter2.watermask))
self.assertEqual(len(ter.watermask[0]), len(ter2.watermask[0]))
sign = lambda a: 1 if a > 0 else -1 if a < 0 else 0
for i in range(0, len(ter.vLight)):
for j in range(0, 3):
# We cannot have an exact equality with successive
# oct encoding and decoding
# Thus we only check the sign
self.assertEqual(sign(ter.vLight[i][j]),
sign(ter2.vLight[i][j]))
def testBoundingSpherePrecision(self):
tilePath = 'forge/data/quantized-mesh/raron.flat.1.terrain'
ter = TerrainTile()
ter.fromFile(tilePath, 7.80938, 7.81773, 46.30261, 46.30799)
coords = ter.getVerticesCoordinates()
llh2ecef = lambda x: LLH2ECEF(x[0], x[1], x[2])
coords = map(llh2ecef, coords)
sphere = BoundingSphere()
sphere.fromPoints(coords)
for coord in coords:
distance = c3d.distance(sphere.center, coord)
self.failUnless(distance <= sphere.radius)
def testBoundingSpherePrecision(self):
tilePath = 'forge/data/quantized-mesh/raron.flat.1.terrain'
ter = TerrainTile()
ter.fromFile(tilePath, 7.80938, 7.81773, 46.30261, 46.30799)
coords = ter.getVerticesCoordinates()
llh2ecef = lambda x: LLH2ECEF(x[0], x[1], x[2])
coords = map(llh2ecef, coords)
sphere = BoundingSphere()
sphere.fromPoints(coords)
for coord in coords:
distance = c3d.distance(sphere.center, coord)
self.failUnless(distance <= sphere.radius)
def testWatermaskOnlyReader(self):
z = 9
x = 769
y = 319
geodetic = GlobalGeodetic(True)
ter = TerrainTile()
[minx, miny, maxx, maxy] = geodetic.TileBounds(x, y, z)
ter.fromFile('forge/data/quantized-mesh/%s_%s_%s_watermask.terrain' % (z, x, y),
minx, miny, maxx, maxy, hasWatermask=True)
self.assertEqual(len(ter.watermask), 256)
for row in ter.watermask:
self.assertEqual(len(row), 256)
for val in row:
self.assertTrue(val >= 0)
self.assertTrue(val <= 255)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile, minx, miny, maxx, maxy, hasWatermask=True)
self.assertEqual(len(ter2.watermask), 256)
for i in range(0, len(ter.watermask)):
for j in range(0, len(ter.watermask[i])):
self.assertEqual(ter.watermask[i][j], ter2.watermask[i][j])
def testExtensionsReader(self):
z = 10
x = 1563
y = 590
geodetic = GlobalGeodetic(True)
ter = TerrainTile()
[minx, miny, maxx, maxy] = geodetic.TileBounds(x, y, z)
ter.fromFile(
'forge/data/quantized-mesh/%s_%s_%s_light_watermask.terrain' % (z, x, y),
minx, miny, maxx, maxy, hasLighting=True, hasWatermask=True
)
# check indices
self.assertTrue(len(ter.indices) > 0)
# check edges
self.assertTrue(len(ter.westI) > 0)
self.assertTrue(len(ter.southI) > 0)
self.assertTrue(len(ter.eastI) > 0)
self.assertTrue(len(ter.northI) > 0)
# check extensions
self.assertEqual(len(ter.watermask), 1)
self.assertEqual(len(ter.watermask[0]), 1)
# Water only -> 255
self.assertEqual(ter.watermask[0][0], 255)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile,
minx, miny, maxx, maxy, hasLighting=True, hasWatermask=True)
self.assertEqual(len(ter.watermask), len(ter2.watermask))
self.assertEqual(len(ter.watermask[0]), len(ter2.watermask[0]))
sign = lambda a: 1 if a > 0 else -1 if a < 0 else 0
for i in range(0, len(ter.vLight)):
for j in range(0, 3):
# We cannot have an exact equality with successive
# oct encoding and decoding
# Thus we only check the sign
self.assertEqual(sign(ter.vLight[i][j]), sign(ter2.vLight[i][j]))
def testReaderWriter(self):
'''
Circle jerk testing.
We read the file with our reader
We write this data with our writer to a temporary file
We read this temporary file
We compare the results
'''
ter = TerrainTile()
# ter.fromFile(
# 'forge/data/quantized-mesh/0.terrain', 7.80938, 7.81773, 46.30261, 46.3079)
# ter.fromFile(
# 'forge/data/quantized-mesh/raron.flat.1.terrain',
# 7.80938, 7.81773, 46.30261, 46.30790)
ter.fromFile(
'forge/data/quantized-mesh/goms.mountains.1.terrain',
7.80938, 7.81773, 46.30261, 46.30799
)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile, 7.80938, 7.81773, 46.30261, 46.30799)
# check headers
self.assertTrue(len(ter.header) > 0)
self.assertEqual(len(ter.header), len(ter2.header))
self.assertEqual(len(ter.header), len(TerrainTile.quantizedMeshHeader))
for k, v in ter.header.iteritems():
self.assertEqual(v, ter2.header[k], 'For k = ' + k)
# check vertices
self.assertTrue(len(ter.u) > 0)
self.assertTrue(len(ter.v) > 0)
self.assertTrue(len(ter.h) > 0)
self.assertEqual(len(ter.u), len(ter2.u))
self.assertEqual(len(ter.v), len(ter2.v))
self.assertEqual(len(ter.h), len(ter2.h))
for i, v in enumerate(ter.u):
self.assertEqual(v, ter2.u[i])
for i, v in enumerate(ter.v):
self.assertEqual(v, ter2.v[i])
for i, v in enumerate(ter.h):
self.assertEqual(v, ter2.h[i])
# check indices
self.assertTrue(len(ter.indices) > 0)
self.assertEqual(len(ter.indices), len(ter2.indices))
for i, v in enumerate(ter.indices):
self.assertEqual(v, ter2.indices[i], i)
# check edges
self.assertTrue(len(ter.westI) > 0)
self.assertEqual(len(ter.westI), len(ter2.westI))
for i, v in enumerate(ter.westI):
self.assertEqual(v, ter2.westI[i], i)
self.assertTrue(len(ter.southI) > 0)
self.assertEqual(len(ter.southI), len(ter2.southI))
for i, v in enumerate(ter.southI):
self.assertEqual(v, ter2.southI[i], i)
self.assertTrue(len(ter.eastI) > 0)
self.assertEqual(len(ter.eastI), len(ter2.eastI))
for i, v in enumerate(ter.eastI):
self.assertEqual(v, ter2.eastI[i], i)
self.assertTrue(len(ter.northI) > 0)
self.assertEqual(len(ter.northI), len(ter2.northI))
for i, v in enumerate(ter.northI):
self.assertEqual(v, ter2.northI[i], i)
# -*- coding: utf-8 -*-
from forge.terrain import TerrainTile
ter = TerrainTile()
# ter.fromFile('forge/data/quantized-mesh/0.terrain')
ter.fromFile('forge/data/quantized-mesh/raron.flat.1.terrain', 7.80938, 7.81773, 46.30261, 46.30799)
# ter.fromFile('forge/data/quantized-mesh/goms.mountains.1.terrain')
ter.computeVerticesCoordinates(epsg=21781)
print ter
from forge.terrain.topology import TerrainTopology
from forge.lib.shapefile_utils import ShpToGDALFeatures
from forge.lib.global_geodetic import GlobalGeodetic
basename = '7_133_98'
directory = '.tmp'
extension = '.terrain'
curDir = os.getcwd()
filePathSource = '%s/forge/data/shapefile-features/%s.shp' % (curDir, basename)
filePathTarget = '%s/%s%s' % (directory, basename, extension)
shapefile = ShpToGDALFeatures(shpFilePath=filePathSource)
features = shapefile.__read__()
terrainTopo = TerrainTopology(features=features)
terrainTopo.fromGDALFeatures()
terrainFormat = TerrainTile()
geodetic = GlobalGeodetic(True)
zxy = basename.split('_')
bounds = geodetic.TileBounds(float(zxy[1]), float(zxy[2]), float(zxy[0]))
terrainFormat.fromTerrainTopology(terrainTopo, bounds)
terrainFormat.toFile(filePathTarget)
# Display SwissCoordinates
terrainFormat.computeVerticesCoordinates(epsg=21781)
print terrainFormat
i = 0
t0 = time.time()
getShapefiles = lambda x: x.endswith('.shp')
shapefilesNames = filter(getShapefiles, os.listdir(basePath))
bucket = getBucket()
bucketBasePath = tmsConfig.get('General', 'bucketpath')
for f in shapefilesNames:
filePathSource = basePath + f
shapefile = ShpToGDALFeatures(shpFilePath=filePathSource)
features = shapefile.__read__()
terrainTopo = TerrainTopology(features=features)
terrainTopo.fromGDALFeatures()
terrainFormat = TerrainTile()
terrainFormat.fromTerrainTopology(terrainTopo)
fileObject = terrainFormat.toStringIO()
compressedFile = gzipFileObject(fileObject)
# Hardcoded scheme because we don't have any separators in the names
# for now
keyPath = f[1:3] + '/' + f[3:9] + '/' + f[9:14] + extension
print 'Writing %s to S3' % keyPath
writeToS3(bucket, keyPath, compressedFile, basePath, bucketBasePath,
contentType=terrainFormat.getContentType())
i += 1
t1 = time.time()
ti = t1 - t0
print 'It took %s secs to write %s/%s tiles' % (
def testReaderWriter(self):
'''
Circle jerk testing.
We read the file with our reader
We write this data with our writer to a temporary file
We read this temporary file
We compare the results
'''
ter = TerrainTile()
# ter.fromFile(
# 'forge/data/quantized-mesh/0.terrain', 7.80938, 7.81773, 46.30261, 46.3079)
# ter.fromFile(
# 'forge/data/quantized-mesh/raron.flat.1.terrain',
# 7.80938, 7.81773, 46.30261, 46.30790)
ter.fromFile('forge/data/quantized-mesh/goms.mountains.1.terrain',
7.80938, 7.81773, 46.30261, 46.30799)
ter.toFile(self.tmpfile)
ter2 = TerrainTile()
ter2.fromFile(self.tmpfile, 7.80938, 7.81773, 46.30261, 46.30799)
# check headers
self.assertTrue(len(ter.header) > 0)
self.assertEqual(len(ter.header), len(ter2.header))
self.assertEqual(len(ter.header), len(TerrainTile.quantizedMeshHeader))
for k, v in ter.header.iteritems():
self.assertEqual(v, ter2.header[k], 'For k = ' + k)
# check vertices
self.assertTrue(len(ter.u) > 0)
self.assertTrue(len(ter.v) > 0)
self.assertTrue(len(ter.h) > 0)
self.assertEqual(len(ter.u), len(ter2.u))
self.assertEqual(len(ter.v), len(ter2.v))
self.assertEqual(len(ter.h), len(ter2.h))
for i, v in enumerate(ter.u):
self.assertEqual(v, ter2.u[i])
for i, v in enumerate(ter.v):
self.assertEqual(v, ter2.v[i])
for i, v in enumerate(ter.h):
self.assertEqual(v, ter2.h[i])
# check indices
self.assertTrue(len(ter.indices) > 0)
self.assertEqual(len(ter.indices), len(ter2.indices))
for i, v in enumerate(ter.indices):
self.assertEqual(v, ter2.indices[i], i)
# check edges
self.assertTrue(len(ter.westI) > 0)
self.assertEqual(len(ter.westI), len(ter2.westI))
for i, v in enumerate(ter.westI):
self.assertEqual(v, ter2.westI[i], i)
self.assertTrue(len(ter.southI) > 0)
self.assertEqual(len(ter.southI), len(ter2.southI))
for i, v in enumerate(ter.southI):
self.assertEqual(v, ter2.southI[i], i)
self.assertTrue(len(ter.eastI) > 0)
self.assertEqual(len(ter.eastI), len(ter2.eastI))
for i, v in enumerate(ter.eastI):
self.assertEqual(v, ter2.eastI[i], i)
self.assertTrue(len(ter.northI) > 0)
self.assertEqual(len(ter.northI), len(ter2.northI))
for i, v in enumerate(ter.northI):
self.assertEqual(v, ter2.northI[i], i)
# -*- coding: utf-8 -*-
from forge.terrain import TerrainTile
from forge.lib.global_geodetic import GlobalGeodetic
basename = '7_133_98'
directory = '.tmp'
extension = '.shp'
# Read terrain file
filePathSource = 'forge/data/quantized-mesh/%s.terrain' % basename
filePathTarget = '%s/%s%s' % (directory, basename, extension)
ter = TerrainTile()
geodetic = GlobalGeodetic(True)
zxy = basename.split('_')
bounds = geodetic.TileBounds(float(zxy[1]), float(zxy[2]), float(zxy[0]))
print bounds
ter.fromFile(filePathSource, bounds[0], bounds[2], bounds[1], bounds[3])
ter.toShapefile(filePathTarget)
# In order to display swiss coordinates
ter.computeVerticesCoordinates(epsg=21781)
print ter
extension = '.terrain'
i = 0
t0 = time.time()
getShapefiles = lambda x: x.endswith('.shp')
shapefilesNames = filter(getShapefiles, os.listdir(basePath))
bucket = getBucket()
for f in shapefilesNames:
filePathSource = basePath + f
shapefile = ShpToGDALFeatures(shpFilePath=filePathSource)
features = shapefile.__read__()
terrainTopo = TerrainTopology(features=features)
terrainTopo.fromGDALFeatures()
terrainFormat = TerrainTile()
terrainFormat.fromTerrainTopology(terrainTopo)
fileObject = terrainFormat.toStringIO()
compressedFile = gzipFileObject(fileObject)
# Hardcoded scheme because we don't have any separators in the names
# for now
keyPath = f[1:3] + '/' + f[3:9] + '/' + f[9:14] + extension
print 'Writing %s to S3' % keyPath
writeToS3(bucket, keyPath, compressedFile, basePath)
i += 1
t1 = time.time()
ti = t1 - t0
print 'It took %s secs to write %s/%s tiles' % (str(datetime.timedelta(seconds=ti)), i, len(shapefilesNames))
i = 0
t0 = time.time()
getShapefiles = lambda x: x.endswith('.shp')
shapefilesNames = filter(getShapefiles, os.listdir(basePath))
bucket = getBucket()
bucketBasePath = tmsConfig.get('General', 'bucketpath')
for f in shapefilesNames:
filePathSource = basePath + f
shapefile = ShpToGDALFeatures(shpFilePath=filePathSource)
features = shapefile.__read__()
terrainTopo = TerrainTopology(features=features)
terrainTopo.fromGDALFeatures()
terrainFormat = TerrainTile()
terrainFormat.fromTerrainTopology(terrainTopo)
fileObject = terrainFormat.toStringIO()
compressedFile = gzipFileObject(fileObject)
# Hardcoded scheme because we don't have any separators in the names
# for now
keyPath = f[1:3] + '/' + f[3:9] + '/' + f[9:14] + extension
print 'Writing %s to S3' % keyPath
writeToS3(bucket,
keyPath,
compressedFile,
basePath,
bucketBasePath,
contentType=terrainFormat.getContentType())
# -*- coding: utf-8 -*-
from forge.terrain import TerrainTile
from forge.lib.global_geodetic import GlobalGeodetic
basename = '15_58391_23482'
directory = '.tmp'
extension = '.shp'
# Read terrain file
filePathSource = '%s/%s.terrain' % (directory, basename)
filePathTarget = '%s/%s%s' % (directory, basename, extension)
ter = TerrainTile()
geodetic = GlobalGeodetic(True)
zxy = basename.split('_')
bounds = geodetic.TileBounds(float(zxy[1]), float(zxy[2]), float(zxy[0]))
print bounds
ter.fromFile(filePathSource, bounds[0], bounds[2], bounds[1], bounds[3])
ter.toShapefile(filePathTarget)
# In order to display swiss coordinates
#ter.computeVerticesCoordinates(epsg=4326)
#print ter
# -*- coding: utf-8 -*- import os from forge.terrain import TerrainTile from forge.terrain.topology import TerrainTopology from forge.lib.shapefile_utils import ShpToGDALFeatures basename = 'single_wgs84' directory = '.tmp' extension = '.terrain' curDir = os.getcwd() filePathSource = '/Users/liberostelios/Downloads/test_area/%s.shp' % (basename) filePathTarget = '%s/%s%s' % (directory, basename, extension) shapefile = ShpToGDALFeatures(shpFilePath=filePathSource) features = shapefile.__read__() terrainTopo = TerrainTopology(features=features) terrainTopo.fromGDALFeatures() terrainFormat = TerrainTile() terrainFormat.fromTerrainTopology(terrainTopo) terrainFormat.toFile(filePathTarget) # Display SwissCoordinates terrainFormat.computeVerticesCoordinates(epsg=7415) print terrainFormat
def createTile(tile):
session = None
pid = os.getpid()
try:
(bounds, tileXYZ, t0, dbConfigFile, bucketBasePath,
hasLighting, hasWatermask) = tile
db = DB(dbConfigFile)
with db.userSession() as session:
bucket = getBucket()
# Get the model according to the zoom level
model = modelsPyramid.getModelByZoom(tileXYZ[2])
watermask = []
if hasWatermask:
lakeModel = modelsPyramid.getLakeModelByZoom(tileXYZ[2])
query = session.query(
lakeModel.watermaskRasterize(bounds).label('watermask')
)
for q in query:
watermask = q.watermask
# Get the interpolated point at the 4 corners
# 0: (minX, minY), 1: (minX, maxY), 2: (maxX, maxY), 3: (maxX, minY)
pts = [
(bounds[0], bounds[1], 0),
(bounds[0], bounds[3], 0),
(bounds[2], bounds[3], 0),
(bounds[2], bounds[1], 0)
]
def toSubQuery(x):
return session.query(
model.id, model.interpolateHeightOnPlane(pts[x])
).filter(
and_(
model.bboxIntersects(createBBox(pts[x], 0.01)),
model.pointIntersects(pts[x])
)
).subquery('p%s' % x)
subqueries = [toSubQuery(i) for i in range(0, len(pts))]
# Get the height of the corner points as postgis cannot properly
# clip a polygon
cornerPts = {}
step = 2
j = step
query = session.query(*subqueries)
for q in query:
for i in range(0, len(q), step):
sub = q[i:j]
j += step
cornerPts[sub[0]] = list(
to_shape(WKBElement(sub[1])).coords
)
# Clip using the bounds
clippedGeometry = model.bboxClippedGeom(bounds)
query = session.query(
model.id,
clippedGeometry.label('clip')
).filter(model.bboxIntersects(bounds))
terrainTopo = TerrainTopology(hasLighting=hasLighting)
for q in query:
coords = list(to_shape(q.clip).exterior.coords)
if q.id in cornerPts:
pt = cornerPts[q.id][0]
for i in range(0, len(coords)):
c = coords[i]
if c[0] == pt[0] and c[1] == pt[1]:
coords[i] = [c[0], c[1], pt[2]]
try:
rings = processRingCoordinates(coords)
except Exception as e:
msg = '[%s] --------- ERROR ------- occured while ' \
'collapsing non triangular shapes\n' % pid
msg += '[%s]: %s' % (pid, e)
logger.error(msg, exc_info=True)
raise Exception(e)
# Redundant coord has been remove already
for vertices in rings:
terrainTopo.addVertices(vertices)
bucketKey = '%s/%s/%s.terrain' % (
tileXYZ[2], tileXYZ[0], tileXYZ[1])
verticesLength = len(terrainTopo.vertices)
if verticesLength > 0:
terrainTopo.create()
# Prepare terrain tile
terrainFormat = TerrainTile(watermask=watermask)
terrainFormat.fromTerrainTopology(terrainTopo, bounds=bounds)
# Bytes manipulation and compression
fileObject = terrainFormat.toStringIO()
compressedFile = gzipFileObject(fileObject)
writeToS3(
bucket, bucketKey, compressedFile, model.__tablename__,
bucketBasePath, contentType=terrainFormat.getContentType()
)
tend = time.time()
tilecount.value += 1
val = tilecount.value
total = val + skipcount.value
if val % 10 == 0:
logger.info('[%s] Last tile %s (%s rings). '
'%s to write %s tiles. (total processed: %s)' % (
pid, bucketKey, verticesLength,
str(datetime.timedelta(seconds=tend - t0)),
val, total
)
)
else:
skipcount.value += 1
val = skipcount.value
total = val + tilecount.value
# One should write an empyt tile
logger.info('[%s] Skipping %s %s because no features found '
'for this tile (%s skipped from %s total)' % (
pid, bucketKey, bounds, val, total
)
)
except Exception as e:
logger.error(e, exc_info=True)
raise Exception(e)
finally:
db.userEngine.dispose()
return 0
def main():
try:
opts, args = getopt.getopt(sys.argv[1:], 'f:t:', ['from=', 'to='])
except getopt.GetoptError as err:
error(str(err), 2, usage=usage)
ffrom = None
to = None
ffile = None
for o, a in opts:
if o in ('-f', '--from'):
ffrom = a
if o in ('-t', '--to'):
to = a
if ffrom is None or to is None:
if len(args) != 1:
error("Please specify a file.", 4, usage=usage)
ffile = args[0]
tiles = []
# We have file, so we get the tiles from the file
if ffile is not None:
with open(ffile) as f:
for line in f:
line = line.rstrip()
if len(line) > 2:
tiles.append(map(int, line.split('/')))
# If we have from to, we catch layers.json from poc and use from to for levels
if ffrom is not None and to is not None:
req = urlopen(poc_base_url + 'layer.json')
layers = {}
for line in req:
layers = json.loads(line)
for zoom in range(int(ffrom), int(to) + 1):
level = layers['available'][zoom][0]
for x in range(int(level['startX']), int(level['endX']) + 1):
for y in range(int(level['startY']), int(level['endY']) + 1):
tiles.append([zoom, x, y])
bucket = getBucket()
g = GlobalGeodetic(tmscompatible=True)
if not os.path.isdir('tmp'):
os.mkdir('tmp')
for tile in tiles:
req = None
tilebounds = g.TileBounds(tile[1], tile[2], tile[0])
tilestring = str(tile[0]) + "/" + str(tile[1]) + "/" + str(tile[2])
try:
url = poc_base_url + tilestring + ".terrain?v=2.0.0"
req = urlopen(url)
with open(gzip_file_name, 'wb') as fp:
fp.write(req.read())
ff = gzip.open(gzip_file_name)
with open(temp_file_name, 'wb') as fp:
fp.write(ff.read())
ter = TerrainTile()
ter.fromFile(
temp_file_name, tilebounds[0],
tilebounds[2], tilebounds[1], tilebounds[3]
)
'''
if os.path.isfile(tms_file_name):
os.remove(tms_file_name)
if os.path.isfile(shape_file_name):
os.remove(shape_file_name)
if os.path.isfile(tms_from_shape_file_name):
os.remove(tms_from_shape_file_name)
ter.toFile(tms_file_name)
ter.toShapefile(shape_file_name)
shapefile = ShpToGDALFeatures(shpFilePath=shape_file_name)
features = shapefile.__read__()
topology = TerrainTopology(features=features)
topology.fromGDALFeatures()
terFromPoc = TerrainTile()
terFromPoc.fromFile(
tms_file_name, tilebounds[0], tilebounds[2], tilebounds[1], tilebounds[3]
)
terFromShape = TerrainTile()
terFromShape.fromTerrainTopology(topology)
terFromShape.toFile(tms_from_shape_file_name)
# Use this to select what is written to s3
ter2 = terFromShape
'''
ter2 = ter
fileObject = ter2.toStringIO()
compressedFile = gzipFileObject(fileObject)
bucketKey = tilestring + '.terrain'
print 'Uploading %s to S3' % bucketKey
writeToS3(bucket, bucketKey, compressedFile, 'POC Tiles copy',
contentType=ter.getContentType())
except Exception as e:
print "error with " + line + " " + str(e)
finally:
if req:
req.close()
return 0
# -*- coding: utf-8 -*-
from forge.terrain import TerrainTile
from forge.lib.global_geodetic import GlobalGeodetic
ter = TerrainTile()
path = 'forge/data/quantized-mesh/'
basename = '9_533_383'
extension = '.terrain'
fullPath = '%s%s%s' % (path, basename, extension)
geodetic = GlobalGeodetic(True)
zxy = basename.split('_')
bounds = geodetic.TileBounds(float(zxy[1]), float(zxy[2]), float(zxy[0]))
ter.fromFile(fullPath, bounds[1], bounds[3], bounds[0], bounds[2])
ter.computeVerticesCoordinates(epsg=21781)
print ter
from forge.terrain import TerrainTile
from forge.terrain.topology import TerrainTopology
from forge.lib.shapefile_utils import ShpToGDALFeatures
from forge.lib.global_geodetic import GlobalGeodetic
basename = '7_133_98'
directory = '.tmp'
extension = '.terrain'
curDir = os.getcwd()
filePathSource = '%s/forge/data/shapefile-features/%s.shp' % (curDir, basename)
filePathTarget = '%s/%s%s' % (directory, basename, extension)
shapefile = ShpToGDALFeatures(shpFilePath=filePathSource)
features = shapefile.__read__()
terrainTopo = TerrainTopology(features=features)
terrainTopo.fromGDALFeatures()
terrainFormat = TerrainTile()
geodetic = GlobalGeodetic(True)
zxy = basename.split('_')
bounds = geodetic.TileBounds(float(zxy[1]), float(zxy[2]), float(zxy[0]))
terrainFormat.fromTerrainTopology(terrainTopo, bounds)
terrainFormat.toFile(filePathTarget)
# Display SwissCoordinates
terrainFormat.computeVerticesCoordinates(epsg=21781)
print terrainFormat
def createTile(tile):
session = None
pid = os.getpid()
try:
(bounds, tileXYZ, t0, dbConfigFile, bucketBasePath, hasLighting,
hasWatermask) = tile
db = DB(dbConfigFile)
with db.userSession() as session:
# bucket = getBucket()
# Get the model according to the zoom level
model = modelsPyramid.getModelByZoom(tileXYZ[2])
watermask = []
if hasWatermask:
lakeModel = modelsPyramid.getLakeModelByZoom(tileXYZ[2])
query = session.query(
lakeModel.watermaskRasterize(bounds).label('watermask'))
for q in query:
watermask = q.watermask
# Get the interpolated point at the 4 corners
# 0: (minX, minY), 1: (minX, maxY), 2: (maxX, maxY), 3: (maxX, minY)
pts = [(bounds[0], bounds[1], 0), (bounds[0], bounds[3], 0),
(bounds[2], bounds[3], 0), (bounds[2], bounds[1], 0)]
def toSubQuery(x):
return session.query(
model.id, model.interpolateHeightOnPlane(pts[x])).filter(
and_(model.bboxIntersects(createBBox(pts[x], 0.01)),
model.pointIntersects(pts[x]))).subquery('p%s' %
x)
subqueries = [toSubQuery(i) for i in range(0, len(pts))]
# Get the height of the corner points as postgis cannot properly
# clip a polygon
cornerPts = {}
step = 2
j = step
query = session.query(*subqueries)
for q in query:
for i in range(0, len(q), step):
sub = q[i:j]
j += step
cornerPts[sub[0]] = list(
to_shape(WKBElement(sub[1])).coords)
# Clip using the bounds
clippedGeometry = model.bboxClippedGeom(bounds)
query = session.query(model.id,
clippedGeometry.label('clip')).filter(
model.bboxIntersects(bounds))
terrainTopo = TerrainTopology(hasLighting=hasLighting)
for q in query:
if to_shape(q.clip).geom_type == "GeometryCollection":
continue
if to_shape(q.clip).geom_type == "LineString" or to_shape(
q.clip).geom_type == "Point":
continue
coords = list(to_shape(q.clip).exterior.coords)
if q.id in cornerPts:
pt = cornerPts[q.id][0]
for i in range(0, len(coords)):
c = coords[i]
if c[0] == pt[0] and c[1] == pt[1]:
coords[i] = [c[0], c[1], pt[2]]
try:
rings = processRingCoordinates(coords)
except Exception as e:
msg = '[%s] --------- ERROR ------- occured while ' \
'collapsing non triangular shapes\n' % pid
msg += '[%s]: %s' % (pid, e)
logger.error(msg, exc_info=True)
raise Exception(e)
# Redundant coord has been remove already
for vertices in rings:
terrainTopo.addVertices(vertices)
baseDir = '/Users/liberostelios/3d_forge_geodata/output'
terrainDir = '%s/%s/%s' % (baseDir, tileXYZ[2], tileXYZ[0])
bucketKey = '%s/%s.terrain' % (terrainDir, tileXYZ[1])
verticesLength = len(terrainTopo.vertices)
if verticesLength > 0:
terrainTopo.create()
# Prepare terrain tile
terrainFormat = TerrainTile(watermask=watermask)
terrainFormat.fromTerrainTopology(terrainTopo, bounds=bounds)
# STELIOS: We want this in a file, instead
if not os.path.isdir(terrainDir):
os.makedirs(terrainDir)
terrainFormat.toFile(bucketKey)
logger.info('[%s] Just did %s %s' % (pid, bucketKey, bounds))
# Bytes manipulation and compression
# fileObject = terrainFormat.toStringIO()
# compressedFile = gzipFileObject(fileObject)
# writeToS3(
# bucket, bucketKey, compressedFile, model.__tablename__,
# bucketBasePath, contentType=terrainFormat.getContentType()
# )
tend = time.time()
tilecount.value += 1
val = tilecount.value
total = val + skipcount.value
if val % 10 == 0:
logger.info('[%s] Last tile %s (%s rings). '
'%s to write %s tiles. (total processed: %s)' %
(pid, bucketKey, verticesLength,
str(datetime.timedelta(seconds=tend - t0)),
val, total))
else:
skipcount.value += 1
val = skipcount.value
total = val + tilecount.value
# One should write an empyt tile
logger.info('[%s] Skipping %s %s because no features found '
'for this tile (%s skipped from %s total)' %
(pid, bucketKey, bounds, val, total))
except Exception as e:
logger.error(e, exc_info=True)
raise Exception(e)
finally:
db.userEngine.dispose()
return 0
