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- import ee
- from ee_plugin import Map
- from ee_plugin.contrib import palettes
- dem = ee.Image("JAXA/ALOS/AW3D30_V1_1").select('MED')
- dem = dem.updateMask(dem.gt(0))
- palette = palettes.cb['Pastel1'][7]
- #palette = ['black', 'white']
- rgb = dem.visualize(**{'min': 0, 'max': 5000, 'palette': palette })
- hsv = rgb.unitScale(0, 255).rgbToHsv()
- extrusion = 30
- weight = 0.7
- hs = ee.Terrain.hillshade(dem.multiply(extrusion), 315, 35).unitScale(10, 250).resample('bicubic')
- hs = hs.multiply(weight).add(hsv.select('value').multiply(1 - weight))
- hsv = hsv.addBands(hs.rename('value'), ['value'], True)
- rgb = hsv.hsvToRgb()
- Map.addLayer(rgb, {}, 'ALOS DEM', True, 0.5)
- water_occurrence = ( ee.Image("JRC/GSW1_0/GlobalSurfaceWater")
- .select('occurrence')
- .divide(100)
- .unmask(0)
- .resample('bicubic') )
-
- palette = ["ffffcc","ffeda0","fed976","feb24c","fd8d3c","fc4e2a","e31a1c","bd0026","800026"][::-1][1:]
- land = ee.Image("users/gena/land_polygons_image").mask()
- Map.addLayer(water_occurrence.mask(water_occurrence.multiply(2).multiply(land)), {'min': 0, 'max': 1, 'palette': palette}, 'water occurrence', True)
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