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update for Document the code #3 #58

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b721ea0
Update geoplot.py
Aswinpranav May 4, 2025
4058ef1
Update geoplot.py
Aswinpranav May 4, 2025
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71 changes: 12 additions & 59 deletions geoplot.py
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Original file line number Diff line number Diff line change
Expand Up @@ -65,30 +65,21 @@
<body>
<div id="cesiumContainer"></div>
<script>
// Your Cesium ion access token here
Cesium.Ion.defaultAccessToken = '$accessToken'

// Create the viewer
const viewer = new Cesium.Viewer('cesiumContainer')

function interpolateColor(color1, color2, factor) {
const result = new Cesium.Color()
result.red = color1.red + factor * (color2.red - color1.red)
result.green =
color1.green + factor * (color2.green - color1.green)
result.green = color1.green + factor * (color2.green - color1.green)
result.blue = color1.blue + factor * (color2.blue - color1.blue)
result.alpha = '$visualType' == 'size' ? 0.2 :
color1.alpha + factor * (color2.alpha - color1.alpha)
result.alpha = '$visualType' == 'size' ? 0.2 : color1.alpha + factor * (color2.alpha - color1.alpha)
return result
}

function getColor(value, min, max) {
const factor = (value - min) / (max - min)
return interpolateColor(
Cesium.Color.BLUE,
Cesium.Color.RED,
factor
)
return interpolateColor(Cesium.Color.BLUE, Cesium.Color.RED, factor)
}

function getPixelSize(value, min, max) {
Expand All @@ -103,41 +94,29 @@

geoJsonData.features.forEach((feature) => {
const id = feature.properties.id
const time = Cesium.JulianDate.fromIso8601(
feature.properties.time
)
const time = Cesium.JulianDate.fromIso8601(feature.properties.time)
const value = feature.properties.value
const coordinates = feature.geometry.coordinates

if (!timeSeriesMap.has(id)) {
timeSeriesMap.set(id, [])
}
timeSeriesMap.get(id).push({ time, value, coordinates })

minValue = Math.min(minValue, value)
maxValue = Math.max(maxValue, value)
})

return { timeSeriesMap, minValue, maxValue }
}

function createTimeSeriesEntities(
timeSeriesData,
startTime,
stopTime
) {
const dataSource = new Cesium.CustomDataSource(
'AgentTorch Simulation'
)
function createTimeSeriesEntities(timeSeriesData, startTime, stopTime) {
const dataSource = new Cesium.CustomDataSource('AgentTorch Simulation')

for (const [id, timeSeries] of timeSeriesData.timeSeriesMap) {
const entity = new Cesium.Entity({
id: id,
availability: new Cesium.TimeIntervalCollection([
new Cesium.TimeInterval({
start: startTime,
stop: stopTime,
}),
new Cesium.TimeInterval({ start: startTime, stop: stopTime }),
]),
position: new Cesium.SampledPositionProperty(),
point: {
Expand All @@ -150,30 +129,13 @@
})

timeSeries.forEach(({ time, value, coordinates }) => {
const position = Cesium.Cartesian3.fromDegrees(
coordinates[0],
coordinates[1]
)
const position = Cesium.Cartesian3.fromDegrees(coordinates[0], coordinates[1])
entity.position.addSample(time, position)
entity.properties.value.addSample(time, value)
entity.point.color.addSample(
time,
getColor(
value,
timeSeriesData.minValue,
timeSeriesData.maxValue
)
)
entity.point.color.addSample(time, getColor(value, timeSeriesData.minValue, timeSeriesData.maxValue))

if ('$visualType' == 'size') {
entity.point.pixelSize.addSample(
time,
getPixelSize(
value,
timeSeriesData.minValue,
timeSeriesData.maxValue
)
)
entity.point.pixelSize.addSample(time, getPixelSize(value, timeSeriesData.minValue, timeSeriesData.maxValue))
}
})

Expand All @@ -183,27 +145,21 @@
return dataSource
}

// Example time-series GeoJSON data
const geoJsons = $data

const start = Cesium.JulianDate.fromIso8601('$startTime')
const stop = Cesium.JulianDate.fromIso8601('$stopTime')

viewer.clock.startTime = start.clone()
viewer.clock.stopTime = stop.clone()
viewer.clock.currentTime = start.clone()
viewer.clock.clockRange = Cesium.ClockRange.LOOP_STOP
viewer.clock.multiplier = 3600 // 1 hour per second
viewer.clock.multiplier = 3600

viewer.timeline.zoomTo(start, stop)

for (const geoJsonData of geoJsons) {
const timeSeriesData = processTimeSeriesData(geoJsonData)
const dataSource = createTimeSeriesEntities(
timeSeriesData,
start,
stop
)
const dataSource = createTimeSeriesEntities(timeSeriesData, start, stop)
viewer.dataSources.add(dataSource)
viewer.zoomTo(dataSource)
}
Expand All @@ -212,11 +168,9 @@
</html>
"""


def read_var(state, var):
return get_by_path(state, re.split("/", var))


class GeoPlot:
def __init__(self, config, options):
self.config = config
Expand All @@ -241,7 +195,6 @@ def render(self, state_trajectory):

for i in range(0, len(state_trajectory) - 1):
final_state = state_trajectory[i][-1]

coords = np.array(read_var(final_state, self.entity_position)).tolist()
values.append(
np.array(read_var(final_state, self.entity_property)).flatten().tolist()
Expand Down