reproject-and-build-ept

Reprojects a LAS/LAZ dataset to a target CRS, then converts to EPT format. Runs DATASET_INFO on the reprojected data in parallel. Fires a webhook on completion.

Recipe name: reproject-eptVersion: 3.0.0Reprojection: Yes — requires source_epsg and target_epsgOutput format: EPT (Entwine Point Tiles)

---

Steps

Step	Type	Input	Runs
reproject	REPROJECT_LAS	job:input_las	First
build_ept	BUILD_EPT	reprojected LAS	Parallel after reproject
dataset_info	DATASET_INFO	reprojected LAS	Parallel after reproject
call_webhook	CALL_WEBHOOK	—	on_exit

---

Recipe (v3.0.0 snapshot)

{
  "name": "reproject-ept",
  "version": "3.0.0",
  "definition": {
    "recipe": [
      {
        "id": "reproject",
        "type": "REPROJECT_LAS",
        "inputs": { "input_las": "job:input_las" },
        "outputs": { "output_las": "step:reproject.output_las" },
        "param_keys": ["source_epsg", "target_epsg"]
      },
      {
        "id": "build_ept",
        "type": "BUILD_EPT",
        "inputs": { "input_las": "step:reproject.output_las" },
        "outputs": { "output_ept": "step:build_ept.output_ept" }
      },
      {
        "id": "dataset_info",
        "type": "DATASET_INFO",
        "inputs": { "input_las": "step:reproject.output_las" },
        "outputs": { "metadata": "step:dataset_info.metadata" }
      }
    ],
    "on_exit": {
      "id": "call_webhook",
      "type": "CALL_WEBHOOK",
      "inputs": { "waits_for": "step:dataset_info.metadata" },
      "param_keys": ["webhook_url"]
    }
  }
}

---

Submitting a job

curl -X POST https://dev.mapprism.com/ordo/jobs \
  -H "Authorization: Bearer <API_TOKEN>" \
  -H "Content-Type: application/json" \
  -d '{
    "recipe": {
      "name": "reproject-ept",
      "version": "3.0.0",
      "definition": { ... }
    },
    "inputs": {
      "job:input_las": {
        "type": "las",
        "uri": "development/survey/dataset.las",
        "hash": "abc123"
      }
    },
    "params": {
      "reproject": {
        "source_epsg": "EPSG:2271",
        "target_epsg": "EPSG:3857"
      },
      "call_webhook": {
        "webhook_url": "https://myapp.example.com/hooks/done"
      }
    },
    "outputs": {
      "step:build_ept.output_ept": {
        "path": "development/results/survey/ept"
      }
    }
  }'

---

Required inputs

Artifact key	Type	Description
job:input_las	las	Source LAS/LAZ file

Required params

Step	Param	Description
reproject	source_epsg	CRS of the input dataset
reproject	target_epsg	Target CRS
call_webhook	webhook_url	URL to POST the job result to

Producible outputs

Artifact	Type	Description
step:reproject.output_las	las	Reprojected point cloud
step:build_ept.output_ept	ept	EPT tileset directory
step:dataset_info.metadata	json	PDAL metadata report