From b74cc0eaeef32e638f5ca5581f7dedd20910750d Mon Sep 17 00:00:00 2001
From: Gerrit Holl <gerrit.holl@dwd.de>
Date: Wed, 18 Dec 2024 19:24:13 +0100
Subject: [PATCH] Combine low level moisture with a cloud mask

Combine ESSL colorized low level moisture with a cloud mask.

Work in progress.
---
 satpy/etc/composites/fci.yaml | 46 +++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/satpy/etc/composites/fci.yaml b/satpy/etc/composites/fci.yaml
index 5dd812c73f..d33827de57 100644
--- a/satpy/etc/composites/fci.yaml
+++ b/satpy/etc/composites/fci.yaml
@@ -423,3 +423,49 @@ composites:
     - name: ir_38
       modifiers: [nir_reflectance]
     standard_name: snow
+
+  masked_colorised_low_level_moisture:
+    compositor: !!python/name:satpy.composites.MaskingCompositor
+    standard_name: essl_colorised_low_level_moisture
+    prerequisites:
+      - essl_colorized_low_level_moisture
+      - cloud_state
+    conditions:
+      - method: equal
+        value: Not processed (no or corrupt data)
+        transparency: 100
+      - method: equal
+        value: Cloud free (no cloud, snow or ice)
+        transparency: 0
+      - method: equal
+        value: Cloud contaminated (partial or semitransparent cloud)
+        transparency: 100
+      - method: equal
+        value: Cloud filled (opaque cloud filled)
+        transparency: 100
+      - method: equal
+        value: Dust contaminated
+        transparency: 100
+      - method: equal
+        value: Dust filled (opaque)
+        transparency: 100
+      - method: equal
+        value: Ash contaminated
+        transparency: 100
+      - method: equal
+        value: Ash filled (opaque)
+        transparency: 100
+      - method: equal
+        value: Snow or ice contaminated
+        transparency: 0
+      - method: equal
+        value: Undefined
+        transparency: 0
+    mode: RGBA
+
+  colorised_low_level_moisture_with_vis06:
+    compositor: !!python/name:satpy.composites.BackgroundCompositor
+    standard_name: image_ready
+    prerequisites:
+      - masked_colorised_low_level_moisture
+      - dwd_vis06