Fix aspect calculation in shaded-relief example

2021-08-18 21:30:53 +02:00
parent 814d70b1cc
commit 10989f96bf
1 changed files with 8 additions and 1 deletions
--- a/examples/webgl-shaded-relief.js
+++ b/examples/webgl-shaded-relief.js
@@ -41,7 +41,9 @@ const aspect = [
  'case',
  ['>', rawAspect, halfPi],
  ['+', halfPi, ['-', Math.PI * 2, rawAspect]],
+  ['<', rawAspect, 0],
  ['-', halfPi, rawAspect],
+  rawAspect,
 ];
 const sunEl = ['*', Math.PI / 180, ['var', 'sunEl']];
 const sunAz = ['*', Math.PI / 180, ['var', 'sunAz']];
@@ -60,7 +62,12 @@ const shadedRelief = new TileLayer({
  }),
  style: {
    variables: variables,
-    color: ['color', scaled, scaled, scaled],
+    color: [
+      'case',
+      ['>', aspect, 0],
+      ['color', scaled, scaled, scaled],
+      ['color', 0, 0, 0],
+    ],
  },
 });