<NME> shader_code_widget.css
<BEF> /**
 * @license
 * Copyright 2016 Google Inc.
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

.neuroglancer-shader-code-widget.invalid-input {
  border: 1px solid red;
}

.neuroglancer-shader-code-widget.valid-input {
  border: 1px solid green;
}

<MSG> feat: custom annotation shaders + precomputed annotation support

This adds several new annotation features:
- support for user-defined properties associated with each annotation
- custom shaders (which can access annotation properties, if any)
- support for multiple segment id relationships, rather than just a single one
- precomputed annotation format with spatial indexing support

<DFF> @@ -21,3 +21,7 @@
 .neuroglancer-shader-code-widget.valid-input {
   border: 1px solid green;
 }
+
+.neuroglancer-shader-code-widget {
+  border: 1px solid transparent;
+}

feat: custom annotation shaders + precomputed annotation support