Add additional extension requirements for floating point textures.

2021-09-15 09:17:04 -07:00
parent cb6995d71a
commit 5afd25150f
2 changed files with 6 additions and 1 deletions
--- a/src/ol/webgl/Helper.js
+++ b/src/ol/webgl/Helper.js
@@ -279,7 +279,12 @@ class WebGLHelper extends Disposable {
    this.currentProgram_ = null;

    assert(includes(getSupportedExtensions(), 'OES_element_index_uint'), 63);
+    assert(includes(getSupportedExtensions(), 'OES_texture_float'), 63);
+    assert(includes(getSupportedExtensions(), 'OES_texture_float_linear'), 63);
+
    gl.getExtension('OES_element_index_uint');
+    gl.getExtension('OES_texture_float');
+    gl.getExtension("OES_texture_float_linear");

    this.canvas_.addEventListener(
      ContextEventType.LOST,