Fix Catalina not supporting WebGL2 (#160)

duckduckgo · Oct 6, 2022 · e66180d · e66180d
1 parent f059efa
commit e66180d
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Showing 8 changed files with 22 additions and 8 deletions.
diff --git a/Sources/ContentScopeScripts/dist/contentScope.js b/Sources/ContentScopeScripts/dist/contentScope.js
@@ -3631,9 +3631,11 @@
               'drawArrays'
           ];
           const glContexts = [
-              WebGL2RenderingContext,
               WebGLRenderingContext
           ];
+          if ('WebGL2RenderingContext' in globalThis) {
+              glContexts.push(WebGL2RenderingContext);
+          }
           for (const context of glContexts) {
               for (const methodName of unsafeGlMethods) {
                   // Some methods are browser specific

diff --git a/build/android/contentScope.js b/build/android/contentScope.js
diff --git a/build/chrome-mv3/inject.js b/build/chrome-mv3/inject.js
diff --git a/build/chrome/inject.js b/build/chrome/inject.js
diff --git a/build/firefox/inject.js b/build/firefox/inject.js
diff --git a/build/integration/contentScope.js b/build/integration/contentScope.js
diff --git a/build/windows/contentScope.js b/build/windows/contentScope.js
diff --git a/src/features/fingerprinting-canvas.js b/src/features/fingerprinting-canvas.js
@@ -102,9 +102,11 @@ export function init (args) {
             'drawArrays'
         ]
         const glContexts = [
-            WebGL2RenderingContext,
             WebGLRenderingContext
         ]
+        if ('WebGL2RenderingContext' in globalThis) {
+            glContexts.push(WebGL2RenderingContext)
+        }
         for (const context of glContexts) {
             for (const methodName of unsafeGlMethods) {
                 // Some methods are browser specific