fix(ImageMapper): use norm16 ext

This keeps the ImageMapper in-line with the VolumeMapper.
Kitware · Sep 13, 2023 · 87eaed7 · 87eaed7
1 parent fa38fd5
commit 87eaed7
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/Sources/Rendering/OpenGL/ImageMapper/index.js b/Sources/Rendering/OpenGL/ImageMapper/index.js
@@ -927,6 +927,10 @@ function vtkOpenGLImageMapper(publicAPI, model) {
     if (model.VBOBuildString !== toString) {
       // Build the VBOs
       const dims = image.getDimensions();
+      // Use norm16 for scalar texture if the extension is available
+      model.openGLTexture.setOglNorm16Ext(
+        model.context.getExtension('EXT_texture_norm16')
+      );
       if (iType === InterpolationType.NEAREST) {
         if (
           new Set([1, 3, 4]).has(numComp) &&