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Enhance error handling for graphics rendering and update external image loader registration

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Ross
2026-03-16 11:09:04 +00:00
parent 8dc4bb0aaa
commit adff7caffd
2 changed files with 65 additions and 43 deletions
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dicom-viewer/package.json
+1 -1
View File
@@ -5,7 +5,7 @@
"type": "module",
"scripts": {
"dev": "vite",
"build": "tsc && vite build && cp dist/index.js /home/ross/rad/rad/rad/static/dv3d/index.js",
"build": "tsc && vite build && cp dist/index.js /home/ross/penracourses/rad/rad/static/dv3d/index.js",
"lint": "eslint . --ext ts,tsx --report-unused-disable-directives --max-warnings 0",
"preview": "vite preview"
},
dicom-viewer/src/App.tsx
+27 -5
View File
@@ -442,8 +442,18 @@ function App({ container_id, imageStacks, autoCacheStack, annotationJson, viewer
const onError = (ev: ErrorEvent) => {
try {
const msg = ev && ev.message ? String(ev.message) : '';
if (msg.includes('releaseGraphicsResources') || msg.includes('openGLTexture')) {
console.error('Detected graphics resource error:', ev);
// Detect known rendering/WebGL-related errors and actor/colormap issues
if (
msg.includes('releaseGraphicsResources') ||
msg.includes('openGLTexture') ||
msg.includes('getDefaultActor') ||
msg.includes('setColormapGPU') ||
msg.includes("can't access property \"actor\"") ||
// generic rendering failure
msg.toLowerCase().includes('webgl') ||
msg.toLowerCase().includes('colormap')
) {
console.error('Detected graphics/rendering error:', ev);
setGraphicsErrorMessage(msg || null);
setGraphicsErrorVisible(true);
}
@@ -456,8 +466,16 @@ function App({ container_id, imageStacks, autoCacheStack, annotationJson, viewer
try {
const reason = (ev && (ev as any).reason) || '';
const text = typeof reason === 'string' ? reason : (reason && reason.message) ? reason.message : String(reason);
if (text.includes('releaseGraphicsResources') || text.includes('openGLTexture')) {
console.error('Detected graphics resource rejection:', ev);
if (
text.includes('releaseGraphicsResources') ||
text.includes('openGLTexture') ||
text.includes('getDefaultActor') ||
text.includes('setColormapGPU') ||
text.includes("can't access property \"actor\"") ||
text.toLowerCase().includes('webgl') ||
text.toLowerCase().includes('colormap')
) {
console.error('Detected graphics/rendering rejection:', ev);
setGraphicsErrorMessage(text || null);
setGraphicsErrorVisible(true);
}
@@ -1402,7 +1420,8 @@ function App({ container_id, imageStacks, autoCacheStack, annotationJson, viewer
dicomImageLoaderInit();
// Register client-side image loader for external images (JPEG/PNG/blob/data)
try {
imageLoader.registerImageLoader('external', async (imageId: string) => {
imageLoader.registerImageLoader('external', (imageId: string) => {
const promise = (async () => {
// imageId expected as 'external:<url>'
const url = imageId.replace(/^external:/, '');
const img = new Image();
@@ -1443,6 +1462,9 @@ function App({ container_id, imageStacks, autoCacheStack, annotationJson, viewer
} as any;
return image;
})();
return { promise };
});
} catch (e) {
console.warn('Failed to register external image loader', e);