more cleaning up

src/utils/graphics/get-workgroup-count.ts

@@ -0,0 +1,17 @@
+export const getWorkgroupCount = (
+  invocationCount: number,
+  workgroupSize: number
+): number => {
+  if (
+    !Number.isFinite(invocationCount) ||
+    !Number.isFinite(workgroupSize) ||
+    invocationCount <= 0 ||
+    workgroupSize <= 0
+  ) {
+    throw new Error(
+      'Invocation count and workgroup size must be positive finite numbers'
+    );
+  }
+
+  return Math.ceil(invocationCount / workgroupSize);
+};