Offload canvas drawing operations to a worker #20729

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Aditi-1400 wants to merge 26 commits into

mozilla:masterfrom

Aditi-1400:worker-drawing

Commits on Jul 14, 2026

Extract ObjectHandler from WorkerTransport
Aditi-1400
committed
Adds RendererWorker class for offloading canvas
Aditi-1400
committed
Add TR-based canvas filter detection in core layer
Aditi-1400
committed
Add object forwarding between main thread and renderer worker
Aditi-1400
committed
Add graphics initialization and operator list execution in renderer worker
Aditi-1400
committed
Adapt viewer and tests for OffscreenCanvas renderer worker
Aditi-1400
committed
Enable WebGPU in renderer worker
Aditi-1400
committed
Wait for GPU rendering
Aditi-1400
committed
Add support for images and dependency tracker
Aditi-1400
committed
Make error handling for forwarding objects better
Aditi-1400
committed
Couple the renderer-worker handler lifecycle to its consumers
Aditi-1400
committed
Allow PDFs checkboxes while rendering in worker
Aditi-1400
committed
Address review comments
Aditi-1400
committed
fixup! Add object forwarding between main thread and renderer worker
Aditi-1400
committed
fixup! Add graphics initialization and operator list execution in renderer worker
Aditi-1400
committed
fixup! Add graphics initialization and operator list execution in renderer worker
Aditi-1400
committed
fixup! Add graphics initialization and operator list execution in renderer worker
Aditi-1400
committed
fixup! Adapt viewer and tests for OffscreenCanvas renderer worker
Aditi-1400
committed
fixup! Adapt viewer and tests for OffscreenCanvas renderer worker
Aditi-1400
committed
fixup! Address review comments
Aditi-1400
committed
fixup! Add graphics initialization and operator list execution in renderer worker
Aditi-1400
committed
fixup! Address review comments
Aditi-1400
committed
fixup! Address review comments
Aditi-1400
committed
fixup! Wait for GPU rendering
Aditi-1400
committed
fixup! Adds RendererWorker class for offloading canvas
Aditi-1400
committed

Commits on Jul 20, 2026

Update the maximum number of prefs
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Offload canvas drawing operations to a worker #20729

Offload canvas drawing operations to a worker #20729
Aditi-1400 wants to merge 26 commits into
mozilla:masterfrom
Aditi-1400:worker-drawing

Commits on Jul 14, 2026

Extract ObjectHandler from WorkerTransport

Adds RendererWorker class for offloading canvas

Add TR-based canvas filter detection in core layer

Add object forwarding between main thread and renderer worker

Add graphics initialization and operator list execution in renderer worker

Adapt viewer and tests for OffscreenCanvas renderer worker

Enable WebGPU in renderer worker

Wait for GPU rendering

Add support for images and dependency tracker

Make error handling for forwarding objects better

Couple the renderer-worker handler lifecycle to its consumers

Allow PDFs checkboxes while rendering in worker

Address review comments

fixup! Add object forwarding between main thread and renderer worker

fixup! Add graphics initialization and operator list execution in renderer worker

fixup! Add graphics initialization and operator list execution in renderer worker

fixup! Add graphics initialization and operator list execution in renderer worker

fixup! Adapt viewer and tests for OffscreenCanvas renderer worker

fixup! Adapt viewer and tests for OffscreenCanvas renderer worker

fixup! Address review comments

fixup! Add graphics initialization and operator list execution in renderer worker

fixup! Address review comments

fixup! Address review comments

fixup! Wait for GPU rendering

fixup! Adds RendererWorker class for offloading canvas

Commits on Jul 20, 2026

Update the maximum number of prefs