Performance Improvements

View a comprehensive history of all the performance optimisations in Construct 3 since the first release.

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Improve performance of Mouse/Touch object conditions with thousands of instances
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Improve spritesheet packing to generate two sheets in some cases where it would have generated three
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Optimize distance calculations (of particular benefit to 3D Shape)
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WebGPU: optimize fill rate when a single texture in use
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Windows WebView2: specify NvOptimusEnablement and AmdPowerXpressRequestHighPerformance in executable to enable high-performance GPU
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Animations editor: improve performance when the panes are resized
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Improve performance of script interfaces
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Further improve general event performance
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Reduce time for editor to finish saving for use offline
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Improve general event sheet performance (regression r390)
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Optimize efficiency of 'Pick children', 'Pick Nth child' and 'Pick parent' conditions when all children initially picked
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Move To: improve performance when using a timeline Bezier path with 'Set angle'
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Support for spritesheeting lossy images
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Improve AVIF compression when 'Optimize images' enabled
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Hierarchies: improve performance moving and resizing instances in complex hierarchies
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Tweens: improve performance of several conditions
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Optimize building spritesheets when individual objects use thousands of images
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Instance Bar: improve performance on layouts with several thousand instances
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Improve general event sheet performance (regression r390)
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Faster exports using optimized WebP images
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View spritesheets dialog: avoid redundantly regenerating images if viewed after an export