st7789: avoid heap allocations after the driver is created #545
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Heap allocations can result in significant and unpredictable slowdowns. For example, they can take over 10ms on the Gopher Badge, which results in visible tearing (when tearing is otherwise avoided).
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Nice! thanks again! |
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Heap allocations can result in significant and unpredictable slowdowns. For example, they can take over 10ms on the Gopher Badge, which results in visible tearing (when tearing is otherwise avoided).