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backend/backend: add a TODO about image ops ordering

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Yuxuan Shui 2020-09-05 18:55:23 +01:00
parent c5145479b0
commit 670b4abae7
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@ -195,6 +195,13 @@ struct backend_operations {
int max_buffer_age;
// =========== Post-processing ============
/* TODO(yshui) Consider preserving the order of image ops.
* Currently in both backends, the image ops are applied lazily when needed.
* However neither backends preserve the order of image ops, they just applied all
* pending lazy ops in a pre-determined fixed order, regardless in which order
* they were originally applied. This might lead to inconsistencies.*/
/**
* Manipulate an image
*