Add output transform helpers docs

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emersion 2017-12-27 11:17:25 +01:00
parent e737f65e38
commit 43435d4915
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@ -118,8 +118,18 @@ bool wlr_output_cursor_move(struct wlr_output_cursor *cursor,
double x, double y);
void wlr_output_cursor_destroy(struct wlr_output_cursor *cursor);
/**
* Returns the transform that, when composed with `tr`, gives
* `WL_OUTPUT_TRANSFORM_NORMAL`.
*/
enum wl_output_transform wlr_output_transform_invert(
enum wl_output_transform tr);
/**
* Returns a transform that, when applied, has the same effect as applying
* sequentially `tr_a` and `tr_b`.
*/
enum wl_output_transform wlr_output_transform_compose(
enum wl_output_transform tr_a, enum wl_output_transform tr_b);