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output: document gamma functions

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This commit is contained in:
emersion 2018-07-22 17:23:34 +01:00
parent 6e8892d4d7
commit e21563ec76
1 changed files with 9 additions and 1 deletions
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10
include/wlr/types/wlr_output.h
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@ -174,9 +174,17 @@ bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
* it is a no-op. * it is a no-op.
*/ */
void wlr_output_schedule_frame(struct wlr_output *output); void wlr_output_schedule_frame(struct wlr_output *output);
/**
* Returns the maximum length of each gamma ramp, or 0 if unsupported.
*/
uint32_t wlr_output_get_gamma_size(struct wlr_output *output);
/**
* Sets the gamma table for this output. `r`, `g` and `b` are gamma ramps for
* red, green and blue. `size` is the length of the ramps and must not exceed
* the value returned by `wlr_output_get_gamma_size`.
*/
bool wlr_output_set_gamma(struct wlr_output *output, bool wlr_output_set_gamma(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b); uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t wlr_output_get_gamma_size(struct wlr_output *output);
bool wlr_output_export_dmabuf(struct wlr_output *output, bool wlr_output_export_dmabuf(struct wlr_output *output,
struct wlr_dmabuf_attributes *attribs); struct wlr_dmabuf_attributes *attribs);
void wlr_output_set_fullscreen_surface(struct wlr_output *output, void wlr_output_set_fullscreen_surface(struct wlr_output *output,