diff options
Diffstat (limited to 'include/wlr/render')
| -rw-r--r-- | include/wlr/render/drm_format_set.h | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/include/wlr/render/drm_format_set.h b/include/wlr/render/drm_format_set.h index 15d4eea3..cb367a63 100644 --- a/include/wlr/render/drm_format_set.h +++ b/include/wlr/render/drm_format_set.h @@ -5,19 +5,38 @@ #include <stddef.h> #include <stdint.h> +/** A single DRM format */ struct wlr_drm_format { + // The actual DRM format, from `drm_fourcc.h` uint32_t format; - size_t len, cap; + // The number of modifiers + size_t len; + // The capacity of the array; do not use. + size_t capacity; + // The actual modifiers uint64_t modifiers[]; }; +/** A set of DRM formats */ struct wlr_drm_format_set { - size_t len, cap; + // The number of formats + size_t len; + // The capacity of the array; private to wlroots + size_t capacity; + // A pointer to an array of `struct wlr_drm_format *` of length `len`. struct wlr_drm_format **formats; }; +/** + * Free all of the DRM formats in the set, making the set empty. Does not + * free the set itself. + */ void wlr_drm_format_set_finish(struct wlr_drm_format_set *set); +/** + * Return a pointer to a member of this `wlr_drm_format_set` of format + * `format`, or NULL if none exists. + */ const struct wlr_drm_format *wlr_drm_format_set_get( const struct wlr_drm_format_set *set, uint32_t format); |