diff options
author | Drew DeVault <sir@cmpwn.com> | 2018-06-13 05:40:23 -0700 |
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committer | GitHub <noreply@github.com> | 2018-06-13 05:40:23 -0700 |
commit | 5e4af4862e7247528eda0891c11daa1d86786c86 (patch) | |
tree | 11d52a0178e92d96c68227c3390649bc31be26b3 /include | |
parent | 9a1f0e2d5fe56870f3bd7d12113742766e89f4e6 (diff) | |
parent | 38d415dd2047114badd6a9f65dab6fe0b5b8e5d0 (diff) |
Merge pull request #1050 from emersion/wlr-buffer
Introduce wlr_buffer
Diffstat (limited to 'include')
-rw-r--r-- | include/wlr/types/wlr_buffer.h | 56 | ||||
-rw-r--r-- | include/wlr/types/wlr_surface.h | 1 |
2 files changed, 57 insertions, 0 deletions
diff --git a/include/wlr/types/wlr_buffer.h b/include/wlr/types/wlr_buffer.h new file mode 100644 index 00000000..fc348a1c --- /dev/null +++ b/include/wlr/types/wlr_buffer.h @@ -0,0 +1,56 @@ +#ifndef WLR_TYPES_WLR_BUFFER_H +#define WLR_TYPES_WLR_BUFFER_H + +#include <pixman.h> +#include <wayland-server.h> + +/** + * A client buffer. + */ +struct wlr_buffer { + struct wl_resource *resource; // can be NULL + struct wlr_texture *texture; // can be NULL + bool released; + size_t n_refs; + + struct wl_listener resource_destroy; +}; + +struct wlr_renderer; + +/** + * Check if a resource is a wl_buffer resource. + */ +bool wlr_resource_is_buffer(struct wl_resource *resource); +/** + * Get the size of a wl_buffer resource. + */ +bool wlr_buffer_get_resource_size(struct wl_resource *resource, + struct wlr_renderer *renderer, int *width, int *height); + +/** + * Upload a buffer to the GPU and reference it. + */ +struct wlr_buffer *wlr_buffer_create(struct wlr_renderer *renderer, + struct wl_resource *resource); +/** + * Reference the buffer. + */ +struct wlr_buffer *wlr_buffer_ref(struct wlr_buffer *buffer); +/** + * Unreference the buffer. After this call, `buffer` may not be accessed + * anymore. + */ +void wlr_buffer_unref(struct wlr_buffer *buffer); +/** + * Try to update the buffer's content. On success, returns the updated buffer + * and destroys the provided `buffer`. On error, `buffer` is intact and NULL is + * returned. + * + * Fails if there's more than one reference to the buffer or if the texture + * isn't mutable. + */ +struct wlr_buffer *wlr_buffer_apply_damage(struct wlr_buffer *buffer, + struct wl_resource *resource, pixman_region32_t *damage); + +#endif diff --git a/include/wlr/types/wlr_surface.h b/include/wlr/types/wlr_surface.h index 526e4e2c..64503e78 100644 --- a/include/wlr/types/wlr_surface.h +++ b/include/wlr/types/wlr_surface.h @@ -69,6 +69,7 @@ struct wlr_subsurface { struct wlr_surface { struct wl_resource *resource; struct wlr_renderer *renderer; + struct wlr_buffer *buffer; struct wlr_texture *texture; struct wlr_surface_state *current, *pending; const char *role; // the lifetime-bound role or null |