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Backport screenshooter fixes from the renderer redesign v1

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This backports some changes to #319 to fix the screenshooter data
format. This also adds wlr_backend_get_renderer which will be
useful to support multiple renderers.
This commit is contained in:
emersion 2018-01-23 22:06:54 +01:00
parent 03440bbd83
commit 4fa90b0511
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GPG key ID: 0FDE7BE0E88F5E48
21 changed files with 178 additions and 97 deletions
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13
include/wlr/render.h
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@ -52,10 +52,17 @@ const enum wl_shm_format *wlr_renderer_get_formats(
bool wlr_renderer_buffer_is_drm(struct wlr_renderer *renderer,
struct wl_resource *buffer);
/**
* Reads pixels and stores them in out_data as ARGB8888.
* Reads out of pixels of the currently bound surface into data. `stride` is in
* bytes.
*/
void wlr_renderer_read_pixels(struct wlr_renderer *r, int x, int y,
int width, int height, void *out_data);
bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,
uint32_t stride, uint32_t width, uint32_t height,
uint32_t src_x, uint32_t src_y, uint32_t dst_x, uint32_t dst_y, void *data);
/**
* Checks if a format is supported.
*/
bool wlr_renderer_format_supported(struct wlr_renderer *r,
enum wl_shm_format fmt);
/**
* Destroys this wlr_renderer. Textures must be destroyed separately.
*/