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output: add damage tracking via buffer age

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This commit is contained in:
emersion 2018-01-21 00:06:35 +01:00
parent 78c13ead16
commit 0365b587f0
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GPG key ID: 0FDE7BE0E88F5E48
21 changed files with 163 additions and 81 deletions
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2
include/backend/drm/renderer.h
View file

@ -45,7 +45,7 @@ bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane, struct wlr_drm_bac
int32_t width, uint32_t height, uint32_t format);
void wlr_drm_surface_finish(struct wlr_drm_surface *surf);
void wlr_drm_surface_make_current(struct wlr_drm_surface *surf);
bool wlr_drm_surface_make_current(struct wlr_drm_surface *surf, int *buffer_age);
struct gbm_bo *wlr_drm_surface_swap_buffers(struct wlr_drm_surface *surf);
struct gbm_bo *wlr_drm_surface_get_front(struct wlr_drm_surface *surf);
void wlr_drm_surface_post(struct wlr_drm_surface *surf);

7
include/rootston/output.h
View file

@ -5,6 +5,8 @@
#include <pixman.h>
#include <wayland-server.h>
#define ROOTS_OUTPUT_PREVIOUS_DAMAGE_LEN 2
struct roots_desktop;
struct roots_output {
@ -15,9 +17,12 @@ struct roots_output {
struct roots_view *fullscreen_view;
struct timespec last_frame;
pixman_region32_t damage, previous_damage;
pixman_region32_t damage;
bool frame_pending;
pixman_region32_t previous_damage[ROOTS_OUTPUT_PREVIOUS_DAMAGE_LEN];
size_t previous_damage_idx;
struct wl_listener frame;
struct wl_listener mode;
struct wl_listener needs_swap;

4
include/wlr/interfaces/wlr_output.h
View file

@ -18,8 +18,8 @@ struct wlr_output_impl {
int32_t hotspot_x, int32_t hotspot_y, bool update_pixels);
bool (*move_cursor)(struct wlr_output *output, int x, int y);
void (*destroy)(struct wlr_output *output);
void (*make_current)(struct wlr_output *output);
void (*swap_buffers)(struct wlr_output *output);
bool (*make_current)(struct wlr_output *output, int *buffer_age);
bool (*swap_buffers)(struct wlr_output *output);
void (*set_gamma)(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);
uint32_t (*get_gamma_size)(struct wlr_output *output);

14
include/wlr/render/egl.h
View file

@ -11,8 +11,12 @@ struct wlr_egl {
EGLConfig config;
EGLContext context;
const char *egl_exts;
const char *gl_exts;
const char *egl_exts_str;
const char *gl_exts_str;
struct {
bool buffer_age;
} egl_exts;
struct wl_display *wl_display;
};
@ -65,4 +69,10 @@ bool wlr_egl_destroy_image(struct wlr_egl *egl, EGLImageKHR image);
*/
const char *egl_error(void);
bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
int *buffer_age);
// TODO: remove
int wlr_egl_get_buffer_age(struct wlr_egl *egl, EGLSurface surface);
#endif

14
include/wlr/types/wlr_output.h
View file

@ -33,6 +33,8 @@ struct wlr_output_cursor {
struct wl_listener surface_destroy;
};
#define WLR_OUTPUT_PREVIOUS_DAMAGE_COUNT 2
struct wlr_output_impl;
struct wlr_output {
@ -55,7 +57,7 @@ struct wlr_output {
enum wl_output_transform transform;
bool needs_swap;
pixman_region32_t damage, previous_damage;
pixman_region32_t damage;
float transform_matrix[16];
// Note: some backends may have zero modes
@ -104,13 +106,19 @@ void wlr_output_set_scale(struct wlr_output *output, float scale);
void wlr_output_destroy(struct wlr_output *output);
void wlr_output_effective_resolution(struct wlr_output *output,
int *width, int *height);
void wlr_output_make_current(struct wlr_output *output);
/**
* Makes the output GL context current.
*
* `buffer_age` is set to the drawing buffer age in number of frames or -1 if
* unknown.
*/
bool wlr_output_make_current(struct wlr_output *output, int *buffer_age);
/**
* Swaps the output buffers. If the time of the frame isn't known, set `when` to
* NULL. If the compositor doesn't support damage tracking, set `damage` to
* NULL.
*/
void wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
pixman_region32_t *damage);
void wlr_output_set_gamma(struct wlr_output *output,
uint32_t size, uint16_t *r, uint16_t *g, uint16_t *b);