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-rw-r--r--backend/drm/drm.c7
-rw-r--r--backend/drm/renderer.c11
-rw-r--r--backend/headless/output.c3
-rw-r--r--backend/wayland/output.c11
-rw-r--r--backend/x11/backend.c10
-rw-r--r--include/backend/drm/renderer.h11
-rw-r--r--include/wlr/interfaces/wlr_output.h2
-rw-r--r--include/wlr/render/egl.h7
-rw-r--r--render/egl.c39
-rw-r--r--render/glapi.txt2
-rw-r--r--types/wlr_output.c10
11 files changed, 80 insertions, 33 deletions
diff --git a/backend/drm/drm.c b/backend/drm/drm.c
index 08ced783..e1bf63db 100644
--- a/backend/drm/drm.c
+++ b/backend/drm/drm.c
@@ -190,7 +190,8 @@ static bool wlr_drm_connector_make_current(struct wlr_output *output,
return wlr_drm_surface_make_current(&conn->crtc->primary->surf, buffer_age);
}
-static bool wlr_drm_connector_swap_buffers(struct wlr_output *output) {
+static bool wlr_drm_connector_swap_buffers(struct wlr_output *output,
+ pixman_region32_t *damage) {
struct wlr_drm_connector *conn = (struct wlr_drm_connector *)output;
struct wlr_drm_backend *drm = (struct wlr_drm_backend *)output->backend;
if (!drm->session->active) {
@@ -203,7 +204,7 @@ static bool wlr_drm_connector_swap_buffers(struct wlr_output *output) {
}
struct wlr_drm_plane *plane = crtc->primary;
- struct gbm_bo *bo = wlr_drm_surface_swap_buffers(&plane->surf);
+ struct gbm_bo *bo = wlr_drm_surface_swap_buffers(&plane->surf, damage);
if (drm->parent) {
bo = wlr_drm_surface_mgpu_copy(&plane->mgpu_surf, bo);
}
@@ -635,7 +636,7 @@ static bool wlr_drm_connector_set_cursor(struct wlr_output *output,
GL_UNSIGNED_BYTE, bo_data);
glPixelStorei(GL_UNPACK_ROW_LENGTH_EXT, 0);
- wlr_drm_surface_swap_buffers(&plane->surf);
+ wlr_drm_surface_swap_buffers(&plane->surf, NULL);
gbm_bo_unmap(bo, bo_data);
diff --git a/backend/drm/renderer.c b/backend/drm/renderer.c
index 0310a96a..80d3bd9a 100644
--- a/backend/drm/renderer.c
+++ b/backend/drm/renderer.c
@@ -133,14 +133,13 @@ bool wlr_drm_surface_make_current(struct wlr_drm_surface *surf,
return wlr_egl_make_current(&surf->renderer->egl, surf->egl, buffer_damage);
}
-struct gbm_bo *wlr_drm_surface_swap_buffers(struct wlr_drm_surface *surf) {
+struct gbm_bo *wlr_drm_surface_swap_buffers(struct wlr_drm_surface *surf,
+ pixman_region32_t *damage) {
if (surf->front) {
gbm_surface_release_buffer(surf->gbm, surf->front);
}
- if (!eglSwapBuffers(surf->renderer->egl.display, surf->egl)) {
- wlr_log(L_ERROR, "eglSwapBuffers failed");
- }
+ wlr_egl_swap_buffers(&surf->renderer->egl, surf->egl, damage);
surf->front = surf->back;
surf->back = gbm_surface_lock_front_buffer(surf->gbm);
@@ -156,7 +155,7 @@ struct gbm_bo *wlr_drm_surface_get_front(struct wlr_drm_surface *surf) {
glViewport(0, 0, surf->width, surf->height);
glClearColor(0.0, 0.0, 0.0, 1.0);
glClear(GL_COLOR_BUFFER_BIT);
- return wlr_drm_surface_swap_buffers(surf);
+ return wlr_drm_surface_swap_buffers(surf, NULL);
}
void wlr_drm_surface_post(struct wlr_drm_surface *surf) {
@@ -244,7 +243,7 @@ struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest,
glClear(GL_COLOR_BUFFER_BIT);
wlr_render_with_matrix(dest->renderer->wlr_rend, tex, &matrix);
- return wlr_drm_surface_swap_buffers(dest);
+ return wlr_drm_surface_swap_buffers(dest, NULL);
}
bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane, struct wlr_drm_backend *drm,
diff --git a/backend/headless/output.c b/backend/headless/output.c
index aac7cc20..507595a5 100644
--- a/backend/headless/output.c
+++ b/backend/headless/output.c
@@ -55,7 +55,8 @@ static bool output_make_current(struct wlr_output *wlr_output, int *buffer_age)
buffer_age);
}
-static bool output_swap_buffers(struct wlr_output *wlr_output) {
+static bool output_swap_buffers(struct wlr_output *wlr_output,
+ pixman_region32_t *damage) {
return true; // No-op
}
diff --git a/backend/wayland/output.c b/backend/wayland/output.c
index a9140ff7..0bbf6d42 100644
--- a/backend/wayland/output.c
+++ b/backend/wayland/output.c
@@ -47,7 +47,8 @@ static bool wlr_wl_output_make_current(struct wlr_output *wlr_output,
buffer_age);
}
-static bool wlr_wl_output_swap_buffers(struct wlr_output *wlr_output) {
+static bool wlr_wl_output_swap_buffers(struct wlr_output *wlr_output,
+ pixman_region32_t *damage) {
struct wlr_wl_backend_output *output =
(struct wlr_wl_backend_output *)wlr_output;
@@ -59,12 +60,8 @@ static bool wlr_wl_output_swap_buffers(struct wlr_output *wlr_output) {
output->frame_callback = wl_surface_frame(output->surface);
wl_callback_add_listener(output->frame_callback, &frame_listener, output);
- if (!eglSwapBuffers(output->backend->egl.display, output->egl_surface)) {
- wlr_log(L_ERROR, "eglSwapBuffers failed: %s", egl_error());
- return false;
- }
-
- return true;
+ return wlr_egl_swap_buffers(&output->backend->egl, output->egl_surface,
+ damage);
}
static void wlr_wl_output_transform(struct wlr_output *_output,
diff --git a/backend/x11/backend.c b/backend/x11/backend.c
index 44e29be1..411d0ef6 100644
--- a/backend/x11/backend.c
+++ b/backend/x11/backend.c
@@ -401,16 +401,12 @@ static bool output_make_current(struct wlr_output *wlr_output, int *buffer_age)
return wlr_egl_make_current(&x11->egl, output->surf, buffer_age);
}
-static bool output_swap_buffers(struct wlr_output *wlr_output) {
+static bool output_swap_buffers(struct wlr_output *wlr_output,
+ pixman_region32_t *damage) {
struct wlr_x11_output *output = (struct wlr_x11_output *)wlr_output;
struct wlr_x11_backend *x11 = output->x11;
- if (!eglSwapBuffers(x11->egl.display, output->surf)) {
- wlr_log(L_ERROR, "eglSwapBuffers failed: %s", egl_error());
- return false;
- }
-
- return true;
+ return wlr_egl_swap_buffers(&x11->egl, output->surf, damage);
}
static struct wlr_output_impl output_impl = {
diff --git a/include/backend/drm/renderer.h b/include/backend/drm/renderer.h
index a3f19fc3..bf0165bc 100644
--- a/include/backend/drm/renderer.h
+++ b/include/backend/drm/renderer.h
@@ -41,14 +41,17 @@ bool wlr_drm_surface_init(struct wlr_drm_surface *surf,
struct wlr_drm_renderer *renderer, uint32_t width, uint32_t height,
uint32_t format, uint32_t flags);
-bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane, struct wlr_drm_backend *drm,
- int32_t width, uint32_t height, uint32_t format);
+bool wlr_drm_plane_surfaces_init(struct wlr_drm_plane *plane,
+ struct wlr_drm_backend *drm, int32_t width, uint32_t height,
+ uint32_t format);
void wlr_drm_surface_finish(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_swap_buffers(struct wlr_drm_surface *surf,
+ pixman_region32_t *damage);
struct gbm_bo *wlr_drm_surface_get_front(struct wlr_drm_surface *surf);
void wlr_drm_surface_post(struct wlr_drm_surface *surf);
-struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest, struct gbm_bo *src);
+struct gbm_bo *wlr_drm_surface_mgpu_copy(struct wlr_drm_surface *dest,
+ struct gbm_bo *src);
#endif
diff --git a/include/wlr/interfaces/wlr_output.h b/include/wlr/interfaces/wlr_output.h
index 652be45e..a01f8901 100644
--- a/include/wlr/interfaces/wlr_output.h
+++ b/include/wlr/interfaces/wlr_output.h
@@ -19,7 +19,7 @@ struct wlr_output_impl {
bool (*move_cursor)(struct wlr_output *output, int x, int y);
void (*destroy)(struct wlr_output *output);
bool (*make_current)(struct wlr_output *output, int *buffer_age);
- bool (*swap_buffers)(struct wlr_output *output);
+ bool (*swap_buffers)(struct wlr_output *output, pixman_region32_t *damage);
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);
diff --git a/include/wlr/render/egl.h b/include/wlr/render/egl.h
index 6979fd9b..1facc6b8 100644
--- a/include/wlr/render/egl.h
+++ b/include/wlr/render/egl.h
@@ -1,9 +1,10 @@
#ifndef WLR_EGL_H
#define WLR_EGL_H
+#include <stdbool.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
-#include <stdbool.h>
+#include <pixman.h>
#include <wayland-server.h>
struct wlr_egl {
@@ -16,6 +17,7 @@ struct wlr_egl {
struct {
bool buffer_age;
+ bool swap_buffers_with_damage;
} egl_exts;
struct wl_display *wl_display;
@@ -72,4 +74,7 @@ const char *egl_error(void);
bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
int *buffer_age);
+bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,
+ pixman_region32_t *damage);
+
#endif
diff --git a/render/egl.c b/render/egl.c
index 9ac0b307..328726ba 100644
--- a/render/egl.c
+++ b/render/egl.c
@@ -1,8 +1,8 @@
#include <assert.h>
+#include <stdlib.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
-#include <stdlib.h>
#include <wlr/util/log.h>
#include <wlr/render/egl.h>
#include "glapi.h"
@@ -143,6 +143,9 @@ bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
egl->egl_exts.buffer_age =
strstr(egl->egl_exts_str, "EGL_EXT_buffer_age") != NULL;
+ egl->egl_exts.swap_buffers_with_damage =
+ strstr(egl->egl_exts_str, "EGL_EXT_swap_buffers_with_damage") != NULL ||
+ strstr(egl->egl_exts_str, "EGL_KHR_swap_buffers_with_damage") != NULL;
return true;
@@ -242,3 +245,37 @@ bool wlr_egl_make_current(struct wlr_egl *egl, EGLSurface surface,
}
return true;
}
+
+bool wlr_egl_swap_buffers(struct wlr_egl *egl, EGLSurface surface,
+ pixman_region32_t *damage) {
+ EGLBoolean ret;
+ if (damage != NULL && egl->egl_exts.swap_buffers_with_damage) {
+ int nrects;
+ pixman_box32_t *rects =
+ pixman_region32_rectangles(damage, &nrects);
+ EGLint egl_damage[4 * nrects];
+ for (int i = 0; i < nrects; ++i) {
+ egl_damage[4*i] = rects[i].x1;
+ egl_damage[4*i + 1] = rects[i].y1;
+ egl_damage[4*i + 2] = rects[i].x2 - rects[i].x1;
+ egl_damage[4*i + 3] = rects[i].y2 - rects[i].y1;
+ }
+
+ assert(eglSwapBuffersWithDamageEXT || eglSwapBuffersWithDamageKHR);
+ if (eglSwapBuffersWithDamageEXT) {
+ ret = eglSwapBuffersWithDamageEXT(egl->display, surface, egl_damage,
+ nrects);
+ } else {
+ ret = eglSwapBuffersWithDamageKHR(egl->display, surface, egl_damage,
+ nrects);
+ }
+ } else {
+ ret = eglSwapBuffers(egl->display, surface);
+ }
+
+ if (!ret) {
+ wlr_log(L_ERROR, "eglSwapBuffers failed: %s", egl_error());
+ return false;
+ }
+ return true;
+}
diff --git a/render/glapi.txt b/render/glapi.txt
index 81791204..0b0b452c 100644
--- a/render/glapi.txt
+++ b/render/glapi.txt
@@ -6,3 +6,5 @@ eglCreatePlatformWindowSurfaceEXT
-eglBindWaylandDisplayWL
-eglUnbindWaylandDisplayWL
-glEGLImageTargetTexture2DOES
+-eglSwapBuffersWithDamageEXT
+-eglSwapBuffersWithDamageKHR
diff --git a/types/wlr_output.c b/types/wlr_output.c
index 13561d43..5f7dca28 100644
--- a/types/wlr_output.c
+++ b/types/wlr_output.c
@@ -507,8 +507,14 @@ bool wlr_output_swap_buffers(struct wlr_output *output, struct timespec *when,
}
}
- // TODO: provide `damage` (not `render_damage`) to backend
- if (!output->impl->swap_buffers(output)) {
+ // Transform damage into renderer coordinates, ie. upside down
+ enum wl_output_transform transform = wlr_output_transform_compose(
+ wlr_output_transform_invert(output->transform),
+ WL_OUTPUT_TRANSFORM_FLIPPED_180);
+ wlr_region_transform(&render_damage, &render_damage, transform, width,
+ height);
+
+ if (!output->impl->swap_buffers(output, damage ? &render_damage : NULL)) {
return false;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-09-20 20:28:26 +0000