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render/egl: replace init/finish with create/destroy 

This ensures wlr_gles2_renderer can properly take ownership of the
wlr_egl.

Closes: https://github.com/swaywm/wlroots/issues/2612
This commit is contained in:
Simon Ser 2021-01-09 12:00:31 +01:00
parent 50b120927d
commit 1d461687d2
12 changed files with 62 additions and 68 deletions
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10
examples/idle-inhibit.c
View File

@ -27,12 +27,12 @@ static struct xdg_wm_base *wm_base = NULL;
static struct zwp_idle_inhibit_manager_v1 *idle_inhibit_manager = NULL;
static struct zwp_idle_inhibitor_v1 *idle_inhibitor = NULL;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
float color[] = {1.0, 1.0, 0.0, 1.0};
if (idle_inhibitor) {
@ -43,7 +43,7 @@ static void draw(void) {
glClearColor(color[0], color[1], color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static void pointer_handle_button(void *data, struct wl_pointer *pointer, uint32_t serial,
@ -193,7 +193,7 @@ int main(int argc, char **argv) {
}
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
struct xdg_surface *xdg_surface =
@ -214,7 +214,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

10
examples/input-inhibitor.c
View File

@ -18,12 +18,12 @@ static struct xdg_wm_base *wm_base = NULL;
static struct zwlr_input_inhibit_manager_v1 *input_inhibit_manager = NULL;
static struct zwlr_input_inhibitor_v1 *input_inhibitor = NULL;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
static void render_frame(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
glViewport(0, 0, width, height);
if (keys) {
@ -33,7 +33,7 @@ static void render_frame(void) {
}
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static void xdg_surface_handle_configure(void *data,
@ -158,7 +158,7 @@ int main(int argc, char **argv) {
assert(input_inhibitor);
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
assert(surface);
@ -174,7 +174,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

10
examples/keyboard-shortcuts-inhibit.c
View File

@ -33,12 +33,12 @@ static struct zwp_keyboard_shortcuts_inhibitor_v1 *
keyboard_shortcuts_inhibitor = NULL;
static bool active = false;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
float color[] = {1.0, 1.0, 0.0, 1.0};
if (keyboard_shortcuts_inhibitor) {
@ -49,7 +49,7 @@ static void draw(void) {
glClearColor(color[0], color[1], color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static void keyboard_shortcuts_inhibit_handle_active(void *data,
@ -225,7 +225,7 @@ int main(int argc, char **argv) {
}
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
struct xdg_surface *xdg_surface =
@ -241,7 +241,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

20
examples/layer-shell.c
View File

@ -29,7 +29,7 @@ struct zwlr_layer_surface_v1 *layer_surface;
static struct wl_output *wl_output;
struct wl_surface *wl_surface;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
struct wl_callback *frame_callback;
@ -93,7 +93,7 @@ static struct wl_callback_listener popup_frame_listener = {
};
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
struct timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
@ -142,7 +142,7 @@ static void draw(void) {
frame_callback = wl_surface_frame(wl_surface);
wl_callback_add_listener(frame_callback, &frame_listener, NULL);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
demo.last_frame = ts;
}
@ -150,7 +150,7 @@ static void draw(void) {
static void draw_popup(void) {
static float alpha_mod = -0.01;
eglMakeCurrent(egl.display, popup_egl_surface, popup_egl_surface, egl.context);
eglMakeCurrent(egl->display, popup_egl_surface, popup_egl_surface, egl->context);
glViewport(0, 0, popup_width, popup_height);
glClearColor(popup_red, 0.5f, 0.5f, popup_alpha);
popup_alpha += alpha_mod;
@ -162,7 +162,7 @@ static void draw_popup(void) {
popup_frame_callback = wl_surface_frame(popup_wl_surface);
assert(popup_frame_callback);
wl_callback_add_listener(popup_frame_callback, &popup_frame_listener, NULL);
eglSwapBuffers(egl.display, popup_egl_surface);
eglSwapBuffers(egl->display, popup_egl_surface);
wl_surface_commit(popup_wl_surface);
}
@ -187,7 +187,7 @@ static void xdg_popup_configure(void *data, struct xdg_popup *xdg_popup,
}
static void popup_destroy(void) {
wlr_egl_destroy_surface(&egl, popup_egl_surface);
wlr_egl_destroy_surface(egl, popup_egl_surface);
wl_egl_window_destroy(popup_egl_window);
xdg_popup_destroy(popup);
wl_surface_destroy(popup_wl_surface);
@ -241,7 +241,7 @@ static void create_popup(uint32_t serial) {
popup_wl_surface = surface;
popup_egl_window = wl_egl_window_create(surface, popup_width, popup_height);
assert(popup_egl_window);
popup_egl_surface = wlr_egl_create_surface(&egl, popup_egl_window);
popup_egl_surface = wlr_egl_create_surface(egl, popup_egl_window);
assert(popup_egl_surface);
draw_popup();
}
@ -259,7 +259,7 @@ static void layer_surface_configure(void *data,
static void layer_surface_closed(void *data,
struct zwlr_layer_surface_v1 *surface) {
wlr_egl_destroy_surface(&egl, egl_surface);
wlr_egl_destroy_surface(egl, egl_surface);
wl_egl_window_destroy(egl_window);
zwlr_layer_surface_v1_destroy(surface);
wl_surface_destroy(wl_surface);
@ -611,7 +611,7 @@ int main(int argc, char **argv) {
assert(cursor_surface);
EGLint attribs[] = { EGL_ALPHA_SIZE, 8, EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
wl_surface = wl_compositor_create_surface(compositor);
assert(wl_surface);
@ -633,7 +633,7 @@ int main(int argc, char **argv) {
egl_window = wl_egl_window_create(wl_surface, width, height);
assert(egl_window);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
assert(egl_surface);
wl_display_roundtrip(display);

10
examples/pointer-constraints.c
View File

@ -16,7 +16,7 @@ static struct wl_seat *seat = NULL;
static struct xdg_wm_base *wm_base = NULL;
static struct zwp_pointer_constraints_v1 *pointer_constraints = NULL;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
struct zwp_locked_pointer_v1* locked_pointer;
@ -32,7 +32,7 @@ enum {
struct wl_region *regions[3];
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
float color[] = {1.0, 1.0, 0.0, 1.0};
@ -40,7 +40,7 @@ static void draw(void) {
glClearColor(color[0], color[1], color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static void pointer_handle_button(void *data, struct wl_pointer *pointer,
@ -212,7 +212,7 @@ int main(int argc, char **argv) {
regions[REGION_TYPE_JOINT] = joint_region;
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
struct xdg_surface *xdg_surface =
@ -241,7 +241,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

5
examples/relative-pointer-unstable-v1.c
View File

@ -171,7 +171,7 @@ static void xdg_toplevel_handle_configure(void *data,
static void xdg_toplevel_handle_close(void *data,
struct xdg_toplevel *xdg_toplevel) {
struct egl_info *e = data;
wlr_egl_finish(e->egl);
wlr_egl_destroy(e->egl);
exit(EXIT_SUCCESS);
}
@ -440,11 +440,10 @@ int main(int argc, char **argv) {
/* Initialize EGL context */
struct egl_info *e = calloc(1, sizeof(struct egl_info));
e->egl = calloc(1, sizeof(struct wlr_egl));
e->width = e->height = 512;
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(e->egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
e->egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
/* Create the surface and xdg_toplevels, and set listeners */

10
examples/text-input.c
View File

@ -63,12 +63,12 @@ static struct xdg_wm_base *wm_base = NULL;
static struct zwp_text_input_manager_v3 *text_input_manager = NULL;
static struct zwp_text_input_v3 *text_input = NULL;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
float color[] = {1.0, 1.0, 0.0, 1.0};
color[0] = enabled * 1.0;
@ -78,7 +78,7 @@ static void draw(void) {
glClearColor(color[0], color[1], color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static size_t utf8_strlen(char *str) {
@ -364,7 +364,7 @@ int main(int argc, char **argv) {
zwp_text_input_v3_add_listener(text_input, &text_input_listener, NULL);
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
struct xdg_surface *xdg_surface =
@ -377,7 +377,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

10
examples/toplevel-decoration.c
View File

@ -20,7 +20,7 @@ static struct wl_compositor *compositor = NULL;
static struct xdg_wm_base *wm_base = NULL;
static struct zxdg_decoration_manager_v1 *decoration_manager = NULL;
struct wlr_egl egl;
struct wlr_egl *egl;
struct wl_egl_window *egl_window;
struct wlr_egl_surface *egl_surface;
@ -53,7 +53,7 @@ static void request_preferred_mode(void) {
}
static void draw(void) {
eglMakeCurrent(egl.display, egl_surface, egl_surface, egl.context);
eglMakeCurrent(egl->display, egl_surface, egl_surface, egl->context);
float color[] = {1.0, 1.0, 0.0, 1.0};
if (current_mode == ZXDG_TOPLEVEL_DECORATION_V1_MODE_CLIENT_SIDE) {
@ -64,7 +64,7 @@ static void draw(void) {
glClearColor(color[0], color[1], color[2], 1.0);
glClear(GL_COLOR_BUFFER_BIT);
eglSwapBuffers(egl.display, egl_surface);
eglSwapBuffers(egl->display, egl_surface);
}
static void xdg_surface_handle_configure(void *data,
@ -219,7 +219,7 @@ int main(int argc, char **argv) {
}
EGLint attribs[] = { EGL_NONE };
wlr_egl_init(&egl, EGL_PLATFORM_WAYLAND_EXT, display, attribs);
egl = wlr_egl_create(EGL_PLATFORM_WAYLAND_EXT, display, attribs);
struct wl_surface *surface = wl_compositor_create_surface(compositor);
struct xdg_surface *xdg_surface =
@ -238,7 +238,7 @@ int main(int argc, char **argv) {
wl_surface_commit(surface);
egl_window = wl_egl_window_create(surface, width, height);
egl_surface = wlr_egl_create_surface(&egl, egl_window);
egl_surface = wlr_egl_create_surface(egl, egl_window);
wl_display_roundtrip(display);

5
include/wlr/render/egl.h
View File

@ -78,21 +78,20 @@ struct wlr_egl {
struct wlr_drm_format_set dmabuf_render_formats;
};
// TODO: Allocate and return a wlr_egl
/**
* Initializes an EGL context for the given platform and remote display.
* Will attempt to load all possibly required api functions.
*
* If config_attribs is NULL, the EGL config is not created.
*/
bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
struct wlr_egl *wlr_egl_create(EGLenum platform, void *remote_display,
const EGLint *config_attribs);
/**
* Frees all related EGL resources, makes the context not-current and
* unbinds a bound wayland display.
*/
void wlr_egl_finish(struct wlr_egl *egl);
void wlr_egl_destroy(struct wlr_egl *egl);
/**
* Binds the given display to the EGL instance.

21
render/egl.c
View File

@ -149,8 +149,14 @@ out:
free(formats);
}
bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
struct wlr_egl *wlr_egl_create(EGLenum platform, void *remote_display,
const EGLint *config_attribs) {
struct wlr_egl *egl = calloc(1, sizeof(struct wlr_egl));
if (egl == NULL) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
return NULL;
}
const char *client_exts_str = eglQueryString(EGL_NO_DISPLAY, EGL_EXTENSIONS);
if (client_exts_str == NULL) {
if (eglGetError() == EGL_BAD_DISPLAY) {
@ -158,12 +164,12 @@ bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
} else {
wlr_log(WLR_ERROR, "Failed to query EGL client extensions");
}
return false;
return NULL;
}
if (!check_egl_ext(client_exts_str, "EGL_EXT_platform_base")) {
wlr_log(WLR_ERROR, "EGL_EXT_platform_base not supported");
return false;
return NULL;
}
load_egl_proc(&egl->procs.eglGetPlatformDisplayEXT,
"eglGetPlatformDisplayEXT");
@ -205,7 +211,7 @@ bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
const char *display_exts_str = eglQueryString(egl->display, EGL_EXTENSIONS);
if (display_exts_str == NULL) {
wlr_log(WLR_ERROR, "Failed to query EGL display extensions");
return false;
return NULL;
}
if (check_egl_ext(display_exts_str, "EGL_KHR_image_base")) {
@ -343,7 +349,7 @@ bool wlr_egl_init(struct wlr_egl *egl, EGLenum platform, void *remote_display,
}
}
return true;
return egl;
error:
eglMakeCurrent(EGL_NO_DISPLAY, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
@ -351,10 +357,10 @@ error:
eglTerminate(egl->display);
}
eglReleaseThread();
return false;
return NULL;
}
void wlr_egl_finish(struct wlr_egl *egl) {
void wlr_egl_destroy(struct wlr_egl *egl) {
if (egl == NULL) {
return;
}
@ -371,6 +377,7 @@ void wlr_egl_finish(struct wlr_egl *egl) {
eglDestroyContext(egl->display, egl->context);
eglTerminate(egl->display);
eglReleaseThread();
free(egl);
}
bool wlr_egl_bind_display(struct wlr_egl *egl, struct wl_display *local_display) {

4
render/gles2/renderer.c
View File

@ -694,9 +694,7 @@ static void gles2_destroy(struct wlr_renderer *wlr_renderer) {
}
wlr_egl_unset_current(renderer->egl);
wlr_egl_finish(renderer->egl);
free(renderer->egl);
wlr_egl_destroy(renderer->egl);
if (renderer->drm_fd >= 0) {
close(renderer->drm_fd);

15
render/wlr_renderer.c
View File

@ -249,25 +249,16 @@ bool wlr_renderer_init_wl_display(struct wlr_renderer *r,
struct wlr_renderer *wlr_renderer_autocreate(EGLenum platform,
void *remote_display) {
struct wlr_egl *egl = calloc(1, sizeof(*egl));
struct wlr_egl *egl = wlr_egl_create(platform, remote_display, NULL);
if (egl == NULL) {
wlr_log_errno(WLR_ERROR, "Allocation failed");
return NULL;
}
if (!wlr_egl_init(egl, platform, remote_display, NULL)) {
wlr_log(WLR_ERROR, "Could not initialize EGL");
return NULL;
}
/*
* wlr_renderer becomes the owner of the previously wlr_egl, and will
* take care of freeing the allocated memory
* TODO: move the wlr_egl logic to wlr_gles2_renderer
*/
struct wlr_renderer *renderer = wlr_gles2_renderer_create(egl);
if (!renderer) {
wlr_egl_finish(egl);
wlr_log(WLR_ERROR, "Failed to create GLES2 renderer");
wlr_egl_destroy(egl);
}
return renderer;