aboutsummaryrefslogtreecommitdiff
path: root/src/egl.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/egl.c')
-rw-r--r--src/egl.c350
1 files changed, 299 insertions, 51 deletions
diff --git a/src/egl.c b/src/egl.c
index ecefdf4..1daed3c 100644
--- a/src/egl.c
+++ b/src/egl.c
@@ -1,35 +1,211 @@
#include "egl.h"
#include "library_loader.h"
#include <string.h>
+#include <stdio.h>
+#include <dlfcn.h>
+#include <assert.h>
-static bool gsr_egl_create_window(gsr_egl *self) {
+#include <wayland-client.h>
+#include <wayland-egl.h>
+//#include "../external/wlr-export-dmabuf-unstable-v1-client-protocol.h"
+#include <unistd.h>
+
+#if 0
+static struct wl_compositor *compositor = NULL;
+static struct wl_output *output = NULL;
+static struct zwlr_export_dmabuf_manager_v1 *export_manager = NULL;
+static struct zwlr_export_dmabuf_frame_v1 *current_frame = NULL;
+//static struct wl_shell *shell = NULL;
+
+struct window {
+ EGLContext egl_context;
+ struct wl_surface *surface;
+ //struct wl_shell_surface *shell_surface;
+ struct wl_egl_window *egl_window;
+ EGLSurface egl_surface;
+};
+
+static void output_handle_geometry(void *data, struct wl_output *wl_output,
+ int32_t x, int32_t y, int32_t phys_width, int32_t phys_height,
+ int32_t subpixel, const char *make, const char *model,
+ int32_t transform) {
+ fprintf(stderr, "output geometry, make: %s, model: %s\n", make, model);
+}
+
+static void output_handle_mode(void *data, struct wl_output *wl_output,
+ uint32_t flags, int32_t width, int32_t height, int32_t refresh) {
+
+}
+
+static void output_handle_done(void* data, struct wl_output *wl_output) {
+ /* Nothing to do */
+}
+
+static void output_handle_scale(void* data, struct wl_output *wl_output,
+ int32_t factor) {
+ /* Nothing to do */
+}
+
+static const struct wl_output_listener output_listener = {
+ .geometry = output_handle_geometry,
+ .mode = output_handle_mode,
+ .done = output_handle_done,
+ .scale = output_handle_scale,
+};
+#endif
+
+static void registry_add_object (void *data, struct wl_registry *registry, uint32_t name, const char *interface, uint32_t version) {
+ (void)version;
+ struct wl_compositor **wayland_compositor = data;
+ if (strcmp(interface, "wl_compositor") == 0) {
+ if(*wayland_compositor) {
+ wl_compositor_destroy(*wayland_compositor);
+ *wayland_compositor = NULL;
+ }
+ *wayland_compositor = wl_registry_bind(registry, name, &wl_compositor_interface, 1);
+ }/* else if(strcmp(interface, wl_output_interface.name) == 0) {
+ fprintf(stderr, "wayland output, name: %u\n", name);
+ output = wl_registry_bind(registry, name, &wl_output_interface, 1);
+ wl_output_add_listener(output, &output_listener, NULL);
+ } else if(strcmp(interface, zwlr_export_dmabuf_manager_v1_interface.name) == 0) {
+ export_manager = wl_registry_bind(registry, name, &zwlr_export_dmabuf_manager_v1_interface, 1);
+ }*/
+ //fprintf(stderr, "interface: %s\n", interface);
+}
+
+static void registry_remove_object (void *data, struct wl_registry *registry, uint32_t name) {
+ (void)data;
+ (void)registry;
+ (void)name;
+}
+
+static struct wl_registry_listener registry_listener = {&registry_add_object, &registry_remove_object};
+
+#if 0
+static void register_cb(gsr_egl *egl);
+
+static void frame_start(void *data, struct zwlr_export_dmabuf_frame_v1 *frame,
+ uint32_t width, uint32_t height, uint32_t offset_x, uint32_t offset_y,
+ uint32_t buffer_flags, uint32_t flags, uint32_t format,
+ uint32_t mod_high, uint32_t mod_low, uint32_t num_objects) {
+ gsr_egl *egl = data;
+ //fprintf(stderr, "frame start, width: %u, height: %u, offset x: %u, offset y: %u, format: %u, num objects: %u\n", width, height, offset_x, offset_y, format, num_objects);
+ egl->width = width;
+ egl->height = height;
+ egl->pixel_format = format;
+ egl->modifier = ((uint64_t)mod_high << 32) | mod_low;
+ current_frame = frame;
+}
+
+static void frame_object(void *data, struct zwlr_export_dmabuf_frame_v1 *frame,
+ uint32_t index, int32_t fd, uint32_t size, uint32_t offset,
+ uint32_t stride, uint32_t plane_index) {
+ // TODO: What if we get multiple objects? then we get multiple fd per frame
+ gsr_egl *egl = data;
+ //egl->fd = fd;
+ egl->pitch = stride;
+ egl->offset = offset;
+ //fprintf(stderr, "new frame, fd: %d, index: %u, size: %u, offset: %u, stride: %u, plane_index: %u\n", fd, index, size, offset, stride, plane_index);
+ close(fd);
+}
+
+
+static void frame_ready(void *data, struct zwlr_export_dmabuf_frame_v1 *frame,
+ uint32_t tv_sec_hi, uint32_t tv_sec_lo, uint32_t tv_nsec) {
+ register_cb(data);
+}
+
+static void frame_cancel(void *data, struct zwlr_export_dmabuf_frame_v1 *frame,
+ uint32_t reason) {
+ register_cb(data);
+}
+
+
+static const struct zwlr_export_dmabuf_frame_v1_listener frame_listener = {
+ .frame = frame_start,
+ .object = frame_object,
+ .ready = frame_ready,
+ .cancel = frame_cancel,
+};
+
+static struct zwlr_export_dmabuf_frame_v1 *frame_callback = NULL;
+static void register_cb(gsr_egl *egl) {
+ bool with_cursor = false;
+ frame_callback = zwlr_export_dmabuf_manager_v1_capture_output(export_manager, with_cursor, output);
+ zwlr_export_dmabuf_frame_v1_add_listener(frame_callback, &frame_listener, egl);
+}
+#endif
+
+// TODO: Create egl context without surface (in other words, x11/wayland agnostic, doesn't require x11/wayland dependency)
+static bool gsr_egl_create_window(gsr_egl *self, bool wayland) {
EGLConfig ecfg;
int32_t num_config = 0;
+
EGLDisplay egl_display = NULL;
EGLSurface egl_surface = NULL;
EGLContext egl_context = NULL;
- Window window = None;
-
- int32_t attr[] = {
+
+ Window x11_window = None;
+
+ struct wl_registry *wayland_registry = NULL;
+ struct wl_compositor *wayland_compositor = NULL;
+ struct wl_surface *wayland_surface = NULL;
+ void *wayland_dpy = NULL;
+ void *wayland_window = NULL;
+
+ const int32_t attr[] = {
EGL_BUFFER_SIZE, 24,
- EGL_RENDERABLE_TYPE,
- EGL_OPENGL_ES2_BIT,
+ EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE
};
- int32_t ctxattr[] = {
+ const int32_t ctxattr[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
- window = XCreateWindow(self->dpy, DefaultRootWindow(self->dpy), 0, 0, 1, 1, 0, CopyFromParent, InputOutput, CopyFromParent, 0, NULL);
+ if(wayland) {
+ wayland_dpy = wl_display_connect(NULL);
+ if(!wayland_dpy) {
+ fprintf(stderr, "gsr error: gsr_egl_create_window failed: wl_display_connect failed\n");
+ goto fail;
+ }
- if(!window) {
- fprintf(stderr, "gsr error: gsr_gl_create_window failed: failed to create gl window\n");
- goto fail;
+ wayland_registry = wl_display_get_registry(wayland_dpy); // TODO: Error checking
+ wl_registry_add_listener(wayland_registry, &registry_listener, &wayland_compositor); // TODO: Error checking
+
+ // Fetch globals
+ wl_display_roundtrip(wayland_dpy);
+
+ // fetch wl_output
+ wl_display_roundtrip(wayland_dpy);
+
+ if(!wayland_compositor) {
+ fprintf(stderr, "gsr error: gsr_gl_create_window failed: failed to find compositor\n");
+ goto fail;
+ }
+
+ /*if(!output) {
+ fprintf(stderr, "gsr error: gsr_gl_create_window failed: failed to find output\n");
+ goto fail;
+ }
+
+ if(!export_manager) {
+ fprintf(stderr, "gsr error: gsr_gl_create_window failed: failed to find export manager\n");
+ goto fail;
+ }*/
+ } else {
+ x11_window = XCreateWindow(self->x11_dpy, DefaultRootWindow(self->x11_dpy), 0, 0, 16, 16, 0, CopyFromParent, InputOutput, CopyFromParent, 0, NULL);
+
+ if(!x11_window) {
+ fprintf(stderr, "gsr error: gsr_gl_create_window failed: failed to create gl window\n");
+ goto fail;
+ }
}
- egl_display = self->eglGetDisplay(self->dpy);
+ self->eglBindAPI(EGL_OPENGL_ES_API);
+
+ egl_display = self->eglGetDisplay(wayland_dpy ? (EGLNativeDisplayType)wayland_dpy : (EGLNativeDisplayType)self->x11_dpy);
if(!egl_display) {
fprintf(stderr, "gsr error: gsr_egl_create_window failed: eglGetDisplay failed\n");
goto fail;
@@ -45,24 +221,41 @@ static bool gsr_egl_create_window(gsr_egl *self) {
goto fail;
}
- egl_surface = self->eglCreateWindowSurface(egl_display, ecfg, (EGLNativeWindowType)window, NULL);
- if(!egl_surface) {
- fprintf(stderr, "gsr error: gsr_egl_create_window failed: failed to create window surface\n");
- goto fail;
- }
-
egl_context = self->eglCreateContext(egl_display, ecfg, NULL, ctxattr);
if(!egl_context) {
fprintf(stderr, "gsr error: gsr_egl_create_window failed: failed to create egl context\n");
goto fail;
}
- self->eglMakeCurrent(egl_display, egl_surface, egl_surface, egl_context);
+ if(wayland) {
+ wayland_surface = wl_compositor_create_surface(wayland_compositor);
+ wayland_window = wl_egl_window_create(wayland_surface, 16, 16);
+ egl_surface = self->eglCreateWindowSurface(egl_display, ecfg, (EGLNativeWindowType)wayland_window, NULL);
+ } else {
+ egl_surface = self->eglCreateWindowSurface(egl_display, ecfg, (EGLNativeWindowType)x11_window, NULL);
+ }
+
+ if(!egl_surface) {
+ fprintf(stderr, "gsr error: gsr_egl_create_window failed: failed to create window surface\n");
+ goto fail;
+ }
+
+ if(!self->eglMakeCurrent(egl_display, egl_surface, egl_surface, egl_context)) {
+ fprintf(stderr, "gsr error: gsr_egl_create_window failed: failed to make context current\n");
+ goto fail;
+ }
self->egl_display = egl_display;
self->egl_surface = egl_surface;
self->egl_context = egl_context;
- self->window = window;
+
+ self->x11_window = x11_window;
+
+ self->wayland_dpy = wayland_dpy;
+ self->wayland_window = wayland_window;
+ self->wayland_surface = wayland_surface;
+ self->wayland_compositor = wayland_compositor;
+ self->wayland_registry = wayland_registry;
return true;
fail:
@@ -72,8 +265,18 @@ static bool gsr_egl_create_window(gsr_egl *self) {
self->eglDestroySurface(egl_display, egl_surface);
if(egl_display)
self->eglTerminate(egl_display);
- if(window)
- XDestroyWindow(self->dpy, window);
+ if(x11_window)
+ XDestroyWindow(self->x11_dpy, x11_window);
+ if(wayland_window)
+ wl_egl_window_destroy(wayland_window);
+ if(wayland_surface)
+ wl_surface_destroy(wayland_surface);
+ if(wayland_compositor)
+ wl_compositor_destroy(wayland_compositor);
+ if(wayland_registry)
+ wl_registry_destroy(wayland_registry);
+ if(wayland_dpy)
+ wl_display_disconnect(wayland_dpy);
return false;
}
@@ -88,6 +291,7 @@ static bool gsr_egl_load_egl(gsr_egl *self, void *library) {
{ (void**)&self->eglMakeCurrent, "eglMakeCurrent" },
{ (void**)&self->eglDestroyContext, "eglDestroyContext" },
{ (void**)&self->eglDestroySurface, "eglDestroySurface" },
+ { (void**)&self->eglBindAPI, "eglBindAPI" },
{ NULL, NULL }
};
@@ -115,49 +319,46 @@ static bool gsr_egl_load_gl(gsr_egl *self, void *library) {
return true;
}
-bool gsr_egl_load(gsr_egl *self, Display *dpy) {
+bool gsr_egl_load(gsr_egl *self, Display *dpy, bool wayland) {
memset(self, 0, sizeof(gsr_egl));
- self->dpy = dpy;
+ self->x11_dpy = dpy;
+
+ void *egl_lib = NULL;
+ void *gl_lib = NULL;
dlerror(); /* clear */
- void *egl_lib = dlopen("libEGL.so.1", RTLD_LAZY);
+ egl_lib = dlopen("libEGL.so.1", RTLD_LAZY);
if(!egl_lib) {
fprintf(stderr, "gsr error: gsr_egl_load: failed to load libEGL.so.1, error: %s\n", dlerror());
- return false;
+ goto fail;
}
- void *gl_lib = dlopen("libGL.so.1", RTLD_LAZY);
+ gl_lib = dlopen("libGL.so.1", RTLD_LAZY);
if(!egl_lib) {
fprintf(stderr, "gsr error: gsr_egl_load: failed to load libGL.so.1, error: %s\n", dlerror());
- dlclose(egl_lib);
- memset(self, 0, sizeof(gsr_egl));
- return false;
+ goto fail;
}
- if(!gsr_egl_load_egl(self, egl_lib)) {
- dlclose(egl_lib);
- dlclose(gl_lib);
- memset(self, 0, sizeof(gsr_egl));
- return false;
- }
+ if(!gsr_egl_load_egl(self, egl_lib))
+ goto fail;
- if(!gsr_egl_load_gl(self, gl_lib)) {
- dlclose(egl_lib);
- dlclose(gl_lib);
- memset(self, 0, sizeof(gsr_egl));
- return false;
- }
+ if(!gsr_egl_load_gl(self, gl_lib))
+ goto fail;
- if(!gsr_egl_create_window(self)) {
- dlclose(egl_lib);
- dlclose(gl_lib);
- memset(self, 0, sizeof(gsr_egl));
- return false;
- }
+ if(!gsr_egl_create_window(self, wayland))
+ goto fail;
self->egl_library = egl_lib;
self->gl_library = gl_lib;
return true;
+
+ fail:
+ if(egl_lib)
+ dlclose(egl_lib);
+ if(gl_lib)
+ dlclose(gl_lib);
+ memset(self, 0, sizeof(gsr_egl));
+ return false;
}
void gsr_egl_unload(gsr_egl *self) {
@@ -176,9 +377,34 @@ void gsr_egl_unload(gsr_egl *self) {
self->egl_display = NULL;
}
- if(self->window) {
- XDestroyWindow(self->dpy, self->window);
- self->window = None;
+ if(self->x11_window) {
+ XDestroyWindow(self->x11_dpy, self->x11_window);
+ self->x11_window = None;
+ }
+
+ if(self->wayland_window) {
+ wl_egl_window_destroy(self->wayland_window);
+ self->wayland_window = NULL;
+ }
+
+ if(self->wayland_surface) {
+ wl_surface_destroy(self->wayland_surface);
+ self->wayland_surface = NULL;
+ }
+
+ if(self->wayland_compositor) {
+ wl_compositor_destroy(self->wayland_compositor);
+ self->wayland_compositor = NULL;
+ }
+
+ if(self->wayland_registry) {
+ wl_registry_destroy(self->wayland_registry);
+ self->wayland_registry = NULL;
+ }
+
+ if(self->wayland_dpy) {
+ wl_display_disconnect(self->wayland_dpy);
+ self->wayland_dpy = NULL;
}
if(self->egl_library) {
@@ -193,3 +419,25 @@ void gsr_egl_unload(gsr_egl *self) {
memset(self, 0, sizeof(gsr_egl));
}
+
+void gsr_egl_update(gsr_egl *self) {
+ if(!self->wayland_dpy)
+ return;
+
+ wl_display_dispatch(self->wayland_dpy);
+}
+
+void gsr_egl_cleanup_frame(gsr_egl *self) {
+ if(!self->wayland_dpy)
+ return;
+
+ if(self->fd > 0) {
+ close(self->fd);
+ self->fd = 0;
+ }
+
+ /*if(current_frame) {
+ zwlr_export_dmabuf_frame_v1_destroy(current_frame);
+ current_frame = NULL;
+ }*/
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-05 15:29:30 +0000