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compositor-wayland: Use wayland-egl window surfaces

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This commit is contained in:
Benjamin Franzke 2011-02-18 17:04:24 +01:00
parent 5b2cb6f911
commit be01456887
3 changed files with 64 additions and 119 deletions
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180
compositor/compositor-wayland.c
View File

@ -28,10 +28,9 @@
#include <fcntl.h>
#include <unistd.h>
#include "wayland-client.h"
#include <wayland-client.h>
#include <wayland-egl.h>
#define GL_GLEXT_PROTOTYPES
#define EGL_EGLEXT_PROTOTYPES
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
@ -44,18 +43,15 @@ struct wayland_compositor {
struct {
struct wl_display *display;
struct wl_egl_display *egl_display;
struct wl_compositor *compositor;
struct wl_shell *shell;
struct wl_drm *drm;
struct wl_output *output;
struct {
int32_t x, y, width, height;
} screen_allocation;
char *device_name;
int authenticated;
struct wl_event_source *wl_source;
uint32_t event_mask;
} parent;
@ -68,12 +64,9 @@ struct wayland_output {
struct {
struct wl_surface *surface;
struct wl_buffer *buffer[2];
struct wl_egl_window *egl_window;
} parent;
EGLImageKHR image[2];
GLuint rbo[2];
uint32_t fb_id[2];
uint32_t current;
EGLSurface egl_surface;
};
struct wayland_input {
@ -103,33 +96,23 @@ static int
wayland_compositor_init_egl(struct wayland_compositor *c)
{
EGLint major, minor;
EGLint n;
const char *extensions;
drm_magic_t magic;
int fd;
EGLint config_attribs[] = {
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 1,
EGL_GREEN_SIZE, 1,
EGL_BLUE_SIZE, 1,
EGL_DEPTH_SIZE, 1,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES_BIT,
EGL_NONE
};
static const EGLint context_attribs[] = {
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
fd = open(c->parent.device_name, O_RDWR);
if (fd < 0) {
fprintf(stderr, "drm open failed: %m\n");
return -1;
}
wlsc_drm_init(&c->base, fd, c->parent.device_name);
if (drmGetMagic(fd, &magic)) {
fprintf(stderr, "DRI2: failed to get drm magic");
return -1;
}
wl_drm_authenticate(c->parent.drm, magic);
wl_display_iterate(c->parent.display, WL_DISPLAY_WRITABLE);
while (!c->parent.authenticated)
wl_display_iterate(c->parent.display, WL_DISPLAY_READABLE);
c->base.display = eglGetDRMDisplayMESA(fd);
c->base.display = eglGetDisplay(c->parent.egl_display);
if (c->base.display == NULL) {
fprintf(stderr, "failed to create display\n");
return -1;
@ -150,8 +133,13 @@ wayland_compositor_init_egl(struct wayland_compositor *c)
fprintf(stderr, "failed to bind EGL_OPENGL_ES_API\n");
return -1;
}
if (!eglChooseConfig(c->base.display, config_attribs,
&c->base.config, 1, &n) || n == 0) {
fprintf(stderr, "failed to choose config: %d\n", n);
return -1;
}
c->base.context = eglCreateContext(c->base.display, NULL,
c->base.context = eglCreateContext(c->base.display, c->base.config,
EGL_NO_CONTEXT, context_attribs);
if (c->base.context == NULL) {
fprintf(stderr, "failed to create context\n");
@ -181,90 +169,63 @@ wayland_compositor_present(struct wlsc_compositor *base)
struct wayland_compositor *c = (struct wayland_compositor *) base;
struct wayland_output *output;
glFlush();
wl_list_for_each(output, &base->output_list, base.link) {
output->current ^= 1;
glFramebufferRenderbuffer(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0,
GL_RENDERBUFFER,
output->rbo[output->current]);
wl_surface_attach(output->parent.surface,
output->parent.buffer[output->current ^ 1],
0, 0);
wl_surface_damage(output->parent.surface, 0, 0,
output->base.width, output->base.height);
if (!eglMakeCurrent(c->base.display, output->egl_surface,
output->egl_surface, c->base.context)) {
fprintf(stderr, "failed to make current\n");
continue;
}
eglSwapBuffers(c->base.display, output->egl_surface);
}
wl_display_frame_callback(c->parent.display, frame_callback, c);
}
static int
wayland_authenticate(struct wlsc_compositor *ec, uint32_t id)
{
struct wayland_compositor *c = (struct wayland_compositor *) ec;
wl_drm_authenticate(c->parent.drm, id);
/* FIXME: recv drm_authenticated event from parent? */
wl_display_iterate(c->parent.display, WL_DISPLAY_WRITABLE);
return 0;
}
static int
wayland_compositor_create_output(struct wayland_compositor *c,
int width, int height)
{
struct wayland_output *output;
struct wl_visual *visual;
int i;
EGLint name, stride, attribs[] = {
EGL_WIDTH, 0,
EGL_HEIGHT, 0,
EGL_DRM_BUFFER_FORMAT_MESA, EGL_DRM_BUFFER_FORMAT_ARGB32_MESA,
EGL_DRM_BUFFER_USE_MESA, EGL_DRM_BUFFER_USE_SCANOUT_MESA,
EGL_NONE
};
output = malloc(sizeof *output);
if (output == NULL)
return -1;
memset(output, 0, sizeof *output);
wlsc_output_init(&output->base, &c->base, 0, 0, width, height, 0);
wlsc_output_init(&output->base, &c->base, 0, 0, width, height,
WL_OUTPUT_FLIPPED);
output->parent.surface =
wl_compositor_create_surface(c->parent.compositor);
wl_surface_set_user_data(output->parent.surface, output);
glGenRenderbuffers(2, output->rbo);
visual = wl_display_get_premultiplied_argb_visual(c->parent.display);
for (i = 0; i < 2; i++) {
glBindRenderbuffer(GL_RENDERBUFFER, output->rbo[i]);
attribs[1] = width;
attribs[3] = height;
output->image[i] =
eglCreateDRMImageMESA(c->base.display, attribs);
glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER,
output->image[i]);
eglExportDRMImageMESA(c->base.display, output->image[i],
&name, NULL, &stride);
output->parent.buffer[i] =
wl_drm_create_buffer(c->parent.drm, name,
width, height,
stride, visual);
output->parent.egl_window =
wl_egl_window_create(c->parent.egl_display,
output->parent.surface,
width, height, visual);
if (!output->parent.egl_window) {
fprintf(stderr, "failure to create wl_egl_window\n");
goto cleanup_output;
}
output->current = 0;
glFramebufferRenderbuffer(GL_FRAMEBUFFER,
GL_COLOR_ATTACHMENT0,
GL_RENDERBUFFER,
output->rbo[output->current]);
output->egl_surface =
eglCreateWindowSurface(c->base.display, c->base.config,
output->parent.egl_window, NULL);
if (!output->egl_surface) {
fprintf(stderr, "failed to create window surface\n");
goto cleanup_window;
}
if (!eglMakeCurrent(c->base.display, output->egl_surface,
output->egl_surface, c->base.context)) {
fprintf(stderr, "failed to make surface current\n");
goto cleanup_surface;
return -1;
}
wl_surface_attach(output->parent.surface,
output->parent.buffer[output->current], 0, 0);
wl_surface_map_toplevel(output->parent.surface);
glClearColor(0, 0, 0, 0.5);
@ -272,6 +233,16 @@ wayland_compositor_create_output(struct wayland_compositor *c,
wl_list_insert(c->base.output_list.prev, &output->base.link);
return 0;
cleanup_surface:
eglDestroySurface(c->base.display, output->egl_surface);
cleanup_window:
wl_egl_window_destroy(output->parent.egl_window);
cleanup_output:
/* FIXME: cleanup wlsc_output */
free(output);
return -1;
}
/* Events received from the wayland-server this compositor is client of: */
@ -312,27 +283,6 @@ static const struct wl_shell_listener shell_listener = {
handle_configure,
};
/* parent drm interface */
static void
drm_handle_device(void *data, struct wl_drm *drm, const char *device)
{
struct wayland_compositor *c = data;
c->parent.device_name = strdup(device);
}
static void drm_handle_authenticated(void *data, struct wl_drm *drm)
{
struct wayland_compositor *c = data;
c->parent.authenticated = 1;
}
static const struct wl_drm_listener drm_listener = {
drm_handle_device,
drm_handle_authenticated
};
/* parent input interface */
static void
input_handle_motion(void *data, struct wl_input_device *input_device,
@ -449,9 +399,6 @@ display_handle_global(struct wl_display *display, uint32_t id,
} else if (strcmp(interface, "shell") == 0) {
c->parent.shell = wl_shell_create(display, id);
wl_shell_add_listener(c->parent.shell, &shell_listener, c);
} else if (strcmp(interface, "drm") == 0) {
c->parent.drm = wl_drm_create(display, id);
wl_drm_add_listener(c->parent.drm, &drm_listener, c);
}
}
@ -505,6 +452,7 @@ wayland_compositor_create(struct wl_display *display, int width, int height)
}
wl_list_init(&c->input_list);
c->parent.egl_display = wl_egl_display_create(c->parent.display);
wl_display_add_global_listener(c->parent.display,
display_handle_global, c);
@ -515,13 +463,9 @@ wayland_compositor_create(struct wl_display *display, int width, int height)
return NULL;
c->base.destroy = wayland_destroy;
c->base.authenticate = wayland_authenticate;
c->base.present = wayland_compositor_present;
c->base.create_buffer = wlsc_drm_buffer_create;
glGenFramebuffers(1, &c->base.fbo);
glBindFramebuffer(GL_FRAMEBUFFER, c->base.fbo);
/* Can't init base class until we have a current egl context */
if (wlsc_compositor_init(&c->base, display) < 0)
return NULL;

1
compositor/compositor.h
View File

@ -91,6 +91,7 @@ struct wlsc_compositor {
struct wlsc_shm shm;
EGLDisplay display;
EGLContext context;
EGLConfig config;
GLuint fbo;
GLuint proj_uniform, tex_uniform;
struct wl_buffer **pointer_buffers;

2
configure.ac
View File

@ -18,7 +18,7 @@ AC_PROG_RANLIB
PKG_PROG_PKG_CONFIG()
PKG_CHECK_MODULES(COMPOSITOR,
[wayland-server wayland-client egl >= 7.10 glesv2 gdk-pixbuf-2.0 libudev >= 136 libdrm >= 2.4.23] pixman-1 x11 x11-xcb xcb xcb-dri2 xcb-xfixes)
[wayland-server wayland-client wayland-egl egl >= 7.10 glesv2 gdk-pixbuf-2.0 libudev >= 136 libdrm >= 2.4.23] pixman-1 x11 x11-xcb xcb-dri2 xcb-xfixes)
PKG_CHECK_MODULES(SIMPLE_CLIENT, [egl >= 7.10 glesv2 wayland-client wayland-egl])
PKG_CHECK_MODULES(CLIENT, [wayland-client wayland-egl egl >= 7.10 gl cairo >= 1.10.0 gdk-pixbuf-2.0 glib-2.0 gobject-2.0 xkbcommon])
PKG_CHECK_MODULES(POPPLER, [poppler-glib gdk-2.0 gio-2.0],