Use FBOs instead of eagle-specific API

dev
Kristian Høgsberg 15 years ago
parent 450cc8136d
commit a341fa016c
  1. 7
      Makefile.in
  2. 96
      gears.c
  3. 12
      image.c
  4. 2
      terminal.c
  5. 111
      wayland-system-compositor.c
  6. 32
      window.c
  7. 2
      window.h

@ -8,8 +8,9 @@ libs = libwayland-server.so libwayland.so
egl_clients = gears
cairo_clients = flower screenshot terminal image view
compositors = wayland-system-compositor
clients = $(egl_clients) $(cairo_clients)
all : $(libs) $(compositors) $(egl_clients) $(cairo_clients)
all : $(libs) $(compositors) $(clients)
libwayland-server.so : \
wayland.o \
@ -36,7 +37,7 @@ wayland-system-compositor : \
wayland-util.o
wayland-system-compositor : CFLAGS += @EGL_COMPOSITOR_CFLAGS@
wayland-system-compositor : LDLIBS += -L. -lwayland-server @EGL_COMPOSITOR_LIBS@ -rdynamic -lrt
wayland-system-compositor : LDLIBS += ./libwayland-server.so @EGL_COMPOSITOR_LIBS@ -rdynamic -lrt
flower : flower.o wayland-glib.o
gears : gears.o window.o wayland-glib.o cairo-util.o
@ -54,7 +55,7 @@ view : LDLIBS += @POPPLER_LIBS@
$(egl_clients) : CFLAGS += @EGL_CLIENT_CFLAGS@
$(egl_clients) : LDLIBS += -L. -lwayland @EGL_CLIENT_LIBS@ -lrt
$(cairo_clients) : CFLAGS += @CAIRO_CLIENT_CFLAGS@
$(cairo_clients) : LDLIBS += -L. -lwayland @CAIRO_CLIENT_LIBS@ -lrt
$(cairo_clients) : LDLIBS += ./libwayland.so @CAIRO_CLIENT_LIBS@ -lrt
install : $(libs) $(compositors)
install -d @libdir@ @libdir@/pkgconfig ${udev_rules_dir}

@ -32,6 +32,7 @@
#include <glib.h>
#include <cairo-drm.h>
#define GL_GLEXT_PROTOTYPES
#include <GL/gl.h>
#include <eagle.h>
@ -52,14 +53,13 @@ struct gears {
struct rectangle rectangle;
EGLDisplay display;
EGLConfig config;
EGLSurface surface;
EGLContext context;
int resized;
GLfloat angle;
cairo_surface_t *cairo_surface;
GLint gear_list[3];
GLuint fbo, color_rbo, depth_rbo;
};
struct gear_template {
@ -258,19 +258,20 @@ resize_window(struct gears *gears)
window_draw(gears->window);
if (gears->surface != NULL)
eglDestroySurface(gears->display, gears->surface);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->color_rbo);
glRenderbufferStorage(GL_RENDERBUFFER_EXT,
GL_RGBA,
gears->rectangle.width,
gears->rectangle.height);
gears->surface = eglCreateSurface(gears->display,
gears->config,
gears->rectangle.width,
gears->rectangle.height,
1, NULL);
eglMakeCurrent(gears->display,
gears->surface, gears->surface, gears->context);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->depth_rbo);
glRenderbufferStorage(GL_RENDERBUFFER_EXT,
GL_DEPTH_COMPONENT,
gears->rectangle.width,
gears->rectangle.height);
glViewport(0, 0, gears->rectangle.width, gears->rectangle.height);
gears->resized = 0;
}
@ -308,13 +309,12 @@ handle_acknowledge(void *data,
{
struct gears *gears = data;
if (key != 0)
return;
if (key == 10) {
if (gears->resized)
resize_window(gears);
if (gears->resized)
resize_window(gears);
draw_gears(gears);
draw_gears(gears);
}
}
static void
@ -322,14 +322,20 @@ handle_frame(void *data,
struct wl_compositor *compositor,
uint32_t frame, uint32_t timestamp)
{
struct gears *gears = data;
uint32_t name, handle, stride;
eglGetColorBuffer(gears->surface, 0, &name, &handle, &stride);
struct gears *gears = data;
GLint name, stride;
glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->color_rbo);
glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
GL_RENDERBUFFER_STRIDE_INTEL,
&stride);
glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
GL_RENDERBUFFER_NAME_INTEL,
&name);
window_copy(gears->window, &gears->rectangle, name, stride);
wl_compositor_commit(gears->compositor, 0);
window_commit(gears->window, 10);
gears->angle = (GLfloat) (timestamp % 8192) * 360 / 8192.0;
}
@ -339,19 +345,11 @@ static const struct wl_compositor_listener compositor_listener = {
handle_frame,
};
static const EGLint config_attribs[] = {
EGL_DEPTH_SIZE, 24,
EGL_CONFIG_CAVEAT, EGL_NONE,
EGL_RED_SIZE, 8,
EGL_NONE
};
static struct gears *
gears_create(struct display *display)
{
const int x = 200, y = 200, width = 450, height = 500;
EGLint major, minor, count;
EGLConfig configs[64];
EGLint major, minor;
struct udev *udev;
struct udev_device *device;
struct gears *gears;
@ -373,18 +371,29 @@ gears_create(struct display *display)
if (!eglInitialize(gears->display, &major, &minor))
die("failed to initialize display\n");
if (!eglGetConfigs(gears->display, configs, 64, &count))
die("failed to get configs\n");
if (!eglChooseConfig(gears->display, config_attribs, &gears->config, 1, NULL))
die("failed to pick a config\n");
gears->context = eglCreateContext(gears->display, gears->config, NULL, NULL);
gears->context = eglCreateContext(gears->display, NULL, NULL, NULL);
if (gears->context == NULL)
die("failed to create context\n");
resize_window(gears);
if (!eglMakeCurrent(gears->display, NULL, NULL, gears->context))
die("faile to make context current\n");
glGenFramebuffers(1, &gears->fbo);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, gears->fbo);
glGenRenderbuffers(1, &gears->color_rbo);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->color_rbo);
glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_RENDERBUFFER_EXT,
gears->color_rbo);
glGenRenderbuffers(1, &gears->depth_rbo);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->depth_rbo);
glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER_EXT,
GL_DEPTH_ATTACHMENT_EXT,
GL_RENDERBUFFER_EXT,
gears->depth_rbo);
for (i = 0; i < 3; i++) {
gears->gear_list[i] = glGenLists(1);
glNewList(gears->gear_list[i], GL_COMPILE);
@ -406,10 +415,13 @@ gears_create(struct display *display)
glEnable(GL_DEPTH_TEST);
glClearColor(0, 0, 0, 0.92);
if (glCheckFramebufferStatus (GL_FRAMEBUFFER_EXT) != GL_FRAMEBUFFER_COMPLETE)
fprintf(stderr, "framebuffer incomplete\n");
gears->compositor = display_get_compositor(display);
resize_window(gears);
draw_gears(gears);
handle_frame(gears, gears->compositor, 0, 0);
window_set_resize_handler(gears->window, resize_handler, gears);

@ -184,7 +184,7 @@ image_draw(struct image *image)
&rectangle,
image->surface);
wl_compositor_commit(image->compositor, image->key);
window_commit(image->window, image->key);
}
static gboolean
@ -216,6 +216,15 @@ resize_handler(struct window *window, void *data)
image_schedule_redraw(image);
}
static void
keyboard_focus_handler(struct window *window,
struct wl_input_device *device, void *data)
{
struct image *image = data;
image_schedule_redraw(image);
}
static void
handle_acknowledge(void *data,
struct wl_compositor *compositor,
@ -274,6 +283,7 @@ image_create(struct display *display, uint32_t key, const char *filename)
image->compositor = display_get_compositor(display);
window_set_resize_handler(image->window, resize_handler, image);
window_set_keyboard_focus_handler(image->window, keyboard_focus_handler, image);
wl_compositor_add_listener(image->compositor, &compositor_listener, image);

@ -227,7 +227,7 @@ terminal_draw(struct terminal *terminal)
window_draw(terminal->window);
terminal_draw_contents(terminal);
wl_compositor_commit(terminal->compositor, 0);
window_commit(terminal->window, 0);
}
static gboolean

@ -69,13 +69,13 @@ struct wlsc_output {
struct wl_list link;
struct wlsc_compositor *compositor;
struct wlsc_surface *background;
EGLSurface surface;
int32_t x, y, width, height;
drmModeModeInfo mode;
uint32_t crtc_id;
uint32_t connector_id;
GLuint rbo[2];
uint32_t fb_id[2];
uint32_t current;
};
@ -102,7 +102,7 @@ struct wlsc_compositor {
EGLDisplay display;
EGLContext context;
EGLConfig config;
GLuint fbo;
struct wl_display *wl_display;
struct wl_list output_list;
@ -610,16 +610,11 @@ repaint_output(struct wlsc_output *output)
double s = 3000;
int fd;
if (!eglMakeCurrent(ec->display, output->surface, output->surface, ec->context)) {
fprintf(stderr, "failed to make context current\n");
return;
}
glViewport(0, 0, output->width, output->height);
glMatrixMode(GL_PROJECTION);
glLoadIdentity();
glFrustum(-output->width / s, output->width / s,
output->height / s, -output->height / s, 1, 2 * s);
-output->height / s, output->height / s, 1, 2 * s);
glMatrixMode(GL_MODELVIEW);
glLoadIdentity();
glClearColor(0, 0, 0, 1);
@ -650,7 +645,11 @@ repaint_output(struct wlsc_output *output)
fd = eglGetDisplayFD(ec->display);
output->current ^= 1;
eglBindColorBuffer(ec->display, output->surface, output->current);
glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_RENDERBUFFER_EXT,
output->rbo[output->current]);
drmModePageFlip(fd, output->crtc_id,
output->fb_id[output->current ^ 1],
DRM_MODE_PAGE_FLIP_EVENT, output);
@ -737,8 +736,8 @@ surface_attach(struct wl_client *client,
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_R, GL_REPEAT);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
glTextureExternalMESA(GL_TEXTURE_2D, GL_RGBA, 4,
width, height, stride / 4, name);
glTextureExternalINTEL(GL_TEXTURE_2D, GL_RGBA, 4,
width, height, stride / 4, name);
}
@ -762,36 +761,6 @@ surface_copy(struct wl_client *client,
uint32_t name, uint32_t stride,
int32_t x, int32_t y, int32_t width, int32_t height)
{
struct wlsc_surface *es = (struct wlsc_surface *) surface;
GLuint fbo[2], rb;
glGenFramebuffers(2, fbo);
glBindFramebuffer(GL_READ_FRAMEBUFFER_EXT, fbo[1]);
glGenRenderbuffers(1, &rb);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, rb);
glRenderbufferExternalMESA(GL_RENDERBUFFER_EXT,
GL_RGBA,
es->width, es->height,
stride / 4, name);
glFramebufferRenderbuffer(GL_READ_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_RENDERBUFFER_EXT,
rb);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER_EXT, fbo[0]);
glFramebufferTexture2D(GL_DRAW_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_TEXTURE_2D, es->texture, 0);
glBlitFramebuffer(x, y, x + width, y + height,
dst_x, dst_y, dst_x+ width, dst_y + height,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, 0);
glBindRenderbuffer(GL_RENDERBUFFER_EXT, 0);
glDeleteRenderbuffers(1, &rb);
glDeleteFramebuffers(2, fbo);
}
static void
@ -1138,14 +1107,6 @@ on_drm_input(int fd, uint32_t mask, void *data)
static int
init_egl(struct wlsc_compositor *ec, struct udev_device *device)
{
static const EGLint config_attribs[] = {
EGL_DEPTH_SIZE, 0,
EGL_STENCIL_SIZE, 0,
EGL_CONFIG_CAVEAT, EGL_NONE,
EGL_RED_SIZE, 8,
EGL_NONE
};
struct wl_event_loop *loop;
EGLint major, minor;
int fd;
@ -1161,15 +1122,20 @@ init_egl(struct wlsc_compositor *ec, struct udev_device *device)
return -1;
}
if (!eglChooseConfig(ec->display, config_attribs, &ec->config, 1, NULL))
return -1;
ec->context = eglCreateContext(ec->display, ec->config, NULL, NULL);
ec->context = eglCreateContext(ec->display, NULL, NULL, NULL);
if (ec->context == NULL) {
fprintf(stderr, "failed to create context\n");
return -1;
}
if (!eglMakeCurrent(ec->display, EGL_NO_SURFACE, EGL_NO_SURFACE, ec->context)) {
fprintf(stderr, "failed to make context current\n");
return -1;
}
glGenFramebuffers(1, &ec->fbo);
glBindFramebuffer(GL_FRAMEBUFFER_EXT, ec->fbo);
loop = wl_display_get_event_loop(ec->wl_display);
fd = eglGetDisplayFD(ec->display);
ec->drm_source =
@ -1197,7 +1163,7 @@ create_output_for_connector(struct wlsc_compositor *ec,
struct wlsc_output *output;
drmModeEncoder *encoder;
drmModeModeInfo *mode;
uint32_t name, handle, stride;
GLint handle, stride;
int i, ret, fd;
fd = eglGetDisplayFD(ec->display);
@ -1243,21 +1209,21 @@ create_output_for_connector(struct wlsc_compositor *ec,
drmModeFreeEncoder(encoder);
output->surface = eglCreateSurface(ec->display,
ec->config,
output->width,
output->height,
2, NULL);
if (output->surface == NULL) {
fprintf(stderr, "failed to create surface\n");
return -1;
}
glGenRenderbuffers(2, output->rbo);
for (i = 0; i < 2; i++) {
eglGetColorBuffer(output->surface,
i, &name, &handle, &stride);
ret = drmModeAddFB(fd, mode->hdisplay, mode->vdisplay,
glBindRenderbuffer(GL_RENDERBUFFER_EXT, output->rbo[i]);
glRenderbufferStorage(GL_RENDERBUFFER_EXT,
GL_RGBA,
output->width,
output->height);
glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
GL_RENDERBUFFER_STRIDE_INTEL,
&stride);
glGetRenderbufferParameteriv(GL_RENDERBUFFER_EXT,
GL_RENDERBUFFER_HANDLE_INTEL,
&handle);
ret = drmModeAddFB(fd, output->width, output->height,
32, 32, stride, handle, &output->fb_id[i]);
if (ret) {
fprintf(stderr, "failed to add fb %d: %m\n", i);
@ -1266,6 +1232,10 @@ create_output_for_connector(struct wlsc_compositor *ec,
}
output->current = 0;
glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER_EXT,
GL_COLOR_ATTACHMENT0_EXT,
GL_RENDERBUFFER_EXT,
output->rbo[output->current]);
ret = drmModeSetCrtc(fd, output->crtc_id,
output->fb_id[output->current ^ 1], 0, 0,
&output->connector_id, 1, &output->mode);
@ -1279,11 +1249,6 @@ create_output_for_connector(struct wlsc_compositor *ec,
wl_display_add_global(ec->wl_display, &output->base, post_output_geometry);
wl_list_insert(ec->output_list.prev, &output->link);
if (!eglMakeCurrent(ec->display, output->surface, output->surface, ec->context)) {
fprintf(stderr, "failed to make context current\n");
return -1;
}
output->background = background_create(output, option_background);
return 0;

@ -66,6 +66,7 @@ struct window {
uint32_t modifiers;
cairo_surface_t *cairo_surface, *pending_surface;
int new_surface;
window_resize_handler_t resize_handler;
window_key_handler_t key_handler;
@ -113,6 +114,17 @@ window_attach_surface(struct window *window)
window->allocation.height);
}
void
window_commit(struct window *window, uint32_t key)
{
if (window->new_surface) {
window_attach_surface(window);
window->new_surface = 0;
}
wl_compositor_commit(window->display->compositor, key);
}
static void
window_draw_decorations(struct window *window)
{
@ -210,8 +222,6 @@ window_draw_decorations(struct window *window)
cairo_fill(cr);
}
cairo_destroy(cr);
window_attach_surface(window);
}
static void
@ -222,8 +232,6 @@ window_draw_fullscreen(struct window *window)
CAIRO_CONTENT_COLOR_ALPHA,
window->allocation.width,
window->allocation.height);
window_attach_surface(window);
}
void
@ -236,6 +244,8 @@ window_draw(struct window *window)
window_draw_fullscreen(window);
else
window_draw_decorations(window);
window->new_surface = 1;
}
static void
@ -251,13 +261,11 @@ window_handle_acknowledge(void *data,
* safely free the old window buffer if we resized and
* render the next frame into our back buffer.. */
if (key == 0) {
pending = window->pending_surface;
window->pending_surface = NULL;
if (pending != window->cairo_surface)
window_attach_surface(window);
cairo_surface_destroy(pending);
}
pending = window->pending_surface;
window->pending_surface = NULL;
if (pending != window->cairo_surface)
window_attach_surface(window);
cairo_surface_destroy(pending);
}
static void
@ -585,7 +593,7 @@ window_copy(struct window *window,
cairo_t *cr;
surface = cairo_drm_surface_create_for_name (window->display->device,
name, CAIRO_CONTENT_COLOR_ALPHA,
name, CAIRO_FORMAT_ARGB32,
rectangle->width, rectangle->height,
stride);

@ -60,6 +60,8 @@ window_create(struct display *display, const char *title,
void
window_draw(struct window *window);
void
window_commit(struct window *window, uint32_t key);
void
window_get_child_rectangle(struct window *window,
struct rectangle *rectangle);
void

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