From 3afd45d49c8103878c2c1bcc689c0f1f22db45c9 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Kristian=20H=C3=B8gsberg?= Date: Wed, 3 Mar 2010 09:54:29 -0500 Subject: [PATCH] Switch to using mesa EGL --- Makefile.in | 4 +- configure.ac | 4 +- gears.c | 54 +++++++++++++--------- wayland-system-compositor.c | 109 +++++++++++++++++++++++++++----------------- 4 files changed, 103 insertions(+), 68 deletions(-) diff --git a/Makefile.in b/Makefile.in index 04538ab..72b5e6a 100644 --- a/Makefile.in +++ b/Makefile.in @@ -39,7 +39,7 @@ wayland-system-compositor : \ wayland-util.o wayland-system-compositor : CFLAGS += @EGL_COMPOSITOR_CFLAGS@ -wayland-system-compositor : LDLIBS += ./libwayland-server.so @EGL_COMPOSITOR_LIBS@ -rdynamic -lrt +wayland-system-compositor : LDLIBS += ./libwayland-server.so @EGL_COMPOSITOR_LIBS@ -rdynamic -lrt -lEGL flower : flower.o wayland-glib.o gears : gears.o window.o wayland-glib.o cairo-util.o @@ -55,7 +55,7 @@ view : CFLAGS += @POPPLER_CFLAGS@ view : LDLIBS += @POPPLER_LIBS@ $(egl_clients) : CFLAGS += @EGL_CLIENT_CFLAGS@ -$(egl_clients) : LDLIBS += -L. -lwayland @EGL_CLIENT_LIBS@ -lrt +$(egl_clients) : LDLIBS += -L. -lwayland @EGL_CLIENT_LIBS@ -lrt -lEGL $(cairo_clients) : CFLAGS += @CAIRO_CLIENT_CFLAGS@ $(cairo_clients) : LDLIBS += ./libwayland.so @CAIRO_CLIENT_LIBS@ -lrt diff --git a/configure.ac b/configure.ac index f3a1aa6..f7e4663 100644 --- a/configure.ac +++ b/configure.ac @@ -5,8 +5,8 @@ PKG_PROG_PKG_CONFIG() PKG_CHECK_MODULES(FFI, [libffi]) PKG_CHECK_MODULES(EGL_COMPOSITOR, - [eagle libpng cairo gdk-pixbuf-2.0 libudev >= 136 libdrm >= 2.4.17]) -PKG_CHECK_MODULES(EGL_CLIENT, [eagle cairo glib-2.0 libudev]) + [gl libpng cairo gdk-pixbuf-2.0 libudev >= 136 libdrm >= 2.4.17]) +PKG_CHECK_MODULES(EGL_CLIENT, [gl cairo glib-2.0 libudev]) PKG_CHECK_MODULES(CAIRO_CLIENT, [cairo-drm glib-2.0]) PKG_CHECK_MODULES(GDK_PIXBUF, [gdk-pixbuf-2.0]) PKG_CHECK_MODULES(POPPLER, [poppler-glib gdk-2.0]) diff --git a/gears.c b/gears.c index 9a8d503..ff385a2 100644 --- a/gears.c +++ b/gears.c @@ -33,8 +33,10 @@ #include #define GL_GLEXT_PROTOTYPES +#define EGL_EGLEXT_PROTOTYPES #include -#include +#include +#include #include "wayland-util.h" #include "wayland-client.h" @@ -54,6 +56,8 @@ struct gears { EGLDisplay display; EGLContext context; + EGLImageKHR image; + int drm_fd; int resized; GLfloat angle; cairo_surface_t *cairo_surface; @@ -244,6 +248,15 @@ draw_gears(struct gears *gears) static void resize_window(struct gears *gears) { + EGLint attribs[] = { + EGL_IMAGE_WIDTH_INTEL, 0, + EGL_IMAGE_HEIGHT_INTEL, 0, + EGL_IMAGE_FORMAT_INTEL, EGL_FORMAT_RGBA_8888_KHR, + EGL_IMAGE_USE_INTEL, EGL_IMAGE_USE_SHARE_INTEL | + EGL_IMAGE_USE_SCANOUT_INTEL, + EGL_NONE + }; + /* Constrain child size to be square and at least 300x300 */ window_get_child_rectangle(gears->window, &gears->rectangle); if (gears->rectangle.width > gears->rectangle.height) @@ -258,11 +271,16 @@ resize_window(struct gears *gears) window_draw(gears->window); + if (gears->image) + eglDestroyImageKHR(gears->display, gears->image); + attribs[1] = gears->rectangle.width; + attribs[1] = gears->rectangle.height; + gears->image = eglCreateImageKHR(gears->display, gears->context, + EGL_SYSTEM_IMAGE_INTEL, + NULL, attribs); + glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->color_rbo); - glRenderbufferStorage(GL_RENDERBUFFER_EXT, - GL_RGBA, - gears->rectangle.width, - gears->rectangle.height); + glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER, gears->image); glBindRenderbuffer(GL_RENDERBUFFER_EXT, gears->depth_rbo); glRenderbufferStorage(GL_RENDERBUFFER_EXT, @@ -323,15 +341,10 @@ handle_frame(void *data, uint32_t frame, uint32_t timestamp) { struct gears *gears = data; - GLint name, stride; + EGLint name, handle, 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); + eglShareImageINTEL(gears->display, gears->context, + gears->image, 0, &name, &handle, &stride); window_copy(gears->window, &gears->rectangle, name, stride); @@ -346,25 +359,24 @@ static const struct wl_compositor_listener compositor_listener = { }; static struct gears * -gears_create(struct display *display) +gears_create(struct display *display, int drm_fd) { const int x = 200, y = 200, width = 450, height = 500; EGLint major, minor; - struct udev *udev; - struct udev_device *device; + EGLDisplayTypeDRMMESA drm_display; struct gears *gears; int i; - udev = udev_new(); - device = udev_device_new_from_syspath(udev, "/sys/class/drm/card0"); - gears = malloc(sizeof *gears); memset(gears, 0, sizeof *gears); gears->d = display; gears->window = window_create(display, "Wayland Gears", x, y, width, height); - gears->display = eglCreateDisplayNative(device); + drm_display.type = EGL_DISPLAY_TYPE_DRM_MESA; + drm_display.device = NULL; + drm_display.fd = drm_fd; + gears->display = eglGetDisplay((EGLNativeDisplayType) &drm_display); if (gears->display == NULL) die("failed to create egl display\n"); @@ -460,7 +472,7 @@ int main(int argc, char *argv[]) source = wl_glib_source_new(display); g_source_attach(source, NULL); - gears = gears_create(d); + gears = gears_create(d, fd); g_main_loop_run(loop); diff --git a/wayland-system-compositor.c b/wayland-system-compositor.c index 13eca24..5da2e7e 100644 --- a/wayland-system-compositor.c +++ b/wayland-system-compositor.c @@ -38,8 +38,10 @@ #include #define GL_GLEXT_PROTOTYPES +#define EGL_EGLEXT_PROTOTYPES #include -#include +#include +#include #include "wayland.h" #include "wayland-protocol.h" @@ -77,6 +79,7 @@ struct wlsc_output { GLuint rbo[2]; uint32_t fb_id[2]; + EGLImageKHR image[2]; uint32_t current; }; @@ -102,6 +105,7 @@ struct wlsc_compositor { EGLDisplay display; EGLContext context; + int drm_fd; GLuint fbo; struct wl_display *wl_display; @@ -147,6 +151,7 @@ struct wlsc_surface { struct wlsc_compositor *compositor; struct wl_visual *visual; GLuint texture; + EGLImageKHR image; struct wl_map map; int width, height; struct wl_list link; @@ -582,7 +587,6 @@ repaint_output(struct wlsc_output *output) struct wlsc_surface *es; struct wlsc_input_device *eid; double s = 3000; - int fd; glViewport(0, 0, output->width, output->height); glMatrixMode(GL_PROJECTION); @@ -606,14 +610,13 @@ repaint_output(struct wlsc_output *output) wl_list_for_each(eid, &ec->input_device_list, link) wlsc_surface_draw(eid->sprite); - fd = eglGetDisplayFD(ec->display); output->current ^= 1; glFramebufferRenderbuffer(GL_DRAW_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_RENDERBUFFER_EXT, output->rbo[output->current]); - drmModePageFlip(fd, output->crtc_id, + drmModePageFlip(ec->drm_fd, output->crtc_id, output->fb_id[output->current ^ 1], DRM_MODE_PAGE_FLIP_EVENT, output); } @@ -639,15 +642,13 @@ static void wlsc_compositor_schedule_repaint(struct wlsc_compositor *compositor) { struct wlsc_output *output; - int fd; compositor->repaint_needed = 1; if (compositor->repaint_on_timeout) return; - fd = eglGetDisplayFD(compositor->display); wl_list_for_each(output, &compositor->output_list, link) - drmModePageFlip(fd, output->crtc_id, + drmModePageFlip(compositor->drm_fd, output->crtc_id, output->fb_id[output->current ^ 1], DRM_MODE_PAGE_FLIP_EVENT, output); } @@ -672,6 +673,14 @@ surface_attach(struct wl_client *client, { struct wlsc_surface *es = (struct wlsc_surface *) surface; struct wlsc_compositor *ec = es->compositor; + EGLint attribs[] = { + EGL_IMAGE_WIDTH_INTEL, 0, + EGL_IMAGE_HEIGHT_INTEL, 0, + EGL_IMAGE_NAME_INTEL, 0, + EGL_IMAGE_STRIDE_INTEL, 0, + EGL_IMAGE_FORMAT_INTEL, EGL_FORMAT_RGBA_8888_KHR, + EGL_NONE + }; es->width = width; es->height = height; @@ -690,8 +699,19 @@ 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); - glTextureExternalINTEL(GL_TEXTURE_2D, GL_RGBA, 4, - width, height, stride / 4, name); + + if (es->image) + eglDestroyImageKHR(ec->display, es->image); + + attribs[1] = width; + attribs[3] = height; + attribs[5] = name; + attribs[7] = stride / 4; + + es->image = eglCreateImageKHR(ec->display, ec->context, + EGL_SYSTEM_IMAGE_INTEL, + NULL, attribs); + glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, es->image); } @@ -1055,10 +1075,12 @@ static int init_egl(struct wlsc_compositor *ec, struct udev_device *device) { struct wl_event_loop *loop; + EGLDisplayTypeDRMMESA display; EGLint major, minor; - int fd; - ec->display = eglCreateDisplayNative(device); + display.type = EGL_DISPLAY_TYPE_DRM_MESA; + display.device = udev_device_get_devnode(device); + ec->display = eglGetDisplay((EGLNativeDisplayType) &display); if (ec->display == NULL) { fprintf(stderr, "failed to create display\n"); return -1; @@ -1084,9 +1106,9 @@ init_egl(struct wlsc_compositor *ec, struct udev_device *device) glBindFramebuffer(GL_FRAMEBUFFER_EXT, ec->fbo); loop = wl_display_get_event_loop(ec->wl_display); - fd = eglGetDisplayFD(ec->display); + ec->drm_fd = display.fd; ec->drm_source = - wl_event_loop_add_fd(loop, fd, + wl_event_loop_add_fd(loop, ec->drm_fd, WL_EVENT_READABLE, on_drm_input, ec); return 0; @@ -1110,10 +1132,15 @@ create_output_for_connector(struct wlsc_compositor *ec, struct wlsc_output *output; drmModeEncoder *encoder; drmModeModeInfo *mode; - GLint handle, stride; - int i, ret, fd; - - fd = eglGetDisplayFD(ec->display); + int i, ret; + EGLint name, handle, stride, attribs[] = { + EGL_IMAGE_WIDTH_INTEL, 0, + EGL_IMAGE_HEIGHT_INTEL, 0, + EGL_IMAGE_FORMAT_INTEL, EGL_FORMAT_RGBA_8888_KHR, + EGL_IMAGE_USE_INTEL, EGL_IMAGE_USE_SHARE_INTEL | + EGL_IMAGE_USE_SCANOUT_INTEL, + EGL_NONE + }; output = malloc(sizeof *output); if (output == NULL) @@ -1124,7 +1151,7 @@ create_output_for_connector(struct wlsc_compositor *ec, else mode = &builtin_1024x768; - encoder = drmModeGetEncoder(fd, connector->encoders[0]); + encoder = drmModeGetEncoder(ec->drm_fd, connector->encoders[0]); if (encoder == NULL) { fprintf(stderr, "No encoder for connector.\n"); return -1; @@ -1159,19 +1186,18 @@ create_output_for_connector(struct wlsc_compositor *ec, glGenRenderbuffers(2, output->rbo); for (i = 0; i < 2; i++) { 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]); + + attribs[1] = output->width; + attribs[3] = output->height; + output->image[i] = eglCreateImageKHR(ec->display, ec->context, + EGL_SYSTEM_IMAGE_INTEL, + NULL, attribs); + glEGLImageTargetRenderbufferStorageOES(GL_RENDERBUFFER, output->image[i]); + eglShareImageINTEL(ec->display, ec->context, + output->image[i], 0, &name, &handle, &stride); + + ret = drmModeAddFB(ec->drm_fd, output->width, output->height, + 32, 32, stride * 4, handle, &output->fb_id[i]); if (ret) { fprintf(stderr, "failed to add fb %d: %m\n", i); return -1; @@ -1183,7 +1209,7 @@ create_output_for_connector(struct wlsc_compositor *ec, GL_COLOR_ATTACHMENT0_EXT, GL_RENDERBUFFER_EXT, output->rbo[output->current]); - ret = drmModeSetCrtc(fd, output->crtc_id, + ret = drmModeSetCrtc(ec->drm_fd, output->crtc_id, output->fb_id[output->current ^ 1], 0, 0, &output->connector_id, 1, &output->mode); if (ret) { @@ -1206,17 +1232,16 @@ create_outputs(struct wlsc_compositor *ec) { drmModeConnector *connector; drmModeRes *resources; - int fd, i; + int i; - fd = eglGetDisplayFD(ec->display); - resources = drmModeGetResources(fd); + resources = drmModeGetResources(ec->drm_fd); if (!resources) { fprintf(stderr, "drmModeGetResources failed\n"); return -1; } for (i = 0; i < resources->count_connectors; i++) { - connector = drmModeGetConnector(fd, resources->connectors[i]); + connector = drmModeGetConnector(ec->drm_fd, resources->connectors[i]); if (connector == NULL) continue; @@ -1268,10 +1293,9 @@ static void on_enter_vt(int signal_number, void *data) { struct wlsc_compositor *ec = data; struct wlsc_output *output; - int ret, fd; + int ret; - fd = eglGetDisplayFD(ec->display); - ret = drmSetMaster(fd); + ret = drmSetMaster(ec->drm_fd); if (ret) { fprintf(stderr, "failed to set drm master\n"); return; @@ -1281,7 +1305,7 @@ static void on_enter_vt(int signal_number, void *data) ec->vt_active = TRUE; wl_list_for_each(output, &ec->output_list, link) { - ret = drmModeSetCrtc(fd, output->crtc_id, + ret = drmModeSetCrtc(ec->drm_fd, output->crtc_id, output->fb_id[output->current ^ 1], 0, 0, &output->connector_id, 1, &output->mode); if (ret) @@ -1293,10 +1317,9 @@ static void on_enter_vt(int signal_number, void *data) static void on_leave_vt(int signal_number, void *data) { struct wlsc_compositor *ec = data; - int ret, fd; + int ret; - fd = eglGetDisplayFD(ec->display); - ret = drmDropMaster(fd); + ret = drmDropMaster(ec->drm_fd); if (ret) { fprintf(stderr, "failed to drop drm master\n"); return; -- 2.7.4