diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/glx/Makefile.am | 2 | ||||
| -rw-r--r-- | src/glx/dri3_glx.c | 1407 | ||||
| -rw-r--r-- | src/glx/dri3_priv.h | 94 |
3 files changed, 131 insertions, 1372 deletions
diff --git a/src/glx/Makefile.am b/src/glx/Makefile.am index d08ff7a8dd2..00925455b07 100644 --- a/src/glx/Makefile.am +++ b/src/glx/Makefile.am @@ -134,7 +134,7 @@ libglx_la_SOURCES += \ dri3_glx.c \ dri3_priv.h -libglx_la_LIBADD += $(XCB_DRI3_LIBS) +libglx_la_LIBADD += $(top_builddir)/src/loader/libloader_dri3_helper.la endif if HAVE_APPLEDRI diff --git a/src/glx/dri3_glx.c b/src/glx/dri3_glx.c index 96f13e6a07b..ee243126731 100644 --- a/src/glx/dri3_glx.c +++ b/src/glx/dri3_glx.c @@ -78,40 +78,109 @@ #include "loader.h" #include "dri2.h" -static const struct glx_context_vtable dri3_context_vtable; +static struct dri3_drawable * +loader_drawable_to_dri3_drawable(struct loader_dri3_drawable *draw) { + size_t offset = offsetof(struct dri3_drawable, loader_drawable); + return (struct dri3_drawable *)(((void*) draw) - offset); +} -static inline void -dri3_fence_reset(xcb_connection_t *c, struct dri3_buffer *buffer) +static int +glx_dri3_get_swap_interval(struct loader_dri3_drawable *draw) { - xshmfence_reset(buffer->shm_fence); + struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw); + + return priv->swap_interval; } -static inline void -dri3_fence_set(struct dri3_buffer *buffer) +static int +glx_dri3_clamp_swap_interval(struct loader_dri3_drawable *draw, int interval) { - xshmfence_trigger(buffer->shm_fence); + return interval; } -static inline void -dri3_fence_trigger(xcb_connection_t *c, struct dri3_buffer *buffer) +static void +glx_dri3_set_swap_interval(struct loader_dri3_drawable *draw, int interval) { - xcb_sync_trigger_fence(c, buffer->sync_fence); + struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw); + + priv->swap_interval = interval; } -static inline void -dri3_fence_await(xcb_connection_t *c, struct dri3_buffer *buffer) +static void +glx_dri3_set_drawable_size(struct loader_dri3_drawable *draw, + int width, int height) { - xcb_flush(c); - xshmfence_await(buffer->shm_fence); + /* Nothing to do */ } -static inline Bool -dri3_fence_triggered(struct dri3_buffer *buffer) +static bool +glx_dri3_in_current_context(struct loader_dri3_drawable *draw) { - return xshmfence_query(buffer->shm_fence); + struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw); + struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext(); + struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; + + return (&pcp->base != &dummyContext) && pcp->base.psc == &psc->base; +} + +static __DRIcontext * +glx_dri3_get_dri_context(struct loader_dri3_drawable *draw) +{ + struct glx_context *gc = __glXGetCurrentContext(); + + if (gc) { + struct dri3_context *dri3Ctx = (struct dri3_context *) gc; + return dri3Ctx->driContext; + } + + return NULL; } static void +glx_dri3_flush_drawable(struct loader_dri3_drawable *draw, unsigned flags) +{ + loader_dri3_flush(draw, flags, __DRI2_THROTTLE_SWAPBUFFER); +} + +static void +glx_dri3_show_fps(struct loader_dri3_drawable *draw, uint64_t current_ust) +{ + struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw); + const uint64_t interval = + ((struct dri3_screen *) priv->base.psc)->show_fps_interval; + + if (!interval) + return; + + priv->frames++; + + /* DRI3+Present together uses microseconds for UST. */ + if (priv->previous_ust + interval * 1000000 <= current_ust) { + if (priv->previous_ust) { + fprintf(stderr, "libGL: FPS = %.1f\n", + ((uint64_t) priv->frames * 1000000) / + (double)(current_ust - priv->previous_ust)); + } + priv->frames = 0; + priv->previous_ust = current_ust; + } +} + +static struct loader_dri3_vtable glx_dri3_vtable = { + .get_swap_interval = glx_dri3_get_swap_interval, + .clamp_swap_interval = glx_dri3_clamp_swap_interval, + .set_swap_interval = glx_dri3_set_swap_interval, + .set_drawable_size = glx_dri3_set_drawable_size, + .in_current_context = glx_dri3_in_current_context, + .get_dri_context = glx_dri3_get_dri_context, + .flush_drawable = glx_dri3_flush_drawable, + .show_fps = glx_dri3_show_fps, +}; + + +static const struct glx_context_vtable dri3_context_vtable; + +static void dri3_destroy_context(struct glx_context *context) { struct dri3_context *pcp = (struct dri3_context *) context; @@ -143,7 +212,8 @@ dri3_bind_context(struct glx_context *context, struct glx_context *old, return GLXBadDrawable; if (!(*psc->core->bindContext) (pcp->driContext, - pdraw->driDrawable, pread->driDrawable)) + pdraw->loader_drawable.dri_drawable, + pread->loader_drawable.dri_drawable)) return GLXBadContext; return Success; @@ -265,38 +335,12 @@ dri3_create_context(struct glx_screen *base, } static void -dri3_free_render_buffer(struct dri3_drawable *pdraw, struct dri3_buffer *buffer); - -static void -dri3_update_num_back(struct dri3_drawable *priv) -{ - priv->num_back = 1; - if (priv->flipping) { - if (!priv->is_pixmap && !(priv->present_capabilities & XCB_PRESENT_CAPABILITY_ASYNC)) - priv->num_back++; - priv->num_back++; - } - if (priv->swap_interval == 0) - priv->num_back++; -} - -static void dri3_destroy_drawable(__GLXDRIdrawable *base) { - struct dri3_screen *psc = (struct dri3_screen *) base->psc; struct dri3_drawable *pdraw = (struct dri3_drawable *) base; - xcb_connection_t *c = XGetXCBConnection(pdraw->base.psc->dpy); - int i; - - (*psc->core->destroyDrawable) (pdraw->driDrawable); - for (i = 0; i < DRI3_NUM_BUFFERS; i++) { - if (pdraw->buffers[i]) - dri3_free_render_buffer(pdraw, pdraw->buffers[i]); - } + loader_dri3_drawable_fini(&pdraw->loader_drawable); - if (pdraw->special_event) - xcb_unregister_for_special_event(c, pdraw->special_event); free(pdraw); } @@ -307,7 +351,6 @@ dri3_create_drawable(struct glx_screen *base, XID xDrawable, struct dri3_drawable *pdraw; struct dri3_screen *psc = (struct dri3_screen *) base; __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) config_base; - GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1; pdraw = calloc(1, sizeof(*pdraw)); if (!pdraw) @@ -317,158 +360,21 @@ dri3_create_drawable(struct glx_screen *base, XID xDrawable, pdraw->base.xDrawable = xDrawable; pdraw->base.drawable = drawable; pdraw->base.psc = &psc->base; - pdraw->swap_interval = 1; /* default may be overridden below */ - pdraw->have_back = 0; - pdraw->have_fake_front = 0; - - if (psc->config) - psc->config->configQueryi(psc->driScreen, - "vblank_mode", &vblank_mode); - - switch (vblank_mode) { - case DRI_CONF_VBLANK_NEVER: - case DRI_CONF_VBLANK_DEF_INTERVAL_0: - pdraw->swap_interval = 0; - break; - case DRI_CONF_VBLANK_DEF_INTERVAL_1: - case DRI_CONF_VBLANK_ALWAYS_SYNC: - default: - pdraw->swap_interval = 1; - break; - } - - dri3_update_num_back(pdraw); (void) __glXInitialize(psc->base.dpy); - /* Create a new drawable */ - pdraw->driDrawable = - (*psc->image_driver->createNewDrawable) (psc->driScreen, - config->driConfig, pdraw); - - if (!pdraw->driDrawable) { + if (loader_dri3_drawable_init(XGetXCBConnection(base->dpy), + xDrawable, psc->driScreen, + psc->is_different_gpu, config->driConfig, + &psc->loader_dri3_ext, &glx_dri3_vtable, + &pdraw->loader_drawable)) { free(pdraw); return NULL; } - /* - * Make sure server has the same swap interval we do for the new - * drawable. - */ - if (psc->vtable.setSwapInterval) - psc->vtable.setSwapInterval(&pdraw->base, pdraw->swap_interval); - return &pdraw->base; } -static void -show_fps(struct dri3_drawable *draw, uint64_t current_ust) -{ - const uint64_t interval = - ((struct dri3_screen *) draw->base.psc)->show_fps_interval; - - draw->frames++; - - /* DRI3+Present together uses microseconds for UST. */ - if (draw->previous_ust + interval * 1000000 <= current_ust) { - if (draw->previous_ust) { - fprintf(stderr, "libGL: FPS = %.1f\n", - ((uint64_t) draw->frames * 1000000) / - (double)(current_ust - draw->previous_ust)); - } - draw->frames = 0; - draw->previous_ust = current_ust; - } -} - -/* - * Process one Present event - */ -static void -dri3_handle_present_event(struct dri3_drawable *priv, xcb_present_generic_event_t *ge) -{ - struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; - - switch (ge->evtype) { - case XCB_PRESENT_CONFIGURE_NOTIFY: { - xcb_present_configure_notify_event_t *ce = (void *) ge; - - priv->width = ce->width; - priv->height = ce->height; - break; - } - case XCB_PRESENT_COMPLETE_NOTIFY: { - xcb_present_complete_notify_event_t *ce = (void *) ge; - - /* Compute the processed SBC number from the received 32-bit serial number merged - * with the upper 32-bits of the sent 64-bit serial number while checking for - * wrap - */ - if (ce->kind == XCB_PRESENT_COMPLETE_KIND_PIXMAP) { - priv->recv_sbc = (priv->send_sbc & 0xffffffff00000000LL) | ce->serial; - if (priv->recv_sbc > priv->send_sbc) - priv->recv_sbc -= 0x100000000; - switch (ce->mode) { - case XCB_PRESENT_COMPLETE_MODE_FLIP: - priv->flipping = true; - break; - case XCB_PRESENT_COMPLETE_MODE_COPY: - priv->flipping = false; - break; - } - dri3_update_num_back(priv); - - if (psc->show_fps_interval) - show_fps(priv, ce->ust); - - priv->ust = ce->ust; - priv->msc = ce->msc; - } else { - priv->recv_msc_serial = ce->serial; - priv->notify_ust = ce->ust; - priv->notify_msc = ce->msc; - } - break; - } - case XCB_PRESENT_EVENT_IDLE_NOTIFY: { - xcb_present_idle_notify_event_t *ie = (void *) ge; - int b; - - for (b = 0; b < sizeof (priv->buffers) / sizeof (priv->buffers[0]); b++) { - struct dri3_buffer *buf = priv->buffers[b]; - - if (buf && buf->pixmap == ie->pixmap) { - buf->busy = 0; - if (priv->num_back <= b && b < DRI3_MAX_BACK) { - dri3_free_render_buffer(priv, buf); - priv->buffers[b] = NULL; - } - break; - } - } - break; - } - } - free(ge); -} - -static bool -dri3_wait_for_event(__GLXDRIdrawable *pdraw) -{ - xcb_connection_t *c = XGetXCBConnection(pdraw->psc->dpy); - struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - xcb_generic_event_t *ev; - xcb_present_generic_event_t *ge; - - xcb_flush(c); - ev = xcb_wait_for_special_event(c, priv->special_event); - if (!ev) - return false; - ge = (void *) ev; - dri3_handle_present_event(priv, ge); - return true; -} - /** dri3_wait_for_msc * * Get the X server to send an event when the target msc/divisor/remainder is @@ -478,32 +384,10 @@ static int dri3_wait_for_msc(__GLXDRIdrawable *pdraw, int64_t target_msc, int64_t divisor, int64_t remainder, int64_t *ust, int64_t *msc, int64_t *sbc) { - xcb_connection_t *c = XGetXCBConnection(pdraw->psc->dpy); struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - uint32_t msc_serial; - - /* Ask for the an event for the target MSC */ - msc_serial = ++priv->send_msc_serial; - xcb_present_notify_msc(c, - priv->base.xDrawable, - msc_serial, - target_msc, - divisor, - remainder); - - xcb_flush(c); - - /* Wait for the event */ - if (priv->special_event) { - while ((int32_t) (msc_serial - priv->recv_msc_serial) > 0) { - if (!dri3_wait_for_event(pdraw)) - return 0; - } - } - *ust = priv->notify_ust; - *msc = priv->notify_msc; - *sbc = priv->recv_sbc; + loader_dri3_wait_for_msc(&priv->loader_drawable, target_msc, divisor, + remainder, ust, msc, sbc); return 1; } @@ -532,101 +416,8 @@ dri3_wait_for_sbc(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust, { struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - /* From the GLX_OML_sync_control spec: - * - * "If <target_sbc> = 0, the function will block until all previous - * swaps requested with glXSwapBuffersMscOML for that window have - * completed." - */ - if (!target_sbc) - target_sbc = priv->send_sbc; - - while (priv->recv_sbc < target_sbc) { - if (!dri3_wait_for_event(pdraw)) - return 0; - } - - *ust = priv->ust; - *msc = priv->msc; - *sbc = priv->recv_sbc; - return 1; -} - -/** - * Asks the driver to flush any queued work necessary for serializing with the - * X command stream, and optionally the slightly more strict requirement of - * glFlush() equivalence (which would require flushing even if nothing had - * been drawn to a window system framebuffer, for example). - */ -static void -dri3_flush(struct dri3_screen *psc, - struct dri3_drawable *draw, - unsigned flags, - enum __DRI2throttleReason throttle_reason) -{ - struct glx_context *gc = __glXGetCurrentContext(); - - if (gc) { - struct dri3_context *dri3Ctx = (struct dri3_context *)gc; - - (*psc->f->flush_with_flags)(dri3Ctx->driContext, draw->driDrawable, flags, throttle_reason); - } -} - -static xcb_gcontext_t -dri3_drawable_gc(struct dri3_drawable *priv) -{ - if (!priv->gc) { - uint32_t v; - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - - v = 0; - xcb_create_gc(c, - (priv->gc = xcb_generate_id(c)), - priv->base.xDrawable, - XCB_GC_GRAPHICS_EXPOSURES, - &v); - } - return priv->gc; -} - -static struct dri3_buffer * -dri3_back_buffer(struct dri3_drawable *priv) -{ - return priv->buffers[DRI3_BACK_ID(priv->cur_back)]; -} - -static struct dri3_buffer * -dri3_fake_front_buffer(struct dri3_drawable *priv) -{ - return priv->buffers[DRI3_FRONT_ID]; -} - -static void -dri3_copy_area (xcb_connection_t *c /**< */, - xcb_drawable_t src_drawable /**< */, - xcb_drawable_t dst_drawable /**< */, - xcb_gcontext_t gc /**< */, - int16_t src_x /**< */, - int16_t src_y /**< */, - int16_t dst_x /**< */, - int16_t dst_y /**< */, - uint16_t width /**< */, - uint16_t height /**< */) -{ - xcb_void_cookie_t cookie; - - cookie = xcb_copy_area_checked(c, - src_drawable, - dst_drawable, - gc, - src_x, - src_y, - dst_x, - dst_y, - width, - height); - xcb_discard_reply(c, cookie.sequence); + return loader_dri3_wait_for_sbc(&priv->loader_drawable, target_sbc, + ust, msc, sbc); } static void @@ -635,144 +426,27 @@ dri3_copy_sub_buffer(__GLXDRIdrawable *pdraw, int x, int y, Bool flush) { struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - struct dri3_screen *psc = (struct dri3_screen *) pdraw->psc; - struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext(); - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - struct dri3_buffer *back; - - unsigned flags = __DRI2_FLUSH_DRAWABLE; - - /* Check we have the right attachments */ - if (!priv->have_back || priv->is_pixmap) - return; - - if (flush) - flags |= __DRI2_FLUSH_CONTEXT; - dri3_flush(psc, priv, flags, __DRI2_THROTTLE_SWAPBUFFER); - - back = dri3_back_buffer(priv); - y = priv->height - y - height; - - if (psc->is_different_gpu && (&pcp->base != &dummyContext) && pcp->base.psc == &psc->base) { - /* Update the linear buffer part of the back buffer - * for the dri3_copy_area operation - */ - psc->image->blitImage(pcp->driContext, - back->linear_buffer, - back->image, - 0, 0, back->width, - back->height, - 0, 0, back->width, - back->height, __BLIT_FLAG_FLUSH); - /* We use blitImage to update our fake front, - */ - if (priv->have_fake_front) - psc->image->blitImage(pcp->driContext, - dri3_fake_front_buffer(priv)->image, - back->image, - x, y, width, height, - x, y, width, height, __BLIT_FLAG_FLUSH); - } - - dri3_fence_reset(c, back); - dri3_copy_area(c, - dri3_back_buffer(priv)->pixmap, - priv->base.xDrawable, - dri3_drawable_gc(priv), - x, y, x, y, width, height); - dri3_fence_trigger(c, back); - /* Refresh the fake front (if present) after we just damaged the real - * front. - */ - if (priv->have_fake_front && !psc->is_different_gpu) { - dri3_fence_reset(c, dri3_fake_front_buffer(priv)); - dri3_copy_area(c, - dri3_back_buffer(priv)->pixmap, - dri3_fake_front_buffer(priv)->pixmap, - dri3_drawable_gc(priv), - x, y, x, y, width, height); - dri3_fence_trigger(c, dri3_fake_front_buffer(priv)); - dri3_fence_await(c, dri3_fake_front_buffer(priv)); - } - dri3_fence_await(c, back); -} - -static void -dri3_copy_drawable(struct dri3_drawable *priv, Drawable dest, Drawable src) -{ - struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - dri3_flush(psc, priv, __DRI2_FLUSH_DRAWABLE, 0); - - dri3_fence_reset(c, dri3_fake_front_buffer(priv)); - dri3_copy_area(c, - src, dest, - dri3_drawable_gc(priv), - 0, 0, 0, 0, priv->width, priv->height); - dri3_fence_trigger(c, dri3_fake_front_buffer(priv)); - dri3_fence_await(c, dri3_fake_front_buffer(priv)); + loader_dri3_copy_sub_buffer(&priv->loader_drawable, x, y, + width, height, flush); } static void dri3_wait_x(struct glx_context *gc) { - struct dri3_context *pcp = (struct dri3_context *) gc; struct dri3_drawable *priv = (struct dri3_drawable *) GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable); - struct dri3_screen *psc; - struct dri3_buffer *front; - if (priv == NULL || !priv->have_fake_front) - return; - - psc = (struct dri3_screen *) priv->base.psc; - front = dri3_fake_front_buffer(priv); - - dri3_copy_drawable(priv, front->pixmap, priv->base.xDrawable); - - /* In the psc->is_different_gpu case, the linear buffer has been updated, - * but not yet the tiled buffer. - * Copy back to the tiled buffer we use for rendering. - * Note that we don't need flushing. - */ - if (psc->is_different_gpu && (&pcp->base != &dummyContext) && pcp->base.psc == &psc->base) - psc->image->blitImage(pcp->driContext, - front->image, - front->linear_buffer, - 0, 0, front->width, - front->height, - 0, 0, front->width, - front->height, 0); + loader_dri3_wait_x(&priv->loader_drawable); } static void dri3_wait_gl(struct glx_context *gc) { - struct dri3_context *pcp = (struct dri3_context *) gc; struct dri3_drawable *priv = (struct dri3_drawable *) GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable); - struct dri3_screen *psc; - struct dri3_buffer *front; - - if (priv == NULL || !priv->have_fake_front) - return; - - psc = (struct dri3_screen *) priv->base.psc; - front = dri3_fake_front_buffer(priv); - /* In the psc->is_different_gpu case, we update the linear_buffer - * before updating the real front. - */ - if (psc->is_different_gpu && (&pcp->base != &dummyContext) && pcp->base.psc == &psc->base) - psc->image->blitImage(pcp->driContext, - front->linear_buffer, - front->image, - 0, 0, front->width, - front->height, - 0, 0, front->width, - front->height, __BLIT_FLAG_FLUSH); - dri3_copy_drawable(priv, priv->base.xDrawable, front->pixmap); + loader_dri3_wait_gl(&priv->loader_drawable); } /** @@ -782,8 +456,8 @@ dri3_wait_gl(struct glx_context *gc) static void dri3_flush_front_buffer(__DRIdrawable *driDrawable, void *loaderPrivate) { - struct glx_context *gc; - struct dri3_drawable *pdraw = loaderPrivate; + struct loader_dri3_drawable *draw = loaderPrivate; + struct dri3_drawable *pdraw = loader_drawable_to_dri3_drawable(draw); struct dri3_screen *psc; if (!pdraw) @@ -796,699 +470,9 @@ dri3_flush_front_buffer(__DRIdrawable *driDrawable, void *loaderPrivate) (void) __glXInitialize(psc->base.dpy); - gc = __glXGetCurrentContext(); + loader_dri3_flush(draw, __DRI2_FLUSH_DRAWABLE, __DRI2_THROTTLE_FLUSHFRONT); - dri3_flush(psc, pdraw, __DRI2_FLUSH_DRAWABLE, __DRI2_THROTTLE_FLUSHFRONT); - - dri3_wait_gl(gc); -} - -static uint32_t -dri3_cpp_for_format(uint32_t format) { - switch (format) { - case __DRI_IMAGE_FORMAT_R8: - return 1; - case __DRI_IMAGE_FORMAT_RGB565: - case __DRI_IMAGE_FORMAT_GR88: - return 2; - case __DRI_IMAGE_FORMAT_XRGB8888: - case __DRI_IMAGE_FORMAT_ARGB8888: - case __DRI_IMAGE_FORMAT_ABGR8888: - case __DRI_IMAGE_FORMAT_XBGR8888: - case __DRI_IMAGE_FORMAT_XRGB2101010: - case __DRI_IMAGE_FORMAT_ARGB2101010: - case __DRI_IMAGE_FORMAT_SARGB8: - return 4; - case __DRI_IMAGE_FORMAT_NONE: - default: - return 0; - } -} - - -/** dri3_alloc_render_buffer - * - * Use the driver createImage function to construct a __DRIimage, then - * get a file descriptor for that and create an X pixmap from that - * - * Allocate an xshmfence for synchronization - */ -static struct dri3_buffer * -dri3_alloc_render_buffer(struct glx_screen *glx_screen, Drawable draw, - unsigned int format, int width, int height, int depth) -{ - struct dri3_screen *psc = (struct dri3_screen *) glx_screen; - Display *dpy = glx_screen->dpy; - struct dri3_buffer *buffer; - __DRIimage *pixmap_buffer; - xcb_connection_t *c = XGetXCBConnection(dpy); - xcb_pixmap_t pixmap; - xcb_sync_fence_t sync_fence; - struct xshmfence *shm_fence; - int buffer_fd, fence_fd; - int stride; - - /* Create an xshmfence object and - * prepare to send that to the X server - */ - - fence_fd = xshmfence_alloc_shm(); - if (fence_fd < 0) { - ErrorMessageF("DRI3 Fence object allocation failure %s\n", strerror(errno)); - return NULL; - } - shm_fence = xshmfence_map_shm(fence_fd); - if (shm_fence == NULL) { - ErrorMessageF("DRI3 Fence object map failure %s\n", strerror(errno)); - goto no_shm_fence; - } - - /* Allocate the image from the driver - */ - buffer = calloc(1, sizeof (struct dri3_buffer)); - if (!buffer) - goto no_buffer; - - buffer->cpp = dri3_cpp_for_format(format); - if (!buffer->cpp) { - ErrorMessageF("DRI3 buffer format %d invalid\n", format); - goto no_image; - } - - if (!psc->is_different_gpu) { - buffer->image = (*psc->image->createImage) (psc->driScreen, - width, height, - format, - __DRI_IMAGE_USE_SHARE | - __DRI_IMAGE_USE_SCANOUT, - buffer); - pixmap_buffer = buffer->image; - - if (!buffer->image) { - ErrorMessageF("DRI3 gpu image creation failure\n"); - goto no_image; - } - } else { - buffer->image = (*psc->image->createImage) (psc->driScreen, - width, height, - format, - 0, - buffer); - - if (!buffer->image) { - ErrorMessageF("DRI3 other gpu image creation failure\n"); - goto no_image; - } - - buffer->linear_buffer = (*psc->image->createImage) (psc->driScreen, - width, height, - format, - __DRI_IMAGE_USE_SHARE | - __DRI_IMAGE_USE_LINEAR, - buffer); - pixmap_buffer = buffer->linear_buffer; - - if (!buffer->linear_buffer) { - ErrorMessageF("DRI3 gpu linear image creation failure\n"); - goto no_linear_buffer; - } - } - - /* X wants the stride, so ask the image for it - */ - if (!(*psc->image->queryImage)(pixmap_buffer, __DRI_IMAGE_ATTRIB_STRIDE, &stride)) { - ErrorMessageF("DRI3 get image stride failed\n"); - goto no_buffer_attrib; - } - - buffer->pitch = stride; - - if (!(*psc->image->queryImage)(pixmap_buffer, __DRI_IMAGE_ATTRIB_FD, &buffer_fd)) { - ErrorMessageF("DRI3 get image FD failed\n"); - goto no_buffer_attrib; - } - - xcb_dri3_pixmap_from_buffer(c, - (pixmap = xcb_generate_id(c)), - draw, - buffer->size, - width, height, buffer->pitch, - depth, buffer->cpp * 8, - buffer_fd); - - xcb_dri3_fence_from_fd(c, - pixmap, - (sync_fence = xcb_generate_id(c)), - false, - fence_fd); - - buffer->pixmap = pixmap; - buffer->own_pixmap = true; - buffer->sync_fence = sync_fence; - buffer->shm_fence = shm_fence; - buffer->width = width; - buffer->height = height; - - /* Mark the buffer as idle - */ - dri3_fence_set(buffer); - - return buffer; - -no_buffer_attrib: - (*psc->image->destroyImage)(pixmap_buffer); -no_linear_buffer: - if (psc->is_different_gpu) - (*psc->image->destroyImage)(buffer->image); -no_image: - free(buffer); -no_buffer: - xshmfence_unmap_shm(shm_fence); -no_shm_fence: - close(fence_fd); - ErrorMessageF("DRI3 alloc_render_buffer failed\n"); - return NULL; -} - -/** dri3_free_render_buffer - * - * Free everything associated with one render buffer including pixmap, fence - * stuff and the driver image - */ -static void -dri3_free_render_buffer(struct dri3_drawable *pdraw, struct dri3_buffer *buffer) -{ - struct dri3_screen *psc = (struct dri3_screen *) pdraw->base.psc; - xcb_connection_t *c = XGetXCBConnection(pdraw->base.psc->dpy); - - if (buffer->own_pixmap) - xcb_free_pixmap(c, buffer->pixmap); - xcb_sync_destroy_fence(c, buffer->sync_fence); - xshmfence_unmap_shm(buffer->shm_fence); - (*psc->image->destroyImage)(buffer->image); - if (buffer->linear_buffer) - (*psc->image->destroyImage)(buffer->linear_buffer); - free(buffer); -} - - -/** dri3_flush_present_events - * - * Process any present events that have been received from the X server - */ -static void -dri3_flush_present_events(struct dri3_drawable *priv) -{ - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - - /* Check to see if any configuration changes have occurred - * since we were last invoked - */ - if (priv->special_event) { - xcb_generic_event_t *ev; - - while ((ev = xcb_poll_for_special_event(c, priv->special_event)) != NULL) { - xcb_present_generic_event_t *ge = (void *) ev; - dri3_handle_present_event(priv, ge); - } - } -} - -/** dri3_update_drawable - * - * Called the first time we use the drawable and then - * after we receive present configure notify events to - * track the geometry of the drawable - */ -static int -dri3_update_drawable(__DRIdrawable *driDrawable, void *loaderPrivate) -{ - struct dri3_drawable *priv = loaderPrivate; - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - - /* First time through, go get the current drawable geometry - */ - if (priv->width == 0 || priv->height == 0 || priv->depth == 0) { - xcb_get_geometry_cookie_t geom_cookie; - xcb_get_geometry_reply_t *geom_reply; - xcb_void_cookie_t cookie; - xcb_generic_error_t *error; - xcb_present_query_capabilities_cookie_t present_capabilities_cookie; - xcb_present_query_capabilities_reply_t *present_capabilities_reply; - - - /* Try to select for input on the window. - * - * If the drawable is a window, this will get our events - * delivered. - * - * Otherwise, we'll get a BadWindow error back from this request which - * will let us know that the drawable is a pixmap instead. - */ - - - cookie = xcb_present_select_input_checked(c, - (priv->eid = xcb_generate_id(c)), - priv->base.xDrawable, - XCB_PRESENT_EVENT_MASK_CONFIGURE_NOTIFY| - XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY| - XCB_PRESENT_EVENT_MASK_IDLE_NOTIFY); - - present_capabilities_cookie = xcb_present_query_capabilities(c, priv->base.xDrawable); - - /* Create an XCB event queue to hold present events outside of the usual - * application event queue - */ - priv->special_event = xcb_register_for_special_xge(c, - &xcb_present_id, - priv->eid, - priv->stamp); - - geom_cookie = xcb_get_geometry(c, priv->base.xDrawable); - - geom_reply = xcb_get_geometry_reply(c, geom_cookie, NULL); - - if (!geom_reply) - return false; - - priv->width = geom_reply->width; - priv->height = geom_reply->height; - priv->depth = geom_reply->depth; - priv->is_pixmap = false; - - free(geom_reply); - - /* Check to see if our select input call failed. If it failed with a - * BadWindow error, then assume the drawable is a pixmap. Destroy the - * special event queue created above and mark the drawable as a pixmap - */ - - error = xcb_request_check(c, cookie); - - present_capabilities_reply = xcb_present_query_capabilities_reply(c, - present_capabilities_cookie, - NULL); - - if (present_capabilities_reply) { - priv->present_capabilities = present_capabilities_reply->capabilities; - free(present_capabilities_reply); - } else - priv->present_capabilities = 0; - - if (error) { - if (error->error_code != BadWindow) { - free(error); - return false; - } - priv->is_pixmap = true; - xcb_unregister_for_special_event(c, priv->special_event); - priv->special_event = NULL; - } - } - dri3_flush_present_events(priv); - return true; -} - -/* the DRIimage createImage function takes __DRI_IMAGE_FORMAT codes, while - * the createImageFromFds call takes __DRI_IMAGE_FOURCC codes. To avoid - * complete confusion, just deal in __DRI_IMAGE_FORMAT codes for now and - * translate to __DRI_IMAGE_FOURCC codes in the call to createImageFromFds - */ -static int -image_format_to_fourcc(int format) -{ - - /* Convert from __DRI_IMAGE_FORMAT to __DRI_IMAGE_FOURCC (sigh) */ - switch (format) { - case __DRI_IMAGE_FORMAT_SARGB8: return __DRI_IMAGE_FOURCC_SARGB8888; - case __DRI_IMAGE_FORMAT_RGB565: return __DRI_IMAGE_FOURCC_RGB565; - case __DRI_IMAGE_FORMAT_XRGB8888: return __DRI_IMAGE_FOURCC_XRGB8888; - case __DRI_IMAGE_FORMAT_ARGB8888: return __DRI_IMAGE_FOURCC_ARGB8888; - case __DRI_IMAGE_FORMAT_ABGR8888: return __DRI_IMAGE_FOURCC_ABGR8888; - case __DRI_IMAGE_FORMAT_XBGR8888: return __DRI_IMAGE_FOURCC_XBGR8888; - } - return 0; -} - -/** dri3_get_pixmap_buffer - * - * Get the DRM object for a pixmap from the X server and - * wrap that with a __DRIimage structure using createImageFromFds - */ -static struct dri3_buffer * -dri3_get_pixmap_buffer(__DRIdrawable *driDrawable, - unsigned int format, - enum dri3_buffer_type buffer_type, - void *loaderPrivate) -{ - struct dri3_drawable *pdraw = loaderPrivate; - int buf_id = dri3_pixmap_buf_id(buffer_type); - struct dri3_buffer *buffer = pdraw->buffers[buf_id]; - Pixmap pixmap; - xcb_dri3_buffer_from_pixmap_cookie_t bp_cookie; - xcb_dri3_buffer_from_pixmap_reply_t *bp_reply; - int *fds; - Display *dpy; - struct dri3_screen *psc; - xcb_connection_t *c; - xcb_sync_fence_t sync_fence; - struct xshmfence *shm_fence; - int fence_fd; - __DRIimage *image_planar; - int stride, offset; - - if (buffer) - return buffer; - - pixmap = pdraw->base.xDrawable; - psc = (struct dri3_screen *) pdraw->base.psc; - dpy = psc->base.dpy; - c = XGetXCBConnection(dpy); - - buffer = calloc(1, sizeof (struct dri3_buffer)); - if (!buffer) - goto no_buffer; - - fence_fd = xshmfence_alloc_shm(); - if (fence_fd < 0) - goto no_fence; - shm_fence = xshmfence_map_shm(fence_fd); - if (shm_fence == NULL) { - close (fence_fd); - goto no_fence; - } - - xcb_dri3_fence_from_fd(c, - pixmap, - (sync_fence = xcb_generate_id(c)), - false, - fence_fd); - - /* Get an FD for the pixmap object - */ - bp_cookie = xcb_dri3_buffer_from_pixmap(c, pixmap); - bp_reply = xcb_dri3_buffer_from_pixmap_reply(c, bp_cookie, NULL); - if (!bp_reply) - goto no_image; - fds = xcb_dri3_buffer_from_pixmap_reply_fds(c, bp_reply); - - stride = bp_reply->stride; - offset = 0; - - /* createImageFromFds creates a wrapper __DRIimage structure which - * can deal with multiple planes for things like Yuv images. So, once - * we've gotten the planar wrapper, pull the single plane out of it and - * discard the wrapper. - */ - image_planar = (*psc->image->createImageFromFds) (psc->driScreen, - bp_reply->width, - bp_reply->height, - image_format_to_fourcc(format), - fds, 1, - &stride, &offset, buffer); - close(fds[0]); - if (!image_planar) - goto no_image; - - buffer->image = (*psc->image->fromPlanar)(image_planar, 0, buffer); - - (*psc->image->destroyImage)(image_planar); - - if (!buffer->image) - goto no_image; - - buffer->pixmap = pixmap; - buffer->own_pixmap = false; - buffer->width = bp_reply->width; - buffer->height = bp_reply->height; - buffer->buffer_type = buffer_type; - buffer->shm_fence = shm_fence; - buffer->sync_fence = sync_fence; - - pdraw->buffers[buf_id] = buffer; - return buffer; - -no_image: - xcb_sync_destroy_fence(c, sync_fence); - xshmfence_unmap_shm(shm_fence); -no_fence: - free(buffer); -no_buffer: - return NULL; -} - -/** dri3_find_back - * - * Find an idle back buffer. If there isn't one, then - * wait for a present idle notify event from the X server - */ -static int -dri3_find_back(xcb_connection_t *c, struct dri3_drawable *priv) -{ - int b; - xcb_generic_event_t *ev; - xcb_present_generic_event_t *ge; - - for (;;) { - for (b = 0; b < priv->num_back; b++) { - int id = DRI3_BACK_ID((b + priv->cur_back) % priv->num_back); - struct dri3_buffer *buffer = priv->buffers[id]; - - if (!buffer || !buffer->busy) { - priv->cur_back = id; - return id; - } - } - xcb_flush(c); - ev = xcb_wait_for_special_event(c, priv->special_event); - if (!ev) - return -1; - ge = (void *) ev; - dri3_handle_present_event(priv, ge); - } -} - -/** dri3_get_buffer - * - * Find a front or back buffer, allocating new ones as necessary - */ -static struct dri3_buffer * -dri3_get_buffer(__DRIdrawable *driDrawable, - unsigned int format, - enum dri3_buffer_type buffer_type, - void *loaderPrivate) -{ - struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext(); - struct dri3_drawable *priv = loaderPrivate; - struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; - xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy); - struct dri3_buffer *buffer; - int buf_id; - - if (buffer_type == dri3_buffer_back) { - buf_id = dri3_find_back(c, priv); - - if (buf_id < 0) - return NULL; - } else { - buf_id = DRI3_FRONT_ID; - } - - buffer = priv->buffers[buf_id]; - - /* Allocate a new buffer if there isn't an old one, or if that - * old one is the wrong size - */ - if (!buffer || buffer->width != priv->width || buffer->height != priv->height) { - struct dri3_buffer *new_buffer; - - /* Allocate the new buffers - */ - new_buffer = dri3_alloc_render_buffer(priv->base.psc, - priv->base.xDrawable, - format, priv->width, priv->height, priv->depth); - if (!new_buffer) - return NULL; - - /* When resizing, copy the contents of the old buffer, waiting for that - * copy to complete using our fences before proceeding - */ - switch (buffer_type) { - case dri3_buffer_back: - if (buffer) { - if (!buffer->linear_buffer) { - dri3_fence_reset(c, new_buffer); - dri3_fence_await(c, buffer); - dri3_copy_area(c, - buffer->pixmap, - new_buffer->pixmap, - dri3_drawable_gc(priv), - 0, 0, 0, 0, priv->width, priv->height); - dri3_fence_trigger(c, new_buffer); - } else if ((&pcp->base != &dummyContext) && pcp->base.psc == &psc->base) { - psc->image->blitImage(pcp->driContext, - new_buffer->image, - buffer->image, - 0, 0, priv->width, - priv->height, - 0, 0, priv->width, - priv->height, 0); - } - dri3_free_render_buffer(priv, buffer); - } - break; - case dri3_buffer_front: - dri3_fence_reset(c, new_buffer); - dri3_copy_area(c, - priv->base.xDrawable, - new_buffer->pixmap, - dri3_drawable_gc(priv), - 0, 0, 0, 0, priv->width, priv->height); - dri3_fence_trigger(c, new_buffer); - - if (new_buffer->linear_buffer && (&pcp->base != &dummyContext) && pcp->base.psc == &psc->base) { - dri3_fence_await(c, new_buffer); - psc->image->blitImage(pcp->driContext, - new_buffer->image, - new_buffer->linear_buffer, - 0, 0, priv->width, - priv->height, - 0, 0, priv->width, - priv->height, 0); - } - break; - } - buffer = new_buffer; - buffer->buffer_type = buffer_type; - priv->buffers[buf_id] = buffer; - } - dri3_fence_await(c, buffer); - - /* Return the requested buffer */ - return buffer; -} - -/** dri3_free_buffers - * - * Free the front bufffer or all of the back buffers. Used - * when the application changes which buffers it needs - */ -static void -dri3_free_buffers(__DRIdrawable *driDrawable, - enum dri3_buffer_type buffer_type, - void *loaderPrivate) -{ - struct dri3_drawable *priv = loaderPrivate; - struct dri3_buffer *buffer; - int first_id; - int n_id; - int buf_id; - - switch (buffer_type) { - case dri3_buffer_back: - first_id = DRI3_BACK_ID(0); - n_id = DRI3_MAX_BACK; - break; - case dri3_buffer_front: - first_id = DRI3_FRONT_ID; - n_id = 1; - } - - for (buf_id = first_id; buf_id < first_id + n_id; buf_id++) { - buffer = priv->buffers[buf_id]; - if (buffer) { - dri3_free_render_buffer(priv, buffer); - priv->buffers[buf_id] = NULL; - } - } -} - -/** dri3_get_buffers - * - * The published buffer allocation API. - * Returns all of the necessary buffers, allocating - * as needed. - */ -static int -dri3_get_buffers(__DRIdrawable *driDrawable, - unsigned int format, - uint32_t *stamp, - void *loaderPrivate, - uint32_t buffer_mask, - struct __DRIimageList *buffers) -{ - struct dri3_drawable *priv = loaderPrivate; - struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; - struct dri3_buffer *front, *back; - - buffers->image_mask = 0; - buffers->front = NULL; - buffers->back = NULL; - - front = NULL; - back = NULL; - - if (!dri3_update_drawable(driDrawable, loaderPrivate)) - return false; - - /* pixmaps always have front buffers */ - if (priv->is_pixmap) - buffer_mask |= __DRI_IMAGE_BUFFER_FRONT; - - if (buffer_mask & __DRI_IMAGE_BUFFER_FRONT) { - /* All pixmaps are owned by the server gpu. - * When we use a different gpu, we can't use the pixmap - * as buffer since it is potentially tiled a way - * our device can't understand. In this case, use - * a fake front buffer. Hopefully the pixmap - * content will get synced with the fake front - * buffer. - */ - if (priv->is_pixmap && !psc->is_different_gpu) - front = dri3_get_pixmap_buffer(driDrawable, - format, - dri3_buffer_front, - loaderPrivate); - else - front = dri3_get_buffer(driDrawable, - format, - dri3_buffer_front, - loaderPrivate); - - if (!front) - return false; - } else { - dri3_free_buffers(driDrawable, dri3_buffer_front, loaderPrivate); - priv->have_fake_front = 0; - } - - if (buffer_mask & __DRI_IMAGE_BUFFER_BACK) { - back = dri3_get_buffer(driDrawable, - format, - dri3_buffer_back, - loaderPrivate); - if (!back) - return false; - priv->have_back = 1; - } else { - dri3_free_buffers(driDrawable, dri3_buffer_back, loaderPrivate); - priv->have_back = 0; - } - - if (front) { - buffers->image_mask |= __DRI_IMAGE_BUFFER_FRONT; - buffers->front = front->image; - priv->have_fake_front = psc->is_different_gpu || !priv->is_pixmap; - } - - if (back) { - buffers->image_mask |= __DRI_IMAGE_BUFFER_BACK; - buffers->back = back->image; - } - - priv->stamp = stamp; - - return true; + loader_dri3_wait_gl(draw); } /* The image loader extension record for DRI3 @@ -1496,7 +480,7 @@ dri3_get_buffers(__DRIdrawable *driDrawable, static const __DRIimageLoaderExtension imageLoaderExtension = { .base = { __DRI_IMAGE_LOADER, 1 }, - .getBuffers = dri3_get_buffers, + .getBuffers = loader_dri3_get_buffers, .flushFrontBuffer = dri3_flush_front_buffer, }; @@ -1519,172 +503,25 @@ static int64_t dri3_swap_buffers(__GLXDRIdrawable *pdraw, int64_t target_msc, int64_t divisor, int64_t remainder, Bool flush) { - struct dri3_context *pcp = (struct dri3_context *) __glXGetCurrentContext(); struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc; - Display *dpy = priv->base.psc->dpy; - xcb_connection_t *c = XGetXCBConnection(dpy); - struct dri3_buffer *back; - int64_t ret = 0; - uint32_t options = XCB_PRESENT_OPTION_NONE; - unsigned flags = __DRI2_FLUSH_DRAWABLE; + if (flush) flags |= __DRI2_FLUSH_CONTEXT; - dri3_flush(psc, priv, flags, __DRI2_THROTTLE_SWAPBUFFER); - - back = priv->buffers[DRI3_BACK_ID(priv->cur_back)]; - if (psc->is_different_gpu && back) { - /* Update the linear buffer before presenting the pixmap */ - psc->image->blitImage(pcp->driContext, - back->linear_buffer, - back->image, - 0, 0, back->width, - back->height, - 0, 0, back->width, - back->height, __BLIT_FLAG_FLUSH); - /* Update the fake front */ - if (priv->have_fake_front) - psc->image->blitImage(pcp->driContext, - priv->buffers[DRI3_FRONT_ID]->image, - back->image, - 0, 0, priv->width, - priv->height, - 0, 0, priv->width, - priv->height, __BLIT_FLAG_FLUSH); - } - - dri3_flush_present_events(priv); - - if (back && !priv->is_pixmap) { - dri3_fence_reset(c, back); - - /* Compute when we want the frame shown by taking the last known successful - * MSC and adding in a swap interval for each outstanding swap request. - * target_msc=divisor=remainder=0 means "Use glXSwapBuffers() semantic" - */ - ++priv->send_sbc; - if (target_msc == 0 && divisor == 0 && remainder == 0) - target_msc = priv->msc + priv->swap_interval * (priv->send_sbc - priv->recv_sbc); - else if (divisor == 0 && remainder > 0) { - /* From the GLX_OML_sync_control spec: - * - * "If <divisor> = 0, the swap will occur when MSC becomes - * greater than or equal to <target_msc>." - * - * Note that there's no mention of the remainder. The Present extension - * throws BadValue for remainder != 0 with divisor == 0, so just drop - * the passed in value. - */ - remainder = 0; - } - - /* From the GLX_EXT_swap_control spec: - * - * "If <interval> is set to a value of 0, buffer swaps are not - * synchronized to a video frame." - * - * Implementation note: It is possible to enable triple buffering behaviour - * by not using XCB_PRESENT_OPTION_ASYNC, but this should not be the default. - */ - if (priv->swap_interval == 0) - options |= XCB_PRESENT_OPTION_ASYNC; - - back->busy = 1; - back->last_swap = priv->send_sbc; - xcb_present_pixmap(c, - priv->base.xDrawable, - back->pixmap, - (uint32_t) priv->send_sbc, - 0, /* valid */ - 0, /* update */ - 0, /* x_off */ - 0, /* y_off */ - None, /* target_crtc */ - None, - back->sync_fence, - options, - target_msc, - divisor, - remainder, 0, NULL); - ret = (int64_t) priv->send_sbc; - - /* If there's a fake front, then copy the source back buffer - * to the fake front to keep it up to date. This needs - * to reset the fence and make future users block until - * the X server is done copying the bits - */ - if (priv->have_fake_front && !psc->is_different_gpu) { - dri3_fence_reset(c, priv->buffers[DRI3_FRONT_ID]); - dri3_copy_area(c, - back->pixmap, - priv->buffers[DRI3_FRONT_ID]->pixmap, - dri3_drawable_gc(priv), - 0, 0, 0, 0, priv->width, priv->height); - dri3_fence_trigger(c, priv->buffers[DRI3_FRONT_ID]); - } - xcb_flush(c); - if (priv->stamp) - ++(*priv->stamp); - } - (*psc->f->invalidate)(priv->driDrawable); - - return ret; + return loader_dri3_swap_buffers_msc(&priv->loader_drawable, + target_msc, divisor, remainder, + flags, false); } static int dri3_get_buffer_age(__GLXDRIdrawable *pdraw) { - xcb_connection_t *c = XGetXCBConnection(pdraw->psc->dpy); - struct dri3_drawable *priv = (struct dri3_drawable *) pdraw; - int back_id = DRI3_BACK_ID(dri3_find_back(c, priv)); - - if (back_id < 0 || !priv->buffers[back_id]) - return 0; - - if (priv->buffers[back_id]->last_swap != 0) - return priv->send_sbc - priv->buffers[back_id]->last_swap + 1; - else - return 0; -} - -/** dri3_open - * - * Wrapper around xcb_dri3_open - */ -static int -dri3_open(Display *dpy, - Window root, - CARD32 provider) -{ - xcb_dri3_open_cookie_t cookie; - xcb_dri3_open_reply_t *reply; - xcb_connection_t *c = XGetXCBConnection(dpy); - int fd; - - cookie = xcb_dri3_open(c, - root, - provider); - - reply = xcb_dri3_open_reply(c, cookie, NULL); - if (!reply) - return -1; - - if (reply->nfd != 1) { - free(reply); - return -1; - } + struct dri3_drawable *priv = (struct dri3_drawable *)pdraw; - fd = xcb_dri3_open_reply_fds(c, reply)[0]; - fcntl(fd, F_SETFD, FD_CLOEXEC); - - free(reply); - - return fd; + return loader_dri3_query_buffer_age(&priv->loader_drawable); } - /** dri3_destroy_screen */ static void @@ -1727,8 +564,7 @@ dri3_set_swap_interval(__GLXDRIdrawable *pdraw, int interval) break; } - priv->swap_interval = interval; - dri3_update_num_back(priv); + loader_dri3_set_swap_interval(&priv->loader_drawable, interval); return 0; } @@ -1759,14 +595,14 @@ dri3_bind_tex_image(Display * dpy, if (pdraw != NULL) { psc = (struct dri3_screen *) base->psc; - (*psc->f->invalidate)(pdraw->driDrawable); + (*psc->f->invalidate)(pdraw->loader_drawable.dri_drawable); XSync(dpy, false); (*psc->texBuffer->setTexBuffer2) (pcp->driContext, pdraw->base.textureTarget, pdraw->base.textureFormat, - pdraw->driDrawable); + pdraw->loader_drawable.dri_drawable); } } @@ -1786,7 +622,7 @@ dri3_release_tex_image(Display * dpy, GLXDrawable drawable, int buffer) psc->texBuffer->releaseTexBuffer != NULL) (*psc->texBuffer->releaseTexBuffer) (pcp->driContext, pdraw->base.textureTarget, - pdraw->driDrawable); + pdraw->loader_drawable.dri_drawable); } } @@ -1908,7 +744,7 @@ dri3_create_screen(int screen, struct glx_display * priv) return NULL; } - psc->fd = dri3_open(priv->dpy, RootWindow(priv->dpy, screen), None); + psc->fd = loader_dri3_open(c, RootWindow(priv->dpy, screen), None); if (psc->fd < 0) { int conn_error = xcb_connection_has_error(c); @@ -2000,6 +836,13 @@ dri3_create_screen(int screen, struct glx_display * priv) goto handle_error; } + psc->loader_dri3_ext.core = psc->core; + psc->loader_dri3_ext.image_driver = psc->image_driver; + psc->loader_dri3_ext.flush = psc->f; + psc->loader_dri3_ext.tex_buffer = psc->texBuffer; + psc->loader_dri3_ext.image = psc->image; + psc->loader_dri3_ext.config = psc->config; + configs = driConvertConfigs(psc->core, psc->base.configs, driver_configs); visuals = driConvertConfigs(psc->core, psc->base.visuals, driver_configs); diff --git a/src/glx/dri3_priv.h b/src/glx/dri3_priv.h index 160444907e6..56a63309f36 100644 --- a/src/glx/dri3_priv.h +++ b/src/glx/dri3_priv.h @@ -59,50 +59,14 @@ #include <xcb/present.h> #include <xcb/sync.h> +#include "loader_dri3_helper.h" + /* From xmlpool/options.h, user exposed so should be stable */ #define DRI_CONF_VBLANK_NEVER 0 #define DRI_CONF_VBLANK_DEF_INTERVAL_0 1 #define DRI_CONF_VBLANK_DEF_INTERVAL_1 2 #define DRI_CONF_VBLANK_ALWAYS_SYNC 3 -enum dri3_buffer_type { - dri3_buffer_back = 0, - dri3_buffer_front = 1 -}; - -struct dri3_buffer { - __DRIimage *image; - __DRIimage *linear_buffer; - uint32_t pixmap; - - /* Synchronization between the client and X server is done using an - * xshmfence that is mapped into an X server SyncFence. This lets the - * client check whether the X server is done using a buffer with a simple - * xshmfence call, rather than going to read X events from the wire. - * - * However, we can only wait for one xshmfence to be triggered at a time, - * so we need to know *which* buffer is going to be idle next. We do that - * by waiting for a PresentIdleNotify event. When that event arrives, the - * 'busy' flag gets cleared and the client knows that the fence has been - * triggered, and that the wait call will not block. - */ - - uint32_t sync_fence; /* XID of X SyncFence object */ - struct xshmfence *shm_fence; /* pointer to xshmfence object */ - GLboolean busy; /* Set on swap, cleared on IdleNotify */ - GLboolean own_pixmap; /* We allocated the pixmap ID, free on destroy */ - void *driverPrivate; - - uint32_t size; - uint32_t pitch; - uint32_t cpp; - uint32_t flags; - uint32_t width, height; - uint64_t last_swap; - - enum dri3_buffer_type buffer_type; -}; - struct dri3_display { __GLXDRIdisplay base; @@ -139,6 +103,8 @@ struct dri3_screen { int is_different_gpu; int show_fps_interval; + + struct loader_dri3_extensions loader_dri3_ext; }; struct dri3_context @@ -147,60 +113,10 @@ struct dri3_context __DRIcontext *driContext; }; -#define DRI3_MAX_BACK 4 -#define DRI3_BACK_ID(i) (i) -#define DRI3_FRONT_ID (DRI3_MAX_BACK) - -static inline int -dri3_pixmap_buf_id(enum dri3_buffer_type buffer_type) -{ - if (buffer_type == dri3_buffer_back) - return DRI3_BACK_ID(0); - else - return DRI3_FRONT_ID; -} - -#define DRI3_NUM_BUFFERS (1 + DRI3_MAX_BACK) - struct dri3_drawable { __GLXDRIdrawable base; - __DRIdrawable *driDrawable; - int width, height, depth; + struct loader_dri3_drawable loader_drawable; int swap_interval; - uint8_t have_back; - uint8_t have_fake_front; - uint8_t is_pixmap; - uint8_t flipping; - - /* Present extension capabilities - */ - uint32_t present_capabilities; - - /* SBC numbers are tracked by using the serial numbers - * in the present request and complete events - */ - uint64_t send_sbc; - uint64_t recv_sbc; - - /* Last received UST/MSC values for pixmap present complete */ - uint64_t ust, msc; - - /* Last received UST/MSC values from present notify msc event */ - uint64_t notify_ust, notify_msc; - - /* Serial numbers for tracking wait_for_msc events */ - uint32_t send_msc_serial; - uint32_t recv_msc_serial; - - struct dri3_buffer *buffers[DRI3_NUM_BUFFERS]; - int cur_back; - int num_back; - - uint32_t *stamp; - - xcb_present_event_t eid; - xcb_gcontext_t gc; - xcb_special_event_t *special_event; /* LIBGL_SHOW_FPS support */ uint64_t previous_ust; |