#include <xcb/dri3.h>
#include <xcb/present.h>
#include <GL/gl.h>
-#include "glapi.h"
#include "glxclient.h"
-#include "xf86dri.h"
#include <dlfcn.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/mman.h>
#include <sys/time.h>
-#include "xf86drm.h"
#include "dri_common.h"
#include "dri3_priv.h"
+#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);
+ if (!draw)
+ return NULL;
+ return (struct dri3_drawable *)(((void*) draw) - offset);
+}
-static inline void
-dri3_fence_reset(xcb_connection_t *c, struct dri3_buffer *buffer)
+static void
+glx_dri3_set_drawable_size(struct loader_dri3_drawable *draw,
+ int width, int height)
{
- xshmfence_reset(buffer->shm_fence);
+ /* Nothing to do */
}
-static inline void
-dri3_fence_set(struct dri3_buffer *buffer)
+static bool
+glx_dri3_in_current_context(struct loader_dri3_drawable *draw)
{
- xshmfence_trigger(buffer->shm_fence);
+ struct dri3_drawable *priv = loader_drawable_to_dri3_drawable(draw);
+
+ if (!priv)
+ return false;
+
+ 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 inline void
-dri3_fence_trigger(xcb_connection_t *c, struct dri3_buffer *buffer)
+static __DRIcontext *
+glx_dri3_get_dri_context(struct loader_dri3_drawable *draw)
{
- xcb_sync_trigger_fence(c, buffer->sync_fence);
+ struct glx_context *gc = __glXGetCurrentContext();
+ struct dri3_context *dri3Ctx = (struct dri3_context *) gc;
+
+ return (gc != &dummyContext) ? dri3Ctx->driContext : NULL;
}
-static inline void
-dri3_fence_await(xcb_connection_t *c, struct dri3_buffer *buffer)
+static void
+glx_dri3_flush_drawable(struct loader_dri3_drawable *draw, unsigned flags)
{
- xcb_flush(c);
- xshmfence_await(buffer->shm_fence);
+ loader_dri3_flush(draw, flags, __DRI2_THROTTLE_SWAPBUFFER);
}
-static inline Bool
-dri3_fence_triggered(struct dri3_buffer *buffer)
+static void
+glx_dri3_show_fps(struct loader_dri3_drawable *draw, uint64_t current_ust)
{
- return xshmfence_query(buffer->shm_fence);
+ 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 const struct loader_dri3_vtable glx_dri3_vtable = {
+ .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;
struct dri3_screen *psc = (struct dri3_screen *) pcp->base.psc;
struct dri3_drawable *pdraw, *pread;
+ __DRIdrawable *dri_draw = NULL, *dri_read = NULL;
pdraw = (struct dri3_drawable *) driFetchDrawable(context, draw);
pread = (struct dri3_drawable *) driFetchDrawable(context, read);
driReleaseDrawables(&pcp->base);
- if (pdraw == NULL || pread == NULL)
+ if (pdraw)
+ dri_draw = pdraw->loader_drawable.dri_drawable;
+ else if (draw != None)
+ return GLXBadDrawable;
+
+ if (pread)
+ dri_read = pread->loader_drawable.dri_drawable;
+ else if (read != None)
return GLXBadDrawable;
- if (!(*psc->core->bindContext) (pcp->driContext,
- pdraw->driDrawable, pread->driDrawable))
+ if (!(*psc->core->bindContext) (pcp->driContext, dri_draw, dri_read))
return GLXBadContext;
+ if (dri_draw)
+ (*psc->f->invalidate)(dri_draw);
+ if (dri_read && dri_read != dri_draw)
+ (*psc->f->invalidate)(dri_read);
+
return Success;
}
uint32_t flags = 0;
unsigned api;
int reset = __DRI_CTX_RESET_NO_NOTIFICATION;
- uint32_t ctx_attribs[2 * 5];
+ int release = __DRI_CTX_RELEASE_BEHAVIOR_FLUSH;
+ uint32_t ctx_attribs[2 * 6];
unsigned num_ctx_attribs = 0;
uint32_t render_type;
if (!dri2_convert_glx_attribs(num_attribs, attribs,
&major_ver, &minor_ver,
&render_type, &flags, &api,
- &reset, error))
+ &reset, &release, error))
goto error_exit;
/* Check the renderType value */
goto error_exit;
}
- if (!glx_context_init(&pcp->base, &psc->base, &config->base))
+ if (!glx_context_init(&pcp->base, &psc->base, config_base))
goto error_exit;
ctx_attribs[num_ctx_attribs++] = __DRI_CTX_ATTRIB_MAJOR_VERSION;
ctx_attribs[num_ctx_attribs++] = reset;
}
+ if (release != __DRI_CTX_RELEASE_BEHAVIOR_FLUSH) {
+ ctx_attribs[num_ctx_attribs++] = __DRI_CTX_ATTRIB_RELEASE_BEHAVIOR;
+ ctx_attribs[num_ctx_attribs++] = release;
+ }
+
if (flags != 0) {
ctx_attribs[num_ctx_attribs++] = __DRI_CTX_ATTRIB_FLAGS;
pcp->driContext =
(*psc->image_driver->createContextAttribs) (psc->driScreen,
api,
- config->driConfig,
+ config ? config->driConfig
+ : NULL,
shared,
num_ctx_attribs / 2,
ctx_attribs,
struct glx_context *shareList, int renderType)
{
unsigned int error;
+ uint32_t attribs[2] = { GLX_RENDER_TYPE, renderType };
return dri3_create_context_attribs(base, config_base, shareList,
- 0, NULL, &error);
+ 1, attribs, &error);
}
-static void
-dri3_free_render_buffer(struct dri3_drawable *pdraw, struct dri3_buffer *buffer);
-
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);
+ loader_dri3_drawable_fini(&pdraw->loader_drawable);
- for (i = 0; i < DRI3_NUM_BUFFERS; i++) {
- if (pdraw->buffers[i])
- dri3_free_render_buffer(pdraw, pdraw->buffers[i]);
- }
-
- if (pdraw->special_event)
- xcb_unregister_for_special_event(c, pdraw->special_event);
free(pdraw);
}
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)
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;
- }
(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;
}
-/*
- * Process one Present event
+/** dri3_wait_for_msc
+ *
+ * Get the X server to send an event when the target msc/divisor/remainder is
+ * reached.
*/
-static void
-dri3_handle_present_event(struct dri3_drawable *priv, xcb_present_generic_event_t *ge)
-{
- 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;
-
- if (ce->kind == XCB_PRESENT_COMPLETE_KIND_PIXMAP)
- priv->present_event_serial = ce->serial;
- else
- priv->present_msc_event_serial = ce->serial;
- priv->ust = ce->ust;
- priv->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;
- break;
- }
- }
- break;
- }
- }
- free(ge);
-}
-
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;
- xcb_generic_event_t *ev;
- xcb_present_generic_event_t *ge;
-
- /* Ask for the an event for the target MSC */
- ++priv->present_msc_request_serial;
- xcb_present_notify_msc(c,
- priv->base.xDrawable,
- priv->present_msc_request_serial,
- target_msc,
- divisor,
- remainder);
-
- xcb_flush(c);
-
- /* Wait for the event */
- if (priv->special_event) {
- while (priv->present_msc_request_serial != priv->present_msc_event_serial) {
- ev = xcb_wait_for_special_event(c, priv->special_event);
- if (!ev)
- break;
- ge = (void *) ev;
- dri3_handle_present_event(priv, ge);
- }
- }
- *ust = priv->ust;
- *msc = priv->msc;
- *sbc = priv->sbc;
+ loader_dri3_wait_for_msc(&priv->loader_drawable, target_msc, divisor,
+ remainder, ust, msc, sbc);
return 1;
}
+/** dri3_drawable_get_msc
+ *
+ * Return the current UST/MSC/SBC triplet by asking the server
+ * for an event
+ */
static int
dri3_drawable_get_msc(struct glx_screen *psc, __GLXDRIdrawable *pdraw,
int64_t *ust, int64_t *msc, int64_t *sbc)
/** dri3_wait_for_sbc
*
- * Wait for the swap buffer count to increase. The only way this
- * can happen is if some other thread is doing swap buffers as
- * we no longer share swap buffer counts with other processes.
- *
- * I'm not sure this is actually useful as such, and so this
- * implementation is a kludge that just polls once a second
+ * Wait for the completed swap buffer count to reach the specified
+ * target. Presumably the application knows that this will be reached with
+ * outstanding complete events, or we're going to be here awhile.
*/
static int
dri3_wait_for_sbc(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust,
{
struct dri3_drawable *priv = (struct dri3_drawable *) pdraw;
- while (priv->sbc < target_sbc) {
- sleep(1);
- }
- return dri3_wait_for_msc(pdraw, 0, 0, 0, ust, msc, sbc);
-}
-
-/**
- * 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
Bool flush)
{
struct dri3_drawable *priv = (struct dri3_drawable *) pdraw;
- struct dri3_screen *psc = (struct dri3_screen *) pdraw->psc;
- xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy);
- struct dri3_buffer *back = dri3_back_buffer(priv);
- unsigned flags;
-
- /* Check we have the right attachments */
- if (!priv->have_back || priv->is_pixmap)
- return;
-
- flags = __DRI2_FLUSH_DRAWABLE;
- if (flush)
- flags |= __DRI2_FLUSH_CONTEXT;
- dri3_flush(psc, priv, flags, __DRI2_THROTTLE_SWAPBUFFER);
-
- y = priv->height - y - height;
-
- 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) {
- 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
struct dri3_drawable *priv = (struct dri3_drawable *)
GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable);
- if (priv == NULL || !priv->have_fake_front)
- return;
-
- dri3_copy_drawable(priv, dri3_fake_front_buffer(priv)->pixmap, priv->base.xDrawable);
+ if (priv)
+ loader_dri3_wait_x(&priv->loader_drawable);
}
static void
struct dri3_drawable *priv = (struct dri3_drawable *)
GetGLXDRIDrawable(gc->currentDpy, gc->currentDrawable);
- if (priv == NULL || !priv->have_fake_front)
- return;
-
- dri3_copy_drawable(priv, priv->base.xDrawable, dri3_fake_front_buffer(priv)->pixmap);
+ if (priv)
+ loader_dri3_wait_gl(&priv->loader_drawable);
}
/**
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)
(void) __glXInitialize(psc->base.dpy);
- gc = __glXGetCurrentContext();
-
- dri3_flush(psc, pdraw, __DRI2_FLUSH_DRAWABLE, __DRI2_THROTTLE_FLUSHFRONT);
+ loader_dri3_flush(draw, __DRI2_FLUSH_DRAWABLE, __DRI2_THROTTLE_FLUSHFRONT);
- dri3_wait_gl(gc);
+ (*psc->f->invalidate)(driDrawable);
+ loader_dri3_wait_gl(draw);
}
-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;
- 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)
- return NULL;
- shm_fence = xshmfence_map_shm(fence_fd);
- if (shm_fence == NULL)
- 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)
- goto no_image;
-
- buffer->image = (*psc->image->createImage) (psc->driScreen,
- width, height,
- format,
- __DRI_IMAGE_USE_SHARE|__DRI_IMAGE_USE_SCANOUT,
- buffer);
-
-
- if (!buffer->image)
- goto no_image;
-
- /* X wants the stride, so ask the image for it
- */
- if (!(*psc->image->queryImage)(buffer->image, __DRI_IMAGE_ATTRIB_STRIDE, &stride))
- goto no_buffer_attrib;
-
- buffer->pitch = stride;
-
- if (!(*psc->image->queryImage)(buffer->image, __DRI_IMAGE_ATTRIB_FD, &buffer_fd))
- 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)(buffer->image);
-no_image:
- free(buffer);
-no_buffer:
- xshmfence_unmap_shm(shm_fence);
-no_shm_fence:
- close(fence_fd);
- 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);
- free(buffer);
-}
-
-
-/** dri3_flush_present_events
+/**
+ * Make sure all pending swapbuffers have been submitted to hardware
*
- * Process any present events that have been received from the X server
+ * \param driDrawable[in] Pointer to the dri drawable whose swaps we are
+ * flushing.
+ * \param loaderPrivate[in] Pointer to the corresponding struct
+ * loader_dri_drawable.
*/
static void
-dri3_flush_present_events(struct dri3_drawable *priv)
+dri3_flush_swap_buffers(__DRIdrawable *driDrawable, void *loaderPrivate)
{
- 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;
-
- /* 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);
-
- /* 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);
-
- 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;
-}
+ struct loader_dri3_drawable *draw = loaderPrivate;
+ struct dri3_drawable *pdraw = loader_drawable_to_dri3_drawable(draw);
+ struct dri3_screen *psc;
-/* 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)
-{
+ if (!pdraw)
+ return;
- /* Convert from __DRI_IMAGE_FORMAT to __DRI_IMAGE_FOURCC (sigh) */
- switch (format) {
- 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;
-}
+ if (!pdraw->base.psc)
+ return;
-/** 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;
+ (void) __glXInitialize(psc->base.dpy);
+ loader_dri3_swapbuffer_barrier(draw);
}
-/** 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)
+static void
+dri_set_background_context(void *loaderPrivate)
{
- int b;
- xcb_generic_event_t *ev;
- xcb_present_generic_event_t *ge;
-
- for (;;) {
-
- for (b = 0; b < DRI3_NUM_BACK; b++) {
- int id = DRI3_BACK_ID(b);
- struct dri3_buffer *buffer = priv->buffers[id];
-
- if (!buffer)
- return b;
- if (!buffer->busy)
- return b;
- }
- ev = xcb_wait_for_special_event(c, priv->special_event);
- if (!ev)
- return -1;
- ge = (void *) ev;
- dri3_handle_present_event(priv, ge);
- }
+ struct dri3_context *pcp = (struct dri3_context *)loaderPrivate;
+ __glXSetCurrentContext(&pcp->base);
}
-/** 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)
+static GLboolean
+dri_is_thread_safe(void *loaderPrivate)
{
- struct dri3_drawable *priv = loaderPrivate;
- xcb_connection_t *c = XGetXCBConnection(priv->base.psc->dpy);
- struct dri3_buffer *buffer;
- int buf_id;
-
- if (buffer_type == dri3_buffer_back) {
- int back = dri3_find_back(c, priv);
-
- if (back < 0)
- return NULL;
-
- priv->cur_back = back;
- buf_id = DRI3_BACK_ID(priv->cur_back);
- } 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
+ /* Unlike DRI2, DRI3 doesn't call GetBuffers/GetBuffersWithFormat
+ * during draw so we're safe here.
*/
- 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) {
- 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);
- 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);
- 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_NUM_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;
- }
- }
+ return true;
}
-/** dri3_get_buffers
- *
- * The published buffer allocation API.
- * Returns all of the necessary buffers, allocating
- * as needed.
+/* The image loader extension record for DRI3
*/
-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_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) {
- if (priv->is_pixmap)
- 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;
- }
+static const __DRIimageLoaderExtension imageLoaderExtension = {
+ .base = { __DRI_IMAGE_LOADER, 3 },
- if (front) {
- buffers->image_mask |= __DRI_IMAGE_BUFFER_FRONT;
- buffers->front = front->image;
- priv->have_fake_front = !priv->is_pixmap;
- }
+ .getBuffers = loader_dri3_get_buffers,
+ .flushFrontBuffer = dri3_flush_front_buffer,
+ .flushSwapBuffers = dri3_flush_swap_buffers,
+};
- if (back) {
- buffers->image_mask |= __DRI_IMAGE_BUFFER_BACK;
- buffers->back = back->image;
- }
+const __DRIuseInvalidateExtension dri3UseInvalidate = {
+ .base = { __DRI_USE_INVALIDATE, 1 }
+};
- priv->stamp = stamp;
+static const __DRIbackgroundCallableExtension driBackgroundCallable = {
+ .base = { __DRI_BACKGROUND_CALLABLE, 2 },
- return true;
-}
+ .setBackgroundContext = dri_set_background_context,
+ .isThreadSafe = dri_is_thread_safe,
+};
-/* The image loader extension record for DRI3
- */
-static const __DRIimageLoaderExtension imageLoaderExtension = {
- {__DRI_IMAGE_LOADER, __DRI_IMAGE_LOADER_VERSION},
- .getBuffers = dri3_get_buffers,
- .flushFrontBuffer = dri3_flush_front_buffer,
+static const __DRIextension *loader_extensions[] = {
+ &imageLoaderExtension.base,
+ &dri3UseInvalidate.base,
+ &driBackgroundCallable.base,
+ NULL
};
/** dri3_swap_buffers
int64_t remainder, Bool flush)
{
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);
- int buf_id = DRI3_BACK_ID(priv->cur_back);
- int64_t ret = 0;
-
unsigned flags = __DRI2_FLUSH_DRAWABLE;
+
if (flush)
flags |= __DRI2_FLUSH_CONTEXT;
- dri3_flush(psc, priv, flags, __DRI2_THROTTLE_SWAPBUFFER);
- dri3_flush_present_events(priv);
-
- if (priv->buffers[buf_id] && !priv->is_pixmap) {
- dri3_fence_reset(c, priv->buffers[buf_id]);
-
- /* 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
- */
- ++priv->present_request_serial;
- if (target_msc == 0)
- target_msc = priv->msc + priv->swap_interval * (priv->present_request_serial - priv->present_event_serial);
-
- priv->buffers[buf_id]->busy = 1;
- xcb_present_pixmap(c,
- priv->base.xDrawable,
- priv->buffers[buf_id]->pixmap,
- priv->present_request_serial,
- 0, /* valid */
- 0, /* update */
- 0, /* x_off */
- 0, /* y_off */
- None, /* target_crtc */
- None,
- priv->buffers[buf_id]->sync_fence,
- XCB_PRESENT_OPTION_NONE,
- target_msc,
- divisor,
- remainder, 0, NULL);
- ret = ++priv->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) {
- dri3_fence_reset(c, priv->buffers[DRI3_FRONT_ID]);
- dri3_copy_area(c,
- priv->buffers[buf_id]->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);
- }
-
- return ret;
+ return loader_dri3_swap_buffers_msc(&priv->loader_drawable,
+ target_msc, divisor, remainder,
+ flags, false);
}
-/** dri3_open
- *
- * Wrapper around xcb_dri3_open
- */
static int
-dri3_open(Display *dpy,
- Window root,
- CARD32 provider)
+dri3_get_buffer_age(__GLXDRIdrawable *pdraw)
{
- xcb_dri3_open_cookie_t cookie;
- xcb_dri3_open_reply_t *reply;
- xcb_connection_t *c = XGetXCBConnection(dpy);
- xcb_generic_error_t *error;
- int fd;
-
- cookie = xcb_dri3_open(c,
- root,
- provider);
-
- reply = xcb_dri3_open_reply(c, cookie, &error);
- if (!reply)
- return -1;
-
- if (reply->nfd != 1) {
- free(reply);
- return -1;
- }
-
- fd = xcb_dri3_open_reply_fds(c, reply)[0];
- fcntl(fd, F_SETFD, FD_CLOEXEC);
+ struct dri3_drawable *priv = (struct dri3_drawable *)pdraw;
- return fd;
+ return loader_dri3_query_buffer_age(&priv->loader_drawable);
}
-
/** dri3_destroy_screen
*/
static void
struct dri3_screen *psc = (struct dri3_screen *) base;
/* Free the direct rendering per screen data */
+ loader_dri3_close_screen(psc->driScreen);
(*psc->core->destroyScreen) (psc->driScreen);
driDestroyConfigs(psc->driver_configs);
close(psc->fd);
static int
dri3_set_swap_interval(__GLXDRIdrawable *pdraw, int interval)
{
+ assert(pdraw != NULL);
+
struct dri3_drawable *priv = (struct dri3_drawable *) pdraw;
GLint vblank_mode = DRI_CONF_VBLANK_DEF_INTERVAL_1;
struct dri3_screen *psc = (struct dri3_screen *) priv->base.psc;
}
priv->swap_interval = interval;
+ loader_dri3_set_swap_interval(&priv->loader_drawable, interval);
return 0;
}
static int
dri3_get_swap_interval(__GLXDRIdrawable *pdraw)
{
+ assert(pdraw != NULL);
+
struct dri3_drawable *priv = (struct dri3_drawable *) pdraw;
return priv->swap_interval;
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);
}
}
if (pdraw != NULL) {
psc = (struct dri3_screen *) base->psc;
- if (psc->texBuffer->releaseTexBuffer)
+ if (psc->texBuffer->base.version >= 3 &&
+ psc->texBuffer->releaseTexBuffer != NULL)
(*psc->texBuffer->releaseTexBuffer) (pcp->driContext,
pdraw->base.textureTarget,
- pdraw->driDrawable);
+ pdraw->loader_drawable.dri_drawable);
}
}
static const struct glx_context_vtable dri3_context_vtable = {
- dri3_destroy_context,
- dri3_bind_context,
- dri3_unbind_context,
- dri3_wait_gl,
- dri3_wait_x,
- DRI_glXUseXFont,
- dri3_bind_tex_image,
- dri3_release_tex_image,
- NULL, /* get_proc_address */
+ .destroy = dri3_destroy_context,
+ .bind = dri3_bind_context,
+ .unbind = dri3_unbind_context,
+ .wait_gl = dri3_wait_gl,
+ .wait_x = dri3_wait_x,
+ .use_x_font = DRI_glXUseXFont,
+ .bind_tex_image = dri3_bind_tex_image,
+ .release_tex_image = dri3_release_tex_image,
+ .get_proc_address = NULL,
+ .interop_query_device_info = dri3_interop_query_device_info,
+ .interop_export_object = dri3_interop_export_object
};
/** dri3_bind_extensions
__glXEnableDirectExtension(&psc->base, "GLX_SGI_swap_control");
__glXEnableDirectExtension(&psc->base, "GLX_MESA_swap_control");
__glXEnableDirectExtension(&psc->base, "GLX_SGI_make_current_read");
-
- /*
- * GLX_INTEL_swap_event is broken on the server side, where it's
- * currently unconditionally enabled. This completely breaks
- * systems running on drivers which don't support that extension.
- * There's no way to test for its presence on this side, so instead
- * of disabling it unconditionally, just disable it for drivers
- * which are known to not support it, or for DDX drivers supporting
- * only an older (pre-ScheduleSwap) version of DRI2.
- *
- * This is a hack which is required until:
- * http://lists.x.org/archives/xorg-devel/2013-February/035449.html
- * is merged and updated xserver makes it's way into distros:
- */
-// if (pdp->swapAvailable && strcmp(driverName, "vmwgfx") != 0) {
-// __glXEnableDirectExtension(&psc->base, "GLX_INTEL_swap_event");
-// }
+ __glXEnableDirectExtension(&psc->base, "GLX_INTEL_swap_event");
mask = psc->image_driver->getAPIMask(psc->driScreen);
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context");
__glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context_profile");
- if ((mask & (1 << __DRI_API_GLES2)) != 0)
+ if ((mask & ((1 << __DRI_API_GLES) |
+ (1 << __DRI_API_GLES2) |
+ (1 << __DRI_API_GLES3))) != 0) {
+ __glXEnableDirectExtension(&psc->base,
+ "GLX_EXT_create_context_es_profile");
__glXEnableDirectExtension(&psc->base,
"GLX_EXT_create_context_es2_profile");
+ }
for (i = 0; extensions[i]; i++) {
- if ((strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0)) {
+ /* when on a different gpu than the server, the server pixmaps
+ * can have a tiling mode we can't read. Thus we can't create
+ * a texture from them.
+ */
+ if (!psc->is_different_gpu &&
+ (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0)) {
psc->texBuffer = (__DRItexBufferExtension *) extensions[i];
__glXEnableDirectExtension(&psc->base, "GLX_EXT_texture_from_pixmap");
}
/* internal driver extension, no GL extension exposed */
}
+ if (strcmp(extensions[i]->name, __DRI_IMAGE) == 0)
+ psc->image = (__DRIimageExtension *) extensions[i];
+
if ((strcmp(extensions[i]->name, __DRI2_CONFIG_QUERY) == 0))
psc->config = (__DRI2configQueryExtension *) extensions[i];
if (strcmp(extensions[i]->name, __DRI2_ROBUSTNESS) == 0)
__glXEnableDirectExtension(&psc->base,
"GLX_ARB_create_context_robustness");
+
+ if (strcmp(extensions[i]->name, __DRI2_RENDERER_QUERY) == 0) {
+ psc->rendererQuery = (__DRI2rendererQueryExtension *) extensions[i];
+ __glXEnableDirectExtension(&psc->base, "GLX_MESA_query_renderer");
+ }
+
+ if (strcmp(extensions[i]->name, __DRI2_INTEROP) == 0)
+ psc->interop = (__DRI2interopExtension*)extensions[i];
+
+ if (strcmp(extensions[i]->name, __DRI2_FLUSH_CONTROL) == 0)
+ __glXEnableDirectExtension(&psc->base,
+ "GLX_ARB_context_flush_control");
}
}
static const struct glx_screen_vtable dri3_screen_vtable = {
- dri3_create_context,
- dri3_create_context_attribs
+ .create_context = dri3_create_context,
+ .create_context_attribs = dri3_create_context_attribs,
+ .query_renderer_integer = dri3_query_renderer_integer,
+ .query_renderer_string = dri3_query_renderer_string,
};
/** dri3_create_screen
struct dri3_screen *psc;
__GLXDRIscreen *psp;
struct glx_config *configs = NULL, *visuals = NULL;
- char *driverName, *deviceName;
+ char *driverName, *tmp;
int i;
+ unsigned char disable;
psc = calloc(1, sizeof *psc);
if (psc == NULL)
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);
return NULL;
}
- deviceName = NULL;
- driverName = dri3_get_driver_for_fd(psc->fd);
+ psc->fd = loader_get_user_preferred_fd(psc->fd, &psc->is_different_gpu);
+
+ driverName = loader_get_driver_for_fd(psc->fd);
if (!driverName) {
ErrorMessageF("No driver found\n");
goto handle_error;
psc->driScreen =
psc->image_driver->createNewScreen2(screen, psc->fd,
- (const __DRIextension **)
- &pdp->loader_extensions[0],
+ pdp->loader_extensions,
extensions,
&driver_configs, psc);
goto handle_error;
}
- extensions = (*psc->core->getExtensions)(psc->driScreen);
+ dri3_bind_extensions(psc, priv, driverName);
- for (i = 0; extensions[i]; i++) {
- if (strcmp(extensions[i]->name, __DRI_IMAGE) == 0)
- psc->image = (__DRIimageExtension *) extensions[i];
+ if (!psc->image || psc->image->base.version < 7 || !psc->image->createImageFromFds) {
+ ErrorMessageF("Version 7 or imageFromFds image extension not found\n");
+ goto handle_error;
}
- if (psc->image == NULL) {
- ErrorMessageF("image extension not found\n");
+ if (!psc->f || psc->f->base.version < 4) {
+ ErrorMessageF("Version 4 or later of flush extension not found\n");
goto handle_error;
}
- dri3_bind_extensions(psc, priv, driverName);
+ if (psc->is_different_gpu && psc->image->base.version < 9) {
+ ErrorMessageF("Different GPU, but image extension version 9 or later not found\n");
+ goto handle_error;
+ }
- if (!psc->f || psc->f->base.version < 4) {
- ErrorMessageF("Version 4 or later of flush extension not found\n");
+ if (psc->is_different_gpu && !psc->image->blitImage) {
+ ErrorMessageF("Different GPU, but blitImage not implemented for this driver\n");
goto handle_error;
}
- if (!psc->texBuffer || psc->texBuffer->base.version < 2 ||
- !psc->texBuffer->setTexBuffer2)
- {
+ if (!psc->is_different_gpu && (
+ !psc->texBuffer || psc->texBuffer->base.version < 2 ||
+ !psc->texBuffer->setTexBuffer2
+ )) {
ErrorMessageF("Version 2 or later of texBuffer extension not found\n");
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);
- if (!configs || !visuals)
+ if (!configs || !visuals) {
+ ErrorMessageF("No matching fbConfigs or visuals found\n");
goto handle_error;
+ }
glx_config_destroy_list(psc->base.configs);
psc->base.configs = configs;
psp->waitForSBC = dri3_wait_for_sbc;
psp->setSwapInterval = dri3_set_swap_interval;
psp->getSwapInterval = dri3_get_swap_interval;
- __glXEnableDirectExtension(&psc->base, "GLX_OML_sync_control");
+ if (psc->config->configQueryb(psc->driScreen,
+ "glx_disable_oml_sync_control",
+ &disable) || !disable)
+ __glXEnableDirectExtension(&psc->base, "GLX_OML_sync_control");
psp->copySubBuffer = dri3_copy_sub_buffer;
__glXEnableDirectExtension(&psc->base, "GLX_MESA_copy_sub_buffer");
+ psp->getBufferAge = dri3_get_buffer_age;
+ if (psc->config->configQueryb(psc->driScreen,
+ "glx_disable_ext_buffer_age",
+ &disable) || !disable)
+ __glXEnableDirectExtension(&psc->base, "GLX_EXT_buffer_age");
+
free(driverName);
- free(deviceName);
+
+ tmp = getenv("LIBGL_SHOW_FPS");
+ psc->show_fps_interval = tmp ? atoi(tmp) : 0;
+ if (psc->show_fps_interval < 0)
+ psc->show_fps_interval = 0;
+
+ InfoMessageF("Using DRI3 for screen %d\n", screen);
return &psc->base;
dlclose(psc->driver);
free(driverName);
- free(deviceName);
glx_screen_cleanup(&psc->base);
free(psc);
dri3_create_display(Display * dpy)
{
struct dri3_display *pdp;
- int i;
xcb_connection_t *c = XGetXCBConnection(dpy);
xcb_dri3_query_version_cookie_t dri3_cookie;
xcb_dri3_query_version_reply_t *dri3_reply;
}
pdp->presentMajor = present_reply->major_version;
pdp->presentMinor = present_reply->minor_version;
+ free(present_reply);
pdp->base.destroyDisplay = dri3_destroy_display;
pdp->base.createScreen = dri3_create_screen;
- i = 0;
-
- pdp->loader_extensions[i++] = &imageLoaderExtension.base;
-
- pdp->loader_extensions[i++] = &systemTimeExtension.base;
+ loader_set_logger(dri_message);
- pdp->loader_extensions[i++] = NULL;
+ pdp->loader_extensions = loader_extensions;
return &pdp->base;
no_extension: