X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglx%2Fdrisw_glx.c;h=985e258663e5af79362626defb7ad26e107ec387;hb=565a80450d28f6daa0ca8b98dad93924e712f94b;hp=241ac7f6d2c6bd53eb2e1c47706dc31198e04585;hpb=9401516113152ea2a571dc1103a2fa7ce68d4ee8;p=mesa.git diff --git a/src/glx/drisw_glx.c b/src/glx/drisw_glx.c index 241ac7f6d2c..985e258663e 100644 --- a/src/glx/drisw_glx.c +++ b/src/glx/drisw_glx.c @@ -28,43 +28,79 @@ #include #include "dri_common.h" #include "drisw_priv.h" +#include +#include + +static int xshm_error = 0; +static int xshm_opcode = -1; + +/** + * Catches potential Xlib errors. + */ +static int +handle_xerror(Display *dpy, XErrorEvent *event) +{ + (void) dpy; + + assert(xshm_opcode != -1); + if (event->request_code != xshm_opcode) + return 0; + + xshm_error = event->error_code; + return 0; +} static Bool -XCreateDrawable(struct drisw_drawable * pdp, - Display * dpy, XID drawable, int visualid) +XCreateDrawable(struct drisw_drawable * pdp, int shmid, Display * dpy) { - XGCValues gcvalues; - long visMask; - XVisualInfo visTemp; - int num_visuals; - - /* create GC's */ - pdp->gc = XCreateGC(dpy, drawable, 0, NULL); - pdp->swapgc = XCreateGC(dpy, drawable, 0, NULL); - - gcvalues.function = GXcopy; - gcvalues.graphics_exposures = False; - XChangeGC(dpy, pdp->gc, GCFunction, &gcvalues); - XChangeGC(dpy, pdp->swapgc, GCFunction, &gcvalues); - XChangeGC(dpy, pdp->swapgc, GCGraphicsExposures, &gcvalues); - - /* visual */ - visTemp.visualid = visualid; - visMask = VisualIDMask; - pdp->visinfo = XGetVisualInfo(dpy, visMask, &visTemp, &num_visuals); - - if (!pdp->visinfo || num_visuals == 0) - return False; + if (pdp->ximage) { + XDestroyImage(pdp->ximage); + pdp->ximage = NULL; + if ((pdp->shminfo.shmid > 0) && (shmid != pdp->shminfo.shmid)) + XShmDetach(dpy, &pdp->shminfo); + } + + if (!xshm_error && shmid >= 0) { + pdp->shminfo.shmid = shmid; + pdp->ximage = XShmCreateImage(dpy, + NULL, + pdp->xDepth, + ZPixmap, /* format */ + NULL, /* data */ + &pdp->shminfo, /* shminfo */ + 0, 0); /* width, height */ + if (pdp->ximage != NULL) { + int (*old_handler)(Display *, XErrorEvent *); + + /* dispatch pending errors */ + XSync(dpy, False); + + old_handler = XSetErrorHandler(handle_xerror); + /* This may trigger the X protocol error we're ready to catch: */ + XShmAttach(dpy, &pdp->shminfo); + XSync(dpy, False); + + if (xshm_error) { + /* we are on a remote display, this error is normal, don't print it */ + XDestroyImage(pdp->ximage); + pdp->ximage = NULL; + } + + (void) XSetErrorHandler(old_handler); + } + } - /* create XImage */ - pdp->ximage = XCreateImage(dpy, - pdp->visinfo->visual, - pdp->visinfo->depth, - ZPixmap, 0, /* format, offset */ - NULL, /* data */ - 0, 0, /* width, height */ - 32, /* bitmap_pad */ - 0); /* bytes_per_line */ + if (pdp->ximage == NULL) { + pdp->shminfo.shmid = -1; + pdp->ximage = XCreateImage(dpy, + NULL, + pdp->xDepth, + ZPixmap, 0, /* format, offset */ + NULL, /* data */ + 0, 0, /* width, height */ + 32, /* bitmap_pad */ + 0); /* bytes_per_line */ + } /** * swrast does not handle 24-bit depth with 24 bpp, so let X do the @@ -79,11 +115,13 @@ XCreateDrawable(struct drisw_drawable * pdp, static void XDestroyDrawable(struct drisw_drawable * pdp, Display * dpy, XID drawable) { - XDestroyImage(pdp->ximage); - free(pdp->visinfo); + if (pdp->ximage) + XDestroyImage(pdp->ximage); + + if (pdp->shminfo.shmid > 0) + XShmDetach(dpy, &pdp->shminfo); XFreeGC(dpy, pdp->gc); - XFreeGC(dpy, pdp->swapgc); } /** @@ -133,47 +171,83 @@ bytes_per_line(unsigned pitch_bits, unsigned mul) } static void -swrastPutImage2(__DRIdrawable * draw, int op, - int x, int y, int w, int h, int stride, - char *data, void *loaderPrivate) +swrastXPutImage(__DRIdrawable * draw, int op, + int srcx, int srcy, int x, int y, + int w, int h, int stride, + int shmid, char *data, void *loaderPrivate) { struct drisw_drawable *pdp = loaderPrivate; __GLXDRIdrawable *pdraw = &(pdp->base); Display *dpy = pdraw->psc->dpy; Drawable drawable; XImage *ximage; - GC gc; - - switch (op) { - case __DRI_SWRAST_IMAGE_OP_DRAW: - gc = pdp->gc; - break; - case __DRI_SWRAST_IMAGE_OP_SWAP: - gc = pdp->swapgc; - break; - default: - return; + GC gc = pdp->gc; + + if (!pdp->ximage || shmid != pdp->shminfo.shmid) { + if (!XCreateDrawable(pdp, shmid, dpy)) + return; } drawable = pdraw->xDrawable; - ximage = pdp->ximage; - ximage->data = data; - ximage->width = w; - ximage->height = h; ximage->bytes_per_line = stride ? stride : bytes_per_line(w * ximage->bits_per_pixel, 32); + ximage->data = data; - XPutImage(dpy, drawable, gc, ximage, 0, 0, x, y, w, h); + ximage->width = ximage->bytes_per_line / ((ximage->bits_per_pixel + 7)/ 8); + ximage->height = h; + if (pdp->shminfo.shmid >= 0) { + XShmPutImage(dpy, drawable, gc, ximage, srcx, srcy, x, y, w, h, False); + XSync(dpy, False); + } else { + XPutImage(dpy, drawable, gc, ximage, srcx, srcy, x, y, w, h); + } ximage->data = NULL; } +static void +swrastPutImageShm(__DRIdrawable * draw, int op, + int x, int y, int w, int h, int stride, + int shmid, char *shmaddr, unsigned offset, + void *loaderPrivate) +{ + struct drisw_drawable *pdp = loaderPrivate; + + pdp->shminfo.shmaddr = shmaddr; + swrastXPutImage(draw, op, 0, 0, x, y, w, h, stride, shmid, + shmaddr + offset, loaderPrivate); +} + +static void +swrastPutImageShm2(__DRIdrawable * draw, int op, + int x, int y, + int w, int h, int stride, + int shmid, char *shmaddr, unsigned offset, + void *loaderPrivate) +{ + struct drisw_drawable *pdp = loaderPrivate; + + pdp->shminfo.shmaddr = shmaddr; + swrastXPutImage(draw, op, x, 0, x, y, w, h, stride, shmid, + shmaddr + offset, loaderPrivate); +} + +static void +swrastPutImage2(__DRIdrawable * draw, int op, + int x, int y, int w, int h, int stride, + char *data, void *loaderPrivate) +{ + swrastXPutImage(draw, op, 0, 0, x, y, w, h, stride, -1, + data, loaderPrivate); +} + static void swrastPutImage(__DRIdrawable * draw, int op, int x, int y, int w, int h, char *data, void *loaderPrivate) { - swrastPutImage2(draw, op, x, y, w, h, 0, data, loaderPrivate); + swrastXPutImage(draw, op, 0, 0, x, y, w, h, 0, -1, + data, loaderPrivate); } static void @@ -187,6 +261,11 @@ swrastGetImage2(__DRIdrawable * read, Drawable readable; XImage *ximage; + if (!prp->ximage || prp->shminfo.shmid >= 0) { + if (!XCreateDrawable(prp, -1, dpy)) + return; + } + readable = pread->xDrawable; ximage = prp->ximage; @@ -208,6 +287,63 @@ swrastGetImage(__DRIdrawable * read, swrastGetImage2(read, x, y, w, h, 0, data, loaderPrivate); } +static GLboolean +swrastGetImageShm2(__DRIdrawable * read, + int x, int y, int w, int h, + int shmid, void *loaderPrivate) +{ + struct drisw_drawable *prp = loaderPrivate; + __GLXDRIdrawable *pread = &(prp->base); + Display *dpy = pread->psc->dpy; + Drawable readable; + XImage *ximage; + + if (!prp->ximage || shmid != prp->shminfo.shmid) { + if (!XCreateDrawable(prp, shmid, dpy)) + return GL_FALSE; + } + + if (prp->shminfo.shmid == -1) + return GL_FALSE; + readable = pread->xDrawable; + + ximage = prp->ximage; + ximage->data = prp->shminfo.shmaddr; /* no offset */ + ximage->width = w; + ximage->height = h; + ximage->bytes_per_line = bytes_per_line(w * ximage->bits_per_pixel, 32); + + XShmGetImage(dpy, readable, ximage, x, y, ~0L); + return GL_TRUE; +} + +static void +swrastGetImageShm(__DRIdrawable * read, + int x, int y, int w, int h, + int shmid, void *loaderPrivate) +{ + swrastGetImageShm2(read, x, y, w, h, shmid, loaderPrivate); +} + +static const __DRIswrastLoaderExtension swrastLoaderExtension_shm = { + .base = {__DRI_SWRAST_LOADER, 6 }, + + .getDrawableInfo = swrastGetDrawableInfo, + .putImage = swrastPutImage, + .getImage = swrastGetImage, + .putImage2 = swrastPutImage2, + .getImage2 = swrastGetImage2, + .putImageShm = swrastPutImageShm, + .getImageShm = swrastGetImageShm, + .putImageShm2 = swrastPutImageShm2, + .getImageShm2 = swrastGetImageShm2, +}; + +static const __DRIextension *loader_extensions_shm[] = { + &swrastLoaderExtension_shm.base, + NULL +}; + static const __DRIswrastLoaderExtension swrastLoaderExtension = { .base = {__DRI_SWRAST_LOADER, 3 }, @@ -218,8 +354,7 @@ static const __DRIswrastLoaderExtension swrastLoaderExtension = { .getImage2 = swrastGetImage2, }; -static const __DRIextension *loader_extensions[] = { - &systemTimeExtension.base, +static const __DRIextension *loader_extensions_noshm[] = { &swrastLoaderExtension.base, NULL }; @@ -256,11 +391,9 @@ drisw_bind_context(struct glx_context *context, struct glx_context *old, driReleaseDrawables(&pcp->base); - if (pdraw == NULL || pread == NULL) - return GLXBadDrawable; - if ((*psc->core->bindContext) (pcp->driContext, - pdraw->driDrawable, pread->driDrawable)) + pdraw ? pdraw->driDrawable : NULL, + pread ? pread->driDrawable : NULL)) return Success; return GLXBadContext; @@ -418,7 +551,8 @@ drisw_create_context_attribs(struct glx_screen *base, uint32_t flags; unsigned api; int reset; - uint32_t ctx_attribs[2 * 4]; + int release; + uint32_t ctx_attribs[2 * 5]; unsigned num_ctx_attribs = 0; if (!psc->base.driScreen) @@ -431,7 +565,10 @@ drisw_create_context_attribs(struct glx_screen *base, */ if (!dri2_convert_glx_attribs(num_attribs, attribs, &major_ver, &minor_ver, &renderType, &flags, - &api, &reset, error)) + &api, &reset, &release, error)) + return NULL; + + if (!dri2_check_no_error(flags, shareList, major_ver, error)) return NULL; /* Check the renderType value */ @@ -442,6 +579,10 @@ drisw_create_context_attribs(struct glx_screen *base, if (reset != __DRI_CTX_RESET_NO_NOTIFICATION) return NULL; + if (release != __DRI_CTX_RELEASE_BEHAVIOR_FLUSH && + release != __DRI_CTX_RELEASE_BEHAVIOR_NONE) + return NULL; + if (shareList) { pcp_shared = (struct drisw_context *) shareList; shared = pcp_shared->driContext; @@ -451,7 +592,7 @@ drisw_create_context_attribs(struct glx_screen *base, if (pcp == NULL) return NULL; - if (!glx_context_init(&pcp->base, &psc->base, &config->base)) { + if (!glx_context_init(&pcp->base, &psc->base, config_base)) { free(pcp); return NULL; } @@ -460,6 +601,10 @@ drisw_create_context_attribs(struct glx_screen *base, ctx_attribs[num_ctx_attribs++] = major_ver; ctx_attribs[num_ctx_attribs++] = __DRI_CTX_ATTRIB_MINOR_VERSION; ctx_attribs[num_ctx_attribs++] = minor_ver; + 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; @@ -468,6 +613,9 @@ drisw_create_context_attribs(struct glx_screen *base, * GLX_CONTEXT_*_BIT values. */ ctx_attribs[num_ctx_attribs++] = flags; + + if (flags & __DRI_CTX_FLAG_NO_ERROR) + pcp->base.noError = GL_TRUE; } pcp->base.renderType = renderType; @@ -475,7 +623,7 @@ drisw_create_context_attribs(struct glx_screen *base, pcp->driContext = (*psc->swrast->createContextAttribs) (psc->driScreen, api, - config->driConfig, + config ? config->driConfig : 0, shared, num_ctx_attribs / 2, ctx_attribs, @@ -510,8 +658,8 @@ driswCreateDrawable(struct glx_screen *base, XID xDrawable, struct drisw_drawable *pdp; __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes; struct drisw_screen *psc = (struct drisw_screen *) base; - Bool ret; const __DRIswrastExtension *swrast = psc->swrast; + Display *dpy = psc->base.dpy; pdp = calloc(1, sizeof(*pdp)); if (!pdp) @@ -520,11 +668,34 @@ driswCreateDrawable(struct glx_screen *base, XID xDrawable, pdp->base.xDrawable = xDrawable; pdp->base.drawable = drawable; pdp->base.psc = &psc->base; + pdp->config = modes; + pdp->gc = XCreateGC(dpy, xDrawable, 0, NULL); + pdp->xDepth = 0; + + /* Use the visual depth, if this fbconfig corresponds to a visual */ + if (pdp->config->visualID != 0) { + int matches = 0; + XVisualInfo *visinfo, template; + + template.visualid = pdp->config->visualID; + template.screen = pdp->config->screen; + visinfo = XGetVisualInfo(dpy, VisualIDMask | VisualScreenMask, + &template, &matches); + + if (visinfo && matches) { + pdp->xDepth = visinfo->depth; + XFree(visinfo); + } + } - ret = XCreateDrawable(pdp, psc->base.dpy, xDrawable, modes->visualID); - if (!ret) { - free(pdp); - return NULL; + /* Otherwise, or if XGetVisualInfo failed, ask the server */ + if (pdp->xDepth == 0) { + Window root; + int x, y; + unsigned uw, uh, bw, depth; + + XGetGeometry(dpy, xDrawable, &root, &x, &y, &uw, &uh, &bw, &depth); + pdp->xDepth = depth; } /* Create a new drawable */ @@ -594,17 +765,6 @@ driswDestroyScreen(struct glx_screen *base) #define SWRAST_DRIVER_NAME "swrast" -static void * -driOpenSwrast(void) -{ - void *driver = NULL; - - if (driver == NULL) - driver = driOpenDriver(SWRAST_DRIVER_NAME); - - return driver; -} - static const struct glx_screen_vtable drisw_screen_vtable = { .create_context = drisw_create_context, .create_context_attribs = drisw_create_context_attribs, @@ -648,9 +808,39 @@ driswBindExtensions(struct drisw_screen *psc, const __DRIextension **extensions) psc->rendererQuery = (__DRI2rendererQueryExtension *) extensions[i]; __glXEnableDirectExtension(&psc->base, "GLX_MESA_query_renderer"); } + if (strcmp(extensions[i]->name, __DRI2_FLUSH_CONTROL) == 0) { + __glXEnableDirectExtension(&psc->base, + "GLX_ARB_context_flush_control"); + } } } +static int +check_xshm(Display *dpy) +{ + int (*old_handler)(Display *, XErrorEvent *); + + int ignore; + XShmSegmentInfo info = { 0, }; + + if (!XQueryExtension(dpy, "MIT-SHM", &xshm_opcode, &ignore, &ignore)) + return False; + + old_handler = XSetErrorHandler(handle_xerror); + XShmDetach(dpy, &info); + XSync(dpy, False); + (void) XSetErrorHandler(old_handler); + + /* BadRequest means we're a remote client. If we were local we'd + * expect BadValue since 'info' has an invalid segment name. + */ + if (xshm_error == BadRequest) + return False; + + xshm_error = 0; + return True; +} + static struct glx_screen * driswCreateScreen(int screen, struct glx_display *priv) { @@ -660,6 +850,7 @@ driswCreateScreen(int screen, struct glx_display *priv) struct drisw_screen *psc; struct glx_config *configs = NULL, *visuals = NULL; int i; + const __DRIextension **loader_extensions_local; psc = calloc(1, sizeof *psc); if (psc == NULL) @@ -670,14 +861,15 @@ driswCreateScreen(int screen, struct glx_display *priv) return NULL; } - psc->driver = driOpenSwrast(); - if (psc->driver == NULL) - goto handle_error; - - extensions = driGetDriverExtensions(psc->driver, SWRAST_DRIVER_NAME); + extensions = driOpenDriver(SWRAST_DRIVER_NAME, &psc->driver); if (extensions == NULL) goto handle_error; + if (!check_xshm(psc->base.dpy)) + loader_extensions_local = loader_extensions_noshm; + else + loader_extensions_local = loader_extensions_shm; + for (i = 0; extensions[i]; i++) { if (strcmp(extensions[i]->name, __DRI_CORE) == 0) psc->core = (__DRIcoreExtension *) extensions[i]; @@ -694,12 +886,12 @@ driswCreateScreen(int screen, struct glx_display *priv) if (psc->swrast->base.version >= 4) { psc->driScreen = - psc->swrast->createNewScreen2(screen, loader_extensions, + psc->swrast->createNewScreen2(screen, loader_extensions_local, extensions, &driver_configs, psc); } else { psc->driScreen = - psc->swrast->createNewScreen(screen, loader_extensions, + psc->swrast->createNewScreen(screen, loader_extensions_local, &driver_configs, psc); } if (psc->driScreen == NULL) {