X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fglx%2Fdrisw_glx.c;h=f38dbbca2dffee18ce327724774f9b62ba1ce65c;hb=58eec3808eea94b78a3cdb65ad57ff3a94b51556;hp=9cee25e932be263cc584ee9547ecfac261d6c29d;hpb=26de5273acf1ebe6730b5e72b55b3bcceba167c6;p=mesa.git diff --git a/src/glx/drisw_glx.c b/src/glx/drisw_glx.c index 9cee25e932b..f38dbbca2df 100644 --- a/src/glx/drisw_glx.c +++ b/src/glx/drisw_glx.c @@ -27,49 +27,13 @@ #include "glxclient.h" #include #include "dri_common.h" - -struct drisw_display -{ - __GLXDRIdisplay base; -}; - -struct drisw_context -{ - struct glx_context base; - __DRIcontext *driContext; - -}; - -struct drisw_screen -{ - struct glx_screen base; - - __DRIscreen *driScreen; - __GLXDRIscreen vtable; - const __DRIcoreExtension *core; - const __DRIswrastExtension *swrast; - const __DRItexBufferExtension *texBuffer; - - const __DRIconfig **driver_configs; - - void *driver; -}; - -struct drisw_drawable -{ - __GLXDRIdrawable base; - - GC gc; - GC swapgc; - - __DRIdrawable *driDrawable; - XVisualInfo *visinfo; - XImage *ximage; -}; +#include "drisw_priv.h" +#include +#include static Bool -XCreateDrawable(struct drisw_drawable * pdp, - Display * dpy, XID drawable, int visualid) +XCreateGCs(struct drisw_drawable * pdp, + Display * dpy, XID drawable, int visualid) { XGCValues gcvalues; long visMask; @@ -91,15 +55,80 @@ XCreateDrawable(struct drisw_drawable * pdp, visMask = VisualIDMask; pdp->visinfo = XGetVisualInfo(dpy, visMask, &visTemp, &num_visuals); - /* 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->visinfo || num_visuals == 0) + return False; + + return True; +} + +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, int shmid, Display * dpy) +{ + if (pdp->ximage) { + XDestroyImage(pdp->ximage); + pdp->ximage = NULL; + } + + if (!xshm_error && shmid >= 0) { + pdp->shminfo.shmid = shmid; + pdp->ximage = XShmCreateImage(dpy, + pdp->visinfo->visual, + pdp->visinfo->depth, + 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); + } + } + + if (pdp->ximage == NULL) { + pdp->shminfo.shmid = -1; + 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 */ + } /** * swrast does not handle 24-bit depth with 24 bpp, so let X do the @@ -114,8 +143,13 @@ XCreateDrawable(struct drisw_drawable * pdp, static void XDestroyDrawable(struct drisw_drawable * pdp, Display * dpy, XID drawable) { - XDestroyImage(pdp->ximage); - XFree(pdp->visinfo); + if (pdp->ximage) + XDestroyImage(pdp->ximage); + + if (pdp->shminfo.shmid > 0) + XShmDetach(dpy, &pdp->shminfo); + + free(pdp->visinfo); XFreeGC(dpy, pdp->gc); XFreeGC(dpy, pdp->swapgc); @@ -168,9 +202,10 @@ bytes_per_line(unsigned pitch_bits, unsigned mul) } static void -swrastPutImage(__DRIdrawable * draw, int op, - int x, int y, int w, int h, - 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); @@ -179,6 +214,11 @@ swrastPutImage(__DRIdrawable * draw, int op, XImage *ximage; GC gc; + if (!pdp->ximage || shmid != pdp->shminfo.shmid) { + if (!XCreateDrawable(pdp, shmid, dpy)) + return; + } + switch (op) { case __DRI_SWRAST_IMAGE_OP_DRAW: gc = pdp->gc; @@ -191,14 +231,93 @@ swrastPutImage(__DRIdrawable * draw, int op, } drawable = pdraw->xDrawable; - ximage = pdp->ximage; + ximage->bytes_per_line = stride ? stride : bytes_per_line(w * ximage->bits_per_pixel, 32); + ximage->data = data; + + if (pdp->shminfo.shmid >= 0) { + ximage->width = ximage->bytes_per_line / ((ximage->bits_per_pixel + 7)/ 8); + ximage->height = h; + XShmPutImage(dpy, drawable, gc, ximage, srcx, srcy, x, y, w, h, False); + XSync(dpy, False); + } else { + ximage->width = w; + ximage->height = h; + 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) +{ + swrastXPutImage(draw, op, 0, 0, x, y, w, h, 0, -1, + data, loaderPrivate); +} + +static void +swrastGetImage2(__DRIdrawable * read, + int x, int y, int w, int h, int stride, + char *data, void *loaderPrivate) +{ + struct drisw_drawable *prp = loaderPrivate; + __GLXDRIdrawable *pread = &(prp->base); + Display *dpy = pread->psc->dpy; + Drawable readable; + XImage *ximage; + + if (!prp->ximage || prp->shminfo.shmid >= 0) { + if (!XCreateDrawable(prp, -1, dpy)) + return; + } + + readable = pread->xDrawable; + + ximage = prp->ximage; ximage->data = data; ximage->width = w; ximage->height = h; - ximage->bytes_per_line = bytes_per_line(w * ximage->bits_per_pixel, 32); + ximage->bytes_per_line = stride ? stride : bytes_per_line(w * ximage->bits_per_pixel, 32); - XPutImage(dpy, drawable, gc, ximage, 0, 0, x, y, w, h); + XGetSubImage(dpy, readable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0); ximage->data = NULL; } @@ -207,6 +326,14 @@ static void swrastGetImage(__DRIdrawable * read, int x, int y, int w, int h, char *data, void *loaderPrivate) +{ + swrastGetImage2(read, x, y, w, h, 0, data, loaderPrivate); +} + +static void +swrastGetImageShm(__DRIdrawable * read, + int x, int y, int w, int h, + int shmid, void *loaderPrivate) { struct drisw_drawable *prp = loaderPrivate; __GLXDRIdrawable *pread = &(prp->base); @@ -214,28 +341,50 @@ swrastGetImage(__DRIdrawable * read, Drawable readable; XImage *ximage; + if (!prp->ximage || shmid != prp->shminfo.shmid) { + if (!XCreateDrawable(prp, shmid, dpy)) + return; + } readable = pread->xDrawable; ximage = prp->ximage; - ximage->data = data; + 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); - XGetSubImage(dpy, readable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0); - - ximage->data = NULL; + XShmGetImage(dpy, readable, ximage, x, y, ~0L); } +static const __DRIswrastLoaderExtension swrastLoaderExtension_shm = { + .base = {__DRI_SWRAST_LOADER, 5 }, + + .getDrawableInfo = swrastGetDrawableInfo, + .putImage = swrastPutImage, + .getImage = swrastGetImage, + .putImage2 = swrastPutImage2, + .getImage2 = swrastGetImage2, + .putImageShm = swrastPutImageShm, + .getImageShm = swrastGetImageShm, + .putImageShm2 = swrastPutImageShm2, +}; + +static const __DRIextension *loader_extensions_shm[] = { + &swrastLoaderExtension_shm.base, + NULL +}; + static const __DRIswrastLoaderExtension swrastLoaderExtension = { - {__DRI_SWRAST_LOADER, __DRI_SWRAST_LOADER_VERSION}, - swrastGetDrawableInfo, - swrastPutImage, - swrastGetImage + .base = {__DRI_SWRAST_LOADER, 3 }, + + .getDrawableInfo = swrastGetDrawableInfo, + .putImage = swrastPutImage, + .getImage = swrastGetImage, + .putImage2 = swrastPutImage2, + .getImage2 = swrastGetImage2, }; -static const __DRIextension *loader_extensions[] = { - &systemTimeExtension.base, +static const __DRIextension *loader_extensions_noshm[] = { &swrastLoaderExtension.base, NULL }; @@ -252,12 +401,11 @@ drisw_destroy_context(struct glx_context *context) driReleaseDrawables(&pcp->base); - if (context->extensions) - XFree((char *) context->extensions); + free((char *) context->extensions); (*psc->core->destroyContext) (pcp->driContext); - Xfree(pcp); + free(pcp); } static int @@ -273,11 +421,9 @@ 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; @@ -329,16 +475,15 @@ drisw_bind_tex_image(Display * dpy, static void drisw_release_tex_image(Display * dpy, GLXDrawable drawable, int buffer) { -#if __DRI_TEX_BUFFER_VERSION >= 3 struct glx_context *gc = __glXGetCurrentContext(); - struct dri2_context *pcp = (struct dri2_context *) gc; + struct drisw_context *pcp = (struct drisw_context *) gc; __GLXDRIdrawable *base = GetGLXDRIDrawable(dpy, drawable); struct glx_display *dpyPriv = __glXInitialize(dpy); - struct dri2_drawable *pdraw = (struct dri2_drawable *) base; - struct dri2_screen *psc; + struct drisw_drawable *pdraw = (struct drisw_drawable *) base; + struct drisw_screen *psc; - if (pdraw != NULL) { - psc = (struct dri2_screen *) base->psc; + if (dpyPriv != NULL && pdraw != NULL) { + psc = (struct drisw_screen *) base->psc; if (!psc->texBuffer) return; @@ -350,19 +495,18 @@ drisw_release_tex_image(Display * dpy, GLXDrawable drawable, int buffer) pdraw->driDrawable); } } -#endif } static const struct glx_context_vtable drisw_context_vtable = { - drisw_destroy_context, - drisw_bind_context, - drisw_unbind_context, - NULL, - NULL, - DRI_glXUseXFont, - drisw_bind_tex_image, - drisw_release_tex_image, - NULL, /* get_proc_address */ + .destroy = drisw_destroy_context, + .bind = drisw_bind_context, + .unbind = drisw_unbind_context, + .wait_gl = NULL, + .wait_x = NULL, + .use_x_font = DRI_glXUseXFont, + .bind_tex_image = drisw_bind_tex_image, + .release_tex_image = drisw_release_tex_image, + .get_proc_address = NULL, }; static struct glx_context * @@ -378,6 +522,10 @@ drisw_create_context(struct glx_screen *base, if (!psc->base.driScreen) return NULL; + /* Check the renderType value */ + if (!validate_renderType_against_config(config_base, renderType)) + return NULL; + if (shareList) { /* If the shareList context is not a DRISW context, we cannot possibly * create a DRISW context that shares it. @@ -390,21 +538,22 @@ drisw_create_context(struct glx_screen *base, shared = pcp_shared->driContext; } - pcp = Xmalloc(sizeof *pcp); + pcp = calloc(1, sizeof *pcp); if (pcp == NULL) return NULL; - memset(pcp, 0, sizeof *pcp); if (!glx_context_init(&pcp->base, &psc->base, &config->base)) { - Xfree(pcp); + free(pcp); return NULL; } + pcp->base.renderType = renderType; + pcp->driContext = (*psc->core->createNewContext) (psc->driScreen, config->driConfig, shared, pcp); if (pcp->driContext == NULL) { - Xfree(pcp); + free(pcp); return NULL; } @@ -426,11 +575,14 @@ drisw_create_context_attribs(struct glx_screen *base, struct drisw_screen *psc = (struct drisw_screen *) base; __DRIcontext *shared = NULL; - uint32_t minor_ver = 1; - uint32_t major_ver = 0; - uint32_t flags = 0; + uint32_t minor_ver; + uint32_t major_ver; + uint32_t renderType; + uint32_t flags; unsigned api; - uint32_t ctx_attribs[2 * 4]; + int reset; + int release; + uint32_t ctx_attribs[2 * 5]; unsigned num_ctx_attribs = 0; if (!psc->base.driScreen) @@ -442,8 +594,23 @@ drisw_create_context_attribs(struct glx_screen *base, /* Remap the GLX tokens to DRI2 tokens. */ if (!dri2_convert_glx_attribs(num_attribs, attribs, - &major_ver, &minor_ver, &flags, &api, - error)) + &major_ver, &minor_ver, &renderType, &flags, + &api, &reset, &release, error)) + return NULL; + + if (!dri2_check_no_error(flags, shareList, major_ver, error)) + return NULL; + + /* Check the renderType value */ + if (!validate_renderType_against_config(config_base, renderType)) { + return NULL; + } + + 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) { @@ -451,13 +618,12 @@ drisw_create_context_attribs(struct glx_screen *base, shared = pcp_shared->driContext; } - pcp = Xmalloc(sizeof *pcp); + pcp = calloc(1, sizeof *pcp); if (pcp == NULL) return NULL; - memset(pcp, 0, sizeof *pcp); - if (!glx_context_init(&pcp->base, &psc->base, &config->base)) { - Xfree(pcp); + if (!glx_context_init(&pcp->base, &psc->base, config_base)) { + free(pcp); return NULL; } @@ -465,6 +631,10 @@ 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; @@ -473,19 +643,24 @@ 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; + pcp->driContext = (*psc->swrast->createContextAttribs) (psc->driScreen, api, - config->driConfig, + config ? config->driConfig : 0, shared, num_ctx_attribs / 2, ctx_attribs, error, pcp); if (pcp->driContext == NULL) { - Xfree(pcp); + free(pcp); return NULL; } @@ -503,7 +678,7 @@ driswDestroyDrawable(__GLXDRIdrawable * pdraw) (*psc->core->destroyDrawable) (pdp->driDrawable); XDestroyDrawable(pdp, pdraw->psc->dpy, pdraw->drawable); - Xfree(pdp); + free(pdp); } static __GLXDRIdrawable * @@ -513,19 +688,22 @@ 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; - pdp = Xmalloc(sizeof(*pdp)); + pdp = calloc(1, sizeof(*pdp)); if (!pdp) return NULL; - memset(pdp, 0, sizeof *pdp); pdp->base.xDrawable = xDrawable; pdp->base.drawable = drawable; pdp->base.psc = &psc->base; - XCreateDrawable(pdp, psc->base.dpy, xDrawable, modes->visualID); + ret = XCreateGCs(pdp, psc->base.dpy, xDrawable, modes->visualID); + if (!ret) { + free(pdp); + return NULL; + } /* Create a new drawable */ pdp->driDrawable = @@ -533,7 +711,7 @@ driswCreateDrawable(struct glx_screen *base, XID xDrawable, if (!pdp->driDrawable) { XDestroyDrawable(pdp, psc->base.dpy, xDrawable); - Xfree(pdp); + free(pdp); return NULL; } @@ -544,7 +722,8 @@ driswCreateDrawable(struct glx_screen *base, XID xDrawable, static int64_t driswSwapBuffers(__GLXDRIdrawable * pdraw, - int64_t target_msc, int64_t divisor, int64_t remainder) + int64_t target_msc, int64_t divisor, int64_t remainder, + Bool flush) { struct drisw_drawable *pdp = (struct drisw_drawable *) pdraw; struct drisw_screen *psc = (struct drisw_screen *) pdp->base.psc; @@ -553,11 +732,30 @@ driswSwapBuffers(__GLXDRIdrawable * pdraw, (void) divisor; (void) remainder; + if (flush) { + glFlush(); + } + (*psc->core->swapBuffers) (pdp->driDrawable); return 0; } +static void +driswCopySubBuffer(__GLXDRIdrawable * pdraw, + int x, int y, int width, int height, Bool flush) +{ + struct drisw_drawable *pdp = (struct drisw_drawable *) pdraw; + struct drisw_screen *psc = (struct drisw_screen *) pdp->base.psc; + + if (flush) { + glFlush(); + } + + (*psc->copySubBuffer->copySubBuffer) (pdp->driDrawable, + x, y, width, height); +} + static void driswDestroyScreen(struct glx_screen *base) { @@ -569,24 +767,16 @@ driswDestroyScreen(struct glx_screen *base) psc->driScreen = NULL; if (psc->driver) dlclose(psc->driver); + free(psc); } #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 = { - drisw_create_context, - drisw_create_context_attribs + .create_context = drisw_create_context, + .create_context_attribs = drisw_create_context_attribs, + .query_renderer_integer = drisw_query_renderer_integer, + .query_renderer_string = drisw_query_renderer_string, }; static void @@ -600,21 +790,64 @@ driswBindExtensions(struct drisw_screen *psc, const __DRIextension **extensions) __glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context"); __glXEnableDirectExtension(&psc->base, "GLX_ARB_create_context_profile"); - /* DRISW version >= 2 implies support for OpenGL ES 2.0. + /* DRISW version >= 2 implies support for OpenGL ES. */ + __glXEnableDirectExtension(&psc->base, + "GLX_EXT_create_context_es_profile"); __glXEnableDirectExtension(&psc->base, "GLX_EXT_create_context_es2_profile"); } + if (psc->copySubBuffer) + __glXEnableDirectExtension(&psc->base, "GLX_MESA_copy_sub_buffer"); + /* FIXME: Figure out what other extensions can be ported here from dri2. */ for (i = 0; extensions[i]; i++) { if ((strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0)) { psc->texBuffer = (__DRItexBufferExtension *) extensions[i]; __glXEnableDirectExtension(&psc->base, "GLX_EXT_texture_from_pixmap"); } + /* DRISW version 3 is also required because GLX_MESA_query_renderer + * requires GLX_ARB_create_context_profile. + */ + if (psc->swrast->base.version >= 3 + && 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_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) { @@ -624,32 +857,33 @@ 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 = Xcalloc(1, sizeof *psc); + psc = calloc(1, sizeof *psc); if (psc == NULL) return NULL; - memset(psc, 0, sizeof *psc); if (!glx_screen_init(&psc->base, screen, priv)) { - Xfree(psc); + free(psc); return NULL; } - psc->driver = driOpenSwrast(); - if (psc->driver == NULL) + extensions = driOpenDriver(SWRAST_DRIVER_NAME, &psc->driver); + if (extensions == NULL) goto handle_error; - extensions = dlsym(psc->driver, __DRI_DRIVER_EXTENSIONS); - if (extensions == NULL) { - ErrorMessageF("driver exports no extensions (%s)\n", dlerror()); - 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]; if (strcmp(extensions[i]->name, __DRI_SWRAST) == 0) psc->swrast = (__DRIswrastExtension *) extensions[i]; + if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) + psc->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i]; } if (psc->core == NULL || psc->swrast == NULL) { @@ -657,9 +891,16 @@ driswCreateScreen(int screen, struct glx_display *priv) goto handle_error; } - psc->driScreen = - psc->swrast->createNewScreen(screen, loader_extensions, - &driver_configs, psc); + if (psc->swrast->base.version >= 4) { + psc->driScreen = + psc->swrast->createNewScreen2(screen, loader_extensions_local, + extensions, + &driver_configs, psc); + } else { + psc->driScreen = + psc->swrast->createNewScreen(screen, loader_extensions_local, + &driver_configs, psc); + } if (psc->driScreen == NULL) { ErrorMessageF("failed to create dri screen\n"); goto handle_error; @@ -671,8 +912,10 @@ driswCreateScreen(int screen, struct glx_display *priv) 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; @@ -688,6 +931,9 @@ driswCreateScreen(int screen, struct glx_display *priv) psp->createDrawable = driswCreateDrawable; psp->swapBuffers = driswSwapBuffers; + if (psc->copySubBuffer) + psp->copySubBuffer = driswCopySubBuffer; + return &psc->base; handle_error: @@ -702,7 +948,7 @@ driswCreateScreen(int screen, struct glx_display *priv) if (psc->driver) dlclose(psc->driver); glx_screen_cleanup(&psc->base); - Xfree(psc); + free(psc); CriticalErrorMessageF("failed to load driver: %s\n", SWRAST_DRIVER_NAME); @@ -714,7 +960,7 @@ driswCreateScreen(int screen, struct glx_display *priv) static void driswDestroyDisplay(__GLXDRIdisplay * dpy) { - Xfree(dpy); + free(dpy); } /* @@ -727,7 +973,7 @@ driswCreateDisplay(Display * dpy) { struct drisw_display *pdpyp; - pdpyp = Xmalloc(sizeof *pdpyp); + pdpyp = malloc(sizeof *pdpyp); if (pdpyp == NULL) return NULL;