diff options
Diffstat (limited to 'src/glx/x11')
-rw-r--r-- | src/glx/x11/drisw_glx.c | 592 |
1 files changed, 298 insertions, 294 deletions
diff --git a/src/glx/x11/drisw_glx.c b/src/glx/x11/drisw_glx.c index 9b17a3b46ec..78ed32f497f 100644 --- a/src/glx/x11/drisw_glx.c +++ b/src/glx/x11/drisw_glx.c @@ -34,395 +34,398 @@ typedef struct __GLXDRIdisplayPrivateRec __GLXDRIdisplayPrivate; typedef struct __GLXDRIcontextPrivateRec __GLXDRIcontextPrivate; typedef struct __GLXDRIdrawablePrivateRec __GLXDRIdrawablePrivate; -struct __GLXDRIdisplayPrivateRec { - __GLXDRIdisplay base; +struct __GLXDRIdisplayPrivateRec +{ + __GLXDRIdisplay base; }; -struct __GLXDRIcontextPrivateRec { - __GLXDRIcontext base; - __DRIcontext *driContext; - __GLXscreenConfigs *psc; +struct __GLXDRIcontextPrivateRec +{ + __GLXDRIcontext base; + __DRIcontext *driContext; + __GLXscreenConfigs *psc; }; -struct __GLXDRIdrawablePrivateRec { - __GLXDRIdrawable base; +struct __GLXDRIdrawablePrivateRec +{ + __GLXDRIdrawable base; - GC gc; - GC swapgc; + GC gc; + GC swapgc; - XVisualInfo *visinfo; - XImage *ximage; - int bpp; + XVisualInfo *visinfo; + XImage *ximage; + int bpp; }; /** * swrast loader functions */ -static Bool XCreateDrawable(__GLXDRIdrawablePrivate *pdp, - Display *dpy, XID drawable, int visualid) +static Bool +XCreateDrawable(__GLXDRIdrawablePrivate * pdp, + Display * dpy, XID drawable, int visualid) { - 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); - - /* create XImage */ - visTemp.screen = DefaultScreen(dpy); - visTemp.visualid = visualid; - visMask = (VisualScreenMask | VisualIDMask); - pdp->visinfo = XGetVisualInfo(dpy, visMask, &visTemp, &num_visuals); - - pdp->ximage = XCreateImage(dpy, - pdp->visinfo->visual, - pdp->visinfo->depth, - ZPixmap, 0, /* format, offset */ - NULL, /* data */ - 0, 0, /* size */ - 32, /* bitmap_pad */ - 0); /* bytes_per_line */ - - /* get the true number of bits per pixel */ - pdp->bpp = pdp->ximage->bits_per_pixel; - - return True; + 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); + + /* create XImage */ + visTemp.screen = DefaultScreen(dpy); + visTemp.visualid = visualid; + visMask = (VisualScreenMask | VisualIDMask); + pdp->visinfo = XGetVisualInfo(dpy, visMask, &visTemp, &num_visuals); + + pdp->ximage = XCreateImage(dpy, pdp->visinfo->visual, pdp->visinfo->depth, ZPixmap, 0, /* format, offset */ + NULL, /* data */ + 0, 0, /* size */ + 32, /* bitmap_pad */ + 0); /* bytes_per_line */ + + /* get the true number of bits per pixel */ + pdp->bpp = pdp->ximage->bits_per_pixel; + + return True; } -static void XDestroyDrawable(__GLXDRIdrawablePrivate *pdp, - Display *dpy, XID drawable) +static void +XDestroyDrawable(__GLXDRIdrawablePrivate * pdp, Display * dpy, XID drawable) { - XDestroyImage(pdp->ximage); - XFree(pdp->visinfo); + XDestroyImage(pdp->ximage); + XFree(pdp->visinfo); - XFreeGC(dpy, pdp->gc); - XFreeGC(dpy, pdp->swapgc); + XFreeGC(dpy, pdp->gc); + XFreeGC(dpy, pdp->swapgc); } static void -swrastGetDrawableInfo(__DRIdrawable *draw, - int *x, int *y, int *w, int *h, - void *loaderPrivate) +swrastGetDrawableInfo(__DRIdrawable * draw, + int *x, int *y, int *w, int *h, void *loaderPrivate) { - __GLXDRIdrawablePrivate *pdp = loaderPrivate; - __GLXDRIdrawable *pdraw = &(pdp->base);; - Display *dpy = pdraw->psc->dpy; - Drawable drawable; + __GLXDRIdrawablePrivate *pdp = loaderPrivate; + __GLXDRIdrawable *pdraw = &(pdp->base);; + Display *dpy = pdraw->psc->dpy; + Drawable drawable; - Window root; - Status stat; - unsigned int bw, depth; + Window root; + Status stat; + unsigned int bw, depth; - drawable = pdraw->xDrawable; + drawable = pdraw->xDrawable; - stat = XGetGeometry(dpy, drawable, &root, - x, y, (unsigned int *)w, (unsigned int *)h, - &bw, &depth); + stat = XGetGeometry(dpy, drawable, &root, + x, y, (unsigned int *) w, (unsigned int *) h, + &bw, &depth); } static inline int bytes_per_line(int w, int bpp, unsigned mul) { - unsigned mask = mul - 1; + unsigned mask = mul - 1; - return ((w * bpp + mask) & ~mask) / 8; + return ((w * bpp + mask) & ~mask) / 8; } static void -swrastPutImage(__DRIdrawable *draw, int op, - int x, int y, int w, int h, char *data, - void *loaderPrivate) +swrastPutImage(__DRIdrawable * draw, int op, + int x, int y, int w, int h, char *data, void *loaderPrivate) { - __GLXDRIdrawablePrivate *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; - } - - drawable = pdraw->xDrawable; - - ximage = pdp->ximage; - ximage->data = data; - ximage->width = w; - ximage->height = h; - ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32); - - XPutImage(dpy, drawable, gc, ximage, 0, 0, x, y, w, h); - - ximage->data = NULL; + __GLXDRIdrawablePrivate *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; + } + + drawable = pdraw->xDrawable; + + ximage = pdp->ximage; + ximage->data = data; + ximage->width = w; + ximage->height = h; + ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32); + + XPutImage(dpy, drawable, gc, ximage, 0, 0, x, y, w, h); + + ximage->data = NULL; } static void -swrastGetImage(__DRIdrawable *draw, - int x, int y, int w, int h, char *data, - void *loaderPrivate) +swrastGetImage(__DRIdrawable * draw, + int x, int y, int w, int h, char *data, void *loaderPrivate) { - __GLXDRIdrawablePrivate *pdp = loaderPrivate; - __GLXDRIdrawable *pdraw = &(pdp->base);; - Display *dpy = pdraw->psc->dpy; - Drawable drawable; - XImage *ximage; + __GLXDRIdrawablePrivate *pdp = loaderPrivate; + __GLXDRIdrawable *pdraw = &(pdp->base);; + Display *dpy = pdraw->psc->dpy; + Drawable drawable; + XImage *ximage; - drawable = pdraw->xDrawable; + drawable = pdraw->xDrawable; - ximage = pdp->ximage; - ximage->data = data; - ximage->width = w; - ximage->height = h; - ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32); + ximage = pdp->ximage; + ximage->data = data; + ximage->width = w; + ximage->height = h; + ximage->bytes_per_line = bytes_per_line(w, pdp->bpp, 32); - XGetSubImage(dpy, drawable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0); + XGetSubImage(dpy, drawable, x, y, w, h, ~0L, ZPixmap, ximage, 0, 0); - ximage->data = NULL; + ximage->data = NULL; } static const __DRIswrastLoaderExtension swrastLoaderExtension = { - { __DRI_SWRAST_LOADER, __DRI_SWRAST_LOADER_VERSION }, - swrastGetDrawableInfo, - swrastPutImage, - swrastGetImage + {__DRI_SWRAST_LOADER, __DRI_SWRAST_LOADER_VERSION}, + swrastGetDrawableInfo, + swrastPutImage, + swrastGetImage }; static const __DRIextension *loader_extensions[] = { - &systemTimeExtension.base, - &swrastLoaderExtension.base, - NULL + &systemTimeExtension.base, + &swrastLoaderExtension.base, + NULL }; /** * GLXDRI functions */ -static void driDestroyContext(__GLXDRIcontext *context, - __GLXscreenConfigs *psc, Display *dpy) +static void +driDestroyContext(__GLXDRIcontext * context, + __GLXscreenConfigs * psc, Display * dpy) { - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; + __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; + const __DRIcoreExtension *core = pcp->psc->core; - (*core->destroyContext)(pcp->driContext); + (*core->destroyContext) (pcp->driContext); - Xfree(pcp); + Xfree(pcp); } -static Bool driBindContext(__GLXDRIcontext *context, - __GLXDRIdrawable *draw, __GLXDRIdrawable *read) +static Bool +driBindContext(__GLXDRIcontext * context, + __GLXDRIdrawable * draw, __GLXDRIdrawable * read) { - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; + __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; + const __DRIcoreExtension *core = pcp->psc->core; - return (*core->bindContext)(pcp->driContext, - draw->driDrawable, - read->driDrawable); + return (*core->bindContext) (pcp->driContext, + draw->driDrawable, read->driDrawable); } -static void driUnbindContext(__GLXDRIcontext *context) +static void +driUnbindContext(__GLXDRIcontext * context) { - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; + __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; + const __DRIcoreExtension *core = pcp->psc->core; - (*core->unbindContext)(pcp->driContext); + (*core->unbindContext) (pcp->driContext); } -static __GLXDRIcontext *driCreateContext(__GLXscreenConfigs *psc, - const __GLcontextModes *mode, - GLXContext gc, - GLXContext shareList, int renderType) +static __GLXDRIcontext * +driCreateContext(__GLXscreenConfigs * psc, + const __GLcontextModes * mode, + GLXContext gc, GLXContext shareList, int renderType) { - __GLXDRIcontextPrivate *pcp, *pcp_shared; - __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode; - const __DRIcoreExtension *core = psc->core; - __DRIcontext *shared = NULL; - - if (!psc || !psc->driScreen) - return NULL; - - if (shareList) { - pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext; - shared = pcp_shared->driContext; - } - - pcp = Xmalloc(sizeof *pcp); - if (pcp == NULL) - return NULL; - - pcp->psc = psc; - pcp->driContext = - (*core->createNewContext)(psc->__driScreen, - config->driConfig, shared, pcp); - if (pcp->driContext == NULL) { - Xfree(pcp); - return NULL; - } - - pcp->base.destroyContext = driDestroyContext; - pcp->base.bindContext = driBindContext; - pcp->base.unbindContext = driUnbindContext; - - return &pcp->base; + __GLXDRIcontextPrivate *pcp, *pcp_shared; + __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode; + const __DRIcoreExtension *core = psc->core; + __DRIcontext *shared = NULL; + + if (!psc || !psc->driScreen) + return NULL; + + if (shareList) { + pcp_shared = (__GLXDRIcontextPrivate *) shareList->driContext; + shared = pcp_shared->driContext; + } + + pcp = Xmalloc(sizeof *pcp); + if (pcp == NULL) + return NULL; + + pcp->psc = psc; + pcp->driContext = + (*core->createNewContext) (psc->__driScreen, + config->driConfig, shared, pcp); + if (pcp->driContext == NULL) { + Xfree(pcp); + return NULL; + } + + pcp->base.destroyContext = driDestroyContext; + pcp->base.bindContext = driBindContext; + pcp->base.unbindContext = driUnbindContext; + + return &pcp->base; } -static void driDestroyDrawable(__GLXDRIdrawable *pdraw) +static void +driDestroyDrawable(__GLXDRIdrawable * pdraw) { - __GLXDRIdrawablePrivate *pdp = (__GLXDRIdrawablePrivate *) pdraw; - const __DRIcoreExtension *core = pdraw->psc->core; + __GLXDRIdrawablePrivate *pdp = (__GLXDRIdrawablePrivate *) pdraw; + const __DRIcoreExtension *core = pdraw->psc->core; - (*core->destroyDrawable)(pdraw->driDrawable); + (*core->destroyDrawable) (pdraw->driDrawable); - XDestroyDrawable(pdp, pdraw->psc->dpy, pdraw->drawable); - Xfree(pdp); + XDestroyDrawable(pdp, pdraw->psc->dpy, pdraw->drawable); + Xfree(pdp); } -static __GLXDRIdrawable *driCreateDrawable(__GLXscreenConfigs *psc, - XID xDrawable, - GLXDrawable drawable, - const __GLcontextModes *modes) +static __GLXDRIdrawable * +driCreateDrawable(__GLXscreenConfigs * psc, + XID xDrawable, + GLXDrawable drawable, const __GLcontextModes * modes) { - __GLXDRIdrawable *pdraw; - __GLXDRIdrawablePrivate *pdp; - __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes; - const __DRIswrastExtension *swrast = psc->swrast; + __GLXDRIdrawable *pdraw; + __GLXDRIdrawablePrivate *pdp; + __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes; + const __DRIswrastExtension *swrast = psc->swrast; - /* Old dri can't handle GLX 1.3+ drawable constructors. */ - if (xDrawable != drawable) - return NULL; + /* Old dri can't handle GLX 1.3+ drawable constructors. */ + if (xDrawable != drawable) + return NULL; - pdp = Xmalloc(sizeof(*pdp)); - if (!pdp) - return NULL; + pdp = Xmalloc(sizeof(*pdp)); + if (!pdp) + return NULL; - pdraw = &(pdp->base); - pdraw->xDrawable = xDrawable; - pdraw->drawable = drawable; - pdraw->psc = psc; + pdraw = &(pdp->base); + pdraw->xDrawable = xDrawable; + pdraw->drawable = drawable; + pdraw->psc = psc; - XCreateDrawable(pdp, psc->dpy, xDrawable, modes->visualID); + XCreateDrawable(pdp, psc->dpy, xDrawable, modes->visualID); - /* Create a new drawable */ - pdraw->driDrawable = - (*swrast->createNewDrawable)(psc->__driScreen, - config->driConfig, - pdp); + /* Create a new drawable */ + pdraw->driDrawable = + (*swrast->createNewDrawable) (psc->__driScreen, config->driConfig, pdp); - if (!pdraw->driDrawable) { - XDestroyDrawable(pdp, psc->dpy, xDrawable); - Xfree(pdp); - return NULL; - } + if (!pdraw->driDrawable) { + XDestroyDrawable(pdp, psc->dpy, xDrawable); + Xfree(pdp); + return NULL; + } - pdraw->destroyDrawable = driDestroyDrawable; + pdraw->destroyDrawable = driDestroyDrawable; - return pdraw; + return pdraw; } -static void driSwapBuffers(__GLXDRIdrawable *pdraw) +static void +driSwapBuffers(__GLXDRIdrawable * pdraw) { - (*pdraw->psc->core->swapBuffers)(pdraw->driDrawable); + (*pdraw->psc->core->swapBuffers) (pdraw->driDrawable); } -static void driDestroyScreen(__GLXscreenConfigs *psc) +static void +driDestroyScreen(__GLXscreenConfigs * psc) { - /* Free the direct rendering per screen data */ - (*psc->core->destroyScreen)(psc->__driScreen); - psc->__driScreen = NULL; - if (psc->driver) - dlclose(psc->driver); + /* Free the direct rendering per screen data */ + (*psc->core->destroyScreen) (psc->__driScreen); + psc->__driScreen = NULL; + if (psc->driver) + dlclose(psc->driver); } -static __GLXDRIscreen *driCreateScreen(__GLXscreenConfigs *psc, int screen, - __GLXdisplayPrivate *priv) +static __GLXDRIscreen * +driCreateScreen(__GLXscreenConfigs * psc, int screen, + __GLXdisplayPrivate * priv) { - __GLXDRIscreen *psp; - const __DRIconfig **driver_configs; - const __DRIextension **extensions; - const char *driverName = "swrast"; - int i; - - psp = Xmalloc(sizeof *psp); - if (psp == NULL) - return NULL; - - /* Initialize per screen dynamic client GLX extensions */ - psc->ext_list_first_time = GL_TRUE; - - psc->driver = driOpenDriver(driverName); - if (psc->driver == 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; - } - - 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 (psc->core == NULL || psc->swrast == NULL) { - ErrorMessageF("core dri extension not found\n"); - goto handle_error; - } - - psc->__driScreen = - psc->swrast->createNewScreen(screen, - loader_extensions, &driver_configs, psc); - if (psc->__driScreen == NULL) { - ErrorMessageF("failed to create dri screen\n"); - goto handle_error; - } - - driBindExtensions(psc, 0); - - psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs); - psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs); - - psp->destroyScreen = driDestroyScreen; - psp->createContext = driCreateContext; - psp->createDrawable = driCreateDrawable; - psp->swapBuffers = driSwapBuffers; - - return psp; + __GLXDRIscreen *psp; + const __DRIconfig **driver_configs; + const __DRIextension **extensions; + const char *driverName = "swrast"; + int i; + + psp = Xmalloc(sizeof *psp); + if (psp == NULL) + return NULL; + + /* Initialize per screen dynamic client GLX extensions */ + psc->ext_list_first_time = GL_TRUE; + + psc->driver = driOpenDriver(driverName); + if (psc->driver == 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; + } + + 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 (psc->core == NULL || psc->swrast == NULL) { + ErrorMessageF("core dri extension not found\n"); + goto handle_error; + } + + psc->__driScreen = + psc->swrast->createNewScreen(screen, + loader_extensions, &driver_configs, psc); + if (psc->__driScreen == NULL) { + ErrorMessageF("failed to create dri screen\n"); + goto handle_error; + } + + driBindExtensions(psc, 0); + + psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs); + psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs); + + psp->destroyScreen = driDestroyScreen; + psp->createContext = driCreateContext; + psp->createDrawable = driCreateDrawable; + psp->swapBuffers = driSwapBuffers; + + return psp; handle_error: - Xfree(psp); + Xfree(psp); - if (psc->driver) - dlclose(psc->driver); + if (psc->driver) + dlclose(psc->driver); - ErrorMessageF("reverting to indirect rendering\n"); + ErrorMessageF("reverting to indirect rendering\n"); - return NULL; + return NULL; } /* Called from __glXFreeDisplayPrivate. */ -static void driDestroyDisplay(__GLXDRIdisplay *dpy) +static void +driDestroyDisplay(__GLXDRIdisplay * dpy) { - Xfree(dpy); + Xfree(dpy); } /* @@ -430,18 +433,19 @@ static void driDestroyDisplay(__GLXDRIdisplay *dpy) * This is called from __glXInitialize() when we are given a new * display pointer. */ -_X_HIDDEN __GLXDRIdisplay *driswCreateDisplay(Display *dpy) +_X_HIDDEN __GLXDRIdisplay * +driswCreateDisplay(Display * dpy) { - __GLXDRIdisplayPrivate *pdpyp; + __GLXDRIdisplayPrivate *pdpyp; - pdpyp = Xmalloc(sizeof *pdpyp); - if (pdpyp == NULL) - return NULL; + pdpyp = Xmalloc(sizeof *pdpyp); + if (pdpyp == NULL) + return NULL; - pdpyp->base.destroyDisplay = driDestroyDisplay; - pdpyp->base.createScreen = driCreateScreen; + pdpyp->base.destroyDisplay = driDestroyDisplay; + pdpyp->base.createScreen = driCreateScreen; - return &pdpyp->base; + return &pdpyp->base; } #endif /* GLX_DIRECT_RENDERING */ |