diff options
Diffstat (limited to 'src/glx/x11/dri2_glx.c')
| -rw-r--r-- | src/glx/x11/dri2_glx.c | 666 |
1 files changed, 0 insertions, 666 deletions
diff --git a/src/glx/x11/dri2_glx.c b/src/glx/x11/dri2_glx.c deleted file mode 100644 index 15a3ea5907..0000000000 --- a/src/glx/x11/dri2_glx.c +++ /dev/null @@ -1,666 +0,0 @@ -/* - * Copyright © 2008 Red Hat, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Soft- - * ware"), to deal in the Software without restriction, including without - * limitation the rights to use, copy, modify, merge, publish, distribute, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, provided that the above copyright - * notice(s) and this permission notice appear in all copies of the Soft- - * ware and that both the above copyright notice(s) and this permission - * notice appear in supporting documentation. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS - * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- - * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY - * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN - * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE- - * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, - * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER - * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR- - * MANCE OF THIS SOFTWARE. - * - * Except as contained in this notice, the name of a copyright holder shall - * not be used in advertising or otherwise to promote the sale, use or - * other dealings in this Software without prior written authorization of - * the copyright holder. - * - * Authors: - * Kristian Høgsberg (krh@redhat.com) - */ - -#ifdef GLX_DIRECT_RENDERING - -#include <X11/Xlib.h> -#include <X11/extensions/Xfixes.h> -#include <X11/extensions/Xdamage.h> -#include "glapi.h" -#include "glxclient.h" -#include <X11/extensions/dri2proto.h> -#include "xf86dri.h" -#include <dlfcn.h> -#include <fcntl.h> -#include <unistd.h> -#include <sys/types.h> -#include <sys/mman.h> -#include "xf86drm.h" -#include "dri2.h" -#include "dri_common.h" -#include "../../mesa/drivers/dri/common/dri_util.h" - -#undef DRI2_MINOR -#define DRI2_MINOR 1 - -typedef struct __GLXDRIdisplayPrivateRec __GLXDRIdisplayPrivate; -typedef struct __GLXDRIcontextPrivateRec __GLXDRIcontextPrivate; -typedef struct __GLXDRIdrawablePrivateRec __GLXDRIdrawablePrivate; - -struct __GLXDRIdisplayPrivateRec -{ - __GLXDRIdisplay base; - - /* - ** XFree86-DRI version information - */ - int driMajor; - int driMinor; - int driPatch; - int swapAvailable; -}; - -struct __GLXDRIcontextPrivateRec -{ - __GLXDRIcontext base; - __DRIcontext *driContext; - __GLXscreenConfigs *psc; -}; - -struct __GLXDRIdrawablePrivateRec -{ - __GLXDRIdrawable base; - __DRIbuffer buffers[5]; - int bufferCount; - int width, height; - int have_back; - int have_fake_front; - int swap_interval; -}; - -static void dri2WaitX(__GLXDRIdrawable * pdraw); - -static void -dri2DestroyContext(__GLXDRIcontext * context, - __GLXscreenConfigs * psc, Display * dpy) -{ - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; - - (*core->destroyContext) (pcp->driContext); - - Xfree(pcp); -} - -static Bool -dri2BindContext(__GLXDRIcontext * context, - __GLXDRIdrawable * draw, __GLXDRIdrawable * read) -{ - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; - - return (*core->bindContext) (pcp->driContext, - draw->driDrawable, read->driDrawable); -} - -static void -dri2UnbindContext(__GLXDRIcontext * context) -{ - __GLXDRIcontextPrivate *pcp = (__GLXDRIcontextPrivate *) context; - const __DRIcoreExtension *core = pcp->psc->core; - - (*core->unbindContext) (pcp->driContext); -} - -static __GLXDRIcontext * -dri2CreateContext(__GLXscreenConfigs * psc, - const __GLcontextModes * mode, - GLXContext gc, GLXContext shareList, int renderType) -{ - __GLXDRIcontextPrivate *pcp, *pcp_shared; - __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) mode; - __DRIcontext *shared = 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 = - (*psc->dri2->createNewContext) (psc->__driScreen, - config->driConfig, shared, pcp); - gc->__driContext = pcp->driContext; - - if (pcp->driContext == NULL) { - Xfree(pcp); - return NULL; - } - - pcp->base.destroyContext = dri2DestroyContext; - pcp->base.bindContext = dri2BindContext; - pcp->base.unbindContext = dri2UnbindContext; - - return &pcp->base; -} - -static void -dri2DestroyDrawable(__GLXDRIdrawable * pdraw) -{ - const __DRIcoreExtension *core = pdraw->psc->core; - - (*core->destroyDrawable) (pdraw->driDrawable); - DRI2DestroyDrawable(pdraw->psc->dpy, pdraw->xDrawable); - Xfree(pdraw); -} - -static __GLXDRIdrawable * -dri2CreateDrawable(__GLXscreenConfigs * psc, - XID xDrawable, - GLXDrawable drawable, const __GLcontextModes * modes) -{ - __GLXDRIdrawablePrivate *pdraw; - __GLXDRIconfigPrivate *config = (__GLXDRIconfigPrivate *) modes; - - pdraw = Xmalloc(sizeof(*pdraw)); - if (!pdraw) - return NULL; - - pdraw->base.destroyDrawable = dri2DestroyDrawable; - pdraw->base.xDrawable = xDrawable; - pdraw->base.drawable = drawable; - pdraw->base.psc = psc; - pdraw->bufferCount = 0; - - DRI2CreateDrawable(psc->dpy, xDrawable); - - /* Create a new drawable */ - pdraw->base.driDrawable = - (*psc->dri2->createNewDrawable) (psc->__driScreen, - config->driConfig, pdraw); - - if (!pdraw->base.driDrawable) { - DRI2DestroyDrawable(psc->dpy, xDrawable); - Xfree(pdraw); - return NULL; - } - - return &pdraw->base; -} - -static int -dri2DrawableGetMSC(__GLXscreenConfigs *psc, __GLXDRIdrawable *pdraw, - int64_t *ust, int64_t *msc, int64_t *sbc) -{ - return DRI2GetMSC(psc->dpy, pdraw->xDrawable, ust, msc, sbc); -} - -static int -dri2WaitForMSC(__GLXDRIdrawable *pdraw, int64_t target_msc, int64_t divisor, - int64_t remainder, int64_t *ust, int64_t *msc, int64_t *sbc) -{ - return DRI2WaitMSC(pdraw->psc->dpy, pdraw->xDrawable, target_msc, divisor, - remainder, ust, msc, sbc); -} - -static int -dri2WaitForSBC(__GLXDRIdrawable *pdraw, int64_t target_sbc, int64_t *ust, - int64_t *msc, int64_t *sbc) -{ - return DRI2WaitSBC(pdraw->psc->dpy, pdraw->xDrawable, target_sbc, ust, msc, - sbc); -} - -static void -dri2CopySubBuffer(__GLXDRIdrawable *pdraw, int x, int y, int width, int height) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - XRectangle xrect; - XserverRegion region; - - /* Check we have the right attachments */ - if (!priv->have_back) - return; - - xrect.x = x; - xrect.y = priv->height - y - height; - xrect.width = width; - xrect.height = height; - -#ifdef __DRI2_FLUSH - if (pdraw->psc->f) - (*pdraw->psc->f->flush) (pdraw->driDrawable); -#endif - - region = XFixesCreateRegion(pdraw->psc->dpy, &xrect, 1); - /* should get a fence ID back from here at some point */ - DRI2CopyRegion(pdraw->psc->dpy, pdraw->xDrawable, region, - DRI2BufferFrontLeft, DRI2BufferBackLeft); - XFixesDestroyRegion(pdraw->psc->dpy, region); - - /* Refresh the fake front (if present) after we just damaged the real - * front. - */ - dri2WaitX(pdraw); -} - -static void -dri2WaitX(__GLXDRIdrawable *pdraw) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - XRectangle xrect; - XserverRegion region; - - /* Check we have the right attachments */ - if (!priv->have_fake_front) - return; - - xrect.x = 0; - xrect.y = 0; - xrect.width = priv->width; - xrect.height = priv->height; - -#ifdef __DRI2_FLUSH - if (pdraw->psc->f) - (*pdraw->psc->f->flush) (pdraw->driDrawable); -#endif - - region = XFixesCreateRegion(pdraw->psc->dpy, &xrect, 1); - DRI2CopyRegion(pdraw->psc->dpy, pdraw->xDrawable, region, - DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft); - XFixesDestroyRegion(pdraw->psc->dpy, region); -} - -static void -dri2WaitGL(__GLXDRIdrawable * pdraw) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - XRectangle xrect; - XserverRegion region; - - if (!priv->have_fake_front) - return; - - xrect.x = 0; - xrect.y = 0; - xrect.width = priv->width; - xrect.height = priv->height; - -#ifdef __DRI2_FLUSH - if (pdraw->psc->f) - (*pdraw->psc->f->flush) (pdraw->driDrawable); -#endif - - region = XFixesCreateRegion(pdraw->psc->dpy, &xrect, 1); - DRI2CopyRegion(pdraw->psc->dpy, pdraw->xDrawable, region, - DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); - XFixesDestroyRegion(pdraw->psc->dpy, region); -} - - -static void -dri2FlushFrontBuffer(__DRIdrawable * driDrawable, void *loaderPrivate) -{ - (void) driDrawable; - dri2WaitGL((__GLXDRIdrawable *) loaderPrivate); -} - - -static void -dri2DestroyScreen(__GLXscreenConfigs * psc) -{ - /* Free the direct rendering per screen data */ - (*psc->core->destroyScreen) (psc->__driScreen); - close(psc->fd); - psc->__driScreen = NULL; -} - -/** - * Process list of buffer received from the server - * - * Processes the list of buffers received in a reply from the server to either - * \c DRI2GetBuffers or \c DRI2GetBuffersWithFormat. - */ -static void -process_buffers(__GLXDRIdrawablePrivate * pdraw, DRI2Buffer * buffers, - unsigned count) -{ - int i; - - pdraw->bufferCount = count; - pdraw->have_fake_front = 0; - pdraw->have_back = 0; - - /* This assumes the DRI2 buffer attachment tokens matches the - * __DRIbuffer tokens. */ - for (i = 0; i < count; i++) { - pdraw->buffers[i].attachment = buffers[i].attachment; - pdraw->buffers[i].name = buffers[i].name; - pdraw->buffers[i].pitch = buffers[i].pitch; - pdraw->buffers[i].cpp = buffers[i].cpp; - pdraw->buffers[i].flags = buffers[i].flags; - if (pdraw->buffers[i].attachment == __DRI_BUFFER_FAKE_FRONT_LEFT) - pdraw->have_fake_front = 1; - if (pdraw->buffers[i].attachment == __DRI_BUFFER_BACK_LEFT) - pdraw->have_back = 1; - } - -} - -static int64_t -dri2SwapBuffers(__GLXDRIdrawable *pdraw, int64_t target_msc, int64_t divisor, - int64_t remainder) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - __GLXdisplayPrivate *dpyPriv = __glXInitialize(priv->base.psc->dpy); - __GLXDRIdisplayPrivate *pdp = - (__GLXDRIdisplayPrivate *)dpyPriv->dri2Display; - int64_t ret; - -#ifdef __DRI2_FLUSH - if (pdraw->psc->f) - (*pdraw->psc->f->flush)(pdraw->driDrawable); -#endif - - /* Old servers can't handle swapbuffers */ - if (!pdp->swapAvailable) { - dri2CopySubBuffer(pdraw, 0, 0, priv->width, priv->height); - return 0; - } - -#ifdef X_DRI2SwapBuffers - DRI2SwapBuffers(pdraw->psc->dpy, pdraw->xDrawable, target_msc, divisor, - remainder, &ret); -#endif - -#if __DRI2_FLUSH_VERSION >= 2 - if (pdraw->psc->f) - (*pdraw->psc->f->flushInvalidate)(pdraw->driDrawable); -#endif - - return ret; -} - -static __DRIbuffer * -dri2GetBuffers(__DRIdrawable * driDrawable, - int *width, int *height, - unsigned int *attachments, int count, - int *out_count, void *loaderPrivate) -{ - __GLXDRIdrawablePrivate *pdraw = loaderPrivate; - DRI2Buffer *buffers; - - buffers = DRI2GetBuffers(pdraw->base.psc->dpy, pdraw->base.xDrawable, - width, height, attachments, count, out_count); - if (buffers == NULL) - return NULL; - - pdraw->width = *width; - pdraw->height = *height; - process_buffers(pdraw, buffers, *out_count); - - Xfree(buffers); - - return pdraw->buffers; -} - -static __DRIbuffer * -dri2GetBuffersWithFormat(__DRIdrawable * driDrawable, - int *width, int *height, - unsigned int *attachments, int count, - int *out_count, void *loaderPrivate) -{ - __GLXDRIdrawablePrivate *pdraw = loaderPrivate; - DRI2Buffer *buffers; - - buffers = DRI2GetBuffersWithFormat(pdraw->base.psc->dpy, - pdraw->base.xDrawable, - width, height, attachments, - count, out_count); - if (buffers == NULL) - return NULL; - - pdraw->width = *width; - pdraw->height = *height; - process_buffers(pdraw, buffers, *out_count); - - Xfree(buffers); - - return pdraw->buffers; -} - -static void -dri2SetSwapInterval(__GLXDRIdrawable *pdraw, int interval) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - - DRI2SwapInterval(priv->base.psc->dpy, pdraw->xDrawable, interval); - priv->swap_interval = interval; -} - -static unsigned int -dri2GetSwapInterval(__GLXDRIdrawable *pdraw) -{ - __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; - - return priv->swap_interval; -} - -static const __DRIdri2LoaderExtension dri2LoaderExtension = { - {__DRI_DRI2_LOADER, __DRI_DRI2_LOADER_VERSION}, - dri2GetBuffers, - dri2FlushFrontBuffer, - dri2GetBuffersWithFormat, -}; - -static const __DRIdri2LoaderExtension dri2LoaderExtension_old = { - {__DRI_DRI2_LOADER, __DRI_DRI2_LOADER_VERSION}, - dri2GetBuffers, - dri2FlushFrontBuffer, - NULL, -}; - -static const __DRIextension *loader_extensions[] = { - &dri2LoaderExtension.base, - &systemTimeExtension.base, - NULL -}; - -static const __DRIextension *loader_extensions_old[] = { - &dri2LoaderExtension_old.base, - &systemTimeExtension.base, - NULL -}; - -static __GLXDRIscreen * -dri2CreateScreen(__GLXscreenConfigs * psc, int screen, - __GLXdisplayPrivate * priv) -{ - const __DRIconfig **driver_configs; - const __DRIextension **extensions; - const __GLXDRIdisplayPrivate *const pdp = (__GLXDRIdisplayPrivate *) - priv->dri2Display; - __GLXDRIscreen *psp; - char *driverName, *deviceName; - drm_magic_t magic; - 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; - - if (!DRI2Connect(psc->dpy, RootWindow(psc->dpy, screen), - &driverName, &deviceName)) { - XFree(psp); - return NULL; - } - - psc->driver = driOpenDriver(driverName); - if (psc->driver == NULL) { - ErrorMessageF("driver pointer missing\n"); - 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_DRI2) == 0) - psc->dri2 = (__DRIdri2Extension *) extensions[i]; - } - - if (psc->core == NULL || psc->dri2 == NULL) { - ErrorMessageF("core dri or dri2 extension not found\n"); - goto handle_error; - } - - psc->fd = open(deviceName, O_RDWR); - if (psc->fd < 0) { - ErrorMessageF("failed to open drm device: %s\n", strerror(errno)); - goto handle_error; - } - - if (drmGetMagic(psc->fd, &magic)) { - ErrorMessageF("failed to get magic\n"); - goto handle_error; - } - - if (!DRI2Authenticate(psc->dpy, RootWindow(psc->dpy, screen), magic)) { - ErrorMessageF("failed to authenticate magic %d\n", magic); - goto handle_error; - } - - /* If the server does not support the protocol for - * DRI2GetBuffersWithFormat, don't supply that interface to the driver. - */ - psc->__driScreen = - psc->dri2->createNewScreen(screen, psc->fd, ((pdp->driMinor < 1) - ? loader_extensions_old - : loader_extensions), - &driver_configs, psc); - - if (psc->__driScreen == NULL) { - ErrorMessageF("failed to create dri screen\n"); - goto handle_error; - } - - driBindCommonExtensions(psc); - dri2BindExtensions(psc); - - psc->configs = driConvertConfigs(psc->core, psc->configs, driver_configs); - psc->visuals = driConvertConfigs(psc->core, psc->visuals, driver_configs); - - psc->driver_configs = driver_configs; - - psp->destroyScreen = dri2DestroyScreen; - psp->createContext = dri2CreateContext; - psp->createDrawable = dri2CreateDrawable; - psp->swapBuffers = dri2SwapBuffers; - psp->waitGL = dri2WaitGL; - psp->waitX = dri2WaitX; - psp->getDrawableMSC = NULL; - psp->waitForMSC = NULL; - psp->waitForSBC = NULL; - psp->setSwapInterval = NULL; - psp->getSwapInterval = NULL; - - if (pdp->driMinor >= 2) { -#ifdef X_DRI2GetMSC - psp->getDrawableMSC = dri2DrawableGetMSC; -#endif -#ifdef X_DRI2WaitMSC - psp->waitForMSC = dri2WaitForMSC; - psp->waitForSBC = dri2WaitForSBC; -#endif -#ifdef X_DRI2SwapInterval - psp->setSwapInterval = dri2SetSwapInterval; - psp->getSwapInterval = dri2GetSwapInterval; -#endif - } - - /* DRI2 suports SubBuffer through DRI2CopyRegion, so it's always - * available.*/ - psp->copySubBuffer = dri2CopySubBuffer; - __glXEnableDirectExtension(psc, "GLX_MESA_copy_sub_buffer"); - - Xfree(driverName); - Xfree(deviceName); - - return psp; - -handle_error: - Xfree(driverName); - Xfree(deviceName); - XFree(psp); - - /* FIXME: clean up here */ - - return NULL; -} - -/* Called from __glXFreeDisplayPrivate. - */ -static void -dri2DestroyDisplay(__GLXDRIdisplay * dpy) -{ - Xfree(dpy); -} - -/* - * Allocate, initialize and return a __DRIdisplayPrivate object. - * This is called from __glXInitialize() when we are given a new - * display pointer. - */ -_X_HIDDEN __GLXDRIdisplay * -dri2CreateDisplay(Display * dpy) -{ - __GLXDRIdisplayPrivate *pdp; - int eventBase, errorBase; - - if (!DRI2QueryExtension(dpy, &eventBase, &errorBase)) - return NULL; - - pdp = Xmalloc(sizeof *pdp); - if (pdp == NULL) - return NULL; - - if (!DRI2QueryVersion(dpy, &pdp->driMajor, &pdp->driMinor)) { - Xfree(pdp); - return NULL; - } - - pdp->driPatch = 0; - pdp->swapAvailable = 0; -#ifdef X_DRI2SwapBuffers - if (pdp->driMinor >= 2) - pdp->swapAvailable = 1; -#endif - - pdp->base.destroyDisplay = dri2DestroyDisplay; - pdp->base.createScreen = dri2CreateScreen; - - return &pdp->base; -} - -#endif /* GLX_DIRECT_RENDERING */ |