diff options
Diffstat (limited to 'src/glx/x11/dri2_glx.c')
-rw-r--r-- | src/glx/x11/dri2_glx.c | 75 |
1 files changed, 75 insertions, 0 deletions
diff --git a/src/glx/x11/dri2_glx.c b/src/glx/x11/dri2_glx.c index b878f05dda..0ef5d3ab56 100644 --- a/src/glx/x11/dri2_glx.c +++ b/src/glx/x11/dri2_glx.c @@ -77,6 +77,9 @@ struct __GLXDRIdrawablePrivateRec { int bufferCount; int width, height; unsigned long configureSeqno; + int have_back; + int have_front; + int have_fake_front; }; static void dri2DestroyContext(__GLXDRIcontext *context, @@ -196,12 +199,22 @@ static void dri2CopySubBuffer(__GLXDRIdrawable *pdraw, XRectangle xrect; XserverRegion region; + /* Check we have the right attachments */ + if (!(priv->have_front && 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->drawable, region, DRI2BufferFrontLeft, DRI2BufferBackLeft); XFixesDestroyRegion(pdraw->psc->dpy, region); @@ -214,6 +227,57 @@ static void dri2SwapBuffers(__GLXDRIdrawable *pdraw) dri2CopySubBuffer(pdraw, 0, 0, priv->width, priv->height); } +static void dri2WaitX(__GLXDRIdrawable *pdraw) +{ + __GLXDRIdrawablePrivate *priv = (__GLXDRIdrawablePrivate *) pdraw; + XRectangle xrect; + XserverRegion region; + + /* Check we have the right attachments */ + if (!(priv->have_fake_front && priv->have_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->drawable, 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 && priv->have_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->drawable, region, + DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft); + XFixesDestroyRegion(pdraw->psc->dpy, region); +} + static void dri2DestroyScreen(__GLXscreenConfigs *psc) { /* Free the direct rendering per screen data */ @@ -261,6 +325,9 @@ dri2GetBuffers(__DRIdrawable *driDrawable, pdraw->width = *width; pdraw->height = *height; pdraw->bufferCount = *out_count; + pdraw->have_front = 0; + pdraw->have_fake_front = 0; + pdraw->have_back = 0; /* This assumes the DRI2 buffer attachment tokens matches the * __DRIbuffer tokens. */ @@ -270,6 +337,12 @@ dri2GetBuffers(__DRIdrawable *driDrawable, 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_FRONT_LEFT) + pdraw->have_front = 1; + 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; } Xfree(buffers); @@ -366,6 +439,8 @@ static __GLXDRIscreen *dri2CreateScreen(__GLXscreenConfigs *psc, int screen, psp->createContext = dri2CreateContext; psp->createDrawable = dri2CreateDrawable; psp->swapBuffers = dri2SwapBuffers; + psp->waitGL = dri2WaitGL; + psp->waitX = dri2WaitX; /* DRI2 suports SubBuffer through DRI2CopyRegion, so it's always * available.*/ |