diff options
author | Kristian Høgsberg <[email protected]> | 2010-05-11 09:42:57 -0400 |
---|---|---|
committer | Kristian Høgsberg <[email protected]> | 2010-05-11 10:23:53 -0400 |
commit | 4258e3a2e1c3278694ed10f7fc544d2154d91a96 (patch) | |
tree | 4d58bff9d09f8d9a888d13b85bb0781b185fe322 | |
parent | 97a6cbc6dd8e62653d7481c6f651f2a5fb10aa0e (diff) |
glx: Provide the __DRI_USE_INVALIDATE extension to the driver when we can
When we have DRI2 protocol at least 2.3, we get an event from the
server when the back buffers get invalidated. When that's the case
let the driver know that it can rely on invalidate instead of the
glViewport polling.
-rw-r--r-- | src/glx/dri2_glx.c | 39 |
1 files changed, 25 insertions, 14 deletions
diff --git a/src/glx/dri2_glx.c b/src/glx/dri2_glx.c index ca2a753cbb0..eafb87c3597 100644 --- a/src/glx/dri2_glx.c +++ b/src/glx/dri2_glx.c @@ -73,6 +73,8 @@ struct __GLXDRIdisplayPrivateRec int driPatch; int swapAvailable; int invalidateAvailable; + + const __DRIextension *loader_extensions[4]; }; struct __GLXDRIcontextPrivateRec @@ -536,17 +538,11 @@ static const __DRIdri2LoaderExtension dri2LoaderExtension_old = { NULL, }; -static const __DRIextension *loader_extensions[] = { - &dri2LoaderExtension.base, - &systemTimeExtension.base, - NULL -}; - -static const __DRIextension *loader_extensions_old[] = { - &dri2LoaderExtension_old.base, - &systemTimeExtension.base, - NULL +#ifdef __DRI_USE_INVALIDATE +static const __DRIuseInvalidateExtension dri2UseInvalidate = { + { __DRI_USE_INVALIDATE, __DRI_USE_INVALIDATE_VERSION } }; +#endif _X_HIDDEN void dri2InvalidateBuffers(Display *dpy, XID drawable) @@ -622,13 +618,14 @@ dri2CreateScreen(__GLXscreenConfigs * psc, int screen, 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), + psc->dri2->createNewScreen(screen, psc->fd, + (const __DRIextension **) + &pdp->loader_extensions[0], &driver_configs, psc); if (psc->__driScreen == NULL) { @@ -710,7 +707,7 @@ _X_HIDDEN __GLXDRIdisplay * dri2CreateDisplay(Display * dpy) { __GLXDRIdisplayPrivate *pdp; - int eventBase, errorBase; + int eventBase, errorBase, i; if (!DRI2QueryExtension(dpy, &eventBase, &errorBase)) return NULL; @@ -731,6 +728,20 @@ dri2CreateDisplay(Display * dpy) pdp->base.destroyDisplay = dri2DestroyDisplay; pdp->base.createScreen = dri2CreateScreen; + i = 0; + if (pdp->driMinor < 1) + pdp->loader_extensions[i++] = &dri2LoaderExtension_old.base; + else + pdp->loader_extensions[i++] = &dri2LoaderExtension.base; + + pdp->loader_extensions[i++] = &systemTimeExtension.base; + +#ifdef __DRI_USE_INVALIDATE + if (pdp->invalidateAvailable) + pdp->loader_extensions[i++] = &dri2UseInvalidate.base; + pdp->loader_extensions[i++] = NULL; +#endif + return &pdp->base; } |