pdraw = (struct dri3_drawable *) driFetchDrawable(context, draw);
pread = (struct dri3_drawable *) driFetchDrawable(context, read);
driReleaseDrawables(&pcp->base);
pdraw = (struct dri3_drawable *) driFetchDrawable(context, draw);
pread = (struct dri3_drawable *) driFetchDrawable(context, read);
driReleaseDrawables(&pcp->base);