From 53d354b2247fd2d4ec230a7b4adb5bd91d3cb83a Mon Sep 17 00:00:00 2001 From: Chia-I Wu Date: Sat, 25 Jun 2011 16:18:11 +0900 Subject: [PATCH] st/egl: add a fast path for ximage eglCopyBuffers --- .../state_trackers/egl/x11/native_ximage.c | 41 ++++++++++++++++++- 1 file changed, 40 insertions(+), 1 deletion(-) diff --git a/src/gallium/state_trackers/egl/x11/native_ximage.c b/src/gallium/state_trackers/egl/x11/native_ximage.c index bb5f0aa0694..5742b0fabba 100644 --- a/src/gallium/state_trackers/egl/x11/native_ximage.c +++ b/src/gallium/state_trackers/egl/x11/native_ximage.c @@ -447,6 +447,45 @@ ximage_display_is_pixmap_supported(struct native_display *ndpy, return (fmt == nconf->color_format); } +static boolean +ximage_display_copy_to_pixmap(struct native_display *ndpy, + EGLNativePixmapType pix, + struct pipe_resource *src) +{ + /* fast path to avoid unnecessary allocation and resource_copy_region */ + if (src->bind & PIPE_BIND_DISPLAY_TARGET) { + struct ximage_display *xdpy = ximage_display(ndpy); + enum pipe_format fmt = get_pixmap_format(&xdpy->base, pix); + const struct ximage_config *xconf; + struct xlib_drawable xdraw; + int i; + + if (fmt == PIPE_FORMAT_NONE || src->format != fmt) + return FALSE; + + for (i = 0; i < xdpy->num_configs; i++) { + if (xdpy->configs[i].base.color_format == fmt) { + xconf = &xdpy->configs[i]; + break; + } + } + if (!xconf) + return FALSE; + + memset(&xdraw, 0, sizeof(xdraw)); + xdraw.visual = xconf->visual->visual; + xdraw.depth = xconf->visual->depth; + xdraw.drawable = (Drawable) pix; + + xdpy->base.screen->flush_frontbuffer(xdpy->base.screen, + src, 0, 0, &xdraw); + + return TRUE; + } + + return native_display_copy_to_pixmap(ndpy, pix, src); +} + static int ximage_display_get_param(struct native_display *ndpy, enum native_param_type param) @@ -542,7 +581,7 @@ x11_create_ximage_display(Display *dpy, xdpy->base.get_configs = ximage_display_get_configs; xdpy->base.is_pixmap_supported = ximage_display_is_pixmap_supported; - xdpy->base.copy_to_pixmap = native_display_copy_to_pixmap; + xdpy->base.copy_to_pixmap = ximage_display_copy_to_pixmap; xdpy->base.create_window_surface = ximage_display_create_window_surface; xdpy->base.create_pixmap_surface = ximage_display_create_pixmap_surface; -- 2.30.2