commit 5aa38832f0549fc45db88e344e234bb23482190d
author Brendan King <Brendan.King@imgtec.com> Fri Feb 17 15:12:21 2017 +0000
committer Emil Velikov <emil.l.velikov@gmail.com> Wed Mar 01 13:37:24 2017 +0000
tree f64d288eb8a26d480d0f1f4f5b8eac5f2e311260
parent 2e46d4121e5742d0e854f3b4249023ded41ea359

egl/dri3: implement query surface hook

This is a DRI3 version of a change made for DRI2
(4d6d4f939e0af4252e0b, "egl/dri2: implement query surface hook"),
that fixed failures in dEQP-EGL.functional.resize.surface_size.grow
and dEQP-EGL.functional.resize.surface_size.shrink.

Cc: Tapani Pälli <tapani.palli@intel.com>
Cc: Mark Janes <mark.a.janes@intel.com>
Cc: Chad Versace <chadversary@chromium.org>
Signed-off-by: Brendan King <Brendan.King@imgtec.com>
Reviewed-by: Tapani Pälli <tapani.palli@intel.com>
Cc: "17.0" <mesa-stable@lists.freedesktop.org>
(cherry picked from commit 884f65e1856733697a894c86f94803343cfa9a21)

src/egl/drivers/dri2/platform_x11_dri3.c

diff --git a/src/egl/drivers/dri2/platform_x11_dri3.c b/src/egl/drivers/dri2/platform_x11_dri3.c
index c474714..c4a5443 100644
--- a/src/egl/drivers/dri2/platform_x11_dri3.c
+++ b/src/egl/drivers/dri2/platform_x11_dri3.c
@@ -419,6 +419,25 @@
    return loader_dri3_query_buffer_age(&dri3_surf->loader_drawable);
 }
 
+static EGLBoolean
+dri3_query_surface(_EGLDriver *drv, _EGLDisplay *dpy,
+                   _EGLSurface *surf, EGLint attribute,
+                   EGLint *value)
+{
+   struct dri3_egl_surface *dri3_surf = dri3_egl_surface(surf);
+
+   switch (attribute) {
+   case EGL_WIDTH:
+   case EGL_HEIGHT:
+      loader_dri3_update_drawable_geometry(&dri3_surf->loader_drawable);
+      break;
+   default:
+      break;
+   }
+
+   return _eglQuerySurface(drv, dpy, surf, attribute, value);
+}
+
 static __DRIdrawable *
 dri3_get_dri_drawable(_EGLSurface *surf)
 {
@@ -441,6 +460,7 @@
    .post_sub_buffer = dri2_fallback_post_sub_buffer,
    .copy_buffers = dri3_copy_buffers,
    .query_buffer_age = dri3_query_buffer_age,
+   .query_surface = dri3_query_surface,
    .create_wayland_buffer_from_image = dri2_fallback_create_wayland_buffer_from_image,
    .get_sync_values = dri3_get_sync_values,
    .get_dri_drawable = dri3_get_dri_drawable,

src/loader/loader_dri3_helper.c

diff --git a/src/loader/loader_dri3_helper.c b/src/loader/loader_dri3_helper.c
index 6e5d1b8..493a7f5 100644
--- a/src/loader/loader_dri3_helper.c
+++ b/src/loader/loader_dri3_helper.c
@@ -1408,3 +1408,26 @@
 
    return true;
 }
+
+/** loader_dri3_update_drawable_geometry
+ *
+ * Get the current drawable geometry.
+ */
+void
+loader_dri3_update_drawable_geometry(struct loader_dri3_drawable *draw)
+{
+   xcb_get_geometry_cookie_t geom_cookie;
+   xcb_get_geometry_reply_t *geom_reply;
+
+   geom_cookie = xcb_get_geometry(draw->conn, draw->drawable);
+
+   geom_reply = xcb_get_geometry_reply(draw->conn, geom_cookie, NULL);
+
+   if (geom_reply) {
+      draw->width = geom_reply->width;
+      draw->height = geom_reply->height;
+      draw->vtable->set_drawable_size(draw, draw->width, draw->height);
+
+      free(geom_reply);
+   }
+}

src/loader/loader_dri3_helper.h

diff --git a/src/loader/loader_dri3_helper.h b/src/loader/loader_dri3_helper.h
index 1d1f15e..a865e46 100644
--- a/src/loader/loader_dri3_helper.h
+++ b/src/loader/loader_dri3_helper.h
@@ -239,4 +239,6 @@
                         uint32_t buffer_mask,
                         struct __DRIimageList *buffers);
 
+void
+loader_dri3_update_drawable_geometry(struct loader_dri3_drawable *draw);
 #endif