Mesa (master): intel: Fix build broken by ETC1 patch

[Chad Versace]

Module: Mesa
Branch: master
Commit: 8dc074cd92dfc2f80f6c69f80f0d169ad5bb10aa
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=8dc074cd92dfc2f80f6c69f80f0d169ad5bb10aa

Author: Chad Versace <chad.versace at linux.intel.com>
Date:   Mon Jul 16 14:29:24 2012 -0700

intel: Fix build broken by ETC1 patch

I suck at resolving merge conflicts and broke the build in a5a34b1.
This patch adds the missing field intel_mipmap_tree::wraps_etc1.

Signed-off-by: Chad Versace <chad.versace at linux.intel.com>

---

 src/mesa/drivers/dri/intel/intel_mipmap_tree.h |   12 ++++++++++++
 1 files changed, 12 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/intel/intel_mipmap_tree.h b/src/mesa/drivers/dri/intel/intel_mipmap_tree.h
index 2fb5775..cfd671e 100644
--- a/src/mesa/drivers/dri/intel/intel_mipmap_tree.h
+++ b/src/mesa/drivers/dri/intel/intel_mipmap_tree.h
@@ -288,6 +288,18 @@ struct intel_mipmap_tree
     */
    struct intel_mipmap_tree *mcs_mt;
 
+   /**
+    * \brief The miptree contains RGBX data that was originally ETC1 data.
+    *
+    * On hardware that lacks support for ETC1 textures, we do the
+    * following on calls to glCompressedTexImage2D(GL_ETC1_RGB8_OES):
+    *   1. Create a miptree whose format is MESA_FORMAT_RGBX8888_REV with
+    *      the wraps_etc1 flag set.
+    *   2. Translate the ETC1 data into RGBX.
+    *   3. Store the RGBX data into the miptree and discard the ETC1 data.
+    */
+   bool wraps_etc1;
+
    /* These are also refcounted:
     */
    GLuint refcount;