Mesa (7.9): st/mesa: Handle wrapped depth buffers in st_copy_texsubimage().

[Henri Verbeet]

Module: Mesa
Branch: 7.9
Commit: 7ffeced927e22965145b907c1941cdead6c9615b
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=7ffeced927e22965145b907c1941cdead6c9615b

Author: Henri Verbeet <hverbeet at gmail.com>
Date:   Wed Dec 22 08:28:39 2010 +0100

st/mesa: Handle wrapped depth buffers in st_copy_texsubimage().
(cherry picked from commit 59051ad44310d7f744fcb0706326564990b554dd)

---

 src/mesa/state_tracker/st_cb_texture.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mesa/state_tracker/st_cb_texture.c b/src/mesa/state_tracker/st_cb_texture.c
index 011b630..f030b62 100644
--- a/src/mesa/state_tracker/st_cb_texture.c
+++ b/src/mesa/state_tracker/st_cb_texture.c
@@ -1523,6 +1523,9 @@ st_copy_texsubimage(GLcontext *ctx,
    if (texBaseFormat == GL_DEPTH_COMPONENT ||
        texBaseFormat == GL_DEPTH_STENCIL) {
       strb = st_renderbuffer(fb->_DepthBuffer);
+      if (strb->Base.Wrapped) {
+         strb = st_renderbuffer(strb->Base.Wrapped);
+      }
    }
    else {
       /* texBaseFormat == GL_RGB, GL_RGBA, GL_ALPHA, etc */