gallium: accum buffer fixes

If the driver can't create a PIPE_FORMAT_R16G16B16A16_SNORM surface, create
an accum surface using a shallower format and taller height.  Since only the
accum buffer code accesses the surface the actual format doesn't really
matter, just that there's enough memory.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/mesa/state_tracker/st_framebuffer.c b/src/mesa/state_tracker/st_framebuffer.c
index 075e9d1bd68..ea09d9234cd 100644
--- a/src/mesa/state_tracker/st_framebuffer.c
+++ b/src/mesa/state_tracker/st_framebuffer.c
@@ -107,7 +107,7 @@ st_create_framebuffer( const __GLcontextModes *visual,
       if (visual->accumRedBits > 0) {
          /* 16-bit/channel accum */
          struct gl_renderbuffer *accumRb
-            = st_new_renderbuffer_fb(PIPE_FORMAT_R16G16B16A16_SNORM);
+            = st_new_renderbuffer_fb(DEFAULT_ACCUM_PIPE_FORMAT);
          _mesa_add_renderbuffer(&stfb->Base, BUFFER_ACCUM, accumRb);
       }