Mesa (master): gallium/util: add extra primitives to the trimmer

[Zack Rusin]

Module: Mesa
Branch: master
Commit: 1fd84b10f269a32db66254aa567b1aad8b152fe8
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1fd84b10f269a32db66254aa567b1aad8b152fe8

Author: Zack Rusin <zackr at vmware.com>
Date:   Tue Aug  3 15:56:17 2010 -0400

gallium/util: add extra primitives to the trimmer

---

 src/gallium/auxiliary/util/u_prim.h |   13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diff --git a/src/gallium/auxiliary/util/u_prim.h b/src/gallium/auxiliary/util/u_prim.h
index 606b9b5..63ddc86 100644
--- a/src/gallium/auxiliary/util/u_prim.h
+++ b/src/gallium/auxiliary/util/u_prim.h
@@ -108,6 +108,19 @@ static INLINE boolean u_trim_pipe_prim( unsigned pipe_prim, unsigned *nr )
       ok = (*nr >= 4);
       *nr -= (*nr % 2);
       break;
+   case PIPE_PRIM_LINES_ADJACENCY:
+      ok = (*nr >= 4);
+      *nr -= (*nr % 4);
+      break;
+   case PIPE_PRIM_LINE_STRIP_ADJACENCY:
+      break;
+   case PIPE_PRIM_TRIANGLES_ADJACENCY:
+      ok = (*nr >= 6);
+      *nr -= (*nr % 5);
+      break;
+   case PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY:
+      ok = (*nr >= 4);
+      break;
    default:
       ok = 0;
       break;