From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 13 Jul 2007 17:16:13 +0000 (-0600)
Subject: Enable Keith's branch-less stipple code - it works.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=a6eccf9e4f4d4815e004db9c8c61c5cdac63bbfd;p=mesa.git

Enable Keith's branch-less stipple code - it works.
---

diff --git a/src/mesa/pipe/softpipe/sp_quad_stipple.c b/src/mesa/pipe/softpipe/sp_quad_stipple.c
index 532ffc61b0c..cad1a1400c5 100644
--- a/src/mesa/pipe/softpipe/sp_quad_stipple.c
+++ b/src/mesa/pipe/softpipe/sp_quad_stipple.c
@@ -24,30 +24,11 @@ stipple_quad(struct quad_stage *qs, struct quad_header *quad)
       const GLuint stipple0 = softpipe->poly_stipple.stipple[row0];
       const GLuint stipple1 = softpipe->poly_stipple.stipple[row0 + 1];
 
-      /* XXX this should be acheivable without conditionals */
-#if 1
-      GLbitfield mask = 0x0;
-
-      if ((1 << col0) & stipple0)
-         mask |= MASK_BOTTOM_LEFT;
-
-      if ((2 << col0) & stipple0)	/* note: col0 <= 30 */
-         mask |= MASK_BOTTOM_RIGHT;
-
-      if ((1 << col0) & stipple1)
-         mask |= MASK_TOP_LEFT;
-
-      if ((2 << col0) & stipple1)
-         mask |= MASK_TOP_RIGHT;
-
-      quad->mask &= mask;
-#else
       /* XXX there may be a better way to lay out the stored stipple
        * values to further simplify this computation.
        */
       quad->mask &= (((stipple0 >> col0) & 0x3) | 
                      (((stipple1 >> col0) & 0x3) << 2));
-#endif
 
       if (quad->mask)
          qs->next->run(qs->next, quad);