Mesa (master): i965: Don't upload line stipple pattern unless we' re stippling.

[Eric Anholt]

Module: Mesa
Branch: master
Commit: 008fd3779bc7adf603b27f49f4c90b21cee814e0
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=008fd3779bc7adf603b27f49f4c90b21cee814e0

Author: Eric Anholt <eric at anholt.net>
Date:   Fri Nov 19 23:02:07 2010 +0800

i965: Don't upload line stipple pattern unless we're stippling.

---

 src/mesa/drivers/dri/i965/brw_misc_state.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_misc_state.c b/src/mesa/drivers/dri/i965/brw_misc_state.c
index 8dae587..c5fcdde 100644
--- a/src/mesa/drivers/dri/i965/brw_misc_state.c
+++ b/src/mesa/drivers/dri/i965/brw_misc_state.c
@@ -426,6 +426,9 @@ static void upload_line_stipple(struct brw_context *brw)
    GLfloat tmp;
    GLint tmpi;
 
+   if (!ctx->Line.StippleFlag)
+      return;
+
    memset(&bls, 0, sizeof(bls));
    bls.header.opcode = CMD_LINE_STIPPLE_PATTERN;
    bls.header.length = sizeof(bls)/4 - 2;