From: Brian Paul <brianp@vmware.com>
Date: Wed, 25 Mar 2009 00:05:53 +0000 (-0600)
Subject: i965: comments for brw_SAMPLE()
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1146d40b9c35d80c0860c773de1eef27c76e8c01;p=mesa.git

i965: comments for brw_SAMPLE()
---

diff --git a/src/mesa/drivers/dri/i965/brw_eu_emit.c b/src/mesa/drivers/dri/i965/brw_eu_emit.c
index 6dce1ca48e8..4becdf069fa 100644
--- a/src/mesa/drivers/dri/i965/brw_eu_emit.c
+++ b/src/mesa/drivers/dri/i965/brw_eu_emit.c
@@ -966,7 +966,11 @@ void brw_fb_WRITE(struct brw_compile *p,
 }
 
 
-
+/**
+ * Texture sample instruction.
+ * Note: the msg_type plus msg_length values determine exactly what kind
+ * of sampling operation is performed.  See volume 4, page 161 of docs.
+ */
 void brw_SAMPLE(struct brw_compile *p,
 		struct brw_reg dest,
 		GLuint msg_reg_nr,