From 680abf8a02bd88e55ebaa81326c7621a745bedd4 Mon Sep 17 00:00:00 2001
From: Brian <brian@yutani.localnet.net>
Date: Mon, 26 Mar 2007 13:04:57 -0600
Subject: In _mesa_lookup_parameter_constant() make sure we return a full,
 4-component swizzle.

---
 src/mesa/shader/prog_parameter.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src')

diff --git a/src/mesa/shader/prog_parameter.c b/src/mesa/shader/prog_parameter.c
index adffafdd713..2c8a3407634 100644
--- a/src/mesa/shader/prog_parameter.c
+++ b/src/mesa/shader/prog_parameter.c
@@ -532,6 +532,10 @@ _mesa_lookup_parameter_constant(const struct gl_program_parameter_list *list,
                       }
                    }
                 }
+                /* smear last value to remaining positions */
+                for (; j < 4; j++)
+                   swz[j] = swz[j-1];
+
                 if (match == vSize) {
                    *posOut = i;
                    *swizzleOut = MAKE_SWIZZLE4(swz[0], swz[1], swz[2], swz[3]);
-- 
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