From 1e3b07f363e6bf512ab1a5c620656985aece40fd Mon Sep 17 00:00:00 2001
From: Brian <brian.paul@tungstengraphics.com>
Date: Fri, 14 Dec 2007 11:16:49 -0700
Subject: [PATCH] set program->SamplersUsed bit when using a texture
 instruction

---
 src/mesa/main/texenvprogram.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/mesa/main/texenvprogram.c b/src/mesa/main/texenvprogram.c
index efb3b35f6a2..1e46d8c3754 100644
--- a/src/mesa/main/texenvprogram.c
+++ b/src/mesa/main/texenvprogram.c
@@ -936,10 +936,12 @@ static void load_texture( struct texenv_fragment_program *p, GLuint unit )
 			  
       /* TODO: Use D0_MASK_XY where possible.
        */
-      if (p->state->unit[unit].enabled) 
+      if (p->state->unit[unit].enabled) {
 	 p->src_texture[unit] = emit_texld( p, OPCODE_TXP,
 					    tmp, WRITEMASK_XYZW, 
 					    unit, dim, texcoord );
+         p->program->Base.SamplersUsed |= (1 << unit);
+      }
       else
 	 p->src_texture[unit] = get_zero(p);
    }
-- 
2.30.2