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authorXiang, Haihao <[email protected]>2008-11-11 13:36:32 +0800
committerBrian Paul <[email protected]>2008-11-11 08:11:23 -0700
commit5cfb0a4087352c22a13ca55a98ae3e2e420d4b52 (patch)
tree0d387bcc4539d0f839992a113d6dd9043bd2215e
parentff42991c720bc1cfbf72194447fde0bebbd65b85 (diff)
mesa: restore the negate flag of dots in build_lighting.
Dots is re-used if more than one light is enabled. Previously the negate flag of dots may affect next light.
-rw-r--r--src/mesa/main/ffvertex_prog.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/mesa/main/ffvertex_prog.c b/src/mesa/main/ffvertex_prog.c
index 9ac8328ef0e..b87c443fecf 100644
--- a/src/mesa/main/ffvertex_prog.c
+++ b/src/mesa/main/ffvertex_prog.c
@@ -1318,6 +1318,9 @@ static void build_lighting( struct tnl_program *p )
emit_op3(p, OPCODE_MAD, res0, mask0, swizzle1(lit,Y), diffuse, _bfc0);
emit_op3(p, OPCODE_MAD, res1, mask1, swizzle1(lit,Z), specular, _bfc1);
+ /* restore negate flag for next lighting */
+ dots = negate(dots);
+
release_temp(p, ambient);
release_temp(p, diffuse);
release_temp(p, specular);