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-rw-r--r--src/mesa/tnl/t_vertex.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/mesa/tnl/t_vertex.c b/src/mesa/tnl/t_vertex.c
index 8f41c78874..87931aae62 100644
--- a/src/mesa/tnl/t_vertex.c
+++ b/src/mesa/tnl/t_vertex.c
@@ -484,8 +484,8 @@ static void extract_3f_xyw( const struct tnl_clipspace_attr *a, GLfloat *out, co
out[0] = in[0];
out[1] = in[1];
- out[2] = in[3];
- out[3] = 1;
+ out[2] = 0;
+ out[3] = in[2];
}