temporarily set the FRAG_BIT_FOGC bit in InputsRead when fog is enabled

diff --git a/src/mesa/main/texenvprogram.c b/src/mesa/main/texenvprogram.c
index 72b54b27d9a6a61d2c42adc1b74a1ce3031717a4..37f8fc8090813daee6aeddd5b80d7210a4134a38 100644 (file)
--- a/src/mesa/main/texenvprogram.c
+++ b/src/mesa/main/texenvprogram.c
@@ -1081,6 +1081,7 @@ create_new_program(GLcontext *ctx, struct state_key *key,
        * a reduced value and not what is expected in FogOption
        */
       p.program->FogOption = ctx->Fog.Mode;
+      p.program->Base.InputsRead |= FRAG_BIT_FOGC; /* XXX new */
    } else
       p.program->FogOption = GL_NONE;