i965: Fix fallback on stencil drawing to fbo when the visual lacks stencil.

Noticed this with the fbotexture demo.

diff --git a/src/mesa/drivers/dri/i965/brw_fallback.c b/src/mesa/drivers/dri/i965/brw_fallback.c
index e63098fdd4a9c7fc4bc79d09064c241834af1524..5f4f2d515dff9ea227b9c986ef184fdb59168727 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_fallback.c
+++ b/src/mesa/drivers/dri/i965/brw_fallback.c
@@ -75,8 +75,8 @@ static GLboolean do_check_fallback(struct brw_context *brw)
    
    /* _NEW_STENCIL 
     */
-   if (ctx->Stencil.Enabled && 
-       !brw->intel.hw_stencil) {
+   if (ctx->Stencil.Enabled &&
+       (ctx->DrawBuffer->Name == 0 && !brw->intel.hw_stencil)) {
       DBG("FALLBACK: stencil\n");
       return GL_TRUE;
    }