i965: fix an assert fail in brw_new_batch

diff --git a/src/mesa/drivers/dri/i965/brw_draw.c b/src/mesa/drivers/dri/i965/brw_draw.c
index 63547f3..72c6221 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_draw.c
+++ b/src/mesa/drivers/dri/i965/brw_draw.c
@@ -284,8 +284,10 @@ static GLboolean brw_try_draw_prims( GLcontext *ctx,
        * an upper bound of how much we might emit in a single
        * brw_try_draw_prims().
        */
-      if (intel->batch->ptr - intel->batch->map > intel->batch->size * 3 / 4)
-        intel_batchbuffer_flush(intel->batch);
+      if (intel->batch->ptr - intel->batch->map > intel->batch->size * 3 / 4
+       /* brw_emit_prim may change the cliprect_mode to LOOP_CLIPRECTS */
+       || intel->batch->cliprect_mode != LOOP_CLIPRECTS) 
+             intel_batchbuffer_flush(intel->batch);
 
       brw->no_batch_wrap = GL_TRUE;