llvmpipe: add NV_conditional_render support.

This ports the softpipe NV_conditional_render support to llvmpipe.

This passes the nv_conditional_render-* piglit tests.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/src/gallium/drivers/llvmpipe/lp_context.c b/src/gallium/drivers/llvmpipe/lp_context.c
index 8a5655d..b6ac068 100644
--- a/src/gallium/drivers/llvmpipe/lp_context.c
+++ b/src/gallium/drivers/llvmpipe/lp_context.c
@@ -142,6 +142,17 @@ do_flush( struct pipe_context *pipe,
 }
 
 
+static void
+llvmpipe_render_condition ( struct pipe_context *pipe,
+                            struct pipe_query *query,
+                            uint mode )
+{
+   struct llvmpipe_context *llvmpipe = llvmpipe_context( pipe );
+
+   llvmpipe->render_cond_query = query;
+   llvmpipe->render_cond_mode = mode;
+}
+
 struct pipe_context *
 llvmpipe_create_context( struct pipe_screen *screen, void *priv )
 {
@@ -170,6 +181,8 @@ llvmpipe_create_context( struct pipe_screen *screen, void *priv )
    llvmpipe->pipe.clear = llvmpipe_clear;
    llvmpipe->pipe.flush = do_flush;
 
+   llvmpipe->pipe.render_condition = llvmpipe_render_condition;
+
    llvmpipe_init_blend_funcs(llvmpipe);
    llvmpipe_init_clip_funcs(llvmpipe);
    llvmpipe_init_draw_funcs(llvmpipe);