[Mesa-dev] [PATCH 1/4] gallium: add get_sample_position interface

[Dave Airlie]

From: Dave Airlie <airlied at redhat.com>

This is to be used to implement glGet GL_SAMPLE_POSITION.

Reviewed-by: Marek Olšák <maraeo at gmail.com>
Signed-off-by: Dave Airlie <airlied at redhat.com>
---
 src/gallium/include/pipe/p_context.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h
index 7ed946e..4ffee20 100644
--- a/src/gallium/include/pipe/p_context.h
+++ b/src/gallium/include/pipe/p_context.h
@@ -520,6 +520,10 @@ struct pipe_context {
                        const uint *block_layout, const uint *grid_layout,
                        uint32_t pc, const void *input);
    /*@}*/
+   void (*get_sample_position)(struct pipe_context *context,
+                               int max_samples,
+                               unsigned sample_index,
+                               float *out_value);
 };
 
 
-- 
1.8.1.2