diff options
| author | Brian Paul <[email protected]> | 2009-12-31 14:44:40 -0700 |
|---|---|---|
| committer | Brian Paul <[email protected]> | 2009-12-31 14:45:15 -0700 |
| commit | c0b4fb06b8b570b1999a0849797d3cb77f6ee5cd (patch) | |
| tree | c28f3ec883a7b9aaa7ed92fcb5f7f21bb9941b3f /src/gallium/include/pipe | |
| parent | 25024d948298a9f3f3210a0b91486f79a3917b0f (diff) | |
gallium: pipe_context::render_condition() and mode flags
For conditional rendering predicated on results of an occlusion query.
If this driver function is NULL, conditional rendering is not supported by
the driver.
Diffstat (limited to 'src/gallium/include/pipe')
| -rw-r--r-- | src/gallium/include/pipe/p_context.h | 8 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_defines.h | 9 |
2 files changed, 17 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h index 6c06fb90270..60fa9cef824 100644 --- a/src/gallium/include/pipe/p_context.h +++ b/src/gallium/include/pipe/p_context.h @@ -84,6 +84,14 @@ struct pipe_context { unsigned count); /*@}*/ + /** + * Predicate subsequent rendering on occlusion query result + * \param query the query predicate, or NULL if no predicate + * \param mode one of PIPE_COND_RENDER_x + */ + void (*render_condition)( struct pipe_context *pipe, + struct pipe_query *query, + uint mode ); /** * Query objects diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h index 2cda408fecc..c3b1e634ffc 100644 --- a/src/gallium/include/pipe/p_defines.h +++ b/src/gallium/include/pipe/p_defines.h @@ -355,6 +355,15 @@ enum pipe_transfer_usage { /** + * Conditional rendering modes + */ +#define PIPE_RENDER_COND_WAIT 0 +#define PIPE_RENDER_COND_NO_WAIT 1 +#define PIPE_RENDER_COND_BY_REGION_WAIT 2 +#define PIPE_RENDER_COND_BY_REGION_NO_WAIT 3 + + +/** * Point sprite coord modes */ #define PIPE_SPRITE_COORD_NONE 0 |