diff options
Diffstat (limited to 'src/gallium/drivers/radeon/r600_query.h')
| -rw-r--r-- | src/gallium/drivers/radeon/r600_query.h | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeon/r600_query.h b/src/gallium/drivers/radeon/r600_query.h index 6d568d6fd3b..baad5825d3b 100644 --- a/src/gallium/drivers/radeon/r600_query.h +++ b/src/gallium/drivers/radeon/r600_query.h @@ -29,9 +29,11 @@ #define R600_QUERY_H #include "pipe/p_defines.h" +#include "util/list.h" struct r600_common_context; struct r600_query; +struct r600_resource; #define R600_QUERY_DRAW_CALLS (PIPE_QUERY_DRIVER_SPECIFIC + 0) #define R600_QUERY_REQUESTED_VRAM (PIPE_QUERY_DRIVER_SPECIFIC + 1) @@ -58,4 +60,41 @@ struct r600_query_ops { union pipe_query_result *result); }; +struct r600_query { + struct r600_query_ops *ops; + + /* The type of query */ + unsigned type; +}; + +struct r600_query_buffer { + /* The buffer where query results are stored. */ + struct r600_resource *buf; + /* Offset of the next free result after current query data */ + unsigned results_end; + /* If a query buffer is full, a new buffer is created and the old one + * is put in here. When we calculate the result, we sum up the samples + * from all buffers. */ + struct r600_query_buffer *previous; +}; + +struct r600_query_hw { + struct r600_query b; + + /* The query buffer and how many results are in it. */ + struct r600_query_buffer buffer; + /* Size of the result in memory for both begin_query and end_query, + * this can be one or two numbers, or it could even be a size of a structure. */ + unsigned result_size; + /* The number of dwords for begin_query or end_query. */ + unsigned num_cs_dw; + /* Linked list of queries */ + struct list_head list; + /* For transform feedback: which stream the query is for */ + unsigned stream; +}; + +void r600_query_hw_destroy(struct r600_common_context *rctx, + struct r600_query *rquery); + #endif /* R600_QUERY_H */ |