diff options
Diffstat (limited to 'src/mesa/pipe/softpipe/sp_prim_setup.h')
| -rw-r--r-- | src/mesa/pipe/softpipe/sp_prim_setup.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/src/mesa/pipe/softpipe/sp_prim_setup.h b/src/mesa/pipe/softpipe/sp_prim_setup.h index dece42fe45..598394f73e 100644 --- a/src/mesa/pipe/softpipe/sp_prim_setup.h +++ b/src/mesa/pipe/softpipe/sp_prim_setup.h @@ -44,5 +44,39 @@ struct softpipe_context; extern struct draw_stage *sp_draw_render_stage( struct softpipe_context *softpipe ); +/* A special stage to gather the stream of triangles, lines, points + * together and reconstruct vertex buffers for hardware upload. + * + * First attempt, work in progress. + * + * TODO: + * - separate out vertex buffer building and primitive emit, ie >1 draw per vb. + * - tell vbuf stage how to build hw vertices directly + * - pass vbuf stage a buffer pointer for direct emit to agp/vram. + */ +typedef void (*vbuf_draw_func)( struct pipe_context *pipe, + unsigned prim, + const ushort *elements, + unsigned nr_elements, + const void *vertex_buffer, + unsigned nr_vertices ); + + +extern struct draw_stage *sp_draw_vbuf_stage( struct draw_context *draw_context, + struct pipe_context *pipe, + vbuf_draw_func draw ); + + + +/* Test harness + */ +void sp_vbuf_setup_draw( struct pipe_context *pipe, + unsigned prim, + const ushort *elements, + unsigned nr_elements, + const void *vertex_buffer, + unsigned nr_vertices ); + + #endif /* SP_PRIM_SETUP_H */ |