diff options
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pipe_validate.c | 21 | ||||
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_vbuf.h | 11 |
2 files changed, 28 insertions, 4 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe_validate.c b/src/gallium/auxiliary/draw/draw_pipe_validate.c index f34c68728ef..03e842ce082 100644 --- a/src/gallium/auxiliary/draw/draw_pipe_validate.c +++ b/src/gallium/auxiliary/draw/draw_pipe_validate.c @@ -33,6 +33,7 @@ #include "draw_private.h" #include "draw_pipe.h" #include "draw_context.h" +#include "draw_vbuf.h" static boolean points( unsigned prim ) { @@ -52,16 +53,28 @@ static boolean triangles( unsigned prim ) } /** - * Check if we need any special pipeline stages, or whether - * prims/verts can go through untouched. Don't test for bypass - * clipping or vs modes, this function is just about the primitive - * pipeline stages. + * Default version of a function to check if we need any special + * pipeline stages, or whether prims/verts can go through untouched. + * Don't test for bypass clipping or vs modes, this function is just + * about the primitive pipeline stages. + * + * This can be overridden by the driver. */ boolean draw_need_pipeline(const struct draw_context *draw, const struct pipe_rasterizer_state *rasterizer, unsigned int prim ) { + /* If the driver has overridden this, use that version: + */ + if (draw->render && + draw->render->need_pipeline) + { + return draw->render->need_pipeline( draw->render, + rasterizer, + prim ); + } + /* Don't have to worry about triangles turning into lines/points * and triggering the pipeline, because we have to trigger the * pipeline *anyway* if unfilled mode is active. diff --git a/src/gallium/auxiliary/draw/draw_vbuf.h b/src/gallium/auxiliary/draw/draw_vbuf.h index b0aa2df3099..9ac068c47b8 100644 --- a/src/gallium/auxiliary/draw/draw_vbuf.h +++ b/src/gallium/auxiliary/draw/draw_vbuf.h @@ -55,6 +55,17 @@ struct vbuf_render { unsigned max_vertex_buffer_bytes; /** + * Query if the hardware driver needs assistance for a particular + * combination of rasterizer state and primitive. + * + * Currently optional. + */ + boolean (*need_pipeline)(const struct vbuf_render *render, + const struct pipe_rasterizer_state *rasterizer, + unsigned int prim ); + + + /** * Get the hardware vertex format. * * XXX: have this in draw_context instead? |