diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_context.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_context.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_context.c b/src/gallium/auxiliary/draw/draw_context.c index 4be3830316..a7f3b4aecb 100644 --- a/src/gallium/auxiliary/draw/draw_context.c +++ b/src/gallium/auxiliary/draw/draw_context.c @@ -103,6 +103,8 @@ void draw_destroy( struct draw_context *draw ) draw->pipeline.flatshade->destroy( draw->pipeline.flatshade ); draw->pipeline.cull->destroy( draw->pipeline.cull ); draw->pipeline.validate->destroy( draw->pipeline.validate ); + if (draw->pipeline.aaline) + draw->pipeline.aaline->destroy( draw->pipeline.aaline ); if (draw->pipeline.rasterize) draw->pipeline.rasterize->destroy( draw->pipeline.rasterize ); tgsi_exec_machine_free_data(&draw->machine); @@ -240,6 +242,26 @@ draw_convert_wide_lines(struct draw_context *draw, boolean enable) /** + * The draw module may sometimes generate vertices with extra attributes + * (such as texcoords for AA lines). The driver can call this function + * to find those attributes. + */ +int +draw_find_vs_output(struct draw_context *draw, + uint semantic_name, uint semantic_index) +{ + /* XXX there may be more than one extra vertex attrib. + * For example, simulated gl_FragCoord and gl_PointCoord. + */ + if (draw->extra_vp_outputs.semantic_name == semantic_name && + draw->extra_vp_outputs.semantic_index == semantic_index) { + return draw->extra_vp_outputs.slot; + } + return 0; +} + + +/** * Allocate space for temporary post-transform vertices, such as for clipping. */ void draw_alloc_temp_verts( struct draw_stage *stage, unsigned nr ) |