diff options
Diffstat (limited to 'src/gallium/auxiliary/draw/draw_pipe.c')
| -rw-r--r-- | src/gallium/auxiliary/draw/draw_pipe.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/draw/draw_pipe.c b/src/gallium/auxiliary/draw/draw_pipe.c index 46afb0f41f..cb97f955b2 100644 --- a/src/gallium/auxiliary/draw/draw_pipe.c +++ b/src/gallium/auxiliary/draw/draw_pipe.c @@ -212,6 +212,45 @@ void draw_pipeline_run( struct draw_context *draw, draw->pipeline.vertex_count = 0; } +void draw_pipeline_run_linear( struct draw_context *draw, + unsigned prim, + struct vertex_header *vertices, + unsigned count, + unsigned stride ) +{ + char *verts = (char *)vertices; + unsigned i; + + draw->pipeline.verts = verts; + draw->pipeline.vertex_stride = stride; + draw->pipeline.vertex_count = count; + + switch (prim) { + case PIPE_PRIM_POINTS: + for (i = 0; i < count; i++) + do_point( draw, + verts + stride * i ); + break; + case PIPE_PRIM_LINES: + for (i = 0; i+1 < count; i += 2) + do_line( draw, + i+0, /* flags */ + verts + stride * ((i+0) & ~DRAW_PIPE_FLAG_MASK), + verts + stride * (i+1)); + break; + case PIPE_PRIM_TRIANGLES: + for (i = 0; i+2 < count; i += 3) + do_triangle( draw, + (i+0), /* flags */ + verts + stride * ((i+0) & ~DRAW_PIPE_FLAG_MASK), + verts + stride * (i+1), + verts + stride * (i+2)); + break; + } + + draw->pipeline.verts = NULL; + draw->pipeline.vertex_count = 0; +} void draw_pipeline_flush( struct draw_context *draw, |