diff options
| author | Marek Olšák <maraeo@gmail.com> | 2010-11-23 14:09:21 +0100 |
|---|---|---|
| committer | Marek Olšák <maraeo@gmail.com> | 2010-11-25 20:25:53 +0100 |
| commit | 2c1de07ddf9f4de6813f0ed46fc859b2f61db7b2 (patch) | |
| tree | 4d667650d248645d51b893a1f1191c4e0db9fbcb /src/gallium/auxiliary | |
| parent | c14a261eb96b52052233e7590aa2c28f6f21b8ea (diff) | |
u_blitter: use PIPE_TRANSFER_DISCARD to prevent cpu/gpu stall
But the driver must be smart here and follow PIPE_TRANSFER_DISCARD,
as it should.
Diffstat (limited to 'src/gallium/auxiliary')
| -rw-r--r-- | src/gallium/auxiliary/util/u_blitter.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/src/gallium/auxiliary/util/u_blitter.c b/src/gallium/auxiliary/util/u_blitter.c index a163f93cb8..31fc75aa11 100644 --- a/src/gallium/auxiliary/util/u_blitter.c +++ b/src/gallium/auxiliary/util/u_blitter.c @@ -522,10 +522,13 @@ static void blitter_set_dst_dimensions(struct blitter_context_priv *ctx, static void blitter_draw_quad(struct blitter_context_priv *ctx) { struct pipe_context *pipe = ctx->base.pipe; + struct pipe_box box; /* write vertices and draw them */ - pipe_buffer_write(pipe, ctx->vbuf, - 0, sizeof(ctx->vertices), ctx->vertices); + u_box_1d(0, sizeof(ctx->vertices), &box); + pipe->transfer_inline_write(pipe, ctx->vbuf, u_subresource(0,0), + PIPE_TRANSFER_WRITE | PIPE_TRANSFER_DISCARD, + &box, ctx->vertices, sizeof(ctx->vertices), 0); util_draw_vertex_buffer(pipe, ctx->vbuf, 0, PIPE_PRIM_TRIANGLE_FAN, 4, /* verts */ |