From b0e842bd9f90d6b77eae085a168d5a6c49962bf3 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 19 Dec 2013 05:17:00 +0000 Subject: [PATCH] r600g: emit streamout from dma copy shader This enables streamout with GS in the mix, from the VS dma shader. Signed-off-by: Dave Airlie Reviewed-by: Alex Deucher --- src/gallium/drivers/r600/r600_shader.c | 6 ++++-- src/gallium/drivers/r600/r600_state_common.c | 4 ++++ 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/src/gallium/drivers/r600/r600_shader.c b/src/gallium/drivers/r600/r600_shader.c index 07b343bd5fe..e24b64d1781 100644 --- a/src/gallium/drivers/r600/r600_shader.c +++ b/src/gallium/drivers/r600/r600_shader.c @@ -1095,7 +1095,8 @@ out_err: } static int generate_gs_copy_shader(struct r600_context *rctx, - struct r600_pipe_shader *gs) + struct r600_pipe_shader *gs, + struct pipe_stream_output_info *so) { struct r600_shader_ctx ctx = {}; struct r600_shader *gs_shader = &gs->shader; @@ -1179,6 +1180,7 @@ static int generate_gs_copy_shader(struct r600_context *rctx, } /* XXX handle clipvertex, streamout? */ + emit_streamout(&ctx, so); /* export vertex data */ /* XXX factor out common code with r600_shader_from_tgsi ? */ @@ -1961,7 +1963,7 @@ static int r600_shader_from_tgsi(struct r600_context *rctx, } if (ctx.type == TGSI_PROCESSOR_GEOMETRY) { - if ((r = generate_gs_copy_shader(rctx, pipeshader))) + if ((r = generate_gs_copy_shader(rctx, pipeshader, &so))) return r; } diff --git a/src/gallium/drivers/r600/r600_state_common.c b/src/gallium/drivers/r600/r600_state_common.c index 3221a8e24e8..6cc6ef048ba 100644 --- a/src/gallium/drivers/r600/r600_state_common.c +++ b/src/gallium/drivers/r600/r600_state_common.c @@ -826,6 +826,10 @@ static void r600_bind_gs_state(struct pipe_context *ctx, void *state) struct r600_context *rctx = (struct r600_context *)ctx; rctx->gs_shader = (struct r600_pipe_shader_selector *)state; + + if (!state) + return; + rctx->b.streamout.stride_in_dw = rctx->gs_shader->so.stride; } static void r600_delete_shader_selector(struct pipe_context *ctx, -- 2.30.2