draw: add support for passing buffers to vs/gs shaders.

Like the image code, but for shader buffers this time.

Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 3 insertions, 1 deletions

diff --git a/src/gallium/auxiliary/draw/draw_gs.c b/src/gallium/auxiliary/draw/draw_gs.c
index a555b26..ef217fa 100644
--- a/src/gallium/auxiliary/draw/draw_gs.c
+++ b/src/gallium/auxiliary/draw/draw_gs.c
@@ -681,7 +681,9 @@ void draw_geometry_shader_prepare(struct draw_geometry_shader *shader,
    if (!use_llvm && shader && shader->machine->Tokens != shader->state.tokens) {
       tgsi_exec_machine_bind_shader(shader->machine,
                                     shader->state.tokens,
-                                    draw->gs.tgsi.sampler, draw->gs.tgsi.image, NULL);
+                                    draw->gs.tgsi.sampler,
+                                    draw->gs.tgsi.image,
+                                    draw->gs.tgsi.buffer);
    }
 }