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gallium/hud: don't use user vertex buffers 

This gains back some performance lost in the previous commit, by
bypassing u_vbuf.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5417>
This commit is contained in:
Erik Faye-Lund 2020-06-11 13:03:22 +02:00 committed by Marge Bot
parent 7b86920ae2
commit a3d07c4a35
1 changed files with 5 additions and 2 deletions
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7
src/gallium/auxiliary/hud/hud_context.c
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@ -85,11 +85,14 @@ hud_draw_colored_prims(struct hud_context *hud, unsigned prim,
hud->constants.scale[1] = yscale * hud_scale;
cso_set_constant_buffer(cso, PIPE_SHADER_VERTEX, 0, &hud->constbuf);
vbuffer.is_user_buffer = true;
vbuffer.buffer.user = buffer;
u_upload_data(hud->pipe->stream_uploader, 0,
num_vertices * 2 * sizeof(float), 16, buffer,
&vbuffer.buffer_offset, &vbuffer.buffer.resource);
u_upload_unmap(hud->pipe->stream_uploader);
vbuffer.stride = 2 * sizeof(float);
cso_set_vertex_buffers(cso, 0, 1, &vbuffer);
pipe_resource_reference(&vbuffer.buffer.resource, NULL);
cso_set_fragment_shader_handle(hud->cso, hud->fs_color);
cso_draw_arrays(cso, prim, 0, num_vertices);
}