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lavapipe: refactor base draw dispatch to handle multidraws

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each direct draw cmd now contains n draws (though right now n=1)

Reviewed-by: Dave Airlie <airlied@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/9843>
This commit is contained in:
Mike Blumenkrantz 2021-03-25 13:54:01 -04:00 • committed by Marge Bot
parent a42b2f11cb
commit e92931f6c4
3 changed files with 8 additions and 9 deletions
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8
src/gallium/frontends/lavapipe/lvp_cmd_buffer.c
View file

@ -493,14 +493,16 @@ VKAPI_ATTR void VKAPI_CALL lvp_CmdDraw(
LVP_FROM_HANDLE(lvp_cmd_buffer, cmd_buffer, commandBuffer);
struct lvp_cmd_buffer_entry *cmd;
cmd = cmd_buf_entry_alloc(cmd_buffer, LVP_CMD_DRAW);
uint32_t cmd_size = sizeof(struct pipe_draw_start_count);
cmd = cmd_buf_entry_alloc_size(cmd_buffer, cmd_size, LVP_CMD_DRAW);
if (!cmd)
return;
cmd->u.draw.vertex_count = vertexCount;
cmd->u.draw.instance_count = instanceCount;
cmd->u.draw.first_vertex = firstVertex;
cmd->u.draw.first_instance = firstInstance;
cmd->u.draw.draw_count = 1;
cmd->u.draw.draws[0].start = firstVertex;
cmd->u.draw.draws[0].count = vertexCount;
cmd_buf_queue(cmd_buffer, cmd);
}

5
src/gallium/frontends/lavapipe/lvp_execute.c
View file

@ -1549,16 +1549,13 @@ static void handle_draw(struct lvp_cmd_buffer_entry *cmd,
struct rendering_state *state)
{
const struct lvp_subpass *subpass = &state->pass->subpasses[state->subpass];
struct pipe_draw_start_count draw = {0};
state->info.index_size = 0;
state->info.index.resource = NULL;
draw.start = cmd->u.draw.first_vertex;
draw.count = cmd->u.draw.vertex_count;
state->info.start_instance = cmd->u.draw.first_instance;
state->info.instance_count = cmd->u.draw.instance_count;
state->info.view_mask = subpass->view_mask;
state->pctx->draw_vbo(state->pctx, &state->info, NULL, &draw, 1);
state->pctx->draw_vbo(state->pctx, &state->info, NULL, cmd->u.draw.draws, cmd->u.draw.draw_count);
}
static void handle_set_viewport(struct lvp_cmd_buffer_entry *cmd,

4
src/gallium/frontends/lavapipe/lvp_private.h
View file

@ -747,10 +747,10 @@ struct lvp_cmd_bind_vertex_buffers {
};
struct lvp_cmd_draw {
uint32_t vertex_count;
uint32_t instance_count;
uint32_t first_vertex;
uint32_t first_instance;
uint32_t draw_count;
struct pipe_draw_start_count draws[0];
};
struct lvp_cmd_draw_indexed {