// Testbench for person detector
`timescale 1ns/1ps

module tb_person;
    parameter FEAT_DIM = 768;
    parameter BIT_WIDTH = 8;
    parameter ACC_WIDTH = 24;

    reg signed [BIT_WIDTH-1:0] features [0:FEAT_DIM-1];
    wire signed [ACC_WIDTH-1:0] person_score;
    wire signed [ACC_WIDTH-1:0] box_ltrb [0:3];
    wire signed [ACC_WIDTH-1:0] centerness;
    wire detection;

    person_detector #(
        .FEAT_DIM(FEAT_DIM),
        .BIT_WIDTH(BIT_WIDTH),
        .ACC_WIDTH(ACC_WIDTH)
    ) dut (
        .features(features),
        .person_score(person_score),
        .box_ltrb(box_ltrb),
        .centerness(centerness),
        .detection(detection)
    );

    initial begin
        $readmemh("rom/test_features.hex", features);
        #10;
        $display("=== Person Detector Circuit Output ===");
        $display("Person score: %0d", person_score);
        $display("Detection:    %0b", detection);
        $display("Box L:        %0d", box_ltrb[0]);
        $display("Box T:        %0d", box_ltrb[1]);
        $display("Box R:        %0d", box_ltrb[2]);
        $display("Box B:        %0d", box_ltrb[3]);
        $display("Centerness:   %0d", centerness);
        $finish;
    end
endmodule