/***************************************************************************
* Module: top_object_drawer
*
* Author: Jeff Goeders
* Date: May 13, 2019
*
* Description: Top-level module for drawing Pong objects on Nexys4DDR board.
****************************************************************************/

`default_nettype none

module top_object_drawer(
    input wire logic            clk,
    input wire logic            CPU_RESETN,

    output logic        [3:0]   VGA_R,
    output logic        [3:0]   VGA_G,
    output logic        [3:0]   VGA_B,
    output logic                VGA_HS,
    output logic                VGA_VS,

    input wire logic            btnc
   
);

logic           clk_100;
logic           clk_25;
logic           reset;


logic   [2:0]   vga_color;
logic   [8:0]   vga_x;
logic   [7:0]   vga_y;
logic           vga_wr_en;

assign reset = ~CPU_RESETN;

BallDrawer BallDrawer_inst(
    .clk(clk_100),
    .reset(reset),
    .start(btnc),
    .draw(vga_wr_en),
    .done(),
    .x_in(50),
    .y_in(50),
    .x_out(vga_x),
    .y_out(vga_y)
);

clk_generator clk_generator_inst
 (
    .clk_100(clk_100),
    .clk_25(clk_25),
    .clk_in_100(clk)
 );

BitmapToVga BitmapToVga_inst(
    .VGA_R(VGA_R),
    .VGA_G(VGA_G),
    .VGA_B(VGA_B),
    .clk(clk_100),
    .clk_vga(clk_25),
    .VGA_hsync(VGA_HS),
    .VGA_vsync(VGA_VS),
    .reset(reset),
    .wr_en(vga_wr_en),
    .x(vga_x),
    .y(vga_y),
    .color(3'b111)
);


endmodule