----------------------------------------------------------------------------
----------------------------------------------------------------------------
--  The Marienbad Game
--  EE 552 Project
--  Group Members:  Koziar, Kory
--                  McDermott, Ashley
--                  Stangeland, Duane
--
--  File :  Project.vhd 
----------------------------------------------------------------------------
----------------------------------------------------------------------------
--  Project.vhd is the top level design. 
--  This file is the main interface for the inputs and the outputs for the 
--  system.  It has as inputs, the clock, pushbutton1, data from from the 
--  mouse.  The outputs are for the the display, they are red, green, blue,
--  horizontal sync and vertical sync.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
-- My_Constants is a package create by the design team that is used for
-- variables that are required multiple times that are constants.
----------------------------------------------------------------------------
----------------------------------------------------------------------------
library IEEE;
use  IEEE.STD_LOGIC_1164.all;

package My_Constants is

  constant Row0  : std_logic_vector(3 downto 0) :=   "0000"; -- First row
  constant LastY : std_logic_vector(3 downto 0) :=   "1110"; -- Last row
  constant LastX : std_logic_vector(5 downto 0) := "100101"; -- Last Column

end my_constants;

----------------------------------------------------------------------------
----------------------------------------------------------------------------
--  The entity project is the main interface between the altera board
--  and the rest of the VHDL code.  It has three inputs and five 
--  outputs described below.
----------------------------------------------------------------------------
----------------------------------------------------------------------------

library ieee;
use  IEEE.STD_LOGIC_1164.ALL;

entity Project is

   port( signal PB1        : in std_logic;   -- Push Button 1, pin #28
         signal PB2        : in std_logic;   -- Push Button 2, pin #29
         signal Clock      : in std_logic;   -- System clock,  pin #91
         signal MouseData  : in std_logic;   -- Mouse data,    pin #31
         
         signal Red        : out std_logic;  -- VGA red,       pin #236
         signal Green      : out std_logic;  -- VGA green,     pin #237
         signal Blue       : out std_logic;  -- VGA blue,      pin #237
         signal Horiz_sync : out std_logic;  -- Horiz signal,  pin #240
         signal Vert_sync  : out std_logic   -- Vert signal,   pin #239
       );
       
end Project;

----------------------------------------------------------------------------
----------------------------------------------------------------------------

architecture behavior of Project is

----------------------------------------------------------------------------
----------------------------------------------------------------------------
--  The component display is the link between the project file and the 
--  file Display.vhd.  Which links the rest of the VHDL files. 
----------------------------------------------------------------------------
----------------------------------------------------------------------------

  component Display 

   port( signal PB1        : in std_logic;   -- Push Button 1
         signal PB2        : in std_logic;   -- Push Button 2 
         signal Clock      : in std_logic;   -- System clock
         signal MouseData  : in std_logic;   -- Mouse data
         
         signal Red        : out std_logic;  -- VGA red
         signal Green      : out std_logic;  -- VGA green
         signal Blue       : out std_logic;  -- VGA blue
         signal Horiz_sync : out std_logic;  -- Horizontal sync signal
         signal Vert_sync  : out std_logic   -- Vertical sync signal
       );

  end component;

----------------------------------------------------------------------------
----------------------------------------------------------------------------

begin

----------------------------------------------------------------------------
----------------------------------------------------------------------------
--  Main_Port is linking the signals from the project to the display.
----------------------------------------------------------------------------
----------------------------------------------------------------------------

  Main_Port : Display port map(
         Clock      => Clock,
         PB1        => PB1,
         PB2        => PB2,
         MouseData  => MouseData,
         Red        => Red,
         Green      => Green,
         Blue       => Blue,
         Horiz_sync => Horiz_sync,
         Vert_sync  => Vert_sync
       );
       
----------------------------------------------------------------------------
----------------------------------------------------------------------------
       
end behavior;