-- Author : Julian Andres Guarin Reyes.
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-- Author : Julian Andres Guarin Reyes.
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-- Project : JART, Just Another Ray Tracer.
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-- Project : JART, Just Another Ray Tracer.
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-- email : jguarin2002 at gmail.com, j.guarin at javeriana.edu.co
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-- email : jguarin2002 at gmail.com, j.guarin at javeriana.edu.co
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-- This code was entirely written by Julian Andres Guarin Reyes.
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-- This code was entirely written by Julian Andres Guarin Reyes.
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-- The following code is licensed under GNU Public License
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-- The following code is licensed under GNU Public License
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-- http://www.gnu.org/licenses/gpl-3.0.txt.
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-- http://www.gnu.org/licenses/gpl-3.0.txt.
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-- This file is part of JART (Just Another Ray Tracer).
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-- This file is part of JART (Just Another Ray Tracer).
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-- JART (Just Another Ray Tracer) is free software: you can redistribute it and/or modify
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-- JART (Just Another Ray Tracer) is free software: you can redistribute it and/or modify
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-- it under the terms of the GNU General Public License as published by
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-- it under the terms of the GNU General Public License as published by
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-- the Free Software Foundation, either version 3 of the License, or
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-- the Free Software Foundation, either version 3 of the License, or
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-- (at your option) any later version.
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-- (at your option) any later version.
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-- JART (Just Another Ray Tracer) is distributed in the hope that it will be useful,
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-- JART (Just Another Ray Tracer) is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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-- GNU General Public License for more details.
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-- You should have received a copy of the GNU General Public License
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-- You should have received a copy of the GNU General Public License
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-- along with JART (Just Another Ray Tracer). If not, see <http://www.gnu.org/licenses/>.
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-- along with JART (Just Another Ray Tracer). If not, see <http://www.gnu.org/licenses/>.
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-- This file is an instantiation of a dot cells row. The number of dot cells used is parameterizable.
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-- This file is an instantiation of a dot cells row. The number of dot cells used is parameterizable.
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library ieee;
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library ieee;
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use ieee.std_logic_1164.all;
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use ieee.std_logic_1164.all;
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use work.powerGrid.all;
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use work.powerGrid.all;
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entity floor0Row is
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entity floor0Row is
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generic (
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generic (
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nlw : integer := 32; -- Next Level Width (V.D width)
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W1 : integer := 32; -- Next Level Width (V.D width)
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viw : integer := 18; -- Vector input Width
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W0 : integer := 18; -- Vector input Width
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col : integer := 4; -- Number of Colums
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C : integer := 4 -- Number of Colums
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);
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);
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port ( -- Input Control Signal
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port ( -- Input Control Signal
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clk, rst, nxtRay : in std_logic;
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clk, rst, nxtRay : in std_logic;
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-- Clk, Rst, the usual control signals.
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-- Clk, Rst, the usual control signals.
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-- enabled, the machine is running when this input is set.
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-- enabled, the machine is running when this input is set.
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-- enabled, all the counters begin again.
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-- enabled, all the counters begin again.
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nxtSphere : in std_logic_vector (col-1 downto 0);
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nxtSphere : in std_logic_vector (C-1 downto 0);
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-- Input Values
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-- Input Values
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iRayx: in std_logic_vector (viw - 1 downto 0);
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iRayx: in std_logic_vector (W0 - 1 downto 0);
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iRayy: in std_logic_vector (viw - 1 downto 0);
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iRayy: in std_logic_vector (W0 - 1 downto 0);
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iRayz: in std_logic_vector (viw - 1 downto 0); -- The ray input vector.
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iRayz: in std_logic_vector (W0 - 1 downto 0); -- The ray input vector.
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iSphrCenterx: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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iSphrCenterx: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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iSphrCentery: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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iSphrCentery: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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iSphrCenterz: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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iSphrCenterz: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCenterx: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCenterx: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCentery: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCentery: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCenterz: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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oSphrCenterz: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
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-- Output Values
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-- Output Values
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oRayx: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
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oRayx: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
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oRayy: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
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oRayy: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
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oRayz: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
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oRayz: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
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vdOutput : out std_logic_vector (nlw*col - 1 downto 0) -- The dot product emerging from each dot prod cell.
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vdOutput : out std_logic_vector (W1*C - 1 downto 0) -- The dot product emerging from each dot prod cell.
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);
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);
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end entity;
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end entity;
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architecture rtl of floor0Row is
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architecture rtl of floor0Row is
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signal sRayx : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
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signal sRayx : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
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signal sRayy : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
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signal sRayy : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
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signal sRayz : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
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signal sRayz : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
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begin
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begin
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theCells : for i in 0 to col-1 generate
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theCells : for i in 0 to C-1 generate
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dotCellx : dotCell port map (
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dotCellx : dotCell
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generic map (
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RV => "no"
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)
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port map (
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clk => clk,
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clk => clk,
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rst => rst,
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rst => rst,
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nxtSphere => nxtSphere(i),
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nxtSphere => nxtSphere(i),
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nxtRay => nxtRay,
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nxtRay => nxtRay,
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vxInput => iSphrCenterx((i+1)*viw-1 downto i*viw),
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vxInput => iSphrCenterx((i+1)*W0-1 downto i*W0),
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vyInput => iSphrCentery((i+1)*viw-1 downto i*viw),
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vyInput => iSphrCentery((i+1)*W0-1 downto i*W0),
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vzInput => iSphrCenterz((i+1)*viw-1 downto i*viw),
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vzInput => iSphrCenterz((i+1)*W0-1 downto i*W0),
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vxOutput => oSphrCenterx((i+1)*viw-1 downto i*viw),
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vxOutput => oSphrCenterx((i+1)*W0-1 downto i*W0),
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vyOutput => oSphrCentery((i+1)*viw-1 downto i*viw),
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vyOutput => oSphrCentery((i+1)*W0-1 downto i*W0),
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vzOutput => oSphrCenterz((i+1)*viw-1 downto i*viw),
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vzOutput => oSphrCenterz((i+1)*W0-1 downto i*W0),
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dxInput => sRayx ((i+1)*viw-1 downto i*viw),
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dxInput => sRayx ((i+1)*W0-1 downto i*W0),
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dyInput => sRayx ((i+1)*viw-1 downto i*viw),
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dyInput => sRayy ((i+1)*W0-1 downto i*W0),
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dzInput => sRayx ((i+1)*viw-1 downto i*viw),
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dzInput => sRayz ((i+1)*W0-1 downto i*W0),
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dxOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
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dxOutput => sRayx ((i+2)*W0-1 downto (i+1)*W0),
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dyOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
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dyOutput => sRayy ((i+2)*W0-1 downto (i+1)*W0),
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dzOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
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dzOutput => sRayz ((i+2)*W0-1 downto (i+1)*W0),
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vdOutput => vdOutput((i+1)*view-1 downto i*viw)
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vdOutput => vdOutput((i+1)*W1-1 downto i*W1)
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);
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);
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end generate;
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end generate;
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-- Connect the first and last rays.
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-- Connect the first and last rays.
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sRayx (viw-1 downto 0) <= iRayx;
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sRayx (W0-1 downto 0) <= iRayx;
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sRayy (viw-1 downto 0) <= iRayy;
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sRayy (W0-1 downto 0) <= iRayy;
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sRayz (viw-1 downto 0) <= iRayz;
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sRayz (W0-1 downto 0) <= iRayz;
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oRayx <= sRayx ((col+1)*viw - 1 downto col*viw);
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oRayx <= sRayx ((C+1)*W0 - 1 downto C*W0);
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oRayy <= sRayy ((col+1)*viw - 1 downto col*viw);
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oRayy <= sRayy ((C+1)*W0 - 1 downto C*W0);
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oRayz <= sRayz ((col+1)*viw - 1 downto col*viw);
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oRayz <= sRayz ((C+1)*W0 - 1 downto C*W0);
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end rtl;
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end rtl;
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