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-- This is a template for generate a grid row in the JART control.
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-- Author : Julian Andres Guarin Reyes.
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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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-- The question is : ¿ Should I use all tiles of the row registered? Well for sure there are two possibilities :
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-- This code was entirely written by Julian Andres Guarin Reyes.
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-- 1 . Dont register them: But for there is going to be a maximun number of columns where porpagation times are going to be
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-- The following code is licensed under GNU Public License
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-- too high in order to substain a one clock upwards pipe. It depends upon the platform you are using how many columns you can implement in the row without registering them.
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-- http://www.gnu.org/licenses/gpl-3.0.txt.
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-- Ray Difussion Pipe Longitude (
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-- This file is part of JART (Just Another Ray Tracer).
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-- Row Ray Difussion Time ( RRDT ) in clks: 2 + log 2 (Number of Columns) clks.
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-- An excellent difussion Time, but the max number of columns its limited by the platform specs.
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-- Even it is an excellent time is not much of gain because this time is the same time of the pipe longitude, thus a result each clock is achieved anyway.
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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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-- 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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-- 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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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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-- GNU General Public License for more details.
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-- 2. Register them
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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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-- 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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oRayz: out std_logic_vector (viw - 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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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 (nlw*col - 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 ((col+1)*viw - 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 ((col+1)*viw - 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 ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
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