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Rev 62 → Rev 63

/floor0Row.vhd
30,9 → 30,9
 
entity floor0Row is
generic (
nlw : integer := 32; -- Next Level Width (V.D width)
viw : integer := 18; -- Vector input Width
col : integer := 4; -- Number of Colums
W1 : integer := 32; -- Next Level Width (V.D width)
W0 : integer := 18; -- Vector input Width
C : integer := 4 -- Number of Colums
);
port ( -- Input Control Signal
clk, rst, nxtRay : in std_logic;
39,68 → 39,72
-- Clk, Rst, the usual control signals.
-- enabled, the machine is running when this input is set.
-- enabled, all the counters begin again.
nxtSphere : in std_logic_vector (col-1 downto 0);
nxtSphere : in std_logic_vector (C-1 downto 0);
-- Input Values
iRayx: in std_logic_vector (viw - 1 downto 0);
iRayy: in std_logic_vector (viw - 1 downto 0);
iRayz: in std_logic_vector (viw - 1 downto 0); -- The ray input vector.
iSphrCenterx: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
iSphrCentery: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
iSphrCenterz: in std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCenterx: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCentery: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCenterz: out std_logic_vector (col*viw - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
iRayx: in std_logic_vector (W0 - 1 downto 0);
iRayy: in std_logic_vector (W0 - 1 downto 0);
iRayz: in std_logic_vector (W0 - 1 downto 0); -- The ray input vector.
iSphrCenterx: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
iSphrCentery: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
iSphrCenterz: in std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCenterx: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCentery: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
oSphrCenterz: out std_logic_vector (C*W0 - 1 downto 0); -- The spheres positions (sphere centers) input vectors.
-- Output Values
oRayx: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
oRayy: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
oRayz: out std_logic_vector (viw - 1 downto 0);-- The ray output vector.
vdOutput : out std_logic_vector (nlw*col - 1 downto 0) -- The dot product emerging from each dot prod cell.
oRayx: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
oRayy: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
oRayz: out std_logic_vector (W0 - 1 downto 0);-- The ray output vector.
vdOutput : out std_logic_vector (W1*C - 1 downto 0) -- The dot product emerging from each dot prod cell.
);
end entity;
architecture rtl of floor0Row is
 
signal sRayx : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
signal sRayy : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
signal sRayz : std_logic_vector ((col+1)*viw - 1 downto 0); -- The ray difussion nets.
signal sRayx : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
signal sRayy : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
signal sRayz : std_logic_vector ((C+1)*W0 - 1 downto 0); -- The ray difussion nets.
begin
 
theCells : for i in 0 to col-1 generate
theCells : for i in 0 to C-1 generate
dotCellx : dotCell port map (
dotCellx : dotCell
generic map (
RV => "no"
)
port map (
clk => clk,
rst => rst,
nxtSphere => nxtSphere(i),
nxtRay => nxtRay,
vxInput => iSphrCenterx((i+1)*viw-1 downto i*viw),
vyInput => iSphrCentery((i+1)*viw-1 downto i*viw),
vzInput => iSphrCenterz((i+1)*viw-1 downto i*viw),
vxOutput => oSphrCenterx((i+1)*viw-1 downto i*viw),
vyOutput => oSphrCentery((i+1)*viw-1 downto i*viw),
vzOutput => oSphrCenterz((i+1)*viw-1 downto i*viw),
dxInput => sRayx ((i+1)*viw-1 downto i*viw),
dyInput => sRayx ((i+1)*viw-1 downto i*viw),
dzInput => sRayx ((i+1)*viw-1 downto i*viw),
dxOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
dyOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
dzOutput => sRayx ((i+2)*viw-1 downto (i+1)*viw),
vdOutput => vdOutput((i+1)*view-1 downto i*viw)
vxInput => iSphrCenterx((i+1)*W0-1 downto i*W0),
vyInput => iSphrCentery((i+1)*W0-1 downto i*W0),
vzInput => iSphrCenterz((i+1)*W0-1 downto i*W0),
vxOutput => oSphrCenterx((i+1)*W0-1 downto i*W0),
vyOutput => oSphrCentery((i+1)*W0-1 downto i*W0),
vzOutput => oSphrCenterz((i+1)*W0-1 downto i*W0),
dxInput => sRayx ((i+1)*W0-1 downto i*W0),
dyInput => sRayy ((i+1)*W0-1 downto i*W0),
dzInput => sRayz ((i+1)*W0-1 downto i*W0),
dxOutput => sRayx ((i+2)*W0-1 downto (i+1)*W0),
dyOutput => sRayy ((i+2)*W0-1 downto (i+1)*W0),
dzOutput => sRayz ((i+2)*W0-1 downto (i+1)*W0),
vdOutput => vdOutput((i+1)*W1-1 downto i*W1)
);
 
end generate;
 
-- Connect the first and last rays.
sRayx (viw-1 downto 0) <= iRayx;
sRayy (viw-1 downto 0) <= iRayy;
sRayz (viw-1 downto 0) <= iRayz;
oRayx <= sRayx ((col+1)*viw - 1 downto col*viw);
oRayy <= sRayy ((col+1)*viw - 1 downto col*viw);
oRayz <= sRayz ((col+1)*viw - 1 downto col*viw);
sRayx (W0-1 downto 0) <= iRayx;
sRayy (W0-1 downto 0) <= iRayy;
sRayz (W0-1 downto 0) <= iRayz;
oRayx <= sRayx ((C+1)*W0 - 1 downto C*W0);
oRayy <= sRayy ((C+1)*W0 - 1 downto C*W0);
oRayz <= sRayz ((C+1)*W0 - 1 downto C*W0);
 
end rtl;

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