circuiteria/src/elements/alu.typ

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2024-05-16 21:35:53 +00:00
#import "@preview/cetz:0.2.2": draw
#import "element.typ"
#import "ports.typ": add-port
#let draw-shape(id, tl, tr, br, bl, fill, stroke) = {
let p0 = tl
let p1 = (tr, 10%, br)
let p2 = (tr, 90%, br)
let p3 = bl
let p4 = (tl, 55%, bl)
let p5 = (tl, 50%, br)
let p6 = (tl, 45%, bl)
let f1 = draw.group(name: id, {
draw.merge-path(
inset: 0.5em,
fill: fill,
stroke: stroke,
close: true,
draw.line(p0, p1, p2, p3, p4, p5, p6)
)
draw.anchor("north", (p0, 50%, p1))
draw.anchor("south", (p2, 50%, p3))
draw.anchor("west", (p0, 50%, p3))
draw.anchor("east", (p1, 50%, p2))
})
let f2 = add-port(id, "west", (id: "in1"), (p0, 50%, p6))
let f3 = add-port(id, "west", (id: "in2"), (p3, 50%, p4))
let f4 = add-port(id, "east", (id: "out"), (p1, 50%, p2))
let f = {
f1; f2; f3; f4
}
return (f, tl, tr, br, bl)
}
#let alu(
x: none,
y: none,
w: none,
h: none,
name: none,
name-anchor: "center",
fill: none,
stroke: black + 1pt,
id: "",
debug: (
ports: false
)
) = {
let ports = (
west: (
(id: "in1"),
(id: "in2"),
),
east: (
(id: "out"),
)
)
element.elmt(
draw-shape: draw-shape,
x: x,
y: y,
w: w,
h: h,
name: name,
name-anchor: name-anchor,
ports: ports,
fill: fill,
stroke: stroke,
id: id,
auto-ports: false,
ports-y: (
in1: (h) => {h * 0.225},
in2: (h) => {h * 0.775},
),
debug: debug
)
}