Point cloud generator

WIP project boilerplate. zeromq work not done.

.gitignore

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+*~
+.idea/
+target/

Cargo.lock

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+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+[[package]]
+name = "bitflags"
+version = "1.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cf1de2fe8c75bc145a2f577add951f8134889b4795d47466a54a5c846d691693"
+
+[[package]]
+name = "bytes"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b700ce4376041dcd0a327fd0097c41095743c4c8af8887265942faf1100bd040"
+
+[[package]]
+name = "cfg-if"
+version = "0.1.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4785bdd1c96b2a846b2bd7cc02e86b6b3dbf14e7e53446c4f54c92a361040822"
+
+[[package]]
+name = "error-chain"
+version = "0.10.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d9435d864e017c3c6afeac1654189b06cdb491cf2ff73dbf0d73b0f292f42ff8"
+
+[[package]]
+name = "libc"
+version = "0.2.82"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "89203f3fba0a3795506acaad8ebce3c80c0af93f994d5a1d7a0b1eeb23271929"
+
+[[package]]
+name = "log"
+version = "0.4.13"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fcf3805d4480bb5b86070dcfeb9e2cb2ebc148adb753c5cca5f884d1d65a42b2"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "metadeps"
+version = "1.1.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73b122901b3a675fac8cecf68dcb2f0d3036193bc861d1ac0e1c337f7d5254c2"
+dependencies = [
+ "error-chain",
+ "pkg-config",
+ "toml",
+]
+
+[[package]]
+name = "pkg-config"
+version = "0.3.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3831453b3449ceb48b6d9c7ad7c96d5ea673e9b470a1dc578c2ce6521230884c"
+
+[[package]]
+name = "point-generator"
+version = "0.0.1"
+dependencies = [
+ "bytes",
+ "zmq",
+]
+
+[[package]]
+name = "toml"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "736b60249cb25337bc196faa43ee12c705e426f3d55c214d73a4e7be06f92cb4"
+
+[[package]]
+name = "zmq"
+version = "0.9.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "aad98a7a617d608cd9e1127147f630d24af07c7cd95ba1533246d96cbdd76c66"
+dependencies = [
+ "bitflags",
+ "libc",
+ "log",
+ "zmq-sys",
+]
+
+[[package]]
+name = "zmq-sys"
+version = "0.11.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d33a2c51dde24d5b451a2ed4b488266df221a5eaee2ee519933dc46b9a9b3648"
+dependencies = [
+ "libc",
+ "metadeps",
+]

Cargo.toml

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+[package]
+name = "point-generator"
+edition = "2018"
+version = "0.0.1"
+authors = [
+  "Brandon Thomas <bt@brand.io>",
+  "Brandon Thomas <echelon@gmail.com>",
+]
+publish = false
+
+[[bin]]
+name = "point-generator"
+path = "src/main.rs"
+
+[dependencies]
+bytes = "1.0.1"
+zmq = "0.9"
+#zeromq = "0.2.0" # Doesn't compile. Complains about Rust issue #54727

README.md

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+point-generator
+===============
+Generate points to send over ZeroMQ to the Unreal Engine point cloud demo.

src/main.rs

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+mod point;
+
+use point::Point;
+
+fn main() {
+  let ctx = zmq::Context::new();
+
+  let socket = ctx.socket(zmq::REQ).unwrap();
+
+  let point = Point::white_at(0.0f32, 0.0f32, 0.0f32);
+
+
+  socket.connect("tcp://127.0.0.1:1234").unwrap();
+  socket.send("hello world!", 0).unwrap();
+}

src/point.rs

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+
+pub struct Point {
+  pub x: f32,
+  pub y: f32,
+  pub z: f32,
+  _unused: f32,
+  pub r: f32,
+  pub g: f32,
+  pub b: f32,
+  pub a: f32,
+}
+
+impl Point {
+
+  pub fn white_at(x: f32, y: f32, z: f32) -> Self {
+    Point {
+      x,
+      y,
+      z,
+      _unused: 0.0f32,
+      r: 1.0f32,
+      g: 1.0f32,
+      b: 1.0f32,
+      a: 1.0f32,
+    }
+  }
+}