feat: test projection from WGS84 to DE1200

Cargo.lock

@@ -20,6 +20,12 @@ version = "1.3.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1b8e56985ec62d17e9c1001dc89c88ecd7dc08e47eba5ec7c29c7b5eeecde967"
+
 [[package]]
 name = "bytemuck"
 version = "1.23.0"
@@ -32,12 +38,30 @@ version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8f1fe948ff07f4bd06c30984e69f5b4899c516a3ef74f34df92a2df2ab535495"
 
+[[package]]
+name = "cc"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d0fc897dc1e865cc67c0e05a836d9d3f1df3cbe442aa4a9473b18e12624a4951"
+dependencies = [
+ "shlex",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
 
+[[package]]
+name = "cmake"
+version = "0.1.54"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e7caa3f9de89ddbe2c607f4101924c5abec803763ae9534e4f4d7d8f84aa81f0"
+dependencies = [
+ "cc",
+]
+
 [[package]]
 name = "crc32fast"
 version = "1.4.2"
@@ -47,6 +71,16 @@ dependencies = [
  "cfg-if",
 ]
 
+[[package]]
+name = "errno"
+version = "0.3.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cea14ef9355e3beab063703aa9dab15afd25f0667c341310c1e5274bb1d0da18"
+dependencies = [
+ "libc",
+ "windows-sys",
+]
+
 [[package]]
 name = "fdeflate"
 version = "0.3.7"
@@ -56,6 +90,18 @@ dependencies = [
  "simd-adler32",
 ]
 
+[[package]]
+name = "filetime"
+version = "0.2.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "35c0522e981e68cbfa8c3f978441a5f34b30b96e146b33cd3359176b50fe8586"
+dependencies = [
+ "cfg-if",
+ "libc",
+ "libredox",
+ "windows-sys",
+]
+
 [[package]]
 name = "flate2"
 version = "1.1.1"
@@ -78,6 +124,48 @@ dependencies = [
  "png",
 ]
 
+[[package]]
+name = "libc"
+version = "0.2.172"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d750af042f7ef4f724306de029d18836c26c1765a54a6a3f094cbd23a7267ffa"
+
+[[package]]
+name = "libredox"
+version = "0.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c0ff37bd590ca25063e35af745c343cb7a0271906fb7b37e4813e8f79f00268d"
+dependencies = [
+ "bitflags 2.9.1",
+ "libc",
+ "redox_syscall",
+]
+
+[[package]]
+name = "libsqlite3-sys"
+version = "0.32.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "fbb8270bb4060bd76c6e96f20c52d80620f1d82a3470885694e41e0f81ef6fe7"
+dependencies = [
+ "pkg-config",
+ "vcpkg",
+]
+
+[[package]]
+name = "link-cplusplus"
+version = "1.0.10"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a6f6da007f968f9def0d65a05b187e2960183de70c160204ecfccf0ee330212"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "linux-raw-sys"
+version = "0.9.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "cd945864f07fe9f5371a27ad7b52a172b4b499999f1d97574c9fa68373937e12"
+
 [[package]]
 name = "miniz_oxide"
 version = "0.8.8"
@@ -97,28 +185,244 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "pkg-config"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+
 [[package]]
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 version = "0.17.16"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "82151a2fc869e011c153adc57cf2789ccb8d9906ce52c0b39a6b5697749d7526"
 dependencies = [
- "bitflags",
+ "bitflags 1.3.2",
  "crc32fast",
  "fdeflate",
  "flate2",
  "miniz_oxide",
 ]
 
+[[package]]
+name = "proc-macro2"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "02b3e5e68a3a1a02aad3ec490a98007cbc13c37cbe84a3cd7b8e406d76e7f778"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
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+checksum = "58e0c01de214d7ea50ee6519969be9efdc6f0dc5ce6c64fbd4f054ea26d43ca4"
+dependencies = [
+ "libc",
+ "num-traits",
+ "proj-sys",
+ "thiserror",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "a208129995443a4c475464c33308274be1578993b0ad266c9139188ed0dc7e91"
+dependencies = [
+ "cmake",
+ "flate2",
+ "libsqlite3-sys",
+ "link-cplusplus",
+ "pkg-config",
+ "tar",
+]
+
+[[package]]
+name = "quote"
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "redox_syscall"
+version = "0.5.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "928fca9cf2aa042393a8325b9ead81d2f0df4cb12e1e24cef072922ccd99c5af"
+dependencies = [
+ "bitflags 2.9.1",
+]
+
+[[package]]
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+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c71e83d6afe7ff64890ec6b71d6a69bb8a610ab78ce364b3352876bb4c801266"
+dependencies = [
+ "bitflags 2.9.1",
+ "errno",
+ "libc",
+ "linux-raw-sys",
+ "windows-sys",
+]
+
+[[package]]
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+version = "1.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64"
+
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 name = "simd-adler32"
 version = "0.3.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d66dc143e6b11c1eddc06d5c423cfc97062865baf299914ab64caa38182078fe"
 
+[[package]]
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+checksum = "8ce2b7fc941b3a24138a0a7cf8e858bfc6a992e7978a068a5c760deb0ed43caf"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
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+dependencies = [
+ "filetime",
+ "libc",
+ "xattr",
+]
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+ "thiserror-impl",
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+
 [[package]]
 name = "wetter"
 version = "0.1.0"
 dependencies = [
  "image",
+ "proj",
+]
+
+[[package]]
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+ "windows_aarch64_gnullvm",
+ "windows_aarch64_msvc",
+ "windows_i686_gnu",
+ "windows_i686_gnullvm",
+ "windows_i686_msvc",
+ "windows_x86_64_gnu",
+ "windows_x86_64_gnullvm",
+ "windows_x86_64_msvc",
+]
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+dependencies = [
+ "libc",
+ "rustix",
 ]

Cargo.toml

@@ -5,3 +5,4 @@ edition = "2021"
 
 [dependencies]
 image = { version = "0.25.6", default-features = false, features = ["png"] }
+proj = { version = "0.30.0", default-features = false }

src/main.rs

@@ -3,6 +3,10 @@ use std::fs;
 use image::imageops;
 use image::GrayAlphaImage;
 
+use proj::Proj;
+
+const PROJ_WGS84_DE1200: &'static str = "+proj=stere +lat_0=90 +lat_ts=60 +lon_0=10 +a=6378137 +b=6356752.3142451802 +no_defs +x_0=543196.83521776402 +y_0=3622588.8619310018";
+
 enum State {
     Header,
     Lsb,
@@ -41,4 +45,15 @@ fn main() {
     let mut img = GrayAlphaImage::from_raw(1100, 1200, data).unwrap();
     imageops::flip_vertical_in_place(&mut img);
     img.save("rv.png").unwrap();
+
+    let wgs84_to_de1200 = Proj::new(PROJ_WGS84_DE1200).unwrap();
+    println!(
+        "{:#?}",
+        wgs84_to_de1200
+            .project(
+                (1.463301510_f64.to_radians(), 55.86208711_f64.to_radians()),
+                false
+            )
+            .unwrap()
+    );
 }