aaaaaaaaAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
This commit is contained in:
parent
3633c01142
commit
046b581855
GPG Key ID:
FDBF740DADDCEECF
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@ -237,21 +237,6 @@ dependencies = [
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"alloc-no-stdlib",
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"alloc-no-stdlib",
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]
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]
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"libc",
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@ -403,20 +388,6 @@ version = "1.0.0"
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"android-tzdata",
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"num-traits",
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"wasm-bindgen",
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"windows-targets",
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[[package]]
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[[package]]
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name = "clang-sys"
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version = "1.8.1"
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@ -489,27 +460,6 @@ dependencies = [
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"typenum",
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"typenum",
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]
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]
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[[package]]
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"csv-core",
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"itoa",
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"ryu",
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"serde",
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]
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[[package]]
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"memchr",
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[[package]]
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@ -740,28 +690,6 @@ version = "0.3.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "grib"
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version = "0.10.2"
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source = "git+https://github.com/noritada/grib-rs#b3b427c4abdaf07af13d39f96ded9384603bcb01"
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dependencies = [
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"chrono",
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"grib-build",
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"num",
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"num_enum",
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"openjpeg-sys",
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"png",
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]
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[[package]]
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name = "grib-build"
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version = "0.4.3"
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dependencies = [
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"csv",
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"serde",
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]
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[[package]]
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[[package]]
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name = "h2"
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version = "0.3.26"
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version = "0.3.26"
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@ -950,29 +878,6 @@ dependencies = [
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"tracing",
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"tracing",
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]
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]
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[[package]]
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"android_system_properties",
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"core-foundation-sys",
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"iana-time-zone-haiku",
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"js-sys",
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"wasm-bindgen",
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"windows-core",
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]
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[[package]]
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name = "iana-time-zone-haiku"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"cc",
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]
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[[package]]
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[[package]]
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name = "idna"
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name = "idna"
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version = "0.5.0"
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version = "0.5.0"
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@ -1204,30 +1109,6 @@ dependencies = [
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"minimal-lexical",
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"minimal-lexical",
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]
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]
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[[package]]
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name = "num"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"num-bigint",
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"num-complex",
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"num-integer",
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"num-iter",
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"num-rational",
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"num-traits",
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]
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[[package]]
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name = "num-bigint"
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version = "0.4.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a5e44f723f1133c9deac646763579fdb3ac745e418f2a7af9cd0c431da1f20b9"
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dependencies = [
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"num-integer",
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"num-traits",
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]
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[[package]]
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name = "num-complex"
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name = "num-complex"
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version = "0.4.6"
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version = "0.4.6"
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"num-traits",
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"num-traits",
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]
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]
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[[package]]
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name = "num-iter"
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version = "0.1.45"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1429034a0490724d0075ebb2bc9e875d6503c3cf69e235a8941aa757d83ef5bf"
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dependencies = [
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"autocfg",
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"num-integer",
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"num-traits",
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]
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[[package]]
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name = "num-rational"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f83d14da390562dca69fc84082e73e548e1ad308d24accdedd2720017cb37824"
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dependencies = [
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"num-bigint",
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"num-integer",
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"num-traits",
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]
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[[package]]
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[[package]]
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name = "num-traits"
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name = "num-traits"
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version = "0.2.19"
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version = "0.2.19"
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"autocfg",
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"autocfg",
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]
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]
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[[package]]
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name = "num_enum"
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version = "0.7.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4e613fc340b2220f734a8595782c551f1250e969d87d3be1ae0579e8d4065179"
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dependencies = [
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"num_enum_derive",
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]
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[[package]]
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name = "num_enum_derive"
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version = "0.7.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "af1844ef2428cc3e1cb900be36181049ef3d3193c63e43026cfe202983b27a56"
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dependencies = [
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"proc-macro-crate",
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"proc-macro2",
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"quote",
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"syn",
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]
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[[package]]
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[[package]]
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name = "object"
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name = "object"
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version = "0.36.5"
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version = "0.36.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
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[[package]]
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name = "openjpeg-sys"
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version = "1.0.11"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ac2aeb0ac97a0a7726b973a217b6002f5157fd65c5d5033cf907227dbb7e114a"
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dependencies = [
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"cc",
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"libc",
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]
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[[package]]
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[[package]]
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name = "openssl"
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name = "openssl"
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version = "0.10.66"
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version = "0.10.66"
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"syn",
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"syn",
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]
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]
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[[package]]
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name = "proc-macro-crate"
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version = "3.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8ecf48c7ca261d60b74ab1a7b20da18bede46776b2e55535cb958eb595c5fa7b"
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dependencies = [
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"toml_edit",
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]
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[[package]]
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name = "proc-macro2"
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name = "proc-macro2"
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version = "1.0.87"
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version = "1.0.87"
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@ -2091,23 +1910,6 @@ dependencies = [
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"tokio",
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"tokio",
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]
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]
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[[package]]
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name = "toml_datetime"
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version = "0.6.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "0dd7358ecb8fc2f8d014bf86f6f638ce72ba252a2c3a2572f2a795f1d23efb41"
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[[package]]
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name = "toml_edit"
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version = "0.22.22"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "4ae48d6208a266e853d946088ed816055e556cc6028c5e8e2b84d9fa5dd7c7f5"
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dependencies = [
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"indexmap",
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"toml_datetime",
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"winnow",
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]
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[[package]]
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[[package]]
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name = "tower-service"
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name = "tower-service"
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version = "0.3.3"
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version = "0.3.3"
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@ -2300,15 +2102,6 @@ dependencies = [
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"rustix",
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"rustix",
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]
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]
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[[package]]
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name = "windows-core"
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version = "0.52.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "33ab640c8d7e35bf8ba19b884ba838ceb4fba93a4e8c65a9059d08afcfc683d9"
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dependencies = [
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"windows-targets",
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]
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[[package]]
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[[package]]
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name = "windows-registry"
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name = "windows-registry"
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version = "0.2.0"
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version = "0.2.0"
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@ -2421,15 +2214,6 @@ version = "0.52.6"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
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checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec"
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[[package]]
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name = "winnow"
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||||||
version = "0.6.20"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "36c1fec1a2bb5866f07c25f68c26e565c4c200aebb96d7e55710c19d3e8ac49b"
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dependencies = [
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"memchr",
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]
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[[package]]
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[[package]]
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name = "wxbox-pal"
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name = "wxbox-pal"
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version = "0.1.0"
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version = "0.1.0"
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@ -2445,7 +2229,6 @@ dependencies = [
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"actix-web",
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"actix-web",
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"eccodes",
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"eccodes",
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"flate2",
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"flate2",
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"grib",
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"mime",
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"mime",
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"ndarray",
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"ndarray",
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"ordered-float",
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"ordered-float",
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[dependencies]
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[dependencies]
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actix-web = "4"
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actix-web = "4"
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thiserror = "1"
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thiserror = "1"
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grib = { git = "https://github.com/noritada/grib-rs" }
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ordered-float = "4"
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ordered-float = "4"
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tikv-jemallocator = "0.6"
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tikv-jemallocator = "0.6"
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reqwest = "0.12"
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reqwest = "0.12"
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/// Constant representing the value of PI
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const PI: f64 = std::f64::consts::PI;
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/// Constant representing the conversion factor from radians to degrees
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const R2D: f64 = 180.0f64 / PI;
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/// Earth radius in meters
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const RE: f64 = 6378137.0;
|
|
||||||
|
|
||||||
/// Circumference of the Earth
|
|
||||||
const CE: f64 = 2.0f64 * PI * RE;
|
|
||||||
|
|
||||||
/// Represents a tile on a map
|
|
||||||
#[derive(Debug, PartialEq, Clone, Copy)]
|
|
||||||
pub struct Tile {
|
|
||||||
pub x: i32,
|
|
||||||
pub y: i32,
|
|
||||||
pub z: i32,
|
|
||||||
}
|
|
||||||
|
|
||||||
impl Tile {
|
|
||||||
/// Creates a new Tile object with the specified x, y, and zoom level
|
|
||||||
pub fn new(x: i32, y: i32, z: i32) -> Self {
|
|
||||||
let (lo, hi) = minmax(z);
|
|
||||||
if !(lo <= x && x <= hi) || !(lo <= y && y <= hi) {
|
|
||||||
panic!("require tile x and y to be within the range (0, 2 ** zoom)");
|
|
||||||
}
|
|
||||||
Tile { x, y, z }
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Returns the minimum and maximum values for a tile at the given zoom level
|
|
||||||
fn minmax(z: i32) -> (i32, i32) {
|
|
||||||
let max_value = 2_i32.pow(z as u32);
|
|
||||||
(0, max_value - 1)
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Represents a geographical coordinate in longitude and latitude
|
|
||||||
#[derive(Debug, PartialEq)]
|
|
||||||
pub struct LngLat {
|
|
||||||
pub lng: f64,
|
|
||||||
pub lat: f64,
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Represents a point in web mercator projected coordinates
|
|
||||||
#[derive(Debug, PartialEq)]
|
|
||||||
pub struct XY {
|
|
||||||
pub x: f64,
|
|
||||||
pub y: f64,
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Represents a bounding box in geographical coordinates
|
|
||||||
#[derive(Debug, PartialEq)]
|
|
||||||
pub struct LngLatBbox {
|
|
||||||
/// Westernmost longitude of the bounding box
|
|
||||||
pub west: f64,
|
|
||||||
/// Southernmost latitude of the bounding box
|
|
||||||
pub south: f64,
|
|
||||||
/// Easternmost longitude of the bounding box
|
|
||||||
pub east: f64,
|
|
||||||
/// Northernmost latitude of the bounding box
|
|
||||||
pub north: f64,
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Represents a bounding box in web mercator projected coordinates
|
|
||||||
#[derive(Debug, PartialEq)]
|
|
||||||
pub struct Bbox {
|
|
||||||
/// Left coordinate of the bounding box
|
|
||||||
pub left: f64,
|
|
||||||
/// Bottom coordinate of the bounding box
|
|
||||||
pub bottom: f64,
|
|
||||||
/// Right coordinate of the bounding box
|
|
||||||
pub right: f64,
|
|
||||||
/// Top coordinate of the bounding box
|
|
||||||
pub top: f64,
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Calculates the upper-left geographical coordinates of a given tile
|
|
||||||
pub fn ul(tile: Tile) -> LngLat {
|
|
||||||
let z2 = 2.0_f64.powf(tile.z as f64);
|
|
||||||
let lon_deg = tile.x as f64 / z2 * 360.0 - 180.0;
|
|
||||||
let lat_rad = (PI * (1.0 - 2.0 * tile.y as f64 / z2)).sinh().atan();
|
|
||||||
let lat_deg = lat_rad.to_degrees();
|
|
||||||
|
|
||||||
LngLat { lng: lon_deg, lat: lat_deg }
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Calculates the bounding box of a given tile in geographical coordinates
|
|
||||||
pub fn bounds(tile: Tile) -> LngLatBbox {
|
|
||||||
let z2 = 2.0_f64.powf(tile.z as f64);
|
|
||||||
|
|
||||||
let west = tile.x as f64 / z2 * 360.0 - 180.0;
|
|
||||||
let north_rad = (PI * (1.0 - 2.0 * tile.y as f64 / z2)).sinh().atan();
|
|
||||||
let north = north_rad.to_degrees();
|
|
||||||
|
|
||||||
let east = (tile.x + 1) as f64 / z2 * 360.0 - 180.0;
|
|
||||||
let south_rad = (PI * (1.0 - 2.0 * (tile.y + 1) as f64 / z2)).sinh().atan();
|
|
||||||
let south = south_rad.to_degrees();
|
|
||||||
|
|
||||||
LngLatBbox { west, south, east, north }
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Calculates the bounding box of a given tile in web mercator projected coordinates
|
|
||||||
pub fn xy_bounds(tile: Tile) -> Bbox {
|
|
||||||
let tile_size = CE / 2.0_f64.powf(tile.z as f64);
|
|
||||||
let left = tile.x as f64 * tile_size - CE / 2.0;
|
|
||||||
let right = left + tile_size;
|
|
||||||
let top = CE / 2.0 - tile.y as f64 * tile_size;
|
|
||||||
let bottom = top - tile_size;
|
|
||||||
|
|
||||||
Bbox { left, bottom, right, top }
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Converts geographical coordinates (LngLat) to web mercator projected coordinates (XY)
|
|
||||||
pub fn convert_xy(lng_lat: LngLat) -> XY {
|
|
||||||
let x = RE * lng_lat.lng.to_radians();
|
|
||||||
|
|
||||||
let y: f64;
|
|
||||||
if lng_lat.lat <= -90.0 {
|
|
||||||
y = f64::NEG_INFINITY;
|
|
||||||
} else if lng_lat.lat >= 90.0 {
|
|
||||||
y = f64::INFINITY;
|
|
||||||
} else {
|
|
||||||
y = RE * ((PI * 0.25) + (0.5 * lng_lat.lat.to_radians())).tan().ln();
|
|
||||||
}
|
|
||||||
|
|
||||||
XY { x, y }
|
|
||||||
}
|
|
||||||
|
|
||||||
/// Converts web mercator projected coordinates (XY) to geographical coordinates (LngLat)
|
|
||||||
pub fn convert_lng_lat(xy: XY) -> LngLat {
|
|
||||||
let lng = xy.x * R2D / RE;
|
|
||||||
let lat = ((PI * 0.5) - 2.0 * (-xy.y / RE).exp().atan()) * R2D;
|
|
||||||
|
|
||||||
LngLat { lng, lat }
|
|
||||||
}
|
|
||||||
|
|
||||||
#[cfg(test)]
|
|
||||||
mod tests {
|
|
||||||
use super::*;
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_ul() {
|
|
||||||
let tile: Tile = Tile::new(486, 332, 10);
|
|
||||||
let result = ul(tile);
|
|
||||||
let expected_result = LngLat { lng: -9.140625, lat: 53.33087298301705 };
|
|
||||||
|
|
||||||
assert_eq!(result, expected_result)
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_bounds() {
|
|
||||||
let tile: Tile = Tile::new(486, 332, 10);
|
|
||||||
let result = bounds(tile);
|
|
||||||
let expected_result = LngLatBbox {
|
|
||||||
west: -9.140625,
|
|
||||||
south: 53.120405283106564,
|
|
||||||
east: -8.7890625,
|
|
||||||
north: 53.33087298301705,
|
|
||||||
};
|
|
||||||
|
|
||||||
assert_eq!(result, expected_result)
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_xy_bounds() {
|
|
||||||
let tile: Tile = Tile::new(486, 332, 10);
|
|
||||||
let result = xy_bounds(tile);
|
|
||||||
let expected_result = Bbox {
|
|
||||||
left: -1017529.7205322646,
|
|
||||||
bottom: 7005300.768279833,
|
|
||||||
right: -978393.9620502543,
|
|
||||||
top: 7044436.526761843,
|
|
||||||
};
|
|
||||||
|
|
||||||
assert_eq!(result, expected_result)
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_xy_positive() {
|
|
||||||
let lng_lat = LngLat { lng: -9.140625, lat: 53.33087298301705 };
|
|
||||||
let result = convert_xy(lng_lat);
|
|
||||||
let expected = XY { x: -1017529.7205322663, y: 7044436.526761846 };
|
|
||||||
assert_eq!(result, expected);
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_xy_negative() {
|
|
||||||
let lng_lat = LngLat { lng: -122.4194, lat: -100.0 }; // Latitude less than -90
|
|
||||||
let result = convert_xy(lng_lat);
|
|
||||||
let expected = XY { x: -13627665.271218073, y: f64::NEG_INFINITY };
|
|
||||||
assert_eq!(result, expected);
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_xy_positive_infinity() {
|
|
||||||
let lng_lat = LngLat { lng: -122.4194, lat: 100.0 }; // Latitude greater than 90
|
|
||||||
let result = convert_xy(lng_lat);
|
|
||||||
let expected = XY {
|
|
||||||
x: -13627665.271218073,
|
|
||||||
y: f64::INFINITY,
|
|
||||||
};
|
|
||||||
assert_eq!(result, expected);
|
|
||||||
}
|
|
||||||
|
|
||||||
#[test]
|
|
||||||
fn test_lng_lat() {
|
|
||||||
let xy = XY { x: -1017529.7205322663, y: 7044436.526761846 };
|
|
||||||
let result = convert_lng_lat(xy);
|
|
||||||
let expected = LngLat { lng: -9.140625000000002, lat: 53.33087298301706 };
|
|
||||||
assert_eq!(result, expected);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -1,16 +1,9 @@
|
||||||
use std::borrow::Cow;
|
|
||||||
use std::collections::BTreeMap;
|
use std::collections::BTreeMap;
|
||||||
use std::io::{BufReader, Cursor, Read};
|
|
||||||
use flate2::read::GzDecoder;
|
|
||||||
use grib::codetables::{CodeTable4_2, CodeTable4_3, Lookup};
|
|
||||||
use grib::{GribError, SectionBody};
|
|
||||||
use ordered_float::OrderedFloat;
|
use ordered_float::OrderedFloat;
|
||||||
use reqwest::Response;
|
|
||||||
use thiserror::Error;
|
|
||||||
|
|
||||||
pub fn closest_key<V>(map: &BTreeMap<OrderedFloat<f64>, V>, val: f64) -> Option<OrderedFloat<f64>> {
|
pub fn closest_key<V>(map: &BTreeMap<OrderedFloat<f64>, V>, val: f64) -> Option<(OrderedFloat<f64>, f64)> {
|
||||||
let mut r1 = map.range(OrderedFloat(val)..);
|
let mut r1 = map.range(OrderedFloat(val)..);
|
||||||
let mut r2 = map.range(..=OrderedFloat(val));
|
let r2 = map.range(..=OrderedFloat(val));
|
||||||
let o1 = r1.next();
|
let o1 = r1.next();
|
||||||
let o2 = r2.last();
|
let o2 = r2.last();
|
||||||
match (o1, o2) {
|
match (o1, o2) {
|
||||||
|
|
@ -18,19 +11,19 @@ pub fn closest_key<V>(map: &BTreeMap<OrderedFloat<f64>, V>, val: f64) -> Option<
|
||||||
None
|
None
|
||||||
},
|
},
|
||||||
(Some(i), None) => {
|
(Some(i), None) => {
|
||||||
Some(*i.0)
|
Some((*i.0, (*i.0 - val).abs()))
|
||||||
},
|
},
|
||||||
(None, Some(i)) => {
|
(None, Some(i)) => {
|
||||||
Some(*i.0)
|
Some((*i.0, (*i.0 - val).abs()))
|
||||||
},
|
},
|
||||||
(Some(i1), Some(i2)) => {
|
(Some(i1), Some(i2)) => {
|
||||||
// abs(f - i)
|
// abs(f - i)
|
||||||
let i1_dist = (i1.0 - val).abs();
|
let i1_dist = (i1.0 - val).abs();
|
||||||
let i2_dist = (i2.0 - val).abs();
|
let i2_dist = (i2.0 - val).abs();
|
||||||
return Some(if i1_dist < i2_dist {
|
Some(if i1_dist < i2_dist {
|
||||||
*i1.0
|
(*i1.0, i1_dist)
|
||||||
} else {
|
} else {
|
||||||
*i2.0
|
(*i2.0, i2_dist)
|
||||||
})
|
})
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
@ -49,7 +42,7 @@ pub fn lookup<V>(map: &BTreeMap<OrderedFloat<f64>, V>, val: f64) -> Option<&V> {
|
||||||
// abs(f - i)
|
// abs(f - i)
|
||||||
let i1_dist = (i1.0 - val).abs();
|
let i1_dist = (i1.0 - val).abs();
|
||||||
let i2_dist = (i2.0 - val).abs();
|
let i2_dist = (i2.0 - val).abs();
|
||||||
return Some(if i1_dist < i2_dist {
|
Some(if i1_dist < i2_dist {
|
||||||
i1.1
|
i1.1
|
||||||
} else {
|
} else {
|
||||||
i2.1
|
i2.1
|
||||||
|
|
@ -58,178 +51,5 @@ pub fn lookup<V>(map: &BTreeMap<OrderedFloat<f64>, V>, val: f64) -> Option<&V> {
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
#[derive(Error, Debug)]
|
|
||||||
pub enum GribMapError {
|
|
||||||
#[error("grib2 parse error: {0}")]
|
|
||||||
ParseError(#[from] GribError),
|
|
||||||
#[error("reqwest error: {0}")]
|
|
||||||
ReqwestError(#[from] reqwest::Error),
|
|
||||||
#[error("empty data")]
|
|
||||||
EmptyData,
|
|
||||||
#[error("i/o error")]
|
|
||||||
IoError(#[from] std::io::Error)
|
|
||||||
}
|
|
||||||
|
|
||||||
pub type LookupTable2D = BTreeMap<OrderedFloat<f64>, BTreeMap<OrderedFloat<f64>, f64>>;
|
pub type LookupTable2D = BTreeMap<OrderedFloat<f64>, BTreeMap<OrderedFloat<f64>, f64>>;
|
||||||
|
|
||||||
pub async fn map_grib2(i: Response) -> Result<LookupTable2D, GribMapError> {
|
|
||||||
let b = Cursor::new(i.bytes().await?.to_vec());
|
|
||||||
let mut decoder = GzDecoder::new(b);
|
|
||||||
|
|
||||||
let mut data = vec![];
|
|
||||||
decoder.read_to_end(&mut data)?;
|
|
||||||
|
|
||||||
let r = BufReader::new(Cursor::new(data));
|
|
||||||
let grib = grib::from_reader(r)?;
|
|
||||||
if grib.is_empty() {
|
|
||||||
return Err(GribMapError::EmptyData);
|
|
||||||
}
|
|
||||||
let mi = grib
|
|
||||||
.iter()
|
|
||||||
.filter(|((_, submessage_part), _)| *submessage_part == 0);
|
|
||||||
|
|
||||||
for (message_index, submessage) in mi {
|
|
||||||
if let (Some(SectionBody::Section0(sect0_body)), Some(SectionBody::Section1(sect1_body))) =
|
|
||||||
(&submessage.0.body.body, &submessage.1.body.body)
|
|
||||||
{
|
|
||||||
println!(
|
|
||||||
"{:?} D{} RT {} D/T {} C {} SC {} P/S {}",
|
|
||||||
message_index,
|
|
||||||
sect0_body.discipline,
|
|
||||||
sect1_body.ref_time()?,
|
|
||||||
sect1_body.data_type(),
|
|
||||||
sect1_body.centre_id(),
|
|
||||||
sect1_body.subcentre_id(),
|
|
||||||
sect1_body.prod_status(),
|
|
||||||
);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
let mut map: BTreeMap<OrderedFloat<f64>, BTreeMap<OrderedFloat<f64>, f64>> = BTreeMap::new();
|
|
||||||
|
|
||||||
for (i, submessage) in grib.iter() {
|
|
||||||
let id = format!("{}.{}", i.0, i.1);
|
|
||||||
let prod_def = submessage.prod_def();
|
|
||||||
let category = prod_def
|
|
||||||
.parameter_category()
|
|
||||||
.zip(prod_def.parameter_number())
|
|
||||||
.map(|(c, n)| {
|
|
||||||
CodeTable4_2::new(submessage.indicator().discipline, c)
|
|
||||||
.lookup(usize::from(n))
|
|
||||||
.to_string()
|
|
||||||
})
|
|
||||||
.unwrap_or_default();
|
|
||||||
let generating_process = prod_def
|
|
||||||
.generating_process()
|
|
||||||
.map(|v| CodeTable4_3.lookup(usize::from(v)).to_string())
|
|
||||||
.unwrap_or_default();
|
|
||||||
let forecast_time = prod_def
|
|
||||||
.forecast_time()
|
|
||||||
.map(|ft| ft.to_string())
|
|
||||||
.unwrap_or_default();
|
|
||||||
let surfaces = prod_def
|
|
||||||
.fixed_surfaces()
|
|
||||||
.map(|(first, second)| (format_surface(&first), format_surface(&second)))
|
|
||||||
.unwrap_or((String::new(), String::new()));
|
|
||||||
let grid_def = submessage.grid_def();
|
|
||||||
let num_grid_points = grid_def.num_points();
|
|
||||||
let num_points_represented = submessage.repr_def().num_points();
|
|
||||||
let grid_type = grib::GridDefinitionTemplateValues::try_from(grid_def)
|
|
||||||
.map(|def| Cow::from(def.short_name()))
|
|
||||||
.unwrap_or_else(|_| {
|
|
||||||
Cow::from(format!("unknown (template {})", grid_def.grid_tmpl_num()))
|
|
||||||
});
|
|
||||||
println!(
|
|
||||||
"{} │ {}, {}, {}, {}, {}, │ {}/{} {}",
|
|
||||||
id,
|
|
||||||
category,
|
|
||||||
generating_process,
|
|
||||||
forecast_time,
|
|
||||||
surfaces.0,
|
|
||||||
surfaces.1,
|
|
||||||
num_grid_points - num_points_represented,
|
|
||||||
num_grid_points,
|
|
||||||
grid_type,
|
|
||||||
);
|
|
||||||
|
|
||||||
println!("ll");
|
|
||||||
|
|
||||||
let latlons = submessage.latlons();
|
|
||||||
|
|
||||||
println!("decoding");
|
|
||||||
|
|
||||||
let decoder = grib::Grib2SubmessageDecoder::from(submessage)?;
|
|
||||||
let values = decoder.dispatch()?;
|
|
||||||
|
|
||||||
println!("preparing");
|
|
||||||
|
|
||||||
let values = values.collect::<Vec<_>>().into_iter(); // workaround for mutability
|
|
||||||
let latlons = match latlons {
|
|
||||||
Ok(iter) => LatLonIteratorWrapper::LatLon(iter),
|
|
||||||
Err(GribError::NotSupported(_)) => {
|
|
||||||
let nan_iter = vec![(f32::NAN, f32::NAN); values.len()].into_iter();
|
|
||||||
LatLonIteratorWrapper::NaN(nan_iter)
|
|
||||||
}
|
|
||||||
Err(e) => panic!("{}", e),
|
|
||||||
};
|
|
||||||
let values = latlons.zip(values);
|
|
||||||
|
|
||||||
println!("mapping");
|
|
||||||
|
|
||||||
map = BTreeMap::new();
|
|
||||||
|
|
||||||
// prepare the map
|
|
||||||
for ((lat, long), value) in values {
|
|
||||||
let lat = OrderedFloat(lat as f64);
|
|
||||||
let mut long = long as f64;
|
|
||||||
if long > 180.0 {
|
|
||||||
long -= 360.0
|
|
||||||
}
|
|
||||||
let long = OrderedFloat(long);
|
|
||||||
let value = value as f64;
|
|
||||||
if !map.contains_key(&lat) {
|
|
||||||
map.insert(lat, BTreeMap::new());
|
|
||||||
}
|
|
||||||
map.get_mut(&lat).expect("unreachable").insert(long, value);
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
Ok(map)
|
|
||||||
}
|
|
||||||
|
|
||||||
fn format_surface(surface: &grib::FixedSurface) -> String {
|
|
||||||
let value = surface.value();
|
|
||||||
let unit = surface
|
|
||||||
.unit()
|
|
||||||
.map(|s| format!(" [{s}]"))
|
|
||||||
.unwrap_or_default();
|
|
||||||
format!("{value}{unit}")
|
|
||||||
}
|
|
||||||
|
|
||||||
#[derive(Clone)]
|
|
||||||
enum LatLonIteratorWrapper<L, N> {
|
|
||||||
LatLon(L),
|
|
||||||
NaN(N),
|
|
||||||
}
|
|
||||||
|
|
||||||
impl<L, N> Iterator for LatLonIteratorWrapper<L, N>
|
|
||||||
where
|
|
||||||
L: Iterator<Item = (f32, f32)>,
|
|
||||||
N: Iterator<Item = (f32, f32)>,
|
|
||||||
{
|
|
||||||
type Item = (f32, f32);
|
|
||||||
|
|
||||||
fn next(&mut self) -> Option<Self::Item> {
|
|
||||||
match self {
|
|
||||||
Self::LatLon(value) => value.next(),
|
|
||||||
Self::NaN(value) => value.next(),
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn size_hint(&self) -> (usize, Option<usize>) {
|
|
||||||
match self {
|
|
||||||
Self::LatLon(value) => value.size_hint(),
|
|
||||||
Self::NaN(value) => value.size_hint(),
|
|
||||||
}
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
@ -3,25 +3,13 @@ pub(crate) mod coords;
|
||||||
mod grib2;
|
mod grib2;
|
||||||
mod pixmap;
|
mod pixmap;
|
||||||
|
|
||||||
use std::borrow::Cow;
|
use std::collections::{BTreeMap};
|
||||||
use std::collections::{BTreeMap, HashMap};
|
|
||||||
use std::env::args;
|
|
||||||
use std::ffi::c_void;
|
|
||||||
use std::fmt::Debug;
|
use std::fmt::Debug;
|
||||||
use std::fs::File;
|
|
||||||
use std::io::{BufReader, Cursor, Read};
|
|
||||||
use std::ptr::{null, null_mut};
|
|
||||||
use tokio::sync::RwLock;
|
use tokio::sync::RwLock;
|
||||||
use std::time::SystemTime;
|
use std::time::SystemTime;
|
||||||
use actix_web::{App, get, HttpServer};
|
use actix_web::{App, HttpServer};
|
||||||
use actix_web::web::Data;
|
use actix_web::web::Data;
|
||||||
use eccodes::{CodesHandle, FallibleStreamingIterator, KeyedMessage, KeyRead, ProductKind};
|
use crate::grib2::{LookupTable2D};
|
||||||
use eccodes::codes_handle::CodesFile;
|
|
||||||
use flate2::read::GzDecoder;
|
|
||||||
use grib::codetables::{CodeTable1_4, CodeTable4_2, CodeTable4_3, Lookup};
|
|
||||||
use grib::{GribError, SectionBody};
|
|
||||||
use ordered_float::OrderedFloat;
|
|
||||||
use crate::grib2::{LookupTable2D, lookup};
|
|
||||||
use crate::sources::noaa::mrms_cref;
|
use crate::sources::noaa::mrms_cref;
|
||||||
|
|
||||||
#[global_allocator]
|
#[global_allocator]
|
||||||
|
|
|
||||||
|
|
@ -1,23 +1,18 @@
|
||||||
use std::borrow::Cow;
|
|
||||||
use std::collections::BTreeMap;
|
use std::collections::BTreeMap;
|
||||||
use std::f64::consts::PI;
|
use std::f64::consts::PI;
|
||||||
use std::io::{BufReader, BufWriter, Cursor, Read};
|
use std::io::{BufWriter, Cursor, Read};
|
||||||
use std::time::{SystemTime, UNIX_EPOCH};
|
use std::time::{SystemTime};
|
||||||
use actix_web::{get, HttpResponse, web};
|
use actix_web::{get, HttpResponse, web};
|
||||||
use actix_web::http::header::{CONTENT_TYPE, HeaderValue};
|
|
||||||
use actix_web::http::{header, StatusCode};
|
use actix_web::http::{header, StatusCode};
|
||||||
use actix_web::web::Data;
|
use actix_web::web::Data;
|
||||||
use eccodes::{CodesHandle, FallibleStreamingIterator, ProductKind};
|
use eccodes::{CodesHandle, FallibleStreamingIterator, ProductKind};
|
||||||
use flate2::read::GzDecoder;
|
use flate2::read::GzDecoder;
|
||||||
use grib::{GribError, SectionBody};
|
use ndarray::{Zip};
|
||||||
use grib::codetables::{CodeTable4_2, CodeTable4_3, Lookup};
|
|
||||||
use ndarray::{Order, Zip};
|
|
||||||
use ordered_float::OrderedFloat;
|
use ordered_float::OrderedFloat;
|
||||||
use png::{BitDepth, ColorType, Encoder};
|
use png::{BitDepth, ColorType, Encoder};
|
||||||
use wxbox_pal::{Color, Palette};
|
use wxbox_pal::{Color, Palette};
|
||||||
use crate::{AppState, LutKey};
|
use crate::{AppState, LutKey};
|
||||||
use crate::coords::{bounds, ul};
|
use crate::grib2::{closest_key, LookupTable2D};
|
||||||
use crate::grib2::{closest_key, LookupTable2D, lookup, map_grib2};
|
|
||||||
use crate::pixmap::Pixmap;
|
use crate::pixmap::Pixmap;
|
||||||
use wxbox_pal::color;
|
use wxbox_pal::color;
|
||||||
|
|
||||||
|
|
@ -27,9 +22,9 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
let x = path.1;
|
let x = path.1;
|
||||||
let y = path.2;
|
let y = path.2;
|
||||||
|
|
||||||
let tile = crate::coords::Tile::new(x, y, z);
|
let lon = (x as f64 / 2.0_f64.powi(z)) * 360.0 - 180.0;
|
||||||
|
let lat = (PI - (y as f64 / 2.0_f64.powi(z)) * 2.0 * PI).sinh().atan() * (180.0 / PI);
|
||||||
|
|
||||||
let bbox = bounds(tile);
|
|
||||||
|
|
||||||
let mut needs_reload = false;
|
let mut needs_reload = false;
|
||||||
|
|
||||||
|
|
@ -64,7 +59,7 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
|
|
||||||
let mut map = LookupTable2D::new();
|
let mut map = LookupTable2D::new();
|
||||||
|
|
||||||
let mut arr = msg.to_lons_lats_values().unwrap();
|
let arr = msg.to_lons_lats_values().unwrap();
|
||||||
|
|
||||||
Zip::from(&arr.latitudes)
|
Zip::from(&arr.latitudes)
|
||||||
.and(&arr.longitudes)
|
.and(&arr.longitudes)
|
||||||
|
|
@ -79,10 +74,6 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
|
|
||||||
let long = OrderedFloat(long);
|
let long = OrderedFloat(long);
|
||||||
|
|
||||||
if value != -99.0 && value != -999.0 {
|
|
||||||
println!("{}, {} => {}", lat, long, value);
|
|
||||||
}
|
|
||||||
|
|
||||||
if let Some(row) = map.get_mut(&lat) {
|
if let Some(row) = map.get_mut(&lat) {
|
||||||
row.insert(long, value);
|
row.insert(long, value);
|
||||||
} else {
|
} else {
|
||||||
|
|
@ -118,18 +109,27 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
let tile_size = 360.0 / 2.0_f64.powi(z);
|
let tile_size = 360.0 / 2.0_f64.powi(z);
|
||||||
let degrees_per_px = tile_size / 256.0;
|
let degrees_per_px = tile_size / 256.0;
|
||||||
|
|
||||||
let upper_left = ul(tile);
|
|
||||||
|
|
||||||
for x in 0..256 {
|
for x in 0..256 {
|
||||||
for y in 0..256 {
|
for y in 0..256 {
|
||||||
let lon = upper_left.lng + degrees_per_px * x as f64;
|
let lon = lon + degrees_per_px * x as f64;
|
||||||
let lat = upper_left.lat + degrees_per_px * y as f64;
|
let lat = lat - degrees_per_px * y as f64;
|
||||||
|
|
||||||
let closest_lat_in_map = &closest_key(&map, lat).unwrap();
|
let closest_lat_in_map = &closest_key(map, lat).unwrap();
|
||||||
let row = map.get(closest_lat_in_map).unwrap();
|
|
||||||
let closest_long_in_row = closest_key(&row, lon).unwrap();
|
|
||||||
|
|
||||||
let value = row.get(&closest_long_in_row).unwrap();
|
if closest_lat_in_map.1 > 0.01 {
|
||||||
|
// too far
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
let row = map.get(&closest_lat_in_map.0).unwrap();
|
||||||
|
let closest_long_in_row = closest_key(row, lon).unwrap();
|
||||||
|
|
||||||
|
if closest_long_in_row.1 > 0.01 {
|
||||||
|
// too far
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
let value = row.get(&closest_long_in_row.0).unwrap();
|
||||||
|
|
||||||
let color = match value {
|
let color = match value {
|
||||||
-999.0 | -99.0 => Color { red: 0, green: 0, blue: 0, alpha: 5 },
|
-999.0 | -99.0 => Color { red: 0, green: 0, blue: 0, alpha: 5 },
|
||||||
|
|
@ -147,7 +147,7 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
};
|
};
|
||||||
image.set(x, y, color);
|
image.set(y, x, color);
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
@ -202,7 +202,7 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
// borrow checker insanity
|
// borrow checker insanity
|
||||||
{
|
{
|
||||||
let mut cur: Cursor<_> = Cursor::new(&mut buf);
|
let mut cur: Cursor<_> = Cursor::new(&mut buf);
|
||||||
let ref mut w = BufWriter::new(&mut cur);
|
let w = &mut BufWriter::new(&mut cur);
|
||||||
let mut encoder = Encoder::new(w, 256, 256);
|
let mut encoder = Encoder::new(w, 256, 256);
|
||||||
encoder.set_color(ColorType::Rgba);
|
encoder.set_color(ColorType::Rgba);
|
||||||
encoder.set_depth(BitDepth::Eight);
|
encoder.set_depth(BitDepth::Eight);
|
||||||
|
|
@ -225,7 +225,7 @@ async fn mrms_cref(path: web::Path<(i32, i32, i32)>, data: Data<AppState>) -> Ht
|
||||||
.body(buf)
|
.body(buf)
|
||||||
} else {
|
} else {
|
||||||
println!("gridded LUT not available for LutKey::NoaaMrmsCref while handling /mrms_cref/{z}/{x}/{y} tile request");
|
println!("gridded LUT not available for LutKey::NoaaMrmsCref while handling /mrms_cref/{z}/{x}/{y} tile request");
|
||||||
return HttpResponse::new(StatusCode::NOT_FOUND);
|
HttpResponse::new(StatusCode::NOT_FOUND)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in New Issue