mirror of
https://github.com/itsjunetime/tdf.git
synced 2026-06-02 08:01:47 -04:00
- Significantly improved time to render full document
- Added support for debugging with tokio-console through tracing feature - Added extra benchmark for checking time to render first page - Removed unwraps to just make background loops return and terminate if something goes wrong - Modularize rendering somewhat
This commit is contained in:
itsjunetime
Generated
+592
-10
@@ -56,12 +56,96 @@ version = "1.0.7"
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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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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "cd56dd203fef61ac097dd65721a419ddccb106b2d2b70ba60a6b529f03961a51"
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dependencies = [
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"async-stream-impl",
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"futures-core",
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"pin-project-lite",
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]
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[[package]]
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name = "async-stream-impl"
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version = "0.3.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "16e62a023e7c117e27523144c5d2459f4397fcc3cab0085af8e2224f643a0193"
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dependencies = [
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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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name = "async-trait"
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version = "0.1.80"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "c6fa2087f2753a7da8cc1c0dbfcf89579dd57458e36769de5ac750b4671737ca"
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dependencies = [
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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 = "autocfg"
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name = "autocfg"
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version = "1.3.0"
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version = "1.3.0"
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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 = "0c4b4d0bd25bd0b74681c0ad21497610ce1b7c91b1022cd21c80c6fbdd9476b0"
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[[package]]
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name = "axum"
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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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dependencies = [
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"async-trait",
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"axum-core",
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"bitflags 1.3.2",
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"bytes",
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"futures-util",
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"http",
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"http-body",
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"hyper",
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"itoa",
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"matchit",
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"memchr",
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"mime",
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"percent-encoding",
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"pin-project-lite",
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"rustversion",
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"serde",
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"sync_wrapper",
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"tower",
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"tower-layer",
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"tower-service",
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]
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name = "axum-core"
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version = "0.3.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "759fa577a247914fd3f7f76d62972792636412fbfd634cd452f6a385a74d2d2c"
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dependencies = [
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"async-trait",
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"bytes",
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"futures-util",
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"http",
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"http-body",
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"mime",
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"rustversion",
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"tower-layer",
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"tower-service",
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]
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[[package]]
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name = "backtrace"
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name = "backtrace"
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version = "0.3.72"
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@@ -77,6 +161,12 @@ dependencies = [
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"rustc-demangle",
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"rustc-demangle",
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]
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]
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[[package]]
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name = "base64"
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version = "0.21.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9d297deb1925b89f2ccc13d7635fa0714f12c87adce1c75356b39ca9b7178567"
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[[package]]
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[[package]]
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version = "0.22.1"
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@@ -113,6 +203,12 @@ version = "1.5.0"
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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 = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
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checksum = "1fd0f2584146f6f2ef48085050886acf353beff7305ebd1ae69500e27c67f64b"
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[[package]]
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name = "bytes"
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version = "1.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "514de17de45fdb8dc022b1a7975556c53c86f9f0aa5f534b98977b171857c2c9"
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[[package]]
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name = "cairo-rs"
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name = "cairo-rs"
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@@ -245,6 +341,43 @@ dependencies = [
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"static_assertions",
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"static_assertions",
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]
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]
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[[package]]
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name = "console-api"
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version = "0.6.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "fd326812b3fd01da5bb1af7d340d0d555fd3d4b641e7f1dfcf5962a902952787"
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dependencies = [
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"futures-core",
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"prost",
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"prost-types",
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"tonic",
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"tracing-core",
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]
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[[package]]
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name = "console-subscriber"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "7481d4c57092cd1c19dd541b92bdce883de840df30aa5d03fd48a3935c01842e"
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dependencies = [
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"console-api",
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"crossbeam-channel",
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"crossbeam-utils",
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"futures-task",
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"hdrhistogram",
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"humantime",
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"prost-types",
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"serde",
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"serde_json",
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"thread_local",
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"tokio",
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"tokio-stream",
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"tonic",
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"tracing",
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"tracing-core",
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"tracing-subscriber",
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]
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[[package]]
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@@ -426,6 +559,12 @@ dependencies = [
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"spin",
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"spin",
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]
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]
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[[package]]
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name = "fnv"
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version = "1.0.7"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
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[[package]]
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[[package]]
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name = "fsevent-sys"
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version = "4.1.0"
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@@ -608,6 +747,25 @@ dependencies = [
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"system-deps",
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"system-deps",
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]
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]
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name = "h2"
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version = "0.3.26"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "81fe527a889e1532da5c525686d96d4c2e74cdd345badf8dfef9f6b39dd5f5e8"
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dependencies = [
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"bytes",
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"fnv",
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"indexmap 2.2.6",
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]
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name = "half"
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name = "half"
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version = "2.4.1"
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version = "2.4.1"
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@@ -618,6 +776,12 @@ dependencies = [
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"crunchy",
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"crunchy",
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]
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name = "hashbrown"
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version = "0.12.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "8a9ee70c43aaf417c914396645a0fa852624801b24ebb7ae78fe8272889ac888"
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version = "0.14.5"
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version = "0.14.5"
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@@ -628,6 +792,19 @@ dependencies = [
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"allocator-api2",
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"allocator-api2",
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]
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name = "hdrhistogram"
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version = "7.5.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "765c9198f173dd59ce26ff9f95ef0aafd0a0fe01fb9d72841bc5066a4c06511d"
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dependencies = [
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"base64 0.21.7",
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"byteorder",
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version = "0.5.0"
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@@ -640,6 +817,82 @@ version = "0.3.9"
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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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name = "http"
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version = "0.2.12"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "601cbb57e577e2f5ef5be8e7b83f0f63994f25aa94d673e54a92d5c516d101f1"
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dependencies = [
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name = "http-body"
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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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dependencies = [
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name = "httparse"
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version = "1.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "httpdate"
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version = "1.0.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "humantime"
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version = "2.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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name = "hyper"
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version = "0.14.29"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f361cde2f109281a220d4307746cdfd5ee3f410da58a70377762396775634b33"
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name = "hyper-timeout"
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version = "0.4.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bbb958482e8c7be4bc3cf272a766a2b0bf1a6755e7a6ae777f017a31d11b13b1"
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dependencies = [
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]
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name = "icy_sixel"
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version = "0.1.2"
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@@ -661,6 +914,16 @@ dependencies = [
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name = "indexmap"
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version = "1.9.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
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dependencies = [
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version = "2.2.6"
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@@ -668,7 +931,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
|
|||||||
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||||||
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|
||||||
[[package]]
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[[package]]
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@@ -764,6 +1027,12 @@ dependencies = [
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|||||||
"libc",
|
"libc",
|
||||||
]
|
]
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||||||
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||||||
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[[package]]
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||||||
@@ -829,6 +1125,16 @@ dependencies = [
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|||||||
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"windows-sys 0.48.0",
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||||||
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[[package]]
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||||||
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||||||
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"memchr",
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||||||
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||||||
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||||||
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[[package]]
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@@ -917,6 +1223,32 @@ version = "1.0.15"
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||||||
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"pin-project-internal",
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||||||
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[[package]]
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||||||
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||||||
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"proc-macro2",
|
||||||
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"syn",
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||||||
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||||||
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|
||||||
[[package]]
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[[package]]
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||||||
@@ -1027,6 +1359,38 @@ dependencies = [
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||||||
|
|
||||||
|
[[package]]
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||||||
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||||||
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[[package]]
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|
||||||
|
[[package]]
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|
||||||
[[package]]
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[[package]]
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@@ -1090,7 +1454,7 @@ name = "ratatui-image"
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|||||||
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"image",
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@@ -1146,8 +1510,17 @@ checksum = "c117dbdfde9c8308975b6a18d71f3f385c89461f7b3fb054288ecf2a2058ba4c"
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[[package]]
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@@ -1158,9 +1531,15 @@ checksum = "86b83b8b9847f9bf95ef68afb0b8e6cdb80f498442f5179a29fad448fcc1eaea"
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"aho-corasick",
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"memchr",
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|
||||||
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[[package]]
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[[package]]
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[[package]]
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@@ -1253,6 +1632,15 @@ dependencies = [
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|
[[package]]
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"lazy_static",
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|
||||||
[[package]]
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[[package]]
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name = "signal-hook"
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@@ -1304,6 +1692,16 @@ version = "1.13.2"
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[[package]]
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|
"libc",
|
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"windows-sys 0.52.0",
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|
||||||
[[package]]
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[[package]]
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name = "spin"
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@@ -1362,6 +1760,12 @@ dependencies = [
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]
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|
||||||
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|
||||||
|
[[package]]
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|
name = "sync_wrapper"
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||||||
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||||||
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|
||||||
[[package]]
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[[package]]
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name = "system-deps"
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name = "system-deps"
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version = "6.2.2"
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@@ -1386,6 +1790,7 @@ name = "tdf"
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"console-subscriber",
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||||||
"criterion",
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"criterion",
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||||||
"crossterm",
|
"crossterm",
|
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"flume",
|
"flume",
|
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@@ -1420,6 +1825,16 @@ dependencies = [
|
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"syn",
|
"syn",
|
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|
||||||
|
|
||||||
|
[[package]]
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|
name = "thread_local"
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|
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|
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|
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|
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|
||||||
[[package]]
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[[package]]
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name = "tinytemplate"
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@@ -1437,9 +1852,25 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
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|||||||
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|
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|
||||||
|
"bytes",
|
||||||
|
"libc",
|
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|
"mio",
|
||||||
"num_cpus",
|
"num_cpus",
|
||||||
"pin-project-lite",
|
"pin-project-lite",
|
||||||
|
"socket2",
|
||||||
"tokio-macros",
|
"tokio-macros",
|
||||||
|
"tracing",
|
||||||
|
"windows-sys 0.48.0",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
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||||||
|
name = "tokio-io-timeout"
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||||||
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|
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|
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|
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|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
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@@ -1453,6 +1884,30 @@ dependencies = [
|
|||||||
"syn",
|
"syn",
|
||||||
]
|
]
|
||||||
|
|
||||||
|
[[package]]
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||||||
|
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|
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|
"futures-core",
|
||||||
|
"pin-project-lite",
|
||||||
|
"tokio",
|
||||||
|
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|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
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||||||
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|
||||||
|
dependencies = [
|
||||||
|
"bytes",
|
||||||
|
"futures-core",
|
||||||
|
"futures-sink",
|
||||||
|
"pin-project-lite",
|
||||||
|
"tokio",
|
||||||
|
]
|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "toml"
|
name = "toml"
|
||||||
version = "0.8.14"
|
version = "0.8.14"
|
||||||
@@ -1480,7 +1935,7 @@ version = "0.21.1"
|
|||||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
|
checksum = "6a8534fd7f78b5405e860340ad6575217ce99f38d4d5c8f2442cb5ecb50090e1"
|
||||||
dependencies = [
|
dependencies = [
|
||||||
"indexmap",
|
"indexmap 2.2.6",
|
||||||
"toml_datetime",
|
"toml_datetime",
|
||||||
"winnow 0.5.40",
|
"winnow 0.5.40",
|
||||||
]
|
]
|
||||||
@@ -1491,13 +1946,125 @@ version = "0.22.14"
|
|||||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
checksum = "f21c7aaf97f1bd9ca9d4f9e73b0a6c74bd5afef56f2bc931943a6e1c37e04e38"
|
checksum = "f21c7aaf97f1bd9ca9d4f9e73b0a6c74bd5afef56f2bc931943a6e1c37e04e38"
|
||||||
dependencies = [
|
dependencies = [
|
||||||
"indexmap",
|
"indexmap 2.2.6",
|
||||||
"serde",
|
"serde",
|
||||||
"serde_spanned",
|
"serde_spanned",
|
||||||
"toml_datetime",
|
"toml_datetime",
|
||||||
"winnow 0.6.11",
|
"winnow 0.6.11",
|
||||||
]
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tonic"
|
||||||
|
version = "0.10.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "d560933a0de61cf715926b9cac824d4c883c2c43142f787595e48280c40a1d0e"
|
||||||
|
dependencies = [
|
||||||
|
"async-stream",
|
||||||
|
"async-trait",
|
||||||
|
"axum",
|
||||||
|
"base64 0.21.7",
|
||||||
|
"bytes",
|
||||||
|
"h2",
|
||||||
|
"http",
|
||||||
|
"http-body",
|
||||||
|
"hyper",
|
||||||
|
"hyper-timeout",
|
||||||
|
"percent-encoding",
|
||||||
|
"pin-project",
|
||||||
|
"prost",
|
||||||
|
"tokio",
|
||||||
|
"tokio-stream",
|
||||||
|
"tower",
|
||||||
|
"tower-layer",
|
||||||
|
"tower-service",
|
||||||
|
"tracing",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tower"
|
||||||
|
version = "0.4.13"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "b8fa9be0de6cf49e536ce1851f987bd21a43b771b09473c3549a6c853db37c1c"
|
||||||
|
dependencies = [
|
||||||
|
"futures-core",
|
||||||
|
"futures-util",
|
||||||
|
"indexmap 1.9.3",
|
||||||
|
"pin-project",
|
||||||
|
"pin-project-lite",
|
||||||
|
"rand",
|
||||||
|
"slab",
|
||||||
|
"tokio",
|
||||||
|
"tokio-util",
|
||||||
|
"tower-layer",
|
||||||
|
"tower-service",
|
||||||
|
"tracing",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tower-layer"
|
||||||
|
version = "0.3.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "c20c8dbed6283a09604c3e69b4b7eeb54e298b8a600d4d5ecb5ad39de609f1d0"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tower-service"
|
||||||
|
version = "0.3.2"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "b6bc1c9ce2b5135ac7f93c72918fc37feb872bdc6a5533a8b85eb4b86bfdae52"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tracing"
|
||||||
|
version = "0.1.40"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "c3523ab5a71916ccf420eebdf5521fcef02141234bbc0b8a49f2fdc4544364ef"
|
||||||
|
dependencies = [
|
||||||
|
"pin-project-lite",
|
||||||
|
"tracing-attributes",
|
||||||
|
"tracing-core",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tracing-attributes"
|
||||||
|
version = "0.1.27"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "34704c8d6ebcbc939824180af020566b01a7c01f80641264eba0999f6c2b6be7"
|
||||||
|
dependencies = [
|
||||||
|
"proc-macro2",
|
||||||
|
"quote",
|
||||||
|
"syn",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tracing-core"
|
||||||
|
version = "0.1.32"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "c06d3da6113f116aaee68e4d601191614c9053067f9ab7f6edbcb161237daa54"
|
||||||
|
dependencies = [
|
||||||
|
"once_cell",
|
||||||
|
"valuable",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "tracing-subscriber"
|
||||||
|
version = "0.3.18"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "ad0f048c97dbd9faa9b7df56362b8ebcaa52adb06b498c050d2f4e32f90a7a8b"
|
||||||
|
dependencies = [
|
||||||
|
"matchers",
|
||||||
|
"once_cell",
|
||||||
|
"regex",
|
||||||
|
"sharded-slab",
|
||||||
|
"thread_local",
|
||||||
|
"tracing",
|
||||||
|
"tracing-core",
|
||||||
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "try-lock"
|
||||||
|
version = "0.2.5"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "e421abadd41a4225275504ea4d6566923418b7f05506fbc9c0fe86ba7396114b"
|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "unicode-ident"
|
name = "unicode-ident"
|
||||||
version = "1.0.12"
|
version = "1.0.12"
|
||||||
@@ -1522,9 +2089,15 @@ dependencies = [
|
|||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "unicode-width"
|
name = "unicode-width"
|
||||||
version = "0.1.12"
|
version = "0.1.13"
|
||||||
source = "registry+https://github.com/rust-lang/crates.io-index"
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
checksum = "68f5e5f3158ecfd4b8ff6fe086db7c8467a2dfdac97fe420f2b7c4aa97af66d6"
|
checksum = "0336d538f7abc86d282a4189614dfaa90810dfc2c6f6427eaf88e16311dd225d"
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "valuable"
|
||||||
|
version = "0.1.0"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "830b7e5d4d90034032940e4ace0d9a9a057e7a45cd94e6c007832e39edb82f6d"
|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "vb64"
|
name = "vb64"
|
||||||
@@ -1553,6 +2126,15 @@ dependencies = [
|
|||||||
"winapi-util",
|
"winapi-util",
|
||||||
]
|
]
|
||||||
|
|
||||||
|
[[package]]
|
||||||
|
name = "want"
|
||||||
|
version = "0.3.1"
|
||||||
|
source = "registry+https://github.com/rust-lang/crates.io-index"
|
||||||
|
checksum = "bfa7760aed19e106de2c7c0b581b509f2f25d3dacaf737cb82ac61bc6d760b0e"
|
||||||
|
dependencies = [
|
||||||
|
"try-lock",
|
||||||
|
]
|
||||||
|
|
||||||
[[package]]
|
[[package]]
|
||||||
name = "wasi"
|
name = "wasi"
|
||||||
version = "0.11.0+wasi-snapshot-preview1"
|
version = "0.11.0+wasi-snapshot-preview1"
|
||||||
|
|||||||
@@ -30,10 +30,17 @@ glib = "0.19.6"
|
|||||||
itertools = "*"
|
itertools = "*"
|
||||||
flume = { version = "0.11.0", default-features = false, features = ["async"] }
|
flume = { version = "0.11.0", default-features = false, features = ["async"] }
|
||||||
|
|
||||||
|
# for tracing with tokio-console
|
||||||
|
console-subscriber = { version = "0.2.0", optional = true }
|
||||||
|
|
||||||
[profile.production]
|
[profile.production]
|
||||||
inherits = "release"
|
inherits = "release"
|
||||||
lto = "fat"
|
lto = "fat"
|
||||||
|
|
||||||
|
[features]
|
||||||
|
default = []
|
||||||
|
tracing = ["tokio/tracing", "dep:console-subscriber"]
|
||||||
|
|
||||||
[dev-dependencies]
|
[dev-dependencies]
|
||||||
criterion = "0.5.1"
|
criterion = "0.5.1"
|
||||||
|
|
||||||
|
|||||||
@@ -2,6 +2,9 @@ mod utils;
|
|||||||
|
|
||||||
#[tokio::main]
|
#[tokio::main]
|
||||||
async fn main() {
|
async fn main() {
|
||||||
|
#[cfg(feature = "tracing")]
|
||||||
|
console_subscriber::init();
|
||||||
|
|
||||||
let file = std::env::args()
|
let file = std::env::args()
|
||||||
.nth(1)
|
.nth(1)
|
||||||
.expect("Please enter a file to profile");
|
.expect("Please enter a file to profile");
|
||||||
|
|||||||
+24
-13
@@ -1,34 +1,45 @@
|
|||||||
mod utils;
|
mod utils;
|
||||||
|
|
||||||
use utils::render_doc;
|
use utils::{render_doc, render_first_page};
|
||||||
|
|
||||||
use criterion::{criterion_group, criterion_main, Criterion};
|
use criterion::{criterion_group, criterion_main, BenchmarkId, Criterion};
|
||||||
|
|
||||||
fn render_dict(c: &mut Criterion) {
|
const FILES: [&str; 2] = [
|
||||||
c.bench_function(
|
"./benches/example_dictionary.pdf",
|
||||||
"example dictionary",
|
"./benches/adobe_example.pdf"
|
||||||
|b| b.iter(||
|
];
|
||||||
|
|
||||||
|
fn render_full(c: &mut Criterion) {
|
||||||
|
for file in FILES {
|
||||||
|
c.bench_with_input(
|
||||||
|
BenchmarkId::new("render_full", file),
|
||||||
|
&file,
|
||||||
|
|b, &file| b.iter(||
|
||||||
tokio::runtime::Runtime::new()
|
tokio::runtime::Runtime::new()
|
||||||
.unwrap()
|
.unwrap()
|
||||||
.block_on(render_doc("./benches/example_dictionary.pdf"))
|
.block_on(render_doc(file))
|
||||||
)
|
)
|
||||||
);
|
);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
fn render_example(c: &mut Criterion) {
|
fn render_to_first_page(c: &mut Criterion) {
|
||||||
c.bench_function(
|
for file in FILES {
|
||||||
"adobe-provided sample",
|
c.bench_with_input(
|
||||||
|b| b.iter(||
|
BenchmarkId::new("render_first_page", file),
|
||||||
|
&file,
|
||||||
|
|b, &file| b.iter(||
|
||||||
tokio::runtime::Runtime::new()
|
tokio::runtime::Runtime::new()
|
||||||
.unwrap()
|
.unwrap()
|
||||||
.block_on(render_doc("./benches/adobe_example.pdf"))
|
.block_on(render_first_page(file))
|
||||||
)
|
)
|
||||||
);
|
);
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
criterion_group!(
|
criterion_group!(
|
||||||
name = benches;
|
name = benches;
|
||||||
config = Criterion::default().sample_size(10);
|
config = Criterion::default().sample_size(10);
|
||||||
targets = render_dict, render_example
|
targets = render_full, render_to_first_page
|
||||||
);
|
);
|
||||||
criterion_main!(benches);
|
criterion_main!(benches);
|
||||||
|
|||||||
+97
-40
@@ -1,13 +1,55 @@
|
|||||||
use std::{hint::black_box, path::Path};
|
use std::{hint::black_box, path::Path};
|
||||||
|
|
||||||
use crossterm::terminal::WindowSize;
|
use crossterm::terminal::WindowSize;
|
||||||
use flume::{unbounded, Sender};
|
use flume::{r#async::RecvStream, unbounded, Sender};
|
||||||
use ratatui::layout::Rect;
|
use ratatui::layout::Rect;
|
||||||
use ratatui_image::picker::{Picker, ProtocolType};
|
use ratatui_image::picker::{Picker, ProtocolType};
|
||||||
use tdf::{converter::{run_conversion_loop, ConvertedPage, ConverterMsg}, renderer::{fill_default, start_rendering, RenderError, RenderInfo, RenderNotif}};
|
use tdf::{converter::{run_conversion_loop, ConvertedPage, ConverterMsg}, renderer::{fill_default, start_rendering, RenderError, RenderInfo, RenderNotif}};
|
||||||
use futures_util::stream::StreamExt as _;
|
use futures_util::stream::StreamExt as _;
|
||||||
|
|
||||||
pub async fn render_doc(path: impl AsRef<Path>) {
|
fn handle_renderer_msg(
|
||||||
|
msg: Result<RenderInfo, RenderError>,
|
||||||
|
pages: &mut Vec<Option<ConvertedPage>>,
|
||||||
|
to_converter_tx: &mut Sender<tdf::converter::ConverterMsg>,
|
||||||
|
) {
|
||||||
|
match msg {
|
||||||
|
Ok(RenderInfo::NumPages(num)) => {
|
||||||
|
fill_default(pages, num);
|
||||||
|
to_converter_tx.send(ConverterMsg::NumPages(num)).unwrap();
|
||||||
|
},
|
||||||
|
Ok(RenderInfo::Page(info)) => to_converter_tx.send(ConverterMsg::AddImg(info)).unwrap(),
|
||||||
|
Err(e) => panic!("Got error from renderer: {e:?}")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
fn handle_converter_msg(
|
||||||
|
msg: Result<ConvertedPage, RenderError>,
|
||||||
|
pages: &mut [Option<ConvertedPage>],
|
||||||
|
to_converter_tx: &mut Sender<ConverterMsg>
|
||||||
|
) {
|
||||||
|
let page = msg.expect("Got error from converter");
|
||||||
|
let num = page.num;
|
||||||
|
|
||||||
|
pages[num] = Some(page);
|
||||||
|
|
||||||
|
let num_got = pages.iter()
|
||||||
|
.filter(|p| p.is_some())
|
||||||
|
.count();
|
||||||
|
|
||||||
|
// we have to tell it to jump to a certain page so that it will actually render it (since
|
||||||
|
// it only renders fanning out from the page that we currently have selected)
|
||||||
|
to_converter_tx.send(ConverterMsg::GoToPage(num_got)).unwrap();
|
||||||
|
}
|
||||||
|
|
||||||
|
struct RenderState {
|
||||||
|
from_render_rx: RecvStream<'static, Result<RenderInfo, RenderError>>,
|
||||||
|
from_converter_rx: RecvStream<'static, Result<ConvertedPage, RenderError>>,
|
||||||
|
pages: Vec<Option<ConvertedPage>>,
|
||||||
|
to_converter_tx: Sender<ConverterMsg>,
|
||||||
|
to_render_tx: Sender<RenderNotif>
|
||||||
|
}
|
||||||
|
|
||||||
|
fn start_all_rendering(path: impl AsRef<Path>) -> RenderState {
|
||||||
let pathbuf = path.as_ref().canonicalize().unwrap();
|
let pathbuf = path.as_ref().canonicalize().unwrap();
|
||||||
let str_path = format!("file://{}", pathbuf.into_os_string().to_string_lossy());
|
let str_path = format!("file://{}", pathbuf.into_os_string().to_string_lossy());
|
||||||
|
|
||||||
@@ -28,7 +70,7 @@ pub async fn render_doc(path: impl AsRef<Path>) {
|
|||||||
start_rendering(str_path, to_main_tx, from_main_rx, size)
|
start_rendering(str_path, to_main_tx, from_main_rx, size)
|
||||||
});
|
});
|
||||||
|
|
||||||
let (mut to_converter_tx, from_main_rx) = unbounded();
|
let (to_converter_tx, from_main_rx) = unbounded();
|
||||||
let (to_main_tx, from_converter_rx) = unbounded();
|
let (to_main_tx, from_converter_rx) = unbounded();
|
||||||
|
|
||||||
let mut picker = Picker::new(font_size);
|
let mut picker = Picker::new(font_size);
|
||||||
@@ -36,41 +78,7 @@ pub async fn render_doc(path: impl AsRef<Path>) {
|
|||||||
|
|
||||||
tokio::spawn(run_conversion_loop(to_main_tx, from_main_rx, picker));
|
tokio::spawn(run_conversion_loop(to_main_tx, from_main_rx, picker));
|
||||||
|
|
||||||
let mut pages: Vec<Option<ConvertedPage>> = Vec::new();
|
let pages: Vec<Option<ConvertedPage>> = Vec::new();
|
||||||
|
|
||||||
fn handle_renderer_msg(
|
|
||||||
msg: Result<RenderInfo, RenderError>,
|
|
||||||
pages: &mut Vec<Option<ConvertedPage>>,
|
|
||||||
to_converter_tx: &mut Sender<tdf::converter::ConverterMsg>,
|
|
||||||
) {
|
|
||||||
match msg {
|
|
||||||
Ok(RenderInfo::NumPages(num)) => {
|
|
||||||
fill_default(pages, num);
|
|
||||||
to_converter_tx.send(ConverterMsg::NumPages(num)).unwrap();
|
|
||||||
},
|
|
||||||
Ok(RenderInfo::Page(info)) => to_converter_tx.send(ConverterMsg::AddImg(info)).unwrap(),
|
|
||||||
Err(e) => panic!("Got error from renderer: {e:?}")
|
|
||||||
}
|
|
||||||
}
|
|
||||||
|
|
||||||
fn handle_converter_msg(
|
|
||||||
msg: Result<ConvertedPage, RenderError>,
|
|
||||||
pages: &mut [Option<ConvertedPage>],
|
|
||||||
to_converter_tx: &mut Sender<ConverterMsg>
|
|
||||||
) {
|
|
||||||
let page = msg.expect("Got error from converter");
|
|
||||||
let num = page.num;
|
|
||||||
|
|
||||||
pages[num] = Some(page);
|
|
||||||
|
|
||||||
let num_got = pages.iter()
|
|
||||||
.filter(|p| p.is_some())
|
|
||||||
.count();
|
|
||||||
|
|
||||||
// we have to tell it to jump to a certain page so that it will actually render it (since
|
|
||||||
// it only renders fanning out from the page that we currently have selected)
|
|
||||||
to_converter_tx.send(ConverterMsg::GoToPage(num_got)).unwrap();
|
|
||||||
}
|
|
||||||
|
|
||||||
let main_area = Rect {
|
let main_area = Rect {
|
||||||
x: 0,
|
x: 0,
|
||||||
@@ -80,8 +88,26 @@ pub async fn render_doc(path: impl AsRef<Path>) {
|
|||||||
};
|
};
|
||||||
to_render_tx.send(RenderNotif::Area(main_area)).unwrap();
|
to_render_tx.send(RenderNotif::Area(main_area)).unwrap();
|
||||||
|
|
||||||
let mut from_render_rx = from_render_rx.into_stream();
|
let from_render_rx = from_render_rx.into_stream();
|
||||||
let mut from_converter_rx = from_converter_rx.into_stream();
|
let from_converter_rx = from_converter_rx.into_stream();
|
||||||
|
|
||||||
|
RenderState {
|
||||||
|
from_render_rx,
|
||||||
|
from_converter_rx,
|
||||||
|
pages,
|
||||||
|
to_converter_tx,
|
||||||
|
to_render_tx
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
pub async fn render_doc(path: impl AsRef<Path>) {
|
||||||
|
let RenderState {
|
||||||
|
mut from_render_rx,
|
||||||
|
mut from_converter_rx,
|
||||||
|
mut pages,
|
||||||
|
mut to_converter_tx,
|
||||||
|
to_render_tx
|
||||||
|
} = start_all_rendering(path);
|
||||||
|
|
||||||
while pages.is_empty() || pages.iter().any(|p| p.is_none()) {
|
while pages.is_empty() || pages.iter().any(|p| p.is_none()) {
|
||||||
tokio::select! {
|
tokio::select! {
|
||||||
@@ -95,4 +121,35 @@ pub async fn render_doc(path: impl AsRef<Path>) {
|
|||||||
}
|
}
|
||||||
|
|
||||||
black_box(pages);
|
black_box(pages);
|
||||||
|
// we want to make sure this is kept around until the end of this function, or else the other
|
||||||
|
// thread will see that this is disconnected and think that we're done communicating with them
|
||||||
|
drop(to_render_tx);
|
||||||
|
}
|
||||||
|
|
||||||
|
#[cfg(test)]
|
||||||
|
pub async fn render_first_page(path: impl AsRef<Path>) {
|
||||||
|
let RenderState {
|
||||||
|
mut from_render_rx,
|
||||||
|
mut from_converter_rx,
|
||||||
|
mut pages,
|
||||||
|
mut to_converter_tx,
|
||||||
|
to_render_tx
|
||||||
|
} = start_all_rendering(path);
|
||||||
|
|
||||||
|
// we only want to render until the first page is ready to be printed
|
||||||
|
while pages.is_empty() {
|
||||||
|
tokio::select! {
|
||||||
|
Some(renderer_msg) = from_render_rx.next() => {
|
||||||
|
handle_renderer_msg(renderer_msg, &mut pages, &mut to_converter_tx);
|
||||||
|
},
|
||||||
|
Some(converter_msg) = from_converter_rx.next() => {
|
||||||
|
handle_converter_msg(converter_msg, &mut pages, &mut to_converter_tx);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
black_box(pages);
|
||||||
|
// we want to make sure this is kept around until the end of this function, or else the other
|
||||||
|
// thread will see that this is disconnected and think that we're done communicating with them
|
||||||
|
drop(to_render_tx);
|
||||||
}
|
}
|
||||||
|
|||||||
+2
-1
@@ -107,7 +107,8 @@ pub async fn run_conversion_loop(
|
|||||||
continue 'outer;
|
continue 'outer;
|
||||||
}
|
}
|
||||||
Err(TryRecvError::Empty) => (),
|
Err(TryRecvError::Empty) => (),
|
||||||
Err(TryRecvError::Disconnected) => panic!("Disconnected :(")
|
// if it's disconnected, we're done. just return.
|
||||||
|
Err(TryRecvError::Disconnected) => return Ok(())
|
||||||
}
|
}
|
||||||
|
|
||||||
match next_page(&mut images, &mut picker, page, &mut iteration) {
|
match next_page(&mut images, &mut picker, page, &mut iteration) {
|
||||||
|
|||||||
+6
-3
@@ -41,6 +41,9 @@ impl std::error::Error for BadTermSizeStdin {}
|
|||||||
|
|
||||||
#[tokio::main]
|
#[tokio::main]
|
||||||
async fn main() -> Result<(), Box<dyn std::error::Error>> {
|
async fn main() -> Result<(), Box<dyn std::error::Error>> {
|
||||||
|
#[cfg(feature = "tracing")]
|
||||||
|
console_subscriber::init();
|
||||||
|
|
||||||
let file = std::env::args().nth(1).ok_or("Program requires a file to process")?;
|
let file = std::env::args().nth(1).ok_or("Program requires a file to process")?;
|
||||||
let path = PathBuf::from_str(&file)?.canonicalize()?;
|
let path = PathBuf::from_str(&file)?.canonicalize()?;
|
||||||
|
|
||||||
@@ -53,9 +56,9 @@ async fn main() -> Result<(), Box<dyn std::error::Error>> {
|
|||||||
// calling thread::spawn) and that will cause a panic
|
// calling thread::spawn) and that will cause a panic
|
||||||
let mut watcher = notify::recommended_watcher(move |_| {
|
let mut watcher = notify::recommended_watcher(move |_| {
|
||||||
// This shouldn't fail to send unless the receiver gets disconnected. If that's happened,
|
// This shouldn't fail to send unless the receiver gets disconnected. If that's happened,
|
||||||
// then like the main thread has panicked or something, so it doesn't matter if this panics
|
// then like the main thread has panicked or something, so it doesn't matter we don't
|
||||||
// as well
|
// handle the error here
|
||||||
watch_tx.send(renderer::RenderNotif::Reload).unwrap();
|
_ = watch_tx.send(renderer::RenderNotif::Reload);
|
||||||
})?;
|
})?;
|
||||||
|
|
||||||
// We're making this nonrecursive 'cause we're just watching a single file, so there's nothing
|
// We're making this nonrecursive 'cause we're just watching a single file, so there's nothing
|
||||||
|
|||||||
+101
-52
@@ -1,6 +1,8 @@
|
|||||||
use cairo::{Antialias, Format};
|
use std::thread;
|
||||||
|
|
||||||
|
use cairo::{Antialias, Context, Format, Surface};
|
||||||
use crossterm::terminal::WindowSize;
|
use crossterm::terminal::WindowSize;
|
||||||
use flume::{Receiver, Sender, TryRecvError};
|
use flume::{Receiver, SendError, Sender, TryRecvError};
|
||||||
use itertools::Itertools;
|
use itertools::Itertools;
|
||||||
use poppler::{Color, Document, FindFlags, Page, Rectangle, SelectionStyle};
|
use poppler::{Color, Document, FindFlags, Page, Rectangle, SelectionStyle};
|
||||||
use ratatui::layout::Rect;
|
use ratatui::layout::Rect;
|
||||||
@@ -61,10 +63,10 @@ pub fn fill_default<T: Default>(vec: &mut Vec<T>, size: usize) {
|
|||||||
// we're done.
|
// we're done.
|
||||||
pub fn start_rendering(
|
pub fn start_rendering(
|
||||||
path: String,
|
path: String,
|
||||||
sender: Sender<Result<RenderInfo, RenderError>>,
|
mut sender: Sender<Result<RenderInfo, RenderError>>,
|
||||||
receiver: Receiver<RenderNotif>,
|
receiver: Receiver<RenderNotif>,
|
||||||
size: WindowSize
|
size: WindowSize
|
||||||
) {
|
) -> Result<(), SendError<Result<RenderInfo, RenderError>>> {
|
||||||
// first, wait 'til we get told what the current starting area is so that we can set it to
|
// first, wait 'til we get told what the current starting area is so that we can set it to
|
||||||
// know what to render to
|
// know what to render to
|
||||||
let mut area;
|
let mut area;
|
||||||
@@ -79,17 +81,19 @@ pub fn start_rendering(
|
|||||||
// set will still get highlighted in the reloaded doc
|
// set will still get highlighted in the reloaded doc
|
||||||
let mut search_term = None;
|
let mut search_term = None;
|
||||||
|
|
||||||
|
// And although the font size could theoretically change, we aren't accounting for that right
|
||||||
|
// now, so we just keep this out of the loop.
|
||||||
|
let col_w = size.width / size.columns;
|
||||||
|
let col_h = size.height / size.rows;
|
||||||
|
|
||||||
'reload: loop {
|
'reload: loop {
|
||||||
let doc = match Document::from_file(&path, None) {
|
let doc = match Document::from_file(&path, None) {
|
||||||
Err(e) => {
|
Err(e) => return sender.send(Err(RenderError::Doc(e))),
|
||||||
sender.send(Err(RenderError::Doc(e))).unwrap();
|
|
||||||
return;
|
|
||||||
}
|
|
||||||
Ok(d) => d
|
Ok(d) => d
|
||||||
};
|
};
|
||||||
|
|
||||||
let n_pages = doc.n_pages() as usize;
|
let n_pages = doc.n_pages() as usize;
|
||||||
sender.send(Ok(RenderInfo::NumPages(n_pages))).unwrap();
|
sender.send(Ok(RenderInfo::NumPages(n_pages)))?;
|
||||||
|
|
||||||
// We're using this vec of bools to indicate which page numbers have already been rendered,
|
// We're using this vec of bools to indicate which page numbers have already been rendered,
|
||||||
// to support people jumping to specific pages and having quick rendering results. We
|
// to support people jumping to specific pages and having quick rendering results. We
|
||||||
@@ -168,6 +172,9 @@ pub fn start_rendering(
|
|||||||
.map(|(idx, p)| (start_point - (idx + 1), p))
|
.map(|(idx, p)| (start_point - (idx + 1), p))
|
||||||
);
|
);
|
||||||
|
|
||||||
|
let area_w = area.width as f64 * col_w as f64;
|
||||||
|
let area_h = area.height as f64 * col_h as f64;
|
||||||
|
|
||||||
// we go through each page
|
// we go through each page
|
||||||
for (num, rendered) in page_iter {
|
for (num, rendered) in page_iter {
|
||||||
// we only want to continue if one of the following is met:
|
// we only want to continue if one of the following is met:
|
||||||
@@ -182,19 +189,20 @@ pub fn start_rendering(
|
|||||||
// check if we've been told to change the area that we're rendering to,
|
// check if we've been told to change the area that we're rendering to,
|
||||||
// or if we're told to rerender
|
// or if we're told to rerender
|
||||||
match receiver.try_recv() {
|
match receiver.try_recv() {
|
||||||
Err(TryRecvError::Disconnected) => panic!("disconnected :("),
|
// If it's disconnected, then the main loop is done, so we should just give up
|
||||||
|
Err(TryRecvError::Disconnected) => return Ok(()),
|
||||||
Ok(notif) => handle_notif!(notif),
|
Ok(notif) => handle_notif!(notif),
|
||||||
Err(TryRecvError::Empty) => ()
|
Err(TryRecvError::Empty) => ()
|
||||||
};
|
};
|
||||||
|
|
||||||
// We know this is in range 'cause we're iterating over it
|
// We know this is in range 'cause we're iterating over it but we still just want
|
||||||
|
// to be safe
|
||||||
let Some(page) = doc.page(num as i32) else {
|
let Some(page) = doc.page(num as i32) else {
|
||||||
sender
|
sender
|
||||||
.send(Err(RenderError::Render(format!(
|
.send(Err(RenderError::Render(format!(
|
||||||
"Couldn't get page {num} ({}) of doc?",
|
"Couldn't get page {num} ({}) of doc?",
|
||||||
num as i32
|
num as i32
|
||||||
))))
|
))))?;
|
||||||
.unwrap();
|
|
||||||
continue;
|
continue;
|
||||||
};
|
};
|
||||||
|
|
||||||
@@ -202,37 +210,51 @@ pub fn start_rendering(
|
|||||||
rendered.successful && rendered.contained_term == Some(false);
|
rendered.successful && rendered.contained_term == Some(false);
|
||||||
|
|
||||||
// render the page
|
// render the page
|
||||||
match render_single_page(
|
match render_single_page_to_ctx(
|
||||||
page,
|
page,
|
||||||
area,
|
|
||||||
num,
|
|
||||||
&search_term,
|
&search_term,
|
||||||
rendered_with_no_results,
|
rendered_with_no_results,
|
||||||
&size
|
(area_w, area_h)
|
||||||
) {
|
) {
|
||||||
// If we've already rendered it just fine and we don't need to render it again,
|
// If we've already rendered it just fine and we don't need to render it again,
|
||||||
// just continue. We're all good
|
// just continue. We're all good
|
||||||
Ok(None) => (),
|
Ok(None) => (),
|
||||||
// If that fn returned Some, that means it needed to be re-rendered for some
|
// If that fn returned Some, that means it needed to be re-rendered for some
|
||||||
// reason or another, so we're sending it here
|
// reason or another, so we're sending it here
|
||||||
Ok(Some(img)) => {
|
Ok(Some(ctx)) => {
|
||||||
// But we first need to store if we already rendered it correctly so that
|
// we make a potentially incorrect assumption here that writing the context
|
||||||
// the next time we iterate through, it might see that we're already good
|
// to a png won't fail, and mark that it all rendered correctly here before
|
||||||
rendered.contained_term = Some(img.search_results > 0);
|
// spawning off the thread to do so and send it.
|
||||||
|
rendered.contained_term = Some(ctx.num_results > 0);
|
||||||
rendered.successful = true;
|
rendered.successful = true;
|
||||||
sender.send(Ok(RenderInfo::Page(img))).unwrap()
|
|
||||||
|
// if this is the page that the user is currently trying to look at, don't
|
||||||
|
// bother spawning off a thread to render it to a png - it'll only slow
|
||||||
|
// down the time til the user can see it (due to the overhead of creating a
|
||||||
|
// thread), but we still want to spawn threads to render the other pages
|
||||||
|
// since the effects of parallelizing that will be noticeable if the user
|
||||||
|
// tries to move through pages more quickly
|
||||||
|
if num == start_point {
|
||||||
|
render_ctx_to_png(ctx, &mut sender, (col_w, col_h), num)?;
|
||||||
|
} else {
|
||||||
|
let mut sender = sender.clone();
|
||||||
|
thread::spawn(move || {
|
||||||
|
render_ctx_to_png(ctx, &mut sender, (col_w, col_h), num)
|
||||||
|
});
|
||||||
}
|
}
|
||||||
|
},
|
||||||
// And if we got an error, then obviously we need to propagate that
|
// And if we got an error, then obviously we need to propagate that
|
||||||
Err(e) => sender.send(Err(RenderError::Render(e))).unwrap()
|
Err(e) => sender.send(Err(RenderError::Render(e)))?
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
// Then once we've rendered all these pages, wait until we get another notification
|
// Then once we've rendered all these pages, wait until we get another notification
|
||||||
// that this doc needs to be reloaded
|
// that this doc needs to be reloaded
|
||||||
loop {
|
loop {
|
||||||
// This once returned None despite the main thing being still connected (I think, at
|
// This once returned None despite the main thing being still connected (I think, at
|
||||||
// last), so I'm just being safe here
|
// least), so I'm just being safe here
|
||||||
let Ok(msg) = receiver.recv() else {
|
let Ok(msg) = receiver.recv() else {
|
||||||
return;
|
return Ok(());
|
||||||
};
|
};
|
||||||
handle_notif!(msg);
|
handle_notif!(msg);
|
||||||
}
|
}
|
||||||
@@ -240,14 +262,31 @@ pub fn start_rendering(
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
fn render_single_page(
|
struct RenderedContext {
|
||||||
|
surface: Surface,
|
||||||
|
num_results: usize,
|
||||||
|
surface_width: f64,
|
||||||
|
surface_height: f64
|
||||||
|
}
|
||||||
|
|
||||||
|
/// SAFETY: I think this is safe because, although the backing struct for `Surface` does contain
|
||||||
|
/// pointers to like the cairo_backend_t struct that all the cairo stuff is using, that struct is
|
||||||
|
/// basically just a vtable, so accessing it from multiple threads *should* be safe since we're
|
||||||
|
/// just calling the same functions with different data. The only other thing it holds reference to
|
||||||
|
/// is a `cairo_device_t`, but that seems to be thread-safe because it's managed through ref counts
|
||||||
|
/// and a mutex. Also, as far as I can tell from reading the source code, write_to_png_stream (the
|
||||||
|
/// only function we call on this struct) doesn't access the device at all, so we should be fine
|
||||||
|
/// there.
|
||||||
|
/// We want this to be Send so that we can delegate the png writing to a separate thread (since
|
||||||
|
/// that's the thing that takes the most time, by far, in this app).
|
||||||
|
unsafe impl Send for RenderedContext {}
|
||||||
|
|
||||||
|
fn render_single_page_to_ctx(
|
||||||
page: Page,
|
page: Page,
|
||||||
area: Rect,
|
|
||||||
page_num: usize,
|
|
||||||
search_term: &Option<String>,
|
search_term: &Option<String>,
|
||||||
already_rendered_no_results: bool,
|
already_rendered_no_results: bool,
|
||||||
size: &WindowSize
|
(area_w, area_h): (f64, f64),
|
||||||
) -> Result<Option<PageInfo>, String> {
|
) -> Result<Option<RenderedContext>, String> {
|
||||||
let mut result_rects = search_term
|
let mut result_rects = search_term
|
||||||
.as_ref()
|
.as_ref()
|
||||||
.map(|term| page.find_text_with_options(term, FindFlags::DEFAULT | FindFlags::MULTILINE))
|
.map(|term| page.find_text_with_options(term, FindFlags::DEFAULT | FindFlags::MULTILINE))
|
||||||
@@ -259,11 +298,6 @@ fn render_single_page(
|
|||||||
return Ok(None);
|
return Ok(None);
|
||||||
}
|
}
|
||||||
|
|
||||||
// First, get the font size; the number of pixels (width x height) per font character (I
|
|
||||||
// think; it's at least something like that) on this terminal screen.
|
|
||||||
let col_h = size.height / size.rows;
|
|
||||||
let col_w = size.width / size.columns;
|
|
||||||
|
|
||||||
// then, get the size of the page
|
// then, get the size of the page
|
||||||
let (p_width, p_height) = page.size();
|
let (p_width, p_height) = page.size();
|
||||||
|
|
||||||
@@ -272,9 +306,7 @@ fn render_single_page(
|
|||||||
|
|
||||||
// Then we get the full pixel dimensions of the area provided to us, and the aspect ratio
|
// Then we get the full pixel dimensions of the area provided to us, and the aspect ratio
|
||||||
// of that area
|
// of that area
|
||||||
let area_full_h = (area.height * col_h) as f64;
|
let area_aspect_ratio = area_w / area_h;
|
||||||
let area_full_w = (area.width * col_w) as f64;
|
|
||||||
let area_aspect_ratio = area_full_w / area_full_h;
|
|
||||||
|
|
||||||
// and get the ratio that this page would have to be scaled by to fit perfectly within the
|
// and get the ratio that this page would have to be scaled by to fit perfectly within the
|
||||||
// area provided to us.
|
// area provided to us.
|
||||||
@@ -284,9 +316,9 @@ fn render_single_page(
|
|||||||
// scale the height to fit perfectly. The dimension that _is not_ scaled to fit perfectly
|
// scale the height to fit perfectly. The dimension that _is not_ scaled to fit perfectly
|
||||||
// is scaled by the same factor as the dimension that _is_ scaled perfectly.
|
// is scaled by the same factor as the dimension that _is_ scaled perfectly.
|
||||||
let scale_factor = if p_aspect_ratio > area_aspect_ratio {
|
let scale_factor = if p_aspect_ratio > area_aspect_ratio {
|
||||||
area_full_w / p_width
|
area_w / p_width
|
||||||
} else {
|
} else {
|
||||||
area_full_h / p_height
|
area_h / p_height
|
||||||
};
|
};
|
||||||
|
|
||||||
let surface_width = p_width * scale_factor;
|
let surface_width = p_width * scale_factor;
|
||||||
@@ -308,7 +340,7 @@ fn render_single_page(
|
|||||||
.map_err(|e| format!("Couldn't create ImageSurface: {e}"))?;
|
.map_err(|e| format!("Couldn't create ImageSurface: {e}"))?;
|
||||||
surface.set_device_scale(scale_factor, scale_factor);
|
surface.set_device_scale(scale_factor, scale_factor);
|
||||||
|
|
||||||
let ctx = cairo::Context::new(surface).map_err(|e| format!("Couldn't create Context: {e}"))?;
|
let ctx = Context::new(surface).map_err(|e| format!("Couldn't create Context: {e}"))?;
|
||||||
|
|
||||||
// The default background color of PDFs (at least, I think) is white, so we need to set
|
// The default background color of PDFs (at least, I think) is white, so we need to set
|
||||||
// that as the background color, then paint, then render.
|
// that as the background color, then paint, then render.
|
||||||
@@ -344,21 +376,38 @@ fn render_single_page(
|
|||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
let mut img_data = Vec::with_capacity((surface_height * surface_width) as usize);
|
Ok(Some(RenderedContext {
|
||||||
ctx.target()
|
surface: ctx.target(),
|
||||||
.write_to_png(&mut img_data)
|
num_results,
|
||||||
.map_err(|e| format!("Couldn't write surface to png: {e}"))?;
|
surface_width,
|
||||||
|
surface_height
|
||||||
|
}))
|
||||||
|
}
|
||||||
|
|
||||||
Ok(Some(PageInfo {
|
fn render_ctx_to_png(
|
||||||
|
ctx: RenderedContext,
|
||||||
|
sender: &mut Sender<Result<RenderInfo, RenderError>>,
|
||||||
|
(col_w, col_h): (u16, u16),
|
||||||
|
page: usize
|
||||||
|
) -> Result<(), SendError<Result<RenderInfo, RenderError>>> {
|
||||||
|
let mut img_data = Vec::with_capacity((ctx.surface_height * ctx.surface_width) as usize);
|
||||||
|
|
||||||
|
match ctx.surface.write_to_png(&mut img_data) {
|
||||||
|
Err(e) => sender.send(Err(RenderError::Render(
|
||||||
|
format!("Couldn't write surface to png: {e}")
|
||||||
|
))),
|
||||||
|
Ok(()) => sender.send(Ok(RenderInfo::Page(PageInfo {
|
||||||
img_data: ImageData {
|
img_data: ImageData {
|
||||||
data: img_data,
|
data: img_data,
|
||||||
area: Rect {
|
area: Rect {
|
||||||
width: surface_width as u16 / col_w,
|
width: ctx.surface_width as u16 / col_w,
|
||||||
height: surface_height as u16 / col_h,
|
height: ctx.surface_height as u16 / col_h,
|
||||||
..Rect::default()
|
x: 0,
|
||||||
|
y: 0
|
||||||
}
|
}
|
||||||
},
|
},
|
||||||
page: page_num,
|
page,
|
||||||
search_results: num_results
|
search_results: ctx.num_results
|
||||||
}))
|
})))
|
||||||
|
}
|
||||||
}
|
}
|
||||||
|
|||||||
Reference in New Issue
Block a user