Add file export support + more

CHANGELOG.md

@@ -1,29 +1,29 @@
 # Changelog
+
 All notable changes to `puffin` will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
 ## Unreleased
+* New `serialization` feature flag enables exporting and importing `.puffin` files. This replaces the old `with_serde` feature flag.
+* Add `GlobalProfiler::add_sink` for installing callbacks that are called each frame.
 
 * Speed up `GlobalProfiler::new_frame`.
 
 
 ## 0.6.0 - 2021-07-05
-
 * Handle Windows, which uses backslash (`\`) as path separator.
 
 
 ## 0.5.2
-
 * Add opt-in `serde` support.
 
 
 ## 0.5.1
-
 * Remove stderr warning about empty frames.
 
 
 ## 0.5.0
-
 * `GlobalProfiler` now store recent history and the slowest frames.

puffin-imgui/CHANGELOG.md

@@ -4,11 +4,13 @@ All notable changes to `puffin-imgui` will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+
 ## Unreleased
+* Fix "Toggle with spacebar." tooltip always showing.
+* Show frame index.
 
 
 ## 0.9.0
-
 * Paint flamegraph top-down
 * Scrollable flamegraph
 * Option to sort threads by name
@@ -19,7 +21,6 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 
 ## 0.8.0
-
 * Select frames from recent history or from among the slowest ever.
 * Nicer colors.
 * Simpler interaction (drag to pan, scroll to zoom, click to focus, double-click to reset).

puffin-imgui/src/ui.rs

@@ -370,7 +370,7 @@ impl ProfilerUi {
                 }
             }
         }
-        if ui.is_any_item_hovered() {
+        if ui.is_item_hovered() {
             ui.tooltip_text("Toggle with spacebar.");
         }
 
@@ -381,7 +381,8 @@ impl ProfilerUi {
         );
 
         ui.text(im_str!(
-            "Current frame: {:.1} ms, {} threads, {} scopes, {:.1} kB",
+            "Showing frame #{}, {:.1} ms, {} threads, {} scopes, {:.1} kB",
+            frame.frame_index,
             (max_ns - min_ns) as f64 * 1e-6,
             frame.thread_streams.len(),
             frame.num_scopes,

puffin/Cargo.toml

@@ -15,14 +15,18 @@ include = [ "**/*.rs", "Cargo.toml"]
 [dependencies]
 byteorder = { version = "1" }
 once_cell = "1"
+anyhow = { version = "1", optional = true }
+bincode = { version = "1.3", optional = true }
+lz4_flex = { version = "0.8.2", optional = true }
 serde = { version = "1", features = ["derive", "rc"], optional = true }
 
 [dev-dependencies]
 criterion = "0.3"
 
 [features]
 default = []
-with_serde = ["serde"]
+# Feature for enabling loading/saving data to a binary stream and/or file.
+serialization = ["anyhow", "bincode", "lz4_flex", "serde"]
 
 [[bench]]
 name = "benchmark"