Add tooltip documentation to web request, text, and brush nodes

node-graph/nodes/brush/src/brush.rs

@@ -57,6 +57,9 @@ impl<P: Pixel + Alpha> Sample for BrushStampGenerator<P> {
 	}
 }
 
+/// Controls the brush shape with diameter and hardness, plus color and opacity (via flow).
+/// The feather exponent is calculated from hardness to determine edge softness.
+/// Used internally to create the individual brush texture before stamping it repeatedly along a stroke path.
 #[node_macro::node(skip_impl)]
 fn brush_stamp_generator(#[unit(" px")] diameter: f64, color: Color, hardness: f64, flow: f64) -> BrushStampGenerator<Color> {
 	// Diameter
@@ -76,6 +79,7 @@ fn brush_stamp_generator(#[unit(" px")] diameter: f64, color: Color, hardness: f
 	BrushStampGenerator { color, feather_exponent, transform }
 }
 
+/// Used to efficiently paint brush strokes: applies the same texture repeatedly at different positions with proper blending and boundary handling.
 #[node_macro::node(skip_impl)]
 fn blit<BlendFn>(mut target: Table<Raster<CPU>>, texture: Raster<CPU>, positions: Vec<DVec2>, blend_mode: BlendFn) -> Table<Raster<CPU>>
 where

node-graph/nodes/gstd/src/text.rs

@@ -3,6 +3,9 @@ use graph_craft::wasm_application_io::WasmEditorApi;
 use graphic_types::Vector;
 pub use text_nodes::*;
 
+/// Converts text into editable vector shapes with customizable styling.
+/// Parameters control font, size, spacing, alignment, and layout.
+
 #[node_macro::node(category(""))]
 fn text<'i: 'n>(
 	_: impl Ctx,
@@ -25,7 +28,9 @@ fn text<'i: 'n>(
 	#[default(0.)]
 	tilt: f64,
 	align: TextAlign,
-	/// Splits each text glyph into its own row in the table of vector geometry.
+    /// When disabled, outputs a single vector element containing all characters combined.
+	/// When enabled, outputs a table with one vector element per character,
+	/// allowing individual character manipulation by subsequent operations.
 	#[default(false)]
 	per_glyph_instances: bool,
 ) -> Table<Vector> {

node-graph/nodes/gstd/src/wasm_application_io.rs

@@ -27,12 +27,14 @@ use wasm_bindgen::JsCast;
 #[cfg(target_family = "wasm")]
 use web_sys::{CanvasRenderingContext2d, HtmlCanvasElement};
 
+/// Allocates GPU memory and rendering context for vector-to-raster conversion. Must be paired with the Rasterize node.
 #[cfg(feature = "wgpu")]
 #[node_macro::node(category("Debug: GPU"))]
 async fn create_surface<'a: 'n>(_: impl Ctx, editor: &'a WasmEditorApi) -> Arc<WasmSurfaceHandle> {
 	Arc::new(editor.application_io.as_ref().unwrap().create_window())
 }
 
+/// "Discard Result" runs asynchronously in the background without waiting. Useful for triggering webhooks or analytics without blocking.
 #[node_macro::node(category("Web Request"))]
 async fn get_request(_: impl Ctx, _primary: (), #[name("URL")] url: String, discard_result: bool) -> String {
 	#[cfg(target_family = "wasm")]
@@ -63,6 +65,7 @@ async fn get_request(_: impl Ctx, _primary: (), #[name("URL")] url: String, disc
 	response.text().await.ok().unwrap_or_default()
 }
 
+/// Sends binary data to a URL via HTTP POST. When "Discard Result" is enabled, runs asynchronously without waiting for a response.
 #[node_macro::node(category("Web Request"))]
 async fn post_request(_: impl Ctx, _primary: (), #[name("URL")] url: String, body: Vec<u8>, discard_result: bool) -> String {
 	#[cfg(target_family = "wasm")]
@@ -97,17 +100,20 @@ async fn post_request(_: impl Ctx, _primary: (), #[name("URL")] url: String, bod
 	response.text().await.ok().unwrap_or_default()
 }
 
+/// Prepare text for transmission over HTTP or storage in binary file formats.
 #[node_macro::node(category("Web Request"), name("String to Bytes"))]
 fn string_to_bytes(_: impl Ctx, string: String) -> Vec<u8> {
 	string.into_bytes()
 }
 
+/// Extracts raw pixel data in RGBA format. Each pixel becomes 4 sequential bytes. Use before sending images over HTTP or writing to files.
 #[node_macro::node(category("Web Request"), name("Image to Bytes"))]
 fn image_to_bytes(_: impl Ctx, image: Table<Raster<CPU>>) -> Vec<u8> {
 	let Some(image) = image.iter().next() else { return vec![] };
 	image.element.data.iter().flat_map(|color| color.to_rgb8_srgb().into_iter()).collect::<Vec<u8>>()
 }
 
+/// Supports loading from URLs and local asset paths. Returns a transparent placeholder if the resource fails to load, allowing workflows to continue.
 #[node_macro::node(category("Web Request"))]
 async fn load_resource<'a: 'n>(_: impl Ctx, _primary: (), #[scope("editor-api")] editor: &'a WasmEditorApi, #[name("URL")] url: String) -> Arc<[u8]> {
 	let Some(api) = editor.application_io.as_ref() else {
@@ -123,6 +129,7 @@ async fn load_resource<'a: 'n>(_: impl Ctx, _primary: (), #[scope("editor-api")]
 	data
 }
 
+/// Works with any standard image format (PNG, JPEG, WebP, etc.). Automatically converts color space to linear sRGB for accurate compositing.
 #[node_macro::node(category("Web Request"))]
 fn decode_image(_: impl Ctx, data: Arc<[u8]>) -> Table<Raster<CPU>> {
 	let Some(image) = image::load_from_memory(data.as_ref()).ok() else {
@@ -142,6 +149,7 @@ fn decode_image(_: impl Ctx, data: Arc<[u8]>) -> Table<Raster<CPU>> {
 	Table::new_from_element(Raster::new_cpu(image))
 }
 
+/// Renders with the resolution and transform defined by the footprint. Output respects vector strokes, gradients, and other styling details.
 #[cfg(target_family = "wasm")]
 #[node_macro::node(category(""))]
 async fn rasterize<T: WasmNotSend + 'n>(

node-graph/nodes/math/src/lib.rs

@@ -747,7 +747,7 @@ fn length(_: impl Ctx, vector: DVec2) -> f64 {
 	vector.length()
 }
 
-/// Scales the input vector to unit length while preserving it's direction. This is equivalent to dividing the input vector by it's own magnitude.
+/// Scales the input vector to unit length while preserving its direction. This is equivalent to dividing the input vector by its own magnitude.
 ///
 /// Returns zero when the input vector is zero.
 #[node_macro::node(category("Math: Vector"))]

node-graph/nodes/path-bool/src/lib.rs

@@ -14,7 +14,7 @@ use std::ops::Mul;
 // Import specta so derive macros can find it
 use core_types::specta;
 
-// TODO: Fix boolean ops to work by removing .transform() and .one_instnace_*() calls,
+// TODO: Fix boolean ops to work by removing .transform() and .one_instance_*() calls,
 // TODO: since before we used a Vec of single-row tables and now we use a single table
 // TODO: with multiple rows while still assuming a single row for the boolean operations.
 

node-graph/nodes/text/src/font_cache.rs

@@ -70,9 +70,9 @@ impl FontCache {
 	}
 
 	/// Insert a new font into the cache
-	pub fn insert(&mut self, font: Font, perview_url: String, data: Vec<u8>) {
+	pub fn insert(&mut self, font: Font, preview_url: String, data: Vec<u8>) {
 		self.font_file_data.insert(font.clone(), data);
-		self.preview_urls.insert(font, perview_url);
+		self.preview_urls.insert(font, preview_url);
 	}
 
 	/// Gets the preview URL for showing in text field when live editing