Helper to create RGB pixel array in wire order

qsort - Direct implementation without using fl::sort to avoid proxy iterator issues

Set custom RGBW LED power consumption model @param model RGBW power consumption model @note Future API enhancement - currently extracts RGB components

write a word out via SPI (returns immediately on writing register)

----------------------------------------------------------------------------- MurmurHash3 x86 32-bit -------------------------------------------------

Map an FL_IS_* macro to its required is_*.h header via longest-prefix match.

Helper: wrap a C string as a span for feed()

Check if files need to be processed using two-layer detection. Delegates to ``zccache-fingerprint --cache-type two-layer check``.

Complete the Promise with an error (used by networking library)

Force-finish any in-progress crash accumulation.

Get the value of an environment variable Only functional on FL_IS_STUB (stub platform), returns nullptr otherwise

initialize the SPI subssytem

Safe NaN check that doesn't rely on isnan

* Logs debug messages if debug mode is enabled * @param {string} message - Message to log * @private

Helper to create BGR pixel array from RGB values

@brief Create a 16-bit RGB pixel array (wire-ordered) @param r 16-bit red channel @param g 16-bit green channel @param b 16-bit blue channel @return f

@brief Create RGB input iterator range from PixelIterator @param pixels PixelIterator to wrap @return Pair of begin/end iterators

@brief Configure a GPIO pin mode @param pin GPIO pin number (0-29 for RP2040, 0-47 for RP2350) @param mode Pin mode: Input, Output, InputPullup, or In

@brief Reset mock state between tests

@brief Reset mock state between tests

@brief Full reset of mock state (initialization + history)

@brief Reset mock state between tests

Convert RGB565 to RGB888 with proper scaling to full 8-bit range using lookup tables

Run a shell command and return its output.

Data Transfer

Predicate to determine if a file should be processed. Args: file_path: Path to the file to check Returns: Tr

Helper: Verify LED frame (4 bytes: [0xE0|brightness][B][G][R])

Run checker on inline code string and return violations. Default path uses a fake absolute path containing /src/fl/ to pass the should_proces

Normalize property name shortcuts to full names. Args: key: Property name (full or shorthand) Returns: Normalized property n

Acquire the lock, waiting up to timeout seconds. Args: timeout: Maximum time to wait for lock (seconds) Returns

Use this to allocate large blocks of memory for T. This is useful for large arrays or objects that need to be allocated in a single block.

Byte-indexed expansion LUT (#2526). Entry b = high-nibble expansion in symbols[0..3] + low-nibble expansion in symbols[4..7], matching wave8_convert_b

Open serial connection (async). Args: boot_wait: Maximum time to wait for device boot (seconds). When ``boot_sign

@brief Calculate DMA buffer size for given input bytes (includes boundary + reset padding) @param inputBytes Number of input bytes to transmit @param

Helper to calculate expected P9813 flag byte from RGB values

Helper: Calculate expected total size

Read a float from PROGMEM. On AVR this reads flash via pgm_read_dword; on other platforms it's a plain memory read via memcpy (no aliasing issues).

Check if a process with given PID is still running (cross-platform). Args: pid: Process ID to check Returns: True if pr

Helper to create RGB pixel array in wire order

Replacement for 'millis' in WebAssembly context

Indexing for fluid chaining

Release a channel and cleanup

======= MODIFIERS (modify the view, not the data) =======

Resolve a platform shorthand name to its repository URL. Args: platform_name: Platform name like 'espressif32', 'atmelav

Resolve a platform shorthand name to comprehensive URL information. Args: platform_name: Platform name like 'espressif32

Microphone pink noise correction profile. Compensates for the frequency response of specific microphones.