unindent 0.1 everywhere

Cargo.toml

@@ -110,6 +110,7 @@ time = { version = "0.3", default-features = false, features = [
 ] }
 tinyvec = { version = "1.6", features = ["alloc", "rustc_1_55"] }
 tokio = { version = "1.24", default-features = false }
+unindent = "0.1"
 vec1 = "1.8"
 web-time = "0.2.0"
 wgpu = { version = "0.16.1" }

crates/re_renderer/Cargo.toml

@@ -92,7 +92,7 @@ winit = "0.28.1"
 zip = { version = "0.6", default-features = false, features = ["deflate"] }
 
 # For tests:
-unindent = "0.1"
+unindent.workspace = true
 
 # native
 [target.'cfg(not(target_arch = "wasm32"))'.dev-dependencies]

crates/re_types_builder/Cargo.toml

@@ -25,7 +25,7 @@ arrow2.workspace = true
 convert_case = "0.6"
 flatbuffers = "23.0"
 indent = "0.1"
-unindent = "0.2"
+unindent.workspace = true
 xshell = "0.2"
 
 

rerun_py/rerun_sdk/rerun/color_conversion.py

@@ -1,10 +1,32 @@
 """Color conversion utilities."""
-from typing import Union
+from typing import List, Union
 
 import numpy as np
 import numpy.typing as npt
 
 
+def rgba_to_u8_array(rgba: np.uint32) -> List[np.uint8]:
+    """
+    Convert a uint32 into an array[4] of uint8 values.
+
+    Parameters
+    ----------
+    rgba: int
+        The uint32 value as 0xRRGGBBAA.
+
+    Returns
+    -------
+    List[int]
+        The array of uint8 values converted in RGBA order.
+
+    """
+    red = rgba >> 24 & 0xFF
+    green = rgba >> 16 & 0xFF
+    blue = rgba >> 8 & 0xFF
+    alpha = rgba & 0xFF
+    return [red, green, blue, alpha]  # type: ignore[return-value]
+
+
 def u8_array_to_rgba(arr: npt.NDArray[np.uint8]) -> npt.NDArray[np.uint32]:
     """
     Convert an array with inner dimension [R,G,B,A] into packed uint32 values.