Initial draw package

README.md

@@ -1,3 +1,19 @@
 # LevLib
 
 Narya + BFPOWER unified Odin library collection.
+
+## Meta Tools
+
+The `meta/` package contains build tools that can be run from the project root:
+
+```
+odin run meta -- <command>
+```
+
+Running with no arguments prints available commands.
+
+### Commands
+
+| Command       | Description                                                                                                                                                                                   |
+| ------------- | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
+| `gen-shaders` | Compile all GLSL shaders in `draw/shaders/source/` to SPIR-V and Metal Shading Language, writing results to `draw/shaders/generated/`. Requires `glslangValidator` and `spirv-cross` on PATH. |