Move all crates into a crates directory (#1940)

crates/epaint/Cargo.toml

@@ -0,0 +1,93 @@
+[package]
+name = "epaint"
+version = "0.18.1"
+authors = ["Emil Ernerfeldt <emil.ernerfeldt@gmail.com>"]
+description = "Minimal 2D graphics library for GUI work"
+edition = "2021"
+rust-version = "1.61"
+homepage = "https://github.com/emilk/egui/tree/master/epaint"
+license = "MIT OR Apache-2.0"
+readme = "README.md"
+repository = "https://github.com/emilk/egui/tree/master/epaint"
+categories = ["graphics", "gui"]
+keywords = ["graphics", "gui", "egui"]
+include = [
+  "../LICENSE-APACHE",
+  "../LICENSE-MIT",
+  "**/*.rs",
+  "Cargo.toml",
+  "fonts/*.ttf",
+  "fonts/*.txt",
+]
+
+[package.metadata.docs.rs]
+all-features = true
+
+[lib]
+
+
+[features]
+default = ["default_fonts"]
+
+## [`bytemuck`](https://docs.rs/bytemuck) enables you to cast [`Vertex`] to `&[u8]`.
+bytemuck = ["dep:bytemuck", "emath/bytemuck"]
+
+## This will automatically detect deadlocks due to double-locking on the same thread.
+## If your app freezes, you may want to enable this!
+## Only affects [`mutex::RwLock`] (which epaint and egui uses a lot).
+deadlock_detection = ["dep:backtrace"]
+
+## If set, epaint will use `include_bytes!` to bundle some fonts.
+## If you plan on specifying your own fonts you may disable this feature.
+default_fonts = []
+
+## Enable additional checks if debug assertions are enabled (debug builds).
+extra_debug_asserts = ["emath/extra_debug_asserts"]
+## Always enable additional checks.
+extra_asserts = ["emath/extra_asserts"]
+
+## [`mint`](https://docs.rs/mint) enables interopability with other math libraries such as [`glam`](https://docs.rs/glam) and [`nalgebra`](https://docs.rs/nalgebra).
+mint = ["emath/mint"]
+
+## Allow serialization using [`serde`](https://docs.rs/serde).
+serde = ["dep:serde", "ahash/serde", "emath/serde"]
+
+[dependencies]
+emath = { version = "0.18.0", path = "../emath" }
+
+ab_glyph = "0.2.11"
+ahash = { version = "0.8", default-features = false, features = ["std"] }
+nohash-hasher = "0.2"
+
+#! ### Optional dependencies
+bytemuck = { version = "1.7.2", optional = true, features = ["derive"] }
+
+## [`cint`](https://docs.rs/cint) enables interopability with other color libraries.
+cint = { version = "0.3.1", optional = true }
+
+## Enable the [`hex_color`] macro.
+color-hex = { version = "0.2.0", optional = true }
+
+## Enable this when generating docs.
+document-features = { version = "0.2", optional = true }
+
+## Allow serialization using [`serde`](https://docs.rs/serde) .
+serde = { version = "1", optional = true, features = ["derive", "rc"] }
+
+# native:
+[target.'cfg(not(target_arch = "wasm32"))'.dependencies]
+backtrace = { version = "0.3", optional = true }
+parking_lot = "0.12" # Using parking_lot over std::sync::Mutex gives 50% speedups in some real-world scenarios.
+
+# web:
+[target.'cfg(target_arch = "wasm32")'.dependencies]
+atomic_refcell = "0.1" # Used instead of parking_lot on on wasm. See https://github.com/emilk/egui/issues/1401
+
+
+[dev-dependencies]
+criterion = { version = "0.3", default-features = false }
+
+
+[[bench]]
+name = "benchmark"
+harness = false