Invert glam dependency (#641)

Cargo.lock

@@ -394,7 +394,6 @@ dependencies = [
 name = "compiletests-deps-helper"
 version = "0.4.0-alpha.6"
 dependencies = [
- "glam",
  "spirv-std",
 ]
 
@@ -1112,12 +1111,11 @@ dependencies = [
 
 [[package]]
 name = "glam"
-version = "0.14.0"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "333928d5eb103c5d4050533cec0384302db6be8ef7d3cebd30ec6a35350353da"
+checksum = "3abb554f8ee44336b72d522e0a7fe86a29e09f839a36022fa869a7dfe941a54b"
 dependencies = [
  "num-traits",
- "spirv-std",
 ]
 
 [[package]]
@@ -2272,7 +2270,6 @@ dependencies = [
 name = "shared"
 version = "0.4.0-alpha.6"
 dependencies = [
- "glam",
  "spirv-std",
 ]
 
@@ -2351,6 +2348,7 @@ name = "spirv-std"
 version = "0.4.0-alpha.7"
 dependencies = [
  "bitflags",
+ "glam",
  "num-traits",
  "spirv-std-macros",
  "spirv-types",

crates/spirv-std/Cargo.toml

@@ -12,6 +12,7 @@ bitflags = "1.2.1"
 num-traits = { version = "0.2.14", default-features = false, features = ["libm"] }
 spirv-types = { path = "./shared", version = "0.4.0-alpha.3" }
 spirv-std-macros = { path = "./macros", version = "0.4.0-alpha.3" }
+glam = { version = "0.15.2", default-features = false, features = ["libm"], optional = true }
 
 [features]
 default = []

crates/spirv-std/src/lib.rs

@@ -103,6 +103,9 @@ pub use num_traits;
 pub use runtime_array::*;
 pub use textures::*;
 
+#[cfg(feature = "glam")]
+pub use glam;
+
 #[cfg(all(not(test), target_arch = "spirv"))]
 #[panic_handler]
 fn panic(_: &core::panic::PanicInfo<'_>) -> ! {

crates/spirv-std/src/vector.rs

@@ -1,2 +1,39 @@
 /// Abstract trait representing a SPIR-V vector type.
 pub unsafe trait Vector<T: crate::scalar::Scalar, const N: usize>: Default {}
+
+#[cfg(feature = "glam")]
+unsafe impl Vector<bool, 2> for glam::BVec2 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<bool, 3> for glam::BVec3 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<bool, 4> for glam::BVec4 {}
+
+#[cfg(feature = "glam")]
+unsafe impl Vector<f32, 2> for glam::Vec2 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<f32, 3> for glam::Vec3 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<f32, 3> for glam::Vec3A {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<f32, 4> for glam::Vec4 {}
+
+#[cfg(feature = "glam")]
+unsafe impl Vector<f64, 2> for glam::DVec2 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<f64, 3> for glam::DVec3 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<f64, 4> for glam::DVec4 {}
+
+#[cfg(feature = "glam")]
+unsafe impl Vector<u32, 2> for glam::UVec2 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<u32, 3> for glam::UVec3 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<u32, 4> for glam::UVec4 {}
+
+#[cfg(feature = "glam")]
+unsafe impl Vector<i32, 2> for glam::IVec2 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<i32, 3> for glam::IVec3 {}
+#[cfg(feature = "glam")]
+unsafe impl Vector<i32, 4> for glam::IVec4 {}

examples/shaders/compute-shader/Cargo.toml

@@ -9,4 +9,4 @@ license = "MIT OR Apache-2.0"
 crate-type = ["dylib"]
 
 [dependencies]
-spirv-std = { path = "../../../crates/spirv-std" }
+spirv-std = { path = "../../../crates/spirv-std", features = ["glam"] }

examples/shaders/mouse-shader/Cargo.toml

@@ -11,4 +11,4 @@ crate-type = ["dylib"]
 
 [dependencies]
 shared = { path = "../../shaders/shared" }
-spirv-std = { path = "../../../crates/spirv-std" }
+spirv-std = { path = "../../../crates/spirv-std", features = ["glam"] }

examples/shaders/shared/Cargo.toml

@@ -7,5 +7,4 @@ license = "MIT OR Apache-2.0"
 publish = false
 
 [dependencies]
-spirv-std = { path = "../../../crates/spirv-std" }
+spirv-std = { path = "../../../crates/spirv-std", features = ["glam"] }
-glam = { version = "0.14", default-features = false, features = ["libm", "scalar-math", "spirv-std"] }

examples/shaders/shared/src/lib.rs

@@ -5,7 +5,7 @@
 use core::f32::consts::PI;
 use glam::{vec3, Vec3};
 
-pub use glam;
+pub use spirv_std::glam;
 
 // Note: This cfg is incorrect on its surface, it really should be "are we compiling with std", but
 // we tie #[no_std] above to the same condition, so it's fine.

examples/shaders/simplest-shader/Cargo.toml

@@ -10,5 +10,5 @@ publish = false
 crate-type = ["dylib"]
 
 [dependencies]
-spirv-std = { path = "../../../crates/spirv-std" }
+spirv-std = { path = "../../../crates/spirv-std", features = ["glam"] }
 shared = { path = "../shared" }

examples/shaders/sky-shader/Cargo.toml

@@ -7,8 +7,8 @@ license = "MIT OR Apache-2.0"
 publish = false
 
 [lib]
-crate-type = ["dylib"]
+crate-type = ["lib", "dylib"]
 
 [dependencies]
 shared = { path = "../../shaders/shared" }
-spirv-std = { path = "../../../crates/spirv-std" }
+spirv-std = { path = "../../../crates/spirv-std", features = ["glam"] }

tests/deps-helper/Cargo.toml

@@ -8,9 +8,4 @@ license = "MIT OR Apache-2.0"
 publish = false
 
 [dependencies]
-spirv-std = { path = "../../crates/spirv-std", features = ["const-generics"] }
+spirv-std = { path = "../../crates/spirv-std", features = ["const-generics", "glam"] }
-
-[dependencies.glam]
-version = "0.14"
-default-features = false
-features = ["libm", "scalar-math", "spirv-std"]

tests/ui/lang/control_flow/issue_283.rs

@@ -1,4 +1,5 @@
 // build-pass
+#![feature(lang_items)]
 
 use glam::*;
 
@@ -46,3 +47,13 @@ pub fn main() {
     let v = Vec3::new(1.0, 1.0, 1.0);
     render(v, v, 1.0, 2.0);
 }
+
+// TODO: Figure out why these are needed and remove them (it should pick up the ones in spirv_std)
+// https://github.com/EmbarkStudios/rust-gpu/issues/640
+#[panic_handler]
+fn panic(_: &core::panic::PanicInfo<'_>) -> ! {
+    loop {}
+}
+
+#[lang = "eh_personality"]
+extern "C" fn rust_eh_personality() {}