new workspace

wgui/src/renderer_vk/util.rs

@@ -0,0 +1,18 @@
+use vulkano::buffer::BufferContents;
+
+// binary compatible mat4 which could be transparently used by vulkano BufferContents
+#[repr(C)]
+#[derive(Clone, Copy, Debug, PartialEq, BufferContents)]
+pub struct WMat4(pub [f32; 16]);
+
+impl WMat4 {
+	pub fn from_glam(mat: &glam::Mat4) -> WMat4 {
+		WMat4(*mat.as_ref())
+	}
+}
+
+impl Default for WMat4 {
+	fn default() -> Self {
+		Self(*glam::Mat4::IDENTITY.as_ref())
+	}
+}