linalg.angle_from_quaternion
fixes #1894 .2: ```odin package laa import "core:fmt" import la "core:math/linalg" main:: proc() { angle := f32(0.5) quat := la.quaternion_angle_axis_f32(angle,la.Vector3f32{0,0,1}) fmt.printf("retreived: %0.8f\n", la.angle_from_quaternion(quat)) // should be 0.5, but wasn't } ```
TEXTURE_COPY_LOCATION
Add missing anonymous union field for [D3D12_TEXTURE_COPY_LOCATION ](https://docs.microsoft.com/en-us/windows/win32/api/d3d12/ns-d3d12-d3d12_texture_copy_location): ```C union { D3D12_PLACED_SUBRESOURCE_FOOTPRINT PlacedFootprint; UINT SubresourceIndex; }; ```