Function directx_math::XMMatrixIsIdentity

pub fn XMMatrixIsIdentity(M: FXMMATRIX) -> bool

Tests whether a matrix is the identity matrix.

Parameters

M Matrix to test.

Return value

Returns true if M is the identity matrix, and false otherwise.

Reference

https://docs.microsoft.com/en-us/windows/win32/api/directxmath/nf-directxmath-XMMatrixIsIdentity